Datasheet Details
- Part number
- A7523
- Manufacturer
- AiT Semiconductor
- File Size
- 585.06 KB
- Datasheet
- A7523-AiTSemiconductor.pdf
- Description
- SUPER-SMALL PACKAGE PWM CONTROL STEP-UP SWITCHING REGULATOR
A7523 Description
AiT Semiconductor Inc.www.ait-ic.com A7523 DC-DC CONVERTERBOOST(STEP-UP) SUPER-SMALL PACKAGE PWM CONTROL STEP-UP SWITCHING REGULATOR .
The A7523 is a compact, high efficiency, and low voltage step-up DC/DC converter with an Adaptive Current Mode PWM control loop, includes an error amp.
A7523 Features
* 0.8V（Iout=1mA） Low Start-up Input Voltage
* 500kHz Fixed Switching Frequency
* 90% Efficiency
* High Supply Capability to Deliver 3.3V 300mA
with1 Alkaline Cell or Deliver 5V 800mA with 1 Li-ion Cell
* 14μA Quiescent (Switch-off) Supply Current
* 0.01μA Shutdown Mode Supply
A7523 Applications
* of providing up to 600mA output current. Besides, the 14μA low quiescent current together with high efficiency maintains long battery lifetime. The output voltage is set with two external resistors. Both internal 2A switch and driver for driving external power devices (NMOS or NPN) are provided. The
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