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SIP2803

(SIP280x) Low Power Consumption Current Mode Controller - Vishay Siliconix

SIP2803 PDF File

Description

SiP2800/01/02/03/04/05 New Product www.
DataSheet4U.
com Vishay Siliconix Low Power Consumption Current Mode Controller APPLICATIONS D D D D D Efficiency-Enhanced DC/DC Converter Modules Low Quiescent Current Standby Power Supplies Offline (AC/DC) Power Supplies Universal Input Power Supplies Buck, Boost, and Buck-Boost Converters FEATURES D D D D D D Pin-for-Pin Compatible with UCC280X Controllers Enhanced Performance UC284X for New Designs 100-mA Typical Start-Up Current 500-mA Typical Operating Current Internal Soft Start at Power-On and After Fault 100-ns Internal Leading Edge Blanking DESCRIPTION The SiP280X family includes six high-speed, low power consumption, BiCMOS Current Mode Controllers.
These integrated circuits contain all of the control and drive functions required for off-line and dc-to-dc current-mode switching power supplies.
Their advanced architecture enables the implementation of full-featured designs with minimal external parts count.
Maximum Duty Cycle 100% 50% 100% 100% 50% 50% The SiP280X family controllers are available in both standard and lead (Pb)-free, SO-8 and TSSOP-8 packages, and are rated for operation over the industrial temperature range of --40 to 85 _C.
Part Number SiP2800 SiP2801 SiP2802 SiP2803 SiP2804 SiP2805 Reference Voltage 5V 5V 5V 4V 5V 4V Turn-On Threshold 7.
2 V 9.
4 V 12.
5 V 4.
1 V 12.
5 V 4.
1 V Turn-Off Threshold 6.
9 V 7.
4 V 8.
3 V 3.
6 V 8.
3 V 3.
6 V TYPICAL APPLICATION CIRCUIT +48 V + + 12 V/3 A + FB VCC COMP SiP2801 RC REF GND OUT CS GND Flyback Converter for Point of Load Application Document Number: 72660 S-41623—Rev.
C, 30-Aug-04 www.
vishay.
com 1 SiP2800/01/02/03/04/05 Vishay Siliconix www.
DataSheet4U.
com New Product ABSOLUTE MAXIMUM RATINGS VCC .
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12 V FB, Comp, CS .
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3 V to 6 V Power Disispation SO-8 .
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