LTC3803HS6-5#TRPBF - Analog Devices Inc.

Manufacturer Part Number

LTC3803HS6-5#TRPBF

Manufacturer

Analog Devices

Introduction

The LTC3803HS6-5#TRPBF is a compact, monolithic, fixed-frequency PWM controller designed for power management, specifically in DC-DC switching controllers.

Product Features and Performance

High performance switching controller for DC-DC conversion

Flyback topology support for versatile applications

Step-Up/Step-Down function enabling varied voltage requirements

Transistor Driver output for efficient switching

Supports Positive, Isolation Capable output configuration

Operates from a 4V to 8.1V supply voltage

200kHz switching frequency for efficient operation

Maximum duty cycle of 80% for high-power conversion

Integrated features such as Current Limit and Enable for better control

Product Advantages

Improved energy efficiency in a compact SOT-23-6 package

Robust operating temperature range of -40°C to 150°C

High reliability with no need for synchronous rectification or clock sync

Ease of use in high-frequency power supply designs

Key Technical Parameters

One output with single-phase configuration

Voltage - Supply (Vcc/Vdd): 4V ~ 8.1V

Frequency - Switching: 200kHz

Duty Cycle (Max): 80%

Operational Temperature Range: -40°C ~ 150°C

Quality and Safety Features

Built-in current limiting for overcurrent protection

Robust thermal performance with a high-temperature tolerance

Compatibility

SOT-23-6 Thin, TSOT-23-6 Surface Mount package compatible with standard PCB designs

Application Areas

Power supplies for telecommunications

Portable electronics

Distributed power systems

Industrial applications

Product Lifecycle

Active product status (Not nearing discontinuation)

Availability of replacements or upgrades should existing specifications change

Several Key Reasons to Choose This Product

Efficient power management for step-up/step-down applications

Compatibility with isolation-capable output configurations

Suitable for multiple applications due to versatile supply voltage and switching frequency

Advanced protection features for long-term reliability

Prepared for challenging environments with a wide temperature range capability

Easy integration into designs with a compact and standardized package