Elektronikus összetevők

eatures and parameters introduced
 
The power supply is isolated industrial power modules, with a temperature protection, overcurrent and short circuit full protection, high and low voltage isolation, AC85 ~ 265V wide voltage input, AC and DC, 431 DC5V output voltage precision, ultra-small size, high reliability, cost performance characteristics.
 
 
Input voltage: AC 85 ~ 265v 50 / 60HZ or DC100v-370v
 
Output voltage: DC5V (± 0.2V)
 
Output Current: 700mA
 
Power: 3.5W 
 
 
 
 

 
Description
 
 
100% Brand new and high quality.
Product Shape: Same as the picture show
1. Supporting the D1 MINI
2. The Arduino Compatible, Using Arduino IDE Programming
3. 11 the XI/O Pins
4. 1 XADC Pin (0-3.3 - V)
5. Support the OTA online
 
 
Package included:
 
 
1 x DS18B20 Temperature Sensor Module
 
 
 
 

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GY-MAX4466 electret microphone amplifier MAX4466 adjustable amplifier module
 
 
 
 
 
 
 
 
 

 
 
1.8V to 3.6V Supply Voltage
Low power consumption - 0.5uA at 1Hz
I2C interface
Max I2C Speed: 3.5Mhz
Very low noise - up to 0.02hPa (17cm)
Full calibrated
Pressure Range: 300hPa to 1100hPa ( 9000m to -500m)
Weight: 1.18g
Size: 21mm x 18mm
Package Included:
1 X BMP180 Breakout Board
 
 
 
 
 
 

 
 
1.8V to 3.6V Supply Voltage
Low power consumption - 0.5uA at 1Hz
I2C interface
Max I2C Speed: 3.5Mhz
Very low noise - up to 0.02hPa (17cm)
Full calibrated
Pressure Range: 300hPa to 1100hPa ( 9000m to -500m)
Weight: 1.18g
Size: 21mm x 18mm
Package Included:
1 X BMP180 Breakout Board
 
 
 
 
 
 

 
 
1.8V to 3.6V Supply Voltage
Low power consumption - 0.5uA at 1Hz
I2C interface
Max I2C Speed: 3.5Mhz
Very low noise - up to 0.02hPa (17cm)
Full calibrated
Pressure Range: 300hPa to 1100hPa ( 9000m to -500m)
Weight: 1.18g
Size: 21mm x 18mm
Package Included:
1 X BMP180 Breakout Board
 
 
 
 
 
 

Volume: Long (3.8) * W (5.2) * Height (2.0) (CM) Weight 32G
 
Item No: LLL-DY-01
 
Note: If the output voltage is not higher than the input voltage, adjust potentiometer clockwise, the output voltage will rise, please do not counter-clockwise adjustment when you test this module at high input voltages will be damaged or even damaged!
 
Index:
 
Input voltage range: 3.5V-30V (must ensure that the output voltage is set higher than the input voltage)
 
Output voltage range: 4.0V-30V
 
Maximum input current: 5A (calculated based on power conservation output current under nominal conditions
 
Uin * Iin * efficiency = Uout * Iout)
 
Continuous current: 3A (ventilation condition good output voltage and input voltage ratio is not greater than 3)
Full load efficiency of about 90%
 
Application examples:
 
1,7.4V 12V boost application model aircraft camera.
 
Adjustable High Efficiency Boost DC-DC booster circuit, the input voltage (4 to 30) V, adjustable output (5 to 30) V, maximum input current of 5A, up to 92% efficiency, the use of a dedicated large package boost chip beyond the LM2577, not mung bean big boost IC can, output drive power of up to 30W.

Description :
This Package including 20 kinds of normally used Resistors :
10 22 47 100 220 470  680 1K 2.2K 4.7K 6.8K 10K 22K 47K 68K100K 220K 470K 680K 1M, each one 20 pcs, total 400 pcs.
Five Color Rings, Accuaracy 1% , 20 pcs/Row , Total 20 Row .
Package Inlcuding:
400 * Resistors

4 series 18650 battery 16.8V 16V 14.8V
 
14.8V (Li-ion 18650 or li-ion battery rated voltage)
16.8V (Li-ion battery full charge voltage)
14.4V ( Lipo battery pack rated voltage)
 
The lithium battery protection board is not included the welding tabs.
Features:
1) high-accuracy voltage detection circuit;
2) terminal of the charger using high voltage device;
3) Built-in three-stage over-current detection circuit (over-current 1, over-current 2, or load short circuit);
4) MOS transistor can control the battery charge and discharge;
5) low standby current consumption.
 
Parameter:
 
Over Charge Voltage:4.25-4.35v±0.05v
Over Discharge Voltage: 2.3-3.0v±0.05v
Max working current:4-5A         
Max Peak current:6-7A  
Working Temperature:-40--- 50  
Storage Temperature:-40-- 80
Small current:6uA          
Life cycle:50000hours
Resistance:45m              
Short cut Protection:Protectable ,change for repair                                                                                                                        Size:67*16*1.0mm
 
 

LR7843 MOS MODULE MOSFET control Module Field effect MODULE
 
 Module features:
 
With the decoupled isolation, the control signal and the controlled equipment are isolated, which greatly increases the interference.
 
High level start, low level stop, PWM speed adjustment
 
It is widely used in the control of electric motors and stop, electromagnetic valve and other tributary devices
 
There are various specifications of MOS tube to provide selection,
 
For example,
 
FR120N: 100 v 9.4 A
 
LR7843:30 v 161 a
 
AOD4184:40 v 50 a,
 
6. The signal input side can solder the terminal or pin, and be compatible with the bread board
 
7. Output can be soldered terminal or direct welding line
 
8. The module size 23mm X 16mm has two 2mm diameter screw holes, and the hole spacing is 8mm

 
data
 
https://cdn-shop.adafruit.com/datasheets/BST-BMP280-DS001-11.pdf?spm=5261.im.0.0.338d4edfBiNkPJ&file=BST-BMP280-DS001-11.pdf
 
 
 
 
 
 

 
data
 
https://cdn-shop.adafruit.com/datasheets/BST-BMP280-DS001-11.pdf?spm=5261.im.0.0.338d4edfBiNkPJ&file=BST-BMP280-DS001-11.pdf
 
 
 
 
 
 

ESP-01S ESP8266 serial WIFI model (ESP-01 Updated version) Authenticity Guaranteed,Internet of thing

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High power MOS field effect tube trigger switch driver module PWM regulating electronic switch panel
Modules window:
 
1. Adopt imported from two parallel MOS active output, lower resistance, electric current is bigger, strong power, room temperature 15 a, 400 w, met the most equipment used;
 
2. Wide voltage, perfect support PWM;
 
3. The control of high power equipment.
Product parameters and application: 
 
 
 
1: working voltage: DC 5 v, 36 v.
 
High and low level 2: the trigger signal source: the digital quantity (DC3.3 V - 20 V), can connect microcontroller IO port, PLC interfaces, dc power supply, etc., can answer the PWM signal, signal frequency 0-20 KHZ perfect support.
 
3: the output power: DC DC 5 v, 36 v, room temperature sustained current 15 a, power 400 w! Auxiliary cooling conditions, the maximum current can be up to 30 a.
 
4: application: output terminal can control high power devices, motors, light bulbs, LED lamp belt, dc motor, micro pump, solenoid valve, etc., can input, PWM control motor speed, the brightness of the lamp, etc.
 
5: life: unlimited switch; Working temperature: - 40-85 ; Size: 3.4 * 1.7 * 1.7 cm

 
 
latestFor arduinInfrared wireless remote control kit consists ofMiniUltra-thin infrared remote control and38KHzInfrared receiver modules,MiniUltra-thin infrared remote control has20Function keys , firing distances of up to8Meters , ideal for handling a variety of equipment in the room . IR receiver module can receive standard38KHzModulated remote control signal through theFor Programming , can realize the remote control signal, the decoding operation , which can produce a variety ofRemote control robotAnd interactive works.
Ultra-thin infrared remote control product parameters:
1.CR2025Green button batteries, capacity160mah
2 .Transmission Distance:8mAbove ( concrete and the surrounding environment , the sensitivity of the receiver and other factors)
3 .Effective angle:60Degree
4 .Sticking Material:0.125mmPET, The effective life2Million times.
5 .Stable quality, cost-effective
6 .Quiescent Current3-5uA,Dynamic current3-5mA.
 
 
 
 
 
 
 
 
 
 

AT24C256 2ECL IIC/I2C Serial Interface Port EEPROM Memory Module For DIY Electronic Car 3.3-5V
 
 
 
 
 

 
 
 
 
 
The module is a 12-foot clock with 4 points of positive digital (0.36 inches) display module driver IC TM1637, only two signal lines can make SCM four 8-segment LED.
 
Module features are as follows:
 
Display of male red for the four digital tube
 
Adjustable digital tube 8 gray
 
Level control interface for 5V or 3.3V
 
4 M2 screws positioning holes for easy installation
 
 
4 digital display interface module as shown below:
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
0.

CJMCU- proximity and contactless gesture detection RGB and Gesture Sensor APDS-9930
 
APDS-9930 provides an I⊃2;C-compatible interface in a single 8-pin package ambient light sensor (ALS, Ambient Light Sensor) and proximity sensor with infrared LED's, where ambient light sensor is approximated using a dual LED illumination 0.01 lux under low lumens human visual response performance, high sensitivity can be provided so that the operation of the device in the dark glass. The proximity sensor can be adjusted through the full 100 mm object detection, eliminating the terminal equipment and sub-assembly factory calibration requirements. From bright sunlight to dark rooms, proximity detection feature can work well. Module was added to provide micro-optic lenses infrared energy efficient transmission and reception, can reduce the overall power consumption. In addition, the internal state machine allows the device to enter a low-power mode, bringing the average power consumption low.
 
Features [-]
 
  Integrated ALS, an infrared LED and an optical proximity detector module
  Ambient brightness sensing (ALS, Ambient Light Sensing)? Approximate the human visual response
  With programmable upper and lower threshold interrupt function
  Up to 16-bit resolution
  High sensitivity operation after dark glass
  0.01lux low lumen performance
 
Proximity detection? Fully calibrated to 100 mm detection
  Integrated infrared LED and synchronous LED Driver
  Exempt proximity sensor factory calibration
 
Programmable timer wait wait state power -? 90A typ.
  Programmable from 2.7 ms to more than 8 seconds
 
I⊃2;C compatible interface? Up 400kHz (I⊃2;C Fast-mode)
  Dedicated interrupt pin
 
Sleep mode power - 2.2A typ
  Small package 3.94 (L) x 2.36 (width) x 1.35 (H) mm
 
Application
 
dimmable backlight phone
  You can disable the touch screen mobile phone
  Notebook / Monitor Safety
  Handsfree mode is automatically enabled
  Auto pop-up menu
  Digital Camera Eye Sensor

Triple Shield For WeMos D1 Mini Dua Sided Perf Board For Arduino Compatible

Before use, before debugging, the default output is about 9V.
Input voltage 4.5-8V
The output voltage can be continuously adjusted 4.3-27V
(4.3V or more, 27V or less, any voltage can be output, you can adjust the voltage counterclockwise)
Charging voltage 4.2V Charging current is 1A
Discharge current 2A output current to calculate
Output reference maximum current 5V 1.4A , 9V 0.8A, 12V 0.6A
Static current is about 0.5 mA
Overshoot protection Overdischarge protection None (it can be said that there is 2V cut-off boost, but there is still 2V without blocking the output)
Cut-off boost 2V, depending on the situation, whether to add a protection board
For example, VIN termination 5V solar panel BAT terminal can output 4.2V to 3.7V 18650 battery charging OUT terminal can output an adjustable voltage How much you need to adjust
Can be used for multimeters, modified lithium battery charging
 

 
 
DC DC boost power supply module XL6019 voltage stabilized power supply module output 5V/12V/24V adjustable

 
The module (MicroSD Card Adapter) is a Micro SD card reader module, through the file system and the SPI interface driver, MCU to complete the file system to read and write MicroSD card. Users can directly use IDE comes with an SD card to complete the library card initialization and read-write
 
Module features are as follows:
 
1. Supports Micro SD cards, Micro SDHC card (high speed card)
 
2 level conversion circuit board that interfaces level for 5V or 3.3V
 
3 power supply is 4.5V ~ 5.5V, 3.3V voltage regulator circuit board
 
4 is a standard communication interface SPI interface
 
5.4 M2 screw positioning holes for easy installation
 
 
 
Control Interface: A total of six pins (GND, VCC, MISO, MOSI, SCK, CS), GND to ground, VCC is the power supply, MISO, MOSI, SCK is SPI bus, CS is the chip select signal pin;
 
3.3V voltage regulator circuit: LDO regulator output is 3.3V level converter chip, Micro SD card supply;
 
Level conversion circuit: Micro SD card into the direction of the signal is converted to 3.3V, MicroSD card interfaces to control the direction of the MISO signal is also converted into 3.3V, general AVR microcontroller system can read the signal;
 
Micro SD card connector: a self-bomb deck, easy card insertion.
 
Positioning holes: 4 M2 screws positioning hole diameter is 2.2mm, the positioning of the module is easy to install, to achieve inter-module combination
 
 
 
 
 
 
 
 

Product Details
FM Stereo Radio Module RDA5807M RRD-102V2.0 Wireless Module Pro New for Arduino
Article-Nr.:5400777
Product Details:
Stereo Module
Condition: New
Overview: 
"RRD-102V2.0" stereo radio module (FM Stereo radio Module) high sensitivity, low power consumption,ultra- small size of the FM stereo radio module.Using RDA Microelectronics of RDA5807M(or RDA5802NM),this circuit fewer external components,the noise factor is minimal. Small size,low power consumption,low cost,simple application,the use of a wide range of advantages.Is an easy-to-use and possessed highly cost-effective single-chip FM stereo radio module.
A: Move DVD,TV,MP3,MP4 and other built-in FM wide-band wireless receiver module. 
B: mining,business,campus,residential,tourist areas and other public places,stereo FM radio
system. 
C: wireless audio and wireless stereo headset functionality. 
D: GPS navigation, TV broadcasting systems and other wireless FM radio.
E: high-end game consoles and wireless audio electronic toys.
F: mobile phones,mobile phones,intercom systems,mobile radio devices and other stereo radio.
G: PDAS and Notebook PC and other peripheral applications.
 
Function:
A: using a common 102BC module package,users can directly replace the use,without changing the circuit design. 
B: high sensitivity,low noise,anti-interference ability,very few external components,small size (11*11.2MM Max),extremely simple to use. 
C: 76-108MHz FM band worldwide compatible(76-91MHz,including Japan,America and Europe 87.5-108.5MHz). 
D: I2C serial data communications bus interface,support for external reference clock input.
E: COMS technology fully integrated single-chip integrated circuits,power consumption is minimal.
F: built-in high-precision A/D(analog) and digital frequency synthesizer.
G: built-in LDO regulator,low power,wide voltage range(2.7-3.6VDC). 
H: built-in noise reduction, soft mute,bass boost circuit design.
I: 32 load high power audio output,headphone connections are direct,no external audio driver amplifier. 
J: the application is simple,low cost,cost-effective.
Color : show as pictures
PLS NOTE that due to lighting effects, monitor's brightness / contrast settings etc, there could be some slight differences in the color tone of the pictures and the actual item!

10PCS/LOT In reel 78L05 5V SOT-89 SMD three terminal voltage regulator voltage stabilizer Good quality and ROHS

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Product description:
Condition: Brand New
Spec:
- 100% Brand New
- Banana plug: diameter 4mm, Gold Plated
- Test Hook Size:57mm ( Large Size )
- Cable Total Length: 1M ( 3.3Ft )
 
0.9

Red 5 V
Black GND
White RXD
Green TXD
Product Applications:
Single-chip upgrade solution for Legacy RS232 devices to USB interface
USB to RS232 converters/cables/dongles
Healthcare/Medical USB Interface Data Transfer Cable
Personal Infotainment/Media Player Docking USB Interface
Cellular/PDA USB Interface Data Transfer Cable
Serial-over-IP Wireless Solution
USB Barcode/Smart Card Readers
GPS/Navigation USB Interface
Point-of-Sale (POS) Terminals/Printers
PC Docking Station/Port Replicators
Industrial/Instrumentation/Automation Control USB Interface
USB Modem/Wireless/Zigbee USB Interface
Set-Top Box (STB) / Home USB Interface
BatteryCharger Application
MCU-based devices to USB interface

3.7V to 12V mini DC-DC boost module supports 5V/8V/9V/12V output lithium battery boost

PAM8403 module Super mini digital amplifier board 2 * 3W Class D digital amplifier board efficient 2.5 to 5V USB power supply
 
 
 
 

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Prototype PCB Expansion Board For ATMEGA328P UNO R3 Shield FR-4 Fiber PCB Breadboard 2mm 2.54mm Pitch With Pins DIY One
 
 
 
 
 
 

2S 3A Li-ion Lithium Battery 7.4v 8.4V 18650 Charger Protection Board bms pcm for li-ion lipo battery cell pack
2 Series 18650 battery 7.4V 8.4V
Lithium battery protection board
 
 
Features:
1) high-accuracy voltage detection circuit;
2) terminal of the charger using high voltage device;
3) Built-in three-stage over-current detection circuit (over-current 1, over-current 2, or load short circuit);
4) MOS transistor can control the battery charge and discharge;
5) low standby current consumption.
 
Parameter:
 
 
Over charge voltage:4.25-4.35v±0.05v
Over dishcarge voltage: 2.3-3.0v±0.05v
Max continuous current:3A         
Max peak current:5A   
Working temperature:-40--- 50  
Storage Temperature:-40-- 80
Small current:less than 3uA          
Life cycle :more than 50000hours
Resistance:Less than 45m              
Short cut protection :Protectable,charge can repair
Size: 36*6*1.0mm
 
 
 
 

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New Product Introduction:
 
1: The new United States imported chips, definitely not homemade chips, disassemble chip.
 
2: The maximum output current 3A, long-running 2.1A, sufficient margin.
 
3: The new design, circuit design does not require electrolytic capacitors and tantalum capacitors (electrolytic capacitor life is short, tantalum risk of explosion). Now with the use of high-end large-size solid ceramic capacitor circuit (MCC) 2 Ke.
 
4: The new program uses synchronous rectification circuit conversion efficiency is very high, in turn 5V 0.7A 6.5V when efficiency up to 97.5% , 12V turn 5V 1A, they also reached 94% , unlike some peers efficiency is only 60-70% . (Efficiency test removed the input reverse polarity protection diode and fuse drop).
 
5: Big shielded inductor current, low resistance, to maximize conversion efficiency. Reduce heat.
 
6: Ultra-small size, 20 (L) * 11 (W) * 5 (H) mm, the whole network to a minimum.
 
7: Ultra-low quiescent current, quiescent current of 0.85 mA. Connected to the car battery without adding switches can be connected to the cigarette lighter line or the ACC power cable line.
 
8: Output Integrated adjustable and fixed voltage, fixed output does not need customization, direct can be very voltage, potentiometer can adjust, versatility is very strong on the board under the spot welding
 
9: Integration enabled port, default mode of operation, low close, bring convenience to control
 
10: 78 series can be used to replace linear regulators, such as 78057812, and so on.
 
 
 
 

Features: 
This Brand New 1803BK DC Motor Speed Controller allows controlling the direction of a DC the motor using a Pulse-Width-Modulated (PWM) DC voltage with a Duty Cycle fully the product adjust from 0% -100% . 
With a self-recovery fuse 2A and a Power-On LED light. 
Enable to provide a continuous current of 2A to your DC motor or other DC load. 
Specifications: 
Input supply voltage:1.8V-15VDC 
The max output power:30W 
The max continuous output current :2A 
Duty Cycle adjustable: 0% -100%  
Size: approx. 32*32*15mm/1.25*1.25*0.59'' 
Net weight: approx. 14g 
Note: DC motor speed regulator DC power supply, do not be directly connected to household 220V AC. 
Please allow 1-3mm differs due to manual measurement. 
Due to the different display and different light, the picture may not reflect the actual color of the item. Thanks for your understanding.
 

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GY-BMP280-5 precision altimeter atmospheric pressure BMP280 sensor module
 
 

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GY-BMP280-5 precision altimeter atmospheric pressure BMP280 sensor module
 
 

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GY-BMP280-5 precision altimeter atmospheric pressure BMP280 sensor module
 
 

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Parts NO.: Universal Experiment Matrix Circuit Board 5x7cm
Package :       
Quantity :      10 PCS
Electronics Description :
 

Straight: 23MM high: 11MM hole distance: 30MM small high decibel alarm
Dc3-24v continuous sound device anti-theft electronic buzzer

K type surface thermocouple temperature sensor 1m wire thermocouple probe -20~500C
 
 

 
Product Description
 10 Pin to 6 Pin Adapter Board for AVRISP MKII USBASP STK500 High Quality