2pcs dc converter module

Buy DC DC Converter Module 12V To 5V With USB Output Power Adapter 15W for R105.49

Buy 5pcs DD0503MB DC to DC Converter Module 3.7V 4.2V 4.5V 5V 6V to 3.3V Step Down Module Buck Regula... for R259.00

Buy 3pcs 12V To 5V DC DC Converter Module With USB Output Power Adapter 15W for R350.00

2Pcs 5V MAX485 TTL To RS485 Converter Module Board For Arduino Feature: Operating voltage: 5V On-board MAX485 chip A low power consumption for the RS-485 communication Slew-rate limited transceiver 5.08mm pitch 2P terminal Convenient RS-485 communication wiring All pins of chip have been lead to can be controlled through the microcontroller Board size: 44 x 14mm Package included: 2 x MAX485 TTL to RS485 module

Buy 5A High-power DC DC Converter Step Up Module DC 3.7V 4.2V 7.5V 8V 9V 10V 14.8V to 5V (Voltage 19.5V) for R150.00

Buy 5A High-power DC DC Converter Step Up Module DC 3.7V 4.2V 7.5V for R210.00

Buy 5A High-power DC DC Converter Step Up Module DC 3.7V 4.2V 7.5V 8V 9V 10V 14.8V to... (VOLTAGE: 15V) for R267.00

Buy 1800W 30A DC Converter Boost Car Step-up Power Supply Module Voltage Converter for R881.70

Description: Working Voltage: DC 5-12V Conversion Range: 0-5V/0-10V to 0-100% PWM Allowable Error: 1-3% Pin Definition: VCC: working power 5-12V GND: ground VIN: input voltage:0-10V GND: input voltage ground GND: output PWM ground PWM: output PWM Package included: 5 x Voltage To PWM Converter Module

2Pcs 4V-40V DC-DC Step Down LM2596 Voltage Regulator Converter Module Description: Static power: 20 ma (and input voltage output voltage and digital tube color is closely related to the actual current will exist deviation) With voltage display function, the displayed accuracy is ± 0.05V, range is 0 - 40V. (Note: in order to voltage display more accurate, please ensure that the input voltage is higher than 4V) Button to switch measurement of the input or output voltage, and LED indicates the current measurement of the input or output voltage;The nixie tube can be turned off by another button.Mentioned in these states are able to be memorized, is not lost even if the power is disconnected. Continuously adjustable output voltage range of 1.25V -37V, 4-40V input voltage range. (The input voltage is at least high than the output voltage of 1.5V) High efficiency,150 kHz fixed frequency internal oscillator. Guaranteed 3A output load current. Thermal shutdown and current limit protection Specification: Parts Input voltage range: 4-40 v (40 v to limit the highest voltage) Output voltage range:1.25V - 37V (decompression mode, input output must be greater than 2 V above) Output current: 2 A continuous output Output power: the maximum 15 w Ripple frequency: 150 KHZ Grain wave peak: 100 mv IN +: input positive/IN -: input negative OUT +: output positive/OUT -: output negative Voltmeter precision: ± 5 ‰ Weight: 33g Size: 7cm x 4cm Package included: 2 X LM2596 voltage regulator converter module

2Pcs 150x60x25mm Aluminum Heat Sink Heatsink Cooling For Chip IC LED Power Memory Transistor Description: Function of this aluminum heat sink is to cool down the board and make it operate safely. The aluminum heat sink can reduce the risk of hardware failure because of overheating. Feature: Quantity of blade: 24 Material: Aluminum Color: Silver Blade thickness: 1mm Base plate thickness: 2mm Size: 150 x 60 x 25mm Application: Various mini DC converter circuit board, LED, Power IC, Transistor etc. Package included: 2 x Aluminum heat sink 150 x 60 x 25mm

Buy 2pcs DC5V MAX3232 MAX232 RS232 To TTL Serial Communication Converter Module With Jumper Cable Geekcr for R224.00

Buy DC 2-12V to 12V 9V 9W USB Boost Power Supply Module Step Up Module DC Converter for R161.54

Buy DC 2-12V to 12V 9V 9W USB Boost Power Supply Module Step Up Module DC Converter for R99.00

2Pcs 3V To 5V 1A USB Charger DC-DC Converter Step Up Boost Module Features: Module uses the Taiwan production boost chip, high efficiency (up to 92%), plus built-in over-current protection chip, can be more good to protect the module and use the device after the class. Module with undervoltage protection, undervoltage protection into state below 2.5V, can be more better protect the battery, to avoid excessive discharge. Module can modify the fixed resistor adjusts the output voltage can be adjusted up to 12V output, but to ensure that the output power of less than 5W. This module uses TDK multilayer ceramic capacitors as main filter capacitor, the output ripple can be as low as 20mV (5V1A output case)! This module uses a standard USB interface, you can use all universal USB charging mobile phones, MP3, MP4 and other equipment, the perfect support for IPHONE and other mobile phone. Specification: Module properties: Non-isolated step-up module (BOOST) Input voltage: 2.5-6V Output voltage: 4-12 V(Adjustable, the default 5 v) Output current: 1000mA (Max) Efficiency: 92%(Max) (the higher the input voltage, the higher the efficiency) Switching frequency: 1MHz Output ripple: 20mV (MAX) Operating temperature: Industrial (-40°c to +85°c) Voltage regulation: ±2.5% Short circuit protection: None (please use the lithium battery with protection) Input: IN + postive, IN - negative Output: USB output Size: 3 x 1.3 x 0.8 cm Application: This module can be used for DIY mobile power output, enabling single or two ordinary lithium battery to 5V boost to the mobile phone or PSP device charging. DIY a mobile power supply, only need one battery, you can output 5V voltage for your phone, MP3, MP4, PSP charger, very easy. In order to power your electronic devices when your device needs 5V power supply, when you only have lithium battery, this module can be directly step-up to 5V, solve your problems. Note: This module is a fixed 5V output module Modules indicated above IN - (negative input), IN + (positive input), OUT-(negative output), OUT + (positive output) must be connected correctly, otherwise it may cause damage to the module This module has an LED light, when the charge when the LED lights can be used as indicator Package included: 2 x USB boost module