DatasheetsPDF.com

L4972AD

STMicroelectronics
Part Number L4972AD
Manufacturer STMicroelectronics
Description 2A SWITCHING REGULATOR
Published Mar 22, 2005
Detailed Description L4972A 2A SWITCHING REGULATOR 1 Features ■ 2A OUTPUT CURRENT ■ 5.1V TO 40V OUTPUT VOLTAGE RANGE ■ 0 TO 90% DUTY CYCLE ...
Datasheet PDF File L4972AD PDF File

L4972AD
L4972AD

Overview
L4972A 2A SWITCHING REGULATOR 1 Features ■ 2A OUTPUT CURRENT ■ 5.
1V TO 40V OUTPUT VOLTAGE RANGE ■ 0 TO 90% DUTY CYCLE RANGE ■ INTERNAL FEED-FORWARD LINE REG.
■ INTERNAL CURRENT LIMITING ■ PRECISE 5.
1V ± 2% ON CHIP REFERENCE ■ RESET AND POWER FAIL FUNCTIONS ■ INPUT/OUTPUT SYNC PIN ■ UNDER VOLTAGE LOCK OUT WITH HYSTERETIC TURN-ON ■ PWM LATCH FOR SINGLE PULSE PER PERIOD ■ VERY HIGH EFFICIENCY ■ SWITCHING FREQUENCY UP TO 200KHz ■ THERMAL SHUTDOWN ■ CONTINUOUS MODE OPERATION 2 Description The L4972A is a stepdown monolithic power switching regulator delivering 2A at a voltage variable from 5.
1 to 40V.
Realized with BCD mixed technology, the device Figure 2.
Block Diagram Figure 1.
Packages Po...


Similar Datasheet


Since 2006. D4U Semicon,
Electronic Components Datasheet Search Site. (Privacy Policy & Contact)