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KA3511D IC Datasheet PDF

Intelligent Voltage Mode PWM IC

Intelligent Voltage Mode PWM IC

 

 

 

Part Number KA3511D
Description Intelligent Voltage Mode PWM IC
Feature www.
DataSheet4U.
com INTELLIGENT VOLTAGE MODE PWM IC GENERAL DESCRIPTION The KA 3511/D is a fixed-frequency improvedper formance pulse-width modulation control circuit with complete housekeeping cir cuitry for use in the secondary side of SMPS (Switched mode power supply).
It contains various functions, which are p recision voltage reference, over voltag e protection, under voltage protection, remote on/off control, power good sign al generator and etc.
OVP (Over voltage protection) section It has OVP functio ns for +3.
3V,+5V,+12V and PT outputs.
T he circuit is made up of a comparator w ith four detec .
Manufacture Fairchild Semiconductor
Datasheet
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KA3511D

 

 

 


 

 

 

Part Number KA3511DS
Description Intelligent Voltage Mode PWM IC
Feature www.
DataSheet4U.
com www.
fairchildsemi.
c om KA3511DS Intelligent Voltage Mode PWM IC Features













• Comple te PWM control and house keeping circui try Few external components Precision v oltage reference trimmed to 2% Dual out put for push-pull operation Each output TR for 200mA sink current Variable dut y cycle by dead time control Soft start capability by using dead time control Double pulse suppression logic Over vol tage protection for 3.
3V / 5V / 12V Und er voltage protection for 3.
3V / 5V / 1 2V One more external input for various protection (PT) Remote on/off control f unc .
Manufacture Fairchild Semiconductor
Datasheet
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KA3511DS

 

 

 


 

 

 

Part Number KA3511D
Description Intelligent Voltage Mode PWM IC
Feature www.
DataSheet4U.
com INTELLIGENT VOLTAGE MODE PWM IC GENERAL DESCRIPTION The KA 3511/D is a fixed-frequency improvedper formance pulse-width modulation control circuit with complete housekeeping cir cuitry for use in the secondary side of SMPS (Switched mode power supply).
It contains various functions, which are p recision voltage reference, over voltag e protection, under voltage protection, remote on/off control, power good sign al generator and etc.
OVP (Over voltage protection) section It has OVP functio ns for +3.
3V,+5V,+12V and PT outputs.
T he circuit is made up of a comparator w ith four detec .
Manufacture Fairchild Semiconductor
Datasheet
Download KA3511D Datasheet

KA3511D

 

 

 

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