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2 in 1 0.9-6V to 3.7V Auto Buck-Boost Step-UP&Step-Down DC DC Converter for 18650 Solar battery Toy Power supply

2 in 1 0.9-6V to 3.7V Auto Buck-Boost Step-UP&Step-Down DC DC Converter for 18650 Solar battery Toy Power supply

  • Model: DD0603SA_3V7
  • Shipping Weight: 0.01Kg
  • 1000 Units in Stock

USD $2.99

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Below item is powered by Canton-Power Ltd . 
Product Name:    2 in 1 0.9-6V to 3.7V Auto Buck-Boost Step-UP&Step-Down DC DC Converter for 18650 Solar battery Toy Power supply
Packing list:
1 PCS DD0603SA_3V7 0.9-6V TO 3.7V DC DC Boost-Buck Converter Board


Input voltage DC 0.9 ~ 6V, output DC 3.7V(+-5%)
The maximum input voltage can not exceed 6.5V
Auto Buck-Boost Converter Module working frequency 1MHZ.efficiency 61%-85% .
Operating temperature range : -25~+85 Degrees Celsius
Storage temperature range : -45~+125 Degrees Celsius
2.54mm pin pitch,MCU Development Board Breadboard friendly.
Size : 22mm x 15mm x 5.7mm(Very small)
Weight : 2.6g(Very light)


Battery powered equipment
Breadboard Power Supply
PAD Phone power supply
electrical tools
Solar battery
Small power motors
Camera, Video camera
Toy car
power bank 
LED Lighting
Wireless communication equipment
Audio equipment
Attention :

This is a DC-DC voltage converter module,Must be noted when using:

1 Input voltage can not be greater than the maximum input range
2 Output power can not be greater than the maximum load for a long time
3 Input power must be greater than the output power, because the power consumption of the module itself


Q & A:

Q : Why output voltage is less than the nominal voltage
A : Input power supply power is too low.Test the input voltage with a multimeter,a t this time of the input voltage is very low


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