UCC2805PW - Texas Instruments

Manufacturer Part Number

UCC2805PW

Manufacturer

Texas Instruments

Introduction

The UCC2805PW is a low-power BiCMOS current-mode PWM controller.

Product Features and Performance

PWM Controller optimized for power supply design

Low-power BiCMOS circuitry with robust output drive

Low start-up current of 1µA

Trimmed oscillator discharge current

Internal soft-start functionality

Low operating current of 500 µA

Programmable pulse-by-pulse current limit

Product Advantages

Increased system efficiency over a wide range of input voltages

Precision reference voltage for accurate regulation

Enhanced load response characteristics

Built-in error amplification

High current drive capability for MOSFET gates

Thermal shutdown feature for safety

Key Technical Parameters

Voltage - Input: -0.3V to 6.3V

Voltage - Supply: 3.6V to 11V

Current - Supply: 500 µA

Operating Temperature range: -40°C to 125°C

Mounting Type: Surface Mount

Package / Case: 8-TSSOP

Quality and Safety Features

Thermal shutdown

Overcurrent protection

Under-voltage lockout with hysteresis

Compatibility

Compatible with a variety of MOSFET and transistor switches

Application Areas

Switching power supplies

DC-DC converters

Offline adapters

Battery-operated devices

Product Lifecycle

Active status, not nearing discontinuation

Availability of replacements or upgrades as part of Texas Instruments' UCC series

Several Key Reasons to Choose This Product

Optimal mix of low-power operation and high performance for power supply design

Enhanced safety features with thermal and overcurrent protection

Wide operating temperature range suitable for industrial applications

Easy integration with surface-mount technology

Support from Texas Instruments, a reputable manufacturer in power management solutions

BiCMOS technology provides reliability and robustness