IP1843 Datasheet - Seme LAB

IP1843, CURRENT MODE REGULATING PULSE WIDTH MODULATORS

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 MODULATO.
The IP1842 and IP1843 series of switching regulator control circuits contain all the functions necessary to implement off. line, current mode s.

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IP1843_SemeLAB.pdf

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Datasheet Details

Part number:

IP1843

Manufacturer:

Seme LAB

File Size:

43.66 KB

Description:

CURRENT MODE REGULATING PULSE WIDTH MODULATORS

Features

* Guaranteed ±1% reference voltage tolerance Guaranteed ±10% frequency tolerance Low start
* up current (

Applications

* INFORMATION Oscillator Waveforms and Maximum Duty Cycle COMP 1 V FB 2 I SENSE 3 R T /C T 4 8 7 6 5 VREF VCC OUTPUT GROUND Oscillator timing capacitor C T is charged by V REF tc » 0.55 RTCT through RT and discharged by an internal current source. .0063 RT
* 2.3 During the discharge time,

IP1843 Distributors

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IP1843 CURRENT MODE REGULATING PULSE WIDTH MODULATORS Seme LAB

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