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A7523 Datasheet Super-small Package Pwm Control Step-up Switching Regulator

Manufacturer: AiT Semiconductor

Overview: AiT Semiconductor Inc. .ait-ic. A7523 DC-DC CONVERTERBOOST(STEP-UP) SUPER-SMALL PACKAGE PWM CONTROL STEP-UP SWITCHING.

Datasheet Details

Part number A7523
Manufacturer AiT Semiconductor
File Size 585.06 KB
Description SUPER-SMALL PACKAGE PWM CONTROL STEP-UP SWITCHING REGULATOR
Datasheet A7523-AiTSemiconductor.pdf

General Description

The A7523 is a pact, high efficiency, and low voltage step-up DC/DC converter with an Adaptive Current Mode PWM control loop, includes an error amplifier, ramp generator, parator, switch pass element and driver in which providing a stable and high efficient operation over a wide range of load currents.

It operates in stable waveforms without external pensation.

The low start-up input voltage below 1V makes A7523 suitable for 1 to 4 battery cells applications of providing up to 600mA output current.

Key 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 Current.
  • Providing Flexibility for Using Internal and External Power Switches.
  • Output voltage: Settable to between 2.0V to 6.0V ,accuracy of 2%.
  • Available in SOT-26 package.

More Datasheets from AiT Semiconductor

Part Number Description
A7525 SYNCHRONOUS STEP-UP DC-DC CONVERTER
A7501 300KHz PFM STEP-UP DC-DC CONVERTER
A7506 DC-DC CONVERTER BOOST
A7508 1.3MHz MICROPOWER SYNCHRONOUS DC-DC CONVERTER BOOST
A7512 STEP DOWN DC-DC CONVERTER
A7512A STEP-DOWN DC-DC CONVERTER
A7530A DC-DC CONVERTER/BOOST
A7531 350KHz PFM STEP-UP DC-DC CONVERTER
A7545 LOW-NOISE 4.5A STEP-UP CURRENT MODE PWM CONVERTER
A7566 DC-DC CONVERTER BOOST

A7523 Distributor