TL1454ACDBR - Texas Instruments

Manufacturer Part Number

TL1454ACDBR

Manufacturer

Texas Instruments

Introduction

The TL1454ACDBR is a versatile power management IC from Texas Instruments, designed for DC DC switching controllers. It supports multiple topologies like Buck, Boost, and Flyback.

Product Features and Performance

Supports Step-Up, Step-Down, Step-Up/Step-Down functions

Capable of positive output configuration and isolation

Dual outputs with single output phase

Operates over a wide voltage supply range from 3.6V to 20V

Adjustable switching frequency from 50kHz to 2MHz

Maximum duty cycle of 100%

Integrated synchronous rectifier for improved efficiency

Features dead-time control and frequency control

Product Advantages

Flexibility with multiple topological options

High efficiency with synchronous rectification

Precision control via frequency and dead time adjustments

Broad compatibility with varying power supply voltages

Key Technical Parameters

Topology: Buck, Boost, Flyback

Outputs: 2

Phase: 1

Voltage Supply (Vcc/Vdd): 3.6V ~ 20V

Frequency Switching: 50kHz ~ 2MHz

Max Duty Cycle: 100%

Operating Temperature: -20°C ~ 85°C

Quality and Safety Features

Robust operating temperature range for challenging environments

Industry-standard surface mount package for reliable soldering and assembly

Compatibility

Compatible with a wide range of applications requiring variable input voltages and power topologies.

Application Areas

Power supply units

Battery-powered devices

Renewable energy systems

Telecommunications equipment

Product Lifecycle

Status: Active

Not nearing discontinuation, with ongoing support and availability

Several Key Reasons to Choose This Product

Texas Instruments' reputation for reliability and performance

Versatility in supporting both step-up and step-down power conversions

High efficiency, which reduces energy consumption and heat generation

Adaptable to a broad range of industrial and consumer applications

Ease of integration with pre-existing designs due to standard package and surface mount form