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L5991A L5991 Switching Controllers IC

 

Manufacturer

STMicroelectronics

Manufacturer Part

L5991A

Description

Flyback Regulator Positive, Isolation Capable Output Step-Up/Step-Down DC-DC Controller IC 16-DIP

Application

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.

Datasheet

L5991

Details

Image

 

RoHS:  Details 

Topology: Boost, Flyback

Number of Outputs: 1 Output

Switching Frequency: 1000 kHz

Duty Cycle - Max: 93 %

Output Voltage: 5.075 V

Output Current: 1500 mA

Minimum Operating Temperature: - 40 C

Maximum Operating Temperature: + 150 C

Mounting Style: Through Hole

Package / Case: PDIP-16

Packaging: Tube

Series: L5991 

Type: Current Mode PWM Controllers 

Brand: STMicroelectronics 

Fall Time: 35 ns 

Operating Supply Voltage: 12 V to 20 V 

Rise Time: 70 ns 

Factory Pack Quantity: 1000

 

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