UC3909DW - Texas Instruments

Manufacturer Part Number

UC3909DW

Manufacturer

Texas Instruments

Introduction

The UC3909DW is a specialized battery charger controller designed to regulate lead-acid battery charging.

Product Features and Performance

Designed specifically for lead-acid batteries

Provides constant charging with programmable settings

Supports an operating voltage up to 40V

Suitable for operation in temperatures ranging from 0°C to 70°C

Surface mount technology in a 20-SOIC package

Product Advantages

High reliability in temperature-controlled environments

Compact SOIC package suitable for space-constrained applications

Key Technical Parameters

Battery Chemistry: Lead Acid

Voltage Supply (Max): 40V

Operating Temperature: 0°C ~ 70°C (TA)

Mounting Type: Surface Mount

Package / Case: 20-SOIC (0.295", 7.50mm Width)

Quality and Safety Features

Built-in thermal regulation to ensure safe operating temperatures

Compatibility

Specifically designed for lead acid batteries

Application Areas

Ideal for use in power management systems requiring lead-acid battery maintenance

Product Lifecycle

Status: Obsolete

No direct replacements or upgrades available

Several Key Reasons to Choose This Product

Efficient management of lead-acid battery charging

Robust thermal performance for extended use

Compact and efficient design suitable for various applications

Devoid of complex interfacing which simplifies integration in systems