UCC25706-Q1 - Texas Instruments

UCC25706-Q1 HIGH-SPEED VOLTAGE MODE PULSE WIDTH MODULATOR

The UCC25705-Q1 and UCC25706-Q1 devices are 8-pin voltage mode primary side controllers with fast over-current protection. These devices are used as core high-speed building blocks in high performance isolated and non-isolated power converters. UCC25705-Q1/UCC25706-Q1 devices feature a high speed oscillator with integrated feed-forward compensation for impro.

Features

1
• Qualified for Automotive Applications
• Greater Than 4-MHz Operation
• Integrated Oscillator / Voltage Feed Forward Compensation
• >4:1 Input Voltage Range
• 25-ns Current Limit Delay
• Programmable Maximum Duty Cycle Clamp
• Optocoupler Interface
• 50-µA Start-Up Current
• 4.2-mA Operating Current at 1 MHz
• Latch-Up Exceeds 100mA per JESD78 Class I
• Smallest Footprint of the 8-pin MSOP Package Minimizes Board Area and Height D PACKAGE (TOP VIEW) ILIM FB VFF DISCH 1 2 3 4 8 VDD 7 OUT 6 GND 5 RC DESCRIPTION The UCC25705-Q1 and UCC25706-Q1 devices are 8-pin voltage mode primary side c.