Part Number
|
IP3842 |
Manufacturer
|
Seme LAB |
Description
|
CURRENT MODE REGULATING PULSE WIDTH MODULATORS |
Published
|
Apr 5, 2005 |
Detailed Description
|
IP1842 SERIES IP1843 SERIES
TOP VIEW
COMP 1 V FB 2 I SENSE 3 R T /C T 4
8 7 6 5
VREF VCC OUTPUT GROUND
CURRENT MODE R...
|
Datasheet
|
IP3842
|
Overview
IP1842 SERIES IP1843 SERIES
TOP VIEW
COMP 1 V FB 2 I SENSE 3 R T /C T 4
8 7 6 5
VREF VCC OUTPUT GROUND
CURRENT MODE REGULATING PULSE WIDTH MODULATORS
FEATURES
• • • • • Guaranteed ±1% reference voltage tolerance Guaranteed ±10% frequency tolerance Low start–up current (500 mA) Under voltage lockout with hysteresis Output state completely defined for all supply and input conditions • Interchangeable with UC1842 and UC1843 series for improved operation • 500kHz operation
J Package – 8 Pin Ceramic DIP N Package – 8 Pin Plastic DIP D-8 Package – 8 Pin Plastic (150) SOIC TOP VIEW
COMP 1 N/C
2 14 13 12 11 10 9 8
VREF N/C VCC VC OUTPUT GROUND POWER GROUND
V FB 3 N/C
4
I SENSE 5 N/C
6
R T /...
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