Texas Instruments

UCC256403ADDBR  

Power Supply Controllers, Monitors

The UCC256403ADDBR is a high-voltage, high-power gate driver optocoupler manufactured by Texas Instruments. It is designed to provide isolated control of high-voltage power electronic devices such as IGBTs and MOSFETs in various applications.

Description:

The UCC256403ADDBR is a monolithic integrated circuit that combines a high-voltage optocoupler with a high-voltage power MOSFET driver. It features a high input impedance and a low output impedance, making it suitable for driving high-voltage power devices. The device is available in a 16-lead hermetic ceramic dual-in-line (DIP) package.

Features:

1. High input impedance: The optocoupler provides a high input impedance, allowing for easy interfacing with low-power control circuits.
2. Low output impedance: The power MOSFET driver has a low output impedance, ensuring efficient and reliable switching of high-voltage power devices.
3. High isolation voltage: The device provides a high isolation voltage of up to 5 kV, ensuring safe and reliable operation in high-voltage applications.
4. Wide operating temperature range: The UCC256403ADDBR can operate over a wide temperature range of -40°C to +125°C, making it suitable for use in harsh environments.
5. High common-mode transient immunity (CMTI): The device offers high CMTI, providing robust protection against electrical noise and transients.

Applications:

The UCC256403ADDBR is suitable for a wide range of applications that require high-voltage gate drive and isolation, including:

1. Industrial motor control: The device can be used to drive high-voltage power devices in motor control applications, such as in variable frequency drives (VFDs) and servo drives.
2. Renewable energy systems: The UCC256403ADDBR can be used in power electronic converters for renewable energy systems, such as solar inverters and wind turbine converters.
3. Electric vehicles (EVs): The device can be used to drive high-voltage power devices in EV applications, such as battery chargers, motor controllers, and DC-DC converters.
4. Power supplies: The UCC256403ADDBR can be used in high-voltage power supply applications, such as switched-mode power supplies (SMPS) and uninterruptible power supplies (UPS).
5. High-voltage protection circuits: The device can be used in high-voltage protection circuits to provide isolation and control of high-voltage devices in various applications.

In summary, the UCC256403ADDBR is a high-voltage gate driver optocoupler that offers high input impedance, low output impedance, high isolation voltage, and high CMTI. It is suitable for a wide range of applications that require high-voltage gate drive and isolation, including industrial motor control, renewable energy systems, electric vehicles, power supplies, and high-voltage protection circuits.

UCC256403ADDBR Documents

Download datasheets and manufacturer documentation for UCC256403ADDBR

PCN :

Product Change Notification 2024-08-28 (PDF)      

Application Notes :

Improving Transient Response in LLC Converters Using Hybrid Hysteretic Control (Rev. B)       Migrating to UCC25640x from UCC25630x (Rev. A)