Imported zener diodes
Microcircuits are imported
Bipolar transistors
Sensors
Electrolytic capacitors imported
High voltage ceramic capacitors
Imported film capacitors
Capacitors ceramic multilayer output
Trimmer capacitors
Glass fuses
Thermal fuses
0.125 W
0.25 W
1 W
5 - 20 W
1206
2512
Pens
Variables
Thermistors
smd
HC49US
HC
Imported relays
Imported
Switches, buttons
Transformers, chokes
Panels
LEDs
LED lamps
LED modules
Flashlights
Sound
Radiators
Power supplies
Breadboards
Heat-shrink tubing
Radio Kits
Cables, cords, adapters
Corps
Everything for soldering
Tool
Finished goods
Devices
fasteners
miscellanea
ARDUINO
Microcircuits are imported
Bipolar transistors
Sensors
Electrolytic capacitors imported
High voltage ceramic capacitors
Imported film capacitors
Capacitors ceramic multilayer output
Trimmer capacitors
Glass fuses
Thermal fuses
0.125 W
0.25 W
1 W
5 - 20 W
1206
2512
Pens
Variables
Thermistors
smd
HC49US
HC
Imported relays
Imported
Switches, buttons
Transformers, chokes
Panels
LEDs
LED lamps
LED modules
Flashlights
Sound
Radiators
Power supplies
Breadboards
Heat-shrink tubing
Radio Kits
Cables, cords, adapters
Corps
Everything for soldering
Tool
Finished goods
Devices
fasteners
miscellanea
ARDUINO
Brand «CHINA»
| MPN | Article | Brand | In stock | Price | Discounts | Quantity | Description | Weight g. | Pin type | Working voltage, V | Mounting type | Power | Factory packaging | Resistance | Resistor power | Accuracy | Curve | Working current, A | Number of windings | Polarization | Winding resistance, Ohm | Maximum switching voltage | Winding supply current | Plug or socket | Number of contacts | Mechanical installation | Type | Contact set | Board type | Output voltage | Moisture protection | Item type |
|---|
| 27378 | CHINA | — |
42 грн.
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— | Holder for two 18650 batteries with a cover and flanges for mounting on the case. It has a tap from the midpoint, which allows you to correctly connect the BMS controller. | 32 | — | — | — | — | 50pcs | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | ||||||||||
| 27377 | CHINA | — |
22 грн.
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— | Battery compartment 2xAA with cover and flanges for housing. | 17.5 | — | — | — | — | 50pcs | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | ||||||||||
| 27376 | CHINA | — |
21 грн.
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— | Battery compartment 6F22 (Krona) closed with wires and a switch. | 17.5 | — | — | — | — | 50pcs | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | ||||||||||
| 27375 | CHINA | — |
21 грн.
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— | Battery compartment 1 x 18650 with a cover and flanges for the case. | 15 | — | — | — | — | 100 pieces. | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | ||||||||||
| 27374 | CHINA | — |
7 грн.
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— | 1xAA battery compartment with wires. | 4 | — | — | — | — | 100 pieces. | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | ||||||||||
| 27373 | CHINA | — |
15 грн.
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— | Battery compartment 6F22 (Krone) open with wires. | 7 | — | — | — | — | 100 pieces. | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | ||||||||||
| 27372 | CHINA | — |
17 грн.
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— | Battery compartment HOLDER 1 x 18650 with contacts for mounting on the board. | 7.5 | — | — | DIP | — | 50pcs | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | ||||||||||
| 27247 | CHINA | — |
50 грн.
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— | Vacuum desoldering pump (solder suction) is designed to remove solder during the assembly of electronic components. Represents the vacuum pump with a tip for a retraction of the melted solder from the processed surface. The vacuum pump is implemented in the form of a spring-loaded piston with a lock of its position in the cocked position, with the tip of the inlet channel in the form of a constriction. The principle of operation of a vacuum desoldering pump (solder suction): the solder is melted at the place of soldering, the cocked suction is brought, the release button of the latch is pressed, the spring pushes the piston, the pressure drop sucks the solder inward, freeing the parts on the board. All metal structures of the vacuum desoldering pump (solder suction) are ideal for intensive use, including in the production of rework and repair. The tool can be easily disassembled for quick cleaning. The vacuum desoldering pump ensures easy and safe dismantling of connections, printed circuit boards and components. | 100 | — | — | — | — | 1 PC. | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |||||||||||
| 27246 | CHINA | — |
91 грн.
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— | Power supply 5V 2A plug 3.5x1.4 stabilized pulse. | 75 | — | — | — | 10Вт | 1 PC. | — | — | — | — | 2 | — | — | — | — | — | — | — | — | — | — | — | 5V | IP20 | — | ||||||||||
| 26903 | CHINA | — |
135 грн.
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— | This module is a DC voltage buck converter. The task of the module is to convert the input voltage to the required value of the output voltage. The converter can be used as: a power supply, a power supply for high-power LEDs, etc. The converter is designed based on the XL4016 chip. The chip is mounted on a heatsink and isolated for user safety. The microcircuit has protection against short circuit and overheating. When the overheating protection is triggered, the module automatically cuts off the input voltage. The efficiency of the converter is 93%. The maximum output power of the voltage converter is 100 W, and the conversion frequency is 180 kHz. Changing the DC output voltage is carried out using a variable resistor, on the handle of which a cap is installed for convenient parameter adjustment. There are 2 terminal blocks (4 pins) for connecting an external power source and a device: IN+: input supply voltage 4 - 40 V IN-: "ground" OUT+: output supply voltage 1.25 - 36 V OUT-: "ground" There are also 2 LEDs on the board: L: indicates that the input voltage is applied to the module R: Indicates that output voltage is being supplied to the device The maximum output current of the module is 8 A. The installed heatsink can be replaced with a more powerful one. Power is supplied to the converter from an external power source. The input supply voltage range is from 4 to 40 V, and the output voltage range is from 1.25 to 36 V. Converter Specifications: Chip XL4016 Input voltage, V 4 ... 40 Output voltage, V 1.25 ... 36 Maximum load current, A 8 Switching frequency, kHz 180 Maximum output power, W 100 Efficiency, % 93 Operating temperature, °C -40 ... 125 Module dimensions, mm 61 x 41 x 28. | 75 | — | — | — | — | 1 PC. | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |||||||||||
| 26902 | CHINA | — |
125 грн.
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— | This MP3 module with remote control is designed to play MP3, APE and WAV audio files. The device has a built-in Bluetooth module and a digital FM tuner. The MP3 module is designed to create audio systems or improve audio complexes that are not capable of playing MP3 files (APE and WAV). The textual information of the device is displayed on a bright seven-segment display. There are 4 control buttons on the MP3 player board. Button assignments: VOL-: volume down (switch audio files) PLAY/PAUSE: pauses or plays audio files (in FM mode, changes the frequency of the signal) VOL+: increase volume (switch sound files) MODE: selects the music playback mode When using the USB (TF) mode, the volume level is changed by long pressing the VOL- and VOL + buttons, and to switch the sound file, you need to briefly press them. The PLAY/PAUSE button in this mode simply stops or resumes playback. In FM mode, this button has different properties: when pressed briefly, it starts scanning the range to a station with good reception, and when held for a long time, playback resumes or audio signals are stopped. With the help of TF, USB and AUX connectors, external media of sound files are connected. The AUX jack is a serial input for connecting an analog signal source using a 3.5 mm mini jack. On the board of the device there are pins for connecting an external antenna, which serves as an amplifier for the FM receiver. This MP3 player has 3 modes of operation: FM: Receives FM radio stations Bluetooth: plays sound files via Bluetooth protocol USB, TF: plays audio files stored on a USB stick or memory card When the FM mode is activated, the device automatically starts searching for an operating frequency in the range from 88 to 108 MHz. The MP3 player comes with a remote control (remote control), which allows you to control the device at a distance of 1 to 10 m. The infrared sensor located near the LCD display receives the remote control signals. The remote control must be powered by a CR2032 battery. There are 21 function keys on the remote control. Control buttons assignments: ON/OFF: turns the device on or off MODE: selects the music playback mode MUTE: turns off (on) the sound PLAY/PAUSE: pause or play sound files BACK: returns the previous sound file NEXT: plays the next audio file EQ: selects the equalizer mode (ROCK, JAZZ, Classic, NORMAL, BASS, POP) VOL-: volume down VOL+ increases the volume U/SD/AUX: Change media type 0 - 9: control buttons The device is powered by an external DC power source in the range from 5 to 12 V. A voltage regulator of 5 V is installed at the input of the player. MP3 module kit consists of: MP3 player, remote control, and wires with connectors for connection. When connecting the power, be extremely careful! The module does not have reverse polarity protection! | 55 | — | — | — | — | 1 PC. | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |||||||||||
| 26901 | CHINA | — |
72 грн.
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— | The LM2596S module is a buck converter that converts the input voltage and current to the required values. The module can be used to power LEDs, charge batteries, etc. Can also be used as a simple laboratory power supply with adjustable current and voltage. The module board is designed based on the LM2596S chip. The microcircuit has 8 pins and is assembled in the "TO-263" package. The LM2596S is a DC buck converter. Also on the module board there are 3 trimmers (SW1, SW2, SW3): SW1: responsible for adjusting the output voltage SW2: sets the allowable value of the output current SW3: used to set the battery full charge voltage There are 4 outputs on the module board. The IN- (ground) and IN+ (input voltage) pins are used to connect the input voltage source. To connect the LM2596S module to external devices, the output voltage terminals OUT+ (output voltage) and OUT- (“ground”) are used. The input voltage range is from 5 to 35 V, respectively, at the output of the converter from 1.25 to 30 V. There are no terminal blocks on the module board, so the terminals of the external power source and the device are connected by soldering. The LM2596S converter board has 3 indicators: LED 1: lights up when the battery is charging LED 2: lights up when charging is completed LED 3: signals the power supply of the module board The maximum output current value is 3 A. When the load exceeds 15 W, it is necessary to install a heatsink for the LM2596S chip. The radiator is installed in a special place with metallization on the back of the chamber. There are 4 holes for easy mounting of the module. Module Specifications: Chip LM2596S Input voltage, V 5 ... 35 Output voltage, V 1.25 ... 30 Output current, A 3 Module dimensions, mm 48 x 24 x 14. | 12 | — | — | — | — | 1 PC. | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |||||||||||
| 26900 | CHINA | — |
29 грн.
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— | BMS (Battery Management System) is a battery management system that is designed to monitor the condition of batteries, control the process of charging / discharging batteries, etc. Two batteries (18650) can be connected to the charge-discharge controller module HX-2S-A2 at the same time. The features of this charge controller are: protection against short circuit (short circuit) and protection against overdischarge (overcharge). Also, a feature of the module is to turn off the power supply for the batteries when the maximum capacity of at least one battery is reached. The maximum operating current of this BMS controller is 5 A, and the quiescent current does not exceed 10 μA. The battery charge is turned off when the voltage reaches 4.25 - 4.35 V, and the discharge occurs when the voltage drops to 2.5 - 3.0 V. The battery charge-discharge controller module HX-2S-S01 has 5 outputs: B+: battery positive B-: battery negative BM: battery assembly midpoint P-: charge/discharge negative terminal P+ charge/discharge positive terminal When the maximum allowable value of the supply voltage is exceeded, the charge controller activates the "protection" mode. In order to restore the operation of the module, it is necessary to reapply voltage to the BMS board input or wait for some time until the charge controller turns off the protection automatically. The module supply voltage range is from 8.4 to 9 V. Please note that this module is not a charger! Model HX-2S-A2 Maximum battery charge voltage, V 4.25 ... 4.35 Battery discharge voltage, V 2.5 ... 3.0 Supply voltage, V 8.4 ... 9 Operating current, A 5 Maximum operating current, A 7 Module dimensions, mm 17.5 x 17.5 x 3.2. | 2 | — | — | — | — | 10 pieces. | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |||||||||||
| 26899 | CHINA | — |
54 грн.
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— | BMS (Battery Management System) is a battery management system that is designed to monitor the condition of batteries, control the process of charging /discharging batteries, etc. Two batteries (18650) can be connected to the charge-discharge controller module HX-2S-JH10 at the same time. The features of this charge controller are: protection against short circuit (short circuit) and protection against overdischarge (overcharge). The discharge current of this BMS controller is 8A, and the quiescent current reaches up to 10uA. The battery charge is turned off when the voltage reaches 4.25 - 4.35 V, and the discharge occurs when the voltage drops to 2.7 - 3.0 V. The battery charge-discharge controller module HX-2S-JH10 has 5 outputs: B+: battery positive B-: battery negative BM: battery assembly midpoint P-: charge/discharge negative terminal P+ charge/discharge positive terminal When the maximum allowable value of the supply voltage is exceeded, the charge controller activates the "protection" mode. In order to restore the operation of the module, it is necessary to reapply voltage to the BMS board input or wait for some time until the charge controller turns off the protection automatically. The module supply voltage range is from 8.4 to 9.0 V. For charging, you can use a boost converter with a current limiter. Please note that this module is not a charger. Module Specifications: Model HX-2S-JH10 Maximum battery charge voltage, V 4.25 ... 4.35 Battery discharge voltage, V 2.7 ... 3.0 Supply voltage, V 8.4 ... 9.0 Discharge current, A 8 Discharge current maximum short-term, A 10 Module dimensions, mm 40 x 16 x 4. | 5 | — | — | — | — | 1 PC. | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |||||||||||
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Photo relay XH-M131-12V
#14679
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26897 | CHINA | — |
70 грн.
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— | The photo relay module activates the relay at a certain light intensity. The photoresistor, which is connected with a cable 20 cm long, determines the level of illumination. When light hits the photoresistor, it changes its resistance. Because of this, the voltage in the circuit changes, which signals the amount of light. The module can be used in projects that require the relay to be triggered in the presence of a given light brightness (street lighting, turning on car headlights, etc.). The board has an LM393 comparator that determines the light intensity across the photoresistor. The sensitivity level of the sensor can be adjusted using a trimmer resistor. The module does not have on and off timers. The relay is activated when the specified sensor sensitivity threshold is exceeded. If the illumination often changes its state, then the relay will operate frequently. The photoresistor is connected to the module using the COS pin. There are 2 terminal blocks on the module board: J1 (terminal 1): relay power is connected J2 (terminal 2): load connected There are also 2 LEDs on the board: D1: signals the power supply of the module D2: lights up when the specified sensor sensitivity threshold is exceeded You can supply power to the module board from an external power source. The module supply voltage is 5 V. The relay board switches voltage up to 250 V and withstands current up to 10 A. Module Specifications: Chip LM393 Relay SRD-12VDC-SL-C Maximum load 10A, 250V Module supply voltage, V 12 Wire length, cm 20 Operating temperature, °C -25 ... +70 Module dimensions, mm 55 x 30 x 20. | 21 | — | — | — | — | 1 PC. | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | ||||||||||
| 26896 | CHINA | — |
33 грн.
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— | 6 - 28 volt to 5.2 volt DC-DC converter with two USB outputs and a maximum operating current of 3 amperes. Designed to power and charge mobile devices via USB interface from the car's on-board network, network power supplies of suitable power, accumulators and batteries. Specifications: Input voltage: 6 - 28 V Output voltage: 5.2V Maximum load current: 3A Efficiency: 96% (max) Operating temperature range: -40°C - +85°C Dimensions: 28 x 32 x 8 mm. | 4 | — | — | — | — | 1 PC. | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |||||||||||
| 26895 | CHINA | — |
7 грн.
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— | Breadboard printed circuit board on getinax. From the side of the components, the markup was made by the silk-screen method. On the soldering side, the board is covered with a preservative flux that protects the mounting patches from oxidation. | 5 | — | — | DIP | — | 50pcs | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | Односторонние | — | — | — | |||||||||||
| 26893 | CHINA | — |
4 грн.
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— | DC-017 5.5/2.5 power socket with screw fixing. | 1.5 | — | — | DIP | — | 1000pcs | — | — | — | — | — | — | — | — | — | — | Socket | 3 | To the body | DC power | — | — | — | — | — | ||||||||||
| 26892 | CHINA | — |
4 грн.
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— | DC-017 5.5/2.1 power socket with screw fixing. | 1.5 | — | — | DIP | — | 1000pcs | — | — | — | — | — | — | — | — | — | — | Socket | 3 | To the body | DC power | — | — | — | — | — | ||||||||||
| 26891 | CHINA | — |
114 грн.
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— | Power supply 12V 2A plug 5.5x2.1 stabilized pulse. | 80 | — | — | — | 24Вт | 1 PC. | — | — | — | — | 2 | — | — | — | — | — | — | — | — | — | — | — | 12V | — | — | ||||||||||
| 26890 | CHINA | — |
12 грн.
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— | Electromagnetic relay 1 switching group of contacts for 10 A, winding voltage 12 V, winding resistance 400 Ohm. | 8 | — | 12 | DIP | — | 100 pieces. | — | — | — | — | 10 | 1 | neutral | 400 | 250v | Constant | — | — | — | — | 1 switch | — | — | — | — | ||||||||||
| 26886 | CHINA | — |
4 грн.
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— | Shielded connector RJ-45 shielded (Cat.5e shielded). | 4 | — | — | Crimping | — | 1000pcs | — | — | — | — | — | — | — | — | — | — | Fork | 8 | per wire | RJ45 | — | — | — | — | — | ||||||||||
| 26672 | CHINA | — |
24 грн.
|
— | 60x80mm, double-sided with a mask, thickness 1.6mm, patches with holes pitch 2.54. | 17.5 | — | — | DIP | — | 20pcs | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | Духсторонние | — | — | — | |||||||||||
| 26416 | CHINA | — |
8 грн.
|
— | Ф12х9.5mm, 2-4V, 85dB, 2.3+-0.4kHz. | 1.8 | — | — | DIP | — | 100 pieces. | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | Buzzer | |||||||||||
| 26415 | CHINA | — |
8 грн.
|
— | TDB1223-05F 12mm, 5V, sound emitter (buzzer) with generator. Ф12х9.5mm, 3-6V, 85dB, 2.3+-0.4kHz. | 1.8 | — | — | DIP | — | 100 pieces. | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |||||||||||
| 26339 | CHINA | — |
20 грн.
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— | Variable resistor with switch characteristic B (linear) 5 pin, contacts for installation in the board. | 8 | hard conclusions | — | DIP | — | 100 pieces. | 50 кОм | 0.125 W | 20 % | B | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | ||||||||||
| 26337 | CHINA | — |
20 грн.
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— | Variable resistor with switch characteristic B (linear) 5 pin, contacts for installation in the board. | 8 | hard conclusions | — | DIP | — | 100 pieces. | 100 кОм | 0.125 W | 20 % | B | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | ||||||||||
| 26335 | CHINA | — |
20 грн.
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— | Variable resistor with switch characteristic B (linear) 5 pin, contacts for installation in the board. | 8 | hard conclusions | — | DIP | — | 100 pieces. | 10 кОм | 0.125 W | 20 % | B | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | ||||||||||
| 26334 | CHINA | — |
72 грн.
|
— | The kit is intended for the manufacture of a metal detector that allows you to detect objects made of ferrous and non-ferrous metals. The kit includes a set of parts, a board and a description of the assembly (the speaker is not included in the kit). Specifications: Coin detection depth 20 - 25 cm Depth of detection of large objects 100 - 150 cm Supply voltage, 9 - 14 V Current consumption, 60 - 70 mA Impulse current consumption, 1 - 2 A Board dimensions, 45 x 52 mm Circuit diagram Layout of elements General description: The device consists of two main nodes: transmitting and receiving. The transmitting node consists of a pulse generator on the NE555 chip and a powerful key on the IRF740 transistor. The receiving unit is assembled on a TL072 chip and a BC547 transistor. The excitation signal is transmitted periodically to the sensor coil, in the form of pulses with a duration of 125-150 μs and a frequency of 125-150 Hz. In conducting objects, damped eddy currents are induced, which excite a damped electromagnetic field. Depending on the conductive properties and the size of the object, the signal changes its shape and duration. Search coil manufacturing: For the manufacture of a search coil, you will need a rigid non-metallic mandrel Ø 200-250 mm, a copper winding enameled wire PEV (Ø0.4 - 0.6 mm) 20 meters long, a copper stranded insulated wire 2x1.5 mm2 120 - 150 cm long to connect the coil with payment. Wrap 25 turns of winding wire tightly onto the mandrel. Fix the ends of the wire and connect by soldering with a stranded insulated wire to the board to the contacts L1. Assembling and setting up a metal detector Solder an 8 ohm 0.5 W speaker to the SP1 contacts. The contacts P1 are powered by 9-14 V (preferably from a 12 V 1.2 Ah battery). After turning on the device, by rotating the tuning resistor R8, find a position where the clicks in the speaker will subside as much as possible, and the noise will not start to grow, after which, using the variable resistor R9, perform the same operation, but more accurately, the maximum sensitivity of the metal detector is at the threshold of sound. The sensitivity of a metal detector can be improved by changing the number of coil turns. With a mandrel diameter of 250 mm, and a winding wire of Ø0.5 mm, this is approximately 14 turns. After tuning is complete, the coil can be hardened by wrapping it with tape, electrical tape, or impregnating it with epoxy. It is recommended to varnish the soldered and debugged board. This will prevent the parameters from drifting when the environmental conditions change and ensure stable and reliable operation of the device. The set includes: U1 NE555 U2 TL072 VT1 S9015 VT2 BC547 VT3 IRF740 D1 1N4148 D2 1N4148 R1 120 K R2 47 K R3 68 K R4 68 K R5 100 K R6 1 M R7 1.6K R8 (trim) 50 K R9 (variable) 20 K R10 910 - 1 K R11 470 - 510 R12 33 - 100 R13 150 R14 430 - 470 K R15 11 R16 360, 2W R17 360, 2W C1 2200x16 V C2 0.1 uF SZ 0.1 uF C4 10x25 V C5 10x25 V C6 1000 pF C7 1x50 V C8 1x50V Printed circuit board Variable Resistor Knob Schematic diagram | 32 | — | — | — | — | 1 PC. | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |||||||||||
| 26332 | CHINA | — |
36 грн.
|
— | The TDA2030A low frequency amplifier module is designed to provide high quality medium power audio output. This amplifier can be used to build a subwoofer or to repair audio equipment. The amplifier module board is designed based on the TDA2030A chip from ST Microelectronics. The TDA2030A chip has 5 pins and is made in a Pentawatt package. The microcircuit is designed to amplify the sound signals of Hi-Fi systems with a power of up to 18 watts. The peak value of the output current is 3.5 A. In this module, the microcircuit is used as a ULF (low frequency amplifier) class AB. The microcircuit has a low coefficient of non-linear distortion, so the amplifier can reproduce good sound. Also, the microcircuit has built-in thermal protection (turns off at 145 ° C) and protection against short circuit (short circuit). For heat transfer, a heat sink is attached to the microcircuit case. If necessary, it can be easily replaced with another radiator. The module board has a trimming resistor with which you can adjust the volume level. To connect external devices to the amplifier module, pin connectors are used, and to output a signal, the speaker must be connected to the terminal block (the polarity of the terminal block is displayed on the board): VCC: 6 to 12V power supply GND: common wire ("ground") IN: audio signal input OUT: audio signal output Power is supplied from an external power source. The operating supply voltage range is from 6 to 12 V. The presence of board power is signaled by the POWER LED, which is connected to the power bus of the amplifier. Amplifier Specifications: Chip TDA2030A Operating voltage, V 6 ... 12 Channels 1 Maximum power, W 18 Peak output current, A 3.5 Current consumption in rest mode, mA 50 Module dimensions, mm 32 x 23. | 10 | — | — | — | — | 1 PC. | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |