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KA388XD

Description
1 A SWITCHING CONTROLLER, 500 kHz SWITCHING FREQ-MAX, PDIP8
CategoryPower/power management   
File Size61KB,5 Pages
ManufacturerFairchild
Websitehttp://www.fairchildsemi.com/
Download Datasheet Compare View All

KA388XD Overview

1 A SWITCHING CONTROLLER, 500 kHz SWITCHING FREQ-MAX, PDIP8

KA3882/3/4/5
SMPS CONTROLLER
CURRENT MODE PWM CONTROLLER
The KA3882/3/4/5 are fixed PWM controller for Off-Line and DC
to DC converter applications. The internal circuits include UVLO,
low start up current circuit, temperature compensated reference,
high gain error amplifier, current sensing comparator, and high
current totempole output for driving a POWER MOSFET. Also KA
3882/3/4/5 provide low start up current below 0.3mA and short
shutdown delay time typ. 100ns.
The KA3882 and KA3884 have UVLO threshold of 1 6V(on) and
10V(off).
The KA3883 and KA3885 are 8.4V(on) and 7.6V(off).
The KA3882 and KA3883 can operate within 100% duty cycle.
The KA3884 and KA3885 within 50% by using T Flip-Flop.
8 DIP
8 SOP
FEATURES
Low Start Current 0.2mA (typ)
Operating Range Up To 500KHz
Cycle by Cycle Current Limiting
Under Voltage Lock Out With Hysteresis
Short Shutdown Delay Time: typ.100ns
High Current Totempole Output
Output Swing Limiting: 22V
ORDERING INFORMATION
Device
KA388X
KA388XD
Package
8 DIP
8 SOP
Operating Temperature
Î
0 ~ + 85
Î
0 ~ + 85
BLOCK DIAGRAM
Rev. B
©1999 Fairchild Semiconductor Corporation

KA388XD Related Products

KA388XD KA3883 KA3884 KA3885 KA388X KA3882
Description 1 A SWITCHING CONTROLLER, 500 kHz SWITCHING FREQ-MAX, PDIP8 1 A SWITCHING CONTROLLER, 500 kHz SWITCHING FREQ-MAX, PDIP8 1 A SWITCHING CONTROLLER, 500 kHz SWITCHING FREQ-MAX, PDIP8 1 A SWITCHING CONTROLLER, 500 kHz SWITCHING FREQ-MAX, PDIP8 1 A SWITCHING CONTROLLER, 500 kHz SWITCHING FREQ-MAX, PDIP8 1 A SWITCHING CONTROLLER, 500 kHz SWITCHING FREQ-MAX, PDIP8
Is it Rohs certified? - incompatible incompatible incompatible - incompatible
Parts packaging code - DIP DIP DIP - DIP
package instruction - DIP, DIP8,.3 DIP, DIP8,.3 DIP, DIP8,.3 - DIP, DIP8,.3
Contacts - 8 8 8 - 8
Reach Compliance Code - unknow unknow unknow - unknow
ECCN code - EAR99 EAR99 EAR99 - EAR99
Analog Integrated Circuits - Other Types - SWITCHING CONTROLLER SWITCHING CONTROLLER SWITCHING CONTROLLER - SWITCHING CONTROLLER
control mode - CURRENT-MODE CURRENT-MODE CURRENT-MODE - CURRENT-MODE
Control Technology - PULSE WIDTH MODULATION PULSE WIDTH MODULATION PULSE WIDTH MODULATION - PULSE WIDTH MODULATION
Maximum input voltage - 25 V 25 V 25 V - 25 V
Minimum input voltage - 12 V 12 V 12 V - 12 V
Nominal input voltage - 15 V 15 V 15 V - 15 V
JESD-30 code - R-PDIP-T8 R-PDIP-T8 R-PDIP-T8 - R-PDIP-T8
JESD-609 code - e0 e0 e0 - e0
length - 9.817 mm 9.817 mm 9.817 mm - 9.817 mm
Number of functions - 1 1 1 - 1
Number of terminals - 8 8 8 - 8
Maximum operating temperature - 85 °C 85 °C 85 °C - 85 °C
Maximum output current - 1 A 1 A 1 A - 1 A
Package body material - PLASTIC/EPOXY PLASTIC/EPOXY PLASTIC/EPOXY - PLASTIC/EPOXY
encapsulated code - DIP DIP DIP - DIP
Encapsulate equivalent code - DIP8,.3 DIP8,.3 DIP8,.3 - DIP8,.3
Package shape - RECTANGULAR RECTANGULAR RECTANGULAR - RECTANGULAR
Package form - IN-LINE IN-LINE IN-LINE - IN-LINE
Peak Reflow Temperature (Celsius) - NOT SPECIFIED NOT SPECIFIED NOT SPECIFIED - NOT SPECIFIED
Certification status - Not Qualified Not Qualified Not Qualified - Not Qualified
Maximum seat height - 5.08 mm 5.08 mm 5.08 mm - 5.08 mm
surface mount - NO NO NO - NO
Switch configuration - PUSH-PULL PUSH-PULL PUSH-PULL - PUSH-PULL
Maximum switching frequency - 500 kHz 500 kHz 500 kHz - 500 kHz
technology - BIPOLAR BIPOLAR BIPOLAR - BIPOLAR
Temperature level - OTHER OTHER OTHER - OTHER
Terminal surface - Tin/Lead (Sn/Pb) Tin/Lead (Sn/Pb) Tin/Lead (Sn/Pb) - Tin/Lead (Sn/Pb)
Terminal form - THROUGH-HOLE THROUGH-HOLE THROUGH-HOLE - THROUGH-HOLE
Terminal pitch - 2.54 mm 2.54 mm 2.54 mm - 2.54 mm
Terminal location - DUAL DUAL DUAL - DUAL
Maximum time at peak reflow temperature - NOT SPECIFIED NOT SPECIFIED NOT SPECIFIED - NOT SPECIFIED
width - 7.62 mm 7.62 mm 7.62 mm - 7.62 mm
Base Number Matches - 1 1 1 - 1
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