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AiT Semiconductor Inc.
www.ait-ic.com
A7530
DC-DC CONVERTER BOOST(STEP-UP)
0.8V STARTUP, 200mA 350KHz PFM CONTROL ASYNCHRONOUS
DESCRIPTION
FEATURES
A7530 is PVM Step-Up DC/DC IC with ultra low supply Minimal Number of External Components, Only
current by CMOS process and suitable for use with
an Inductor (AiT-PIA6045-270M), a Diode (AiT-
battery-powered instruments.
B5819W), and a Capacitor
The A7530 IC consists of an oscillator, a PFM control Ultra Low Quiescent Current: 4uA
circuit, a driver transistor (LX switch), a reference ±2% High Output Voltage Accuracy
voltage unit, an error amplifier, resistors for voltage Output Range from 2.5V to 6.0V
detection, and a LX switch protection circuit. A low Deliver 200mA at 3.3V output voltage with 1.