Sparkfun RS-232 level shifter (https://www.sparkfun.com/products/8780)

SparkFun RS232 Shifter SMD (No DB9)SparkFun RS232 Shifter SMD (No DB9)

Buck DC-DC supply 

Product Details:

  • The input voltage: 4.75-24V
  • The output voltage: 0.92-15V
  • The output current: 2a (Max)
  • Conversion efficiency: 95% (highest)
  • The output ripple: 30 mv(max)
  • Switching frequency: 1.2MHZ
  • Load regulation: ±0.5%
  • Voltage regulation: ±5.5%
  • Working temperature: - 40 ℃ ~ + 85 ℃
  • Size: 20 X 20 X 5mm

  

Boost DC-DC example:
Start Voltage: DC1V
Operating voltage: DC1-6V
Maximum power: 6W
Maximum efficiency: 90%
Volume: 16 * 33MM
No-load Efficacy: 3-15MA
Maximum output voltage: 24V
Maximum input current: 1.5A
Minimum operating voltage: 1.5V
Low start-up current: 90MA

Boost 0.9V-5V to 5V, up to 200mA


http://www.electroschematics.com/10935/pfm-module-circuit-surgery/

Boost 1-5v to 5V, up to 500mA

Última modificación: martes, 16 de febrero de 2016, 15:37