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ADP3025

Analog Devices
Part Number ADP3025
Manufacturer Analog Devices
Description High Efficiency Dual Output Power Supply Controller
Published Mar 23, 2005
Detailed Description High Efficiency Dual Output Power Supply Controller ADP3025 FEATURES Wide input voltage range: 5.5 V to 25 V High conver...
Datasheet PDF File ADP3025 PDF File

ADP3025
ADP3025

Overview
High Efficiency Dual Output Power Supply Controller ADP3025 FEATURES Wide input voltage range: 5.
5 V to 25 V High conversion efficiency > 96% Integrated current sense—no external resistor required Low shutdown current: 19 µA (typical) Voltage mode PWM with input feed-forward for fast line transient response Dual synchronous buck controllers Built-in gate drive boost circuit for driving external high-side N-channel MOSFET 2 independently programmable output voltages: Fixed 3.
3 V or adjustable (800 mV to 6.
0 V) Fixed 5 V or adjustable (800 mV to 6.
0 V) Programmable PWM frequency Integrated linear regulator controller Extensive circuit protection functions GENERAL DESCRIPTION The ADP3025 is a highly efficient, dual synchronous buck switching regulator controller optimized for converting a battery or adapter input into the supply voltage required in portable products and industrial systems.
The oscillator frequency can be programmed for 200 kHz or 300 kHz operation, or can be synchronized...


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