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L5991AD

L5991AD

Active

L5991D013TR

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ECCN USEAR99
ECCN EUNEC
Packing TypeTape And Reel
RoHs compliantEcopack2
GradeIndustrial
Package NameSO-16

This primary controller I.C., developed in BCD60II technology, has been designed to implement off line or DC-DC power supply applications using a fixed frequency current mode control.Based on a standard current mode PWM controller this device includes some features such as programmable soft start,...
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Key features
  • PRIMARY OVERCURRENT FAULT DETECTION WITH RE-START DELAY
  • PROGRAMMABLE SOFT START
  • IN/OUT SYNCHRONIZATION
  • PWM UVLO WITH HYSTERESIS
  • INTERNAL 100ns LEADING EDGE BLANKING OF CURRENT SENSE
  • LATCHED DISABLE
  • PACKAGE: DIP16 AND SO16
  • 100% AND 50% MAXIMUM DUTY CYCLE LIMIT
  • PROGRAMMABLE DUTY CYCLE
  • CURRENT-MODE CONTROL PWM
  • LOW START-UP CURRENT (< 120µA)
  • SWITCHING FREQUENCY UP TO 1MHz
  • FULLY LATCHED PWM LOGIC WITH DOUBLE PULSE SUPPRESSION
  • STANDBY FUNCTION
  • HIGH-CURRENT OUTPUT DRIVE SUITABLE FOR POWER MOSFET (1A)
In stock
Quantity $ per unit Savings
1-9$2.490%
10-99$2.2310%
100-249$1.7928%
250-499$1.6932%
500$1.4741%
Contact sales
$2.49
$2.49
ECCN USEAR99
ECCN EUNEC
Packing TypeTape And Reel
RoHs compliantEcopack2
GradeIndustrial
Package NameSO-16

This primary controller I.C., developed in BCD60II technology, has been designed to implement off line or DC-DC power supply applications using a fixed frequency current mode control.Based on a standard current mode PWM controller this device includes some features such as programmable soft start,...
Read More

Key features
  • PRIMARY OVERCURRENT FAULT DETECTION WITH RE-START DELAY
  • PROGRAMMABLE SOFT START
  • IN/OUT SYNCHRONIZATION
  • PWM UVLO WITH HYSTERESIS
  • INTERNAL 100ns LEADING EDGE BLANKING OF CURRENT SENSE
  • LATCHED DISABLE
  • PACKAGE: DIP16 AND SO16
  • 100% AND 50% MAXIMUM DUTY CYCLE LIMIT
  • PROGRAMMABLE DUTY CYCLE
  • CURRENT-MODE CONTROL PWM
  • LOW START-UP CURRENT (< 120µA)
  • SWITCHING FREQUENCY UP TO 1MHz
  • FULLY LATCHED PWM LOGIC WITH DOUBLE PULSE SUPPRESSION
  • STANDBY FUNCTION
  • HIGH-CURRENT OUTPUT DRIVE SUITABLE FOR POWER MOSFET (1A)