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ADP3031

Analog Devices
Part Number ADP3031
Manufacturer Analog Devices
Description PWM Boost Switching Regulator
Published Dec 27, 2006
Detailed Description www.DataSheet4U.com PRELIMINARY TECHNICAL DATA a Preliminary Technical Data FEATURES Up to 2 MHz PWM Frequency Fully I...
Datasheet PDF File ADP3031 PDF File

ADP3031
ADP3031

Overview
www.
DataSheet4U.
com PRELIMINARY TECHNICAL DATA a Preliminary Technical Data FEATURES Up to 2 MHz PWM Frequency Fully Integrated 1.
5 A Power Switch 3% Output Regulation Accuracy Adjustable Output Voltage from 3 V to 12 V Simple Compensation Small Inductor and MLC Capacitors 90% Efficiency Under-voltage Lockout Shutdown APPLICATIONS TFT LCD Bias Supplies Portable Electronic Instruments Industrial/Instrumentation Equipment REF FB 2 gm 2 MHz PWM Boost Switching Regulator ADP3031 Functional Block Diagram COMP ERROR AMP 1 IN 6 ADP3031 BIAS F/F RAMP GEN COMPARATOR RT 7 OSC R Q S DRIVER 5 SW SD 3 GENERAL DESCRIPTION CURRENT SENSE AMPLIFIER 8 GND 4 PGND The ADP3031 is a high frequency, step-up DC-DC switching regulator capable of 12 V boosted output voltage in a space saving MSOP-8 package.
It provides high efficiency, low-noise operation, and is easy to use.
Capable of operating up to 2 MHz, the high switching frequency and PWM current mode architecture allow for excellent transient r...


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