LT3753EFE#PBF - Analog Devices Inc.

Manufacturer Part Number

LT3753EFE#PBF

Manufacturer

Analog Devices

Introduction

The LT3753EFE#PBF is a versatile, high voltage input capable, controller for use in step-up or step-down DC-DC converter applications, accommodating a wide supply voltage range.

Product Features and Performance

Supports step-up/step-down applications

Isolation-capable output configuration

Forward converter topology

Single output with one-phase operation

High input voltage capability: 8.5V to 100V

Adjustable switching frequency: 100kHz to 500kHz

Enables synchronous rectification for better efficiency

Frequency synchronization capability

Soft start feature to minimize inrush current during startup

Designed for surface mount technology

Product Advantages

High voltage input range suitable for various applications

Synchronous rectification improves power efficiency

Customizable switching frequency for design flexibility

Soft start function limits current spikes and voltage overshoot

Key Technical Parameters

Output Type: Transistor Driver

Function: Step-Up/Step-Down

Output Configuration: Positive, Isolation Capable

Topology: Forward Converter

Number of Outputs: 1

Output Phases: 1

Voltage - Supply (Vcc/Vdd): 8.5V ~ 100V

Frequency - Switching: 100kHz ~ 500kHz

Synchronous Rectifier: Yes

Clock Sync: Yes

Control Features: Frequency Control, Soft Start

Operating Temperature: -40°C ~ 125°C (TJ)

Quality and Safety Features

Extended operating temperature range for harsh environments

Integrated soft-start for system protection

Compatibility

Surface Mount Technology compatible

38-TFSOP package suitable for compact PCB designs

Application Areas

Telecommunications

Industrial systems

Automotive electronics

Medical equipment

Power supply modules

Product Lifecycle

Status: Active

This product is currently active and not near discontinuation, with potential availability of replacements or upgrades if needed in the future.

Several Key Reasons to Choose This Product

Versatility in both step-up and step-down voltage conversion applications

High input voltage suitability for industrial and automotive use

Adaptability in switching frequency allows optimization for specific applications

Synchronous rectification feature for improved power efficiency

Soft start function protects against power supply disturbances

Suitable for demanding environments with an operating temperature range of -40°C to 125°C