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DC-DC Automatic Buck Boost Power Module 2.5v-15v To 5v

The S09 DC-DC power module features a wide voltage input range and ultra-low power consumption, making it ideal for compact embedded electronics. It offers automatic boost and buck functionality, consistently delivering a regulated 3.3V output. Designed for stability, efficiency, and longevity, this module is built using high-grade industrial components and supports shutdown functionality.

Package Includes:

  • 1 x DC-DC Automatic Step Up-Down Power Module (S09)

15.75 AED 15.75 AED Tax Included
15.75 AED Tax Included

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Buck-Boost Converter

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Features:

  • Wide Input Voltage: Operates from 2.5V to 15V DC
  • Automatic Step-Up and Step-Down: Regulates output regardless of input fluctuations
  • Low Idle Current: Less than 200μA at standby
  • Fixed Output Voltage: 3.3V with up to 600mA continuous output current
  • High Switching Frequency: 1.2MHz for compact design and low ripple
  • Built-in Current Control: Automatic cut-off to protect the circuit
  • Compact Size: Just 19mm x 14mm x 4mm
  • Natural Cooling: Fanless operation with long 35,000-hour lifespan

Specifications:

  • Input Voltage: 2.5V – 15V
  • Output Voltage: 4.2V (Typ.), regulated to 3.3V
  • Output Current: Max. 0.6A
  • Conversion Efficiency: ~75%
  • Output Ripple: <50mV
  • Voltage Accuracy: ±0.1V
  • Operating Temp: -20°C to +85°C
  • Humidity Range: 20% – 90% RH
  • PCB Dimensions: 19mm x 14mm
  • PCB Thickness: 1.2mm (2-layer board)
  • Cooling: Natural air cooling
  • Installation: SMD or 2.54mm header pins
  • Switching Frequency: 1200KHz
  • Lifespan: 35,000 hours

Pinout of the Module:

S09 Module Pinout

Name Direction Application
Vo+ Output Positive output terminal
Vo- Output Ground reference for output
Vi- Input Ground reference for input
Vi+ Input Power supply input (2.5V–15V)

Application Areas:

  • Digital radio communication equipment
  • Microcontroller motherboards
  • Toys and remote control aircraft
  • Industrial control systems
  • Automotive and home appliances
  • Power supply for security systems
  • Street lighting systems

Important Notes:

  • Ensure input voltage does not exceed 15V
  • Avoid continuous operation above 600mA load to prevent overheating
  • Increase input voltage for high-current loads to maintain stable output