ME2139,升压IC ME2139

移动电源升压IC  5.0V 移动电源升压IC  5.0V

Feature
? Low voltage operation: Start-up is guaranteed from 0.9 V(IOUT =1 mA )
? Duty ratio: Built-in PWM/PFM switching control circuit 15 to 78 % .
? oscillator frequency：1.0MHz
? External parts: coil, diode, capacitor, and transistor
? Output voltage range: 1.5V ~6.5 V
? Output voltage accuracy：±2%
? Soft start function: 2 mS.
? PACKAGE：SOT23-5