Datasheet Texas Instruments UCC25706QDRQ1 — Datenblatt

UCC25705-Q1, UCC25706-Q1
SLUSAI1 – MAY 2011 www.ti.com HIGH-SPEED VOLTAGE MODE PULSE WIDTH MODULATOR
Check for Samples: UCC25705-Q1, UCC25706-Q1 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-ВµA 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 8 2 7 3 6 4 5 VDD
OUT
GND
RC DESCRIPTION
The UCC25705-Q1 and UCC25706-Q1 devices are 8-pin voltage mode primary side controllers with fast …