L6599ATDTR - STMicroelectronics

Manufacturer Part Number

L6599ATDTR

Manufacturer

STMicroelectronics

Introduction

The L6599ATDTR is a resonant controller IC designed for high-efficiency, low-EMI, and compact power supplies.

Product Features and Performance

Resonant controller for zero-voltage-switching or zero-current-switching converters

High voltage rail up to 600V

Integrated bootstrap diode

Error amplifier and precision oscillator onboard

Adjustable dead-time for optimal efficiency

Soft-start and shutdown features

Under-voltage lockout with hysteresis

Over-current and over-voltage protection

Frequency modulation for spread spectrum

Product Advantages

High efficiency due to resonant operation

Low electromagnetic interference through frequency modulation

Flexible design suitable for a wide range of power levels

Minimal external components required for operation

Built-in protections enhance product reliability

Key Technical Parameters

Voltage - Supply: 8.85V to 16V

Current - Supply: 3.5 mA

Operating Temperature: -40°C to 125°C

Package: 16-SOIC (0.154", 3.90mm Width)

Mounting Type: Surface Mount

Quality and Safety Features

Integrated bootstrap diode for high-side gate driver

Under-voltage lockout ensures stable operation under power sag conditions

Over-current protection prevents damage from excessive load

Over-voltage protection shields the IC and power supply from high input voltage

Compatibility

The device can be integrated into various designs due to its SOIC package and flexible supply voltage range

Application Areas

Switched-mode power supplies (SMPS)

LED backlighting for TVs and monitors

Desktop and server power supplies

Industrial power systems

Telecom power supplies

Product Lifecycle

Product Status: Active

No indication of near discontinuation

Replacements or upgrades may be available as part of the STMicroelectronics L6599 product family

Several Key Reasons to Choose This Product

Highly efficient for energy savings in power supply applications

Robust protection features ensure long-term reliability

Enables compact and lightweight power supply designs

Ease of integration due to minimal external component requirements

STMicroelectronics' reputation for high-quality power management ICs