Car Vehicle Bike Tools and Accessories
3.7V 4.2V Charger 12V Discharger Boost for diy UPS Module
SKU:
3412
In stock
- By using this module, you can build a UPS system that delivers a steady 12V power supply to various devices, including PTCL modems.
- 3.7V 4.2V Charger 12V Discharger Board DC DC Converter Boost Module for diy UPS mobile power 18650 lithium battery
- Output Current:<1.2A
- Output Frequency:DC-DC
- Weight:2.2g(with Pin),1.8g(no Pin)
- Output Type:SINGLE
- Type:DC/DC Converters
- Output Voltage:DC 12V
- Input Voltage:DC 4.5-8V
300W 20A Step Down Buck Converter Module Voltage Regulator
SKU:
1392
In stock
300W XL4016 DC-DC Max 9A Step Down Buck Converter Adjustable
SKU:
1496
In stock
Material: PCB board and electronic component
Input voltage: 5-40V
Output voltage: 1.2-35V (continuously adjustable)
Output Current: 9A (power tube temperature exceeds 65°C please add cooling fan)
Constant current range:0.2-9A ( adjustable )
Output Power: Maximum power is about 300W (power tube temperature exceeds 65°C please add cooling fan)
3296W 101LF 101 100 Ohms 0.5W, 1/2W Variable Resistor Trimming Potentiometer
SKU:
2277
In stock
3296W 105LF 105 1MOhms 0.5W, 1/2W Variable Resistor Trimming Potentiometer
SKU:
2278
In stock
3296W 201LF 201 200 Ohms 0.5W, 1/2W Variable Resistor Trimming Potentiometer
SKU:
2284
In stock
330A Professional Aluminum Tripod Stand For DSLR Camera , Mobile Phone , Tik Tok User , Vlogers and Youtubers
SKU:
2327
In stock
38 pin DOIT ESP32 Development Board WiFi+Bluetooth Ultra-Low Power Consumption Dual Core ESP-32S ESP 32 Similar ESP8266
SKU:
1928
In stock
ESP32 wroom 32 ESP32-WROOM-32 DevKitC Development Board, ESP-32, 38-pin DevKitC Layout
This is a development board for the ESP-WROOM-32 module from Expressif Systems. A further development from the popular ESP8266 modules, this comes with both Wifi and Bluetooth. It is supported by the Arduino IDE, and also supports Micropython and there is developing support for NodeMCU Lua.
There are different variations of these development boards available. They offer similar capabilities but with different pinout configuration. This listing is for the 38 (2 x 19) pin layout, sometimes called the DevKitC Development board. It measures 55mm x 29mm x 14mm
Specifications
CPU Tensilica Dual Core 32-bit 240 MHz LX6 processor, integrated 520 Kb SRAM
Wifi 802.11 b/g/n/e/i
Bluetooth v4.2 BR/EDR and BLE
Memory 4 MByte Flash
Temperature Range -40 to 125 Deg C.
3845B IC SMD SOP-8 Current Mode PWM Controller
SKU:
2972
In stock
UC3845B IC - (SMD SOP-8) Current Mode PWM Controller
Fixed Frequency Current-Mode PWM Controller
Trimmed Oscillator Discharge Current for Precise Duty Cycle Control
Current Mode Operation to 500 kHz
Automatic Feed Forward Compensation
Latching PWM for Cycle?By?Cycle Current Limiting
Internally Trimmed Reference with Undervoltage Lockout
High Current Totem Pole Output
Undervoltage Lockout with Hysteresis
Low Startup and Operating Current
3D LED SOLAR LIGHT WITH SEPARATE SOLAR PANEL
SKU:
3121
In stock
- High Power Daylight(6500K)LED with 270 degree beam angle,provide maximum illumination for large spaces
- [THREE MODES]1: Security Mode (motion sensor turns the light on and off automatically) 2: Smart Brightness Control Mode (the light stays all night, it turns brightest when detects motion and turns into 10% brightness when people leave)3: No Induction Mode (50% brightness constant light ).
3S 25A Li-ion 18650 BMS PCM Battery Protection Board Balance Lipo Module
SKU:
1711
In stock
Over Charge voltage:4.25-4.35v±0.05v Over Discharge voltage: 2.3-3.0v±0.05v Max Working current:25A Max peak current:35-40A Working temperature:-40---+50 Storage Temperature:-40-- +80 Small current:50uA Life cycle:more then 30000 hours Resistance:Less than 100mΩ Short Cut : Protectable,Charge can repair
3S 40A Lithium Li-ion Battery Charger Protection BMS Board Balanced Version
SKU:
2422
In stock
3S 12.6V 40A lithium battery protection board
Scope: Nominal voltage of 3.6V, 3.7V lithium battery (including 18650,26650, polymer lithium battery)
Product Size: 42 * 55 * 3.4mm ( Enhanced Version), 42 * 60 * 3.4mm (Balanced version)
Product weight: 8.8g (enhanced version), 9.8g (balanced version)
Charging voltage: 12.6V - 13.6V
Continuous discharge current (upper limit): 40A (if the cooling environment is not good,
please reduce the load current use)
Continuous charge current (upper limit): 20A