LTC3786IUD#PBF - Analog Devices Inc.

Manufacturer Part Number

LTC3786IUD#PBF

Manufacturer

Analog Devices

Introduction

High performance Power Management IC (PMIC) for DC-DC switching controllers

Product Features and Performance

Provides step-up, step-down conversion

Positive output configuration

Supports boost, flyback, SEPIC topologies

Single output with one output phase

Wide voltage supply range from 4.5V to 38V

Selectable switching frequency from 105kHz to 760kHz

Maximum duty cycle of 96%

Integrated synchronous rectifier for improved efficiency

Lacks clock synchronization feature

Features current limit, enable, frequency control, power good, and soft start control features

Operates at temperatures ranging from -40°C to 125°C (TJ)

Product Advantages

Highly efficient with synchronous rectification

Flexible with a wide input voltage range

Programmable frequency for design optimization

Robust thermal performance suitable for varying temperature conditions

Simplified design with integrated functions like soft start and frequency control

Key Technical Parameters

Output Type: Transistor Driver

Topology: Boost, Flyback, SEPIC

Number of Outputs: 1

Voltage - Supply (Vcc/Vdd): 4.5V ~ 38V

Frequency - Switching: 105kHz ~ 760kHz

Duty Cycle (Max): 96%

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

Quality and Safety Features

Durable and stable operation within industrial temperature ranges

Built-in protection features including current limit

Compatibility

Supports standard surface mount technology (SMT)

Mounting Type: Surface Mount

Package / Case: 16-WFQFN Exposed Pad

Supplier Device Package: 16-QFN (3x3)

Application Areas

Power supplies for industrial, automotive, computing, and telecommunications

Portable electronic devices requiring efficient power management

Renewable energy systems with step-up/down requirements

Product Lifecycle

Product Status: Active

No indication of nearing discontinuation

Availability of replacements or upgrade options not explicitly stated

Reasons to Choose This Product

High efficiency reducing heat and power loss

Design flexibility accommodated by the wide input voltage and programmable frequency

Suitable for harsh environments thanks to the extended operating temperature range

Ease of integration into existing systems due to standard package and surface mount compatibility

Built-in features minimizing the need for external components and complexity