Description:

The TPA725x is a highly integrated solution for SMPS(Switching Mode Power Supply) applications requiringvoltage and current control loop.The TPA725x series integrates two op amps with an opendrain output, a 1.21-V voltage reference, and a lowervoltage reference for low-side current-sensing circuits.The TPA725x series has a 200-μA supply current, whichcan be used in low-power applications.

Features:

• Constant Voltage and Constant Current Control

• Supply Voltage: 3 V to 36 V

• Low Supply Current: Maximum 200 μA

• Precision Internal Reference

– Voltage Control Loop: 1.21 V

– Current Control Loop: 50/70/100/150/200 mV

• Operating Temperature Range: −40°C to 125°C

Applications:

• Power Module

• Adapter

• Led Lighting