TL2845BD-8 - Texas Instruments

Manufacturer Part Number

TL2845BD-8

Manufacturer

Texas Instruments

Introduction

The TL2845BD-8 is a Power Management Integrated Circuit (PMIC) for DC-DC Switching Controllers, handled in a tube packaging and designed for efficient power conversion in electronic devices.

Product Features and Performance

Support for Step-Up and Step-Up/Step-Down functions

Versatile output configuration for positive voltage

Implements Boost, Flyback, and Forward topologies

Single output with one phase

Operates within a supply voltage range of 7.6V to 30V

High-frequency switching capability up to 500kHz

Maximum duty cycle of 48%

Lacks Synchronous Rectifier for simplified design

Absence of Clock Sync

Frequency Control for precise operation

Product Advantages

High switching frequency supports compact transformer design

Broad voltage range accommodates various application needs

Multi-topology support ensures design flexibility

Key Technical Parameters

Voltage Supply (Vcc/Vdd): 7.6V ~ 30V

Frequency Switching: Up to 500kHz

Duty Cycle (Max): 48%

Operating Temperature: -40°C ~ 85°C

Quality and Safety Features

Designed to maintain performance in a wide range of operating temperatures for reliability and safety

Compatibility

Suitable for surface mount technology with an 8-SOIC package

Application Areas

Used in power management circuits for consumer electronics, telecommunications, and industrial systems.

Product Lifecycle

Product status marked as "Last Time Buy," indicating potential discontinuation in the near future and the need to check for replacement or upgrade options.

Several Key Reasons to Choose This Product

Proven reliability from Texas Instruments, a well-known semiconductor manufacturer

High-frequency switching allows for smaller passive components reducing overall design size

Variety in power conversion topologies for flexible use across multiple applications

Wide operating temperature range ensures stability in harsh environments

The device's impending discontinuation status may make it suitable for designs finalizing production or requiring legacy support.