Datasheet Texas Instruments UCC2893PWR — Ficha de datos

Controlador PWM Active Clamp de modo actual 16-TSSOP -40 a 105

Hojas de datos

PDF, 1.2 Mb, Revisión: F, Archivo publicado: jul 1, 2009

Extracto del documento

Estado del ciclo de vida	Activo (Recomendado para nuevos diseños)
Disponibilidad de muestra del fabricante	No

Control Method	Current
Duty Cycle(Max)	100 %
Frequency(Max)	1000 kHz
Gate Drive(Typ)	2.5 A
Operating Temperature Range	-40 to 105,-40 to 85 C
Package Group	TSSOP
Rating	Catalog
Special Features	HV Start-up,Input Line Monitor,Multi-topology,Programmable Slope Compensation,Soft Start,Soft Switching
Topology	Active-Clamp Forward,Flyback,Forward
UVLO Thresholds On/Off	13.0/8.0 V
Vin(Max)	110 V
Vin(Min)	18 V

RoHS

Obediente

Descargar
Understanding and Designing an Active Clamp Current Mode Controlled Converter
PDF, 845 Kb, Archivo publicado: mayo 6, 2010
The UCC2897A Current Mode Active Clamp PWM Controller offers a highly integrated feature set resulting in precision control required for an active clamp forward or flyback converter. The UCC2897A data sheet contains all the design details necessary for accurately programming the device. However, there are significant design considerations and trade-offs unique to the active clamp power stage that
Descargar
Method of Providing Hiccup Operation for UCC2897AEVM
PDF, 361 Kb, Archivo publicado: agosto 27, 2009
This application note is to provide users of the UCC2897AEVM with a method of generating acyclic restart or restart attempt of the EVM should the converter encounter an overcurrent condition including an output short.

Serie: UCC2893 (6)

Semiconductors > Power Management > Offline and Isolated DC/DC Controllers and Converters > PWM and Resonant Controller