Part Number
|
ST1843 |
Manufacturer
|
STMicroelectronics |
Description
|
(ST1843 / ST1845) Rad-tolerant current mode PWM controller |
Published
|
Oct 31, 2012 |
Detailed Description
|
ST1843 ST1845
Rad-tolerant current mode PWM controller
Features
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Oscillator frequency guaranteed a...
|
Datasheet
|
ST1843
|
Overview
ST1843 ST1845
Rad-tolerant current mode PWM controller
Features
■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■
Oscillator frequency guaranteed at 250 kHz Trimmed oscillator for precise frequency control Current mode operation to 500 kHz automatic feed forward compensation Latching PWM for cycle-by-cycle current limiting Internally trimmed reference with undervoltage lockout High current totem pole output Undervoltage lockout with hysteresis Low start-up and operating current Hermetic package 50 and 100 krad (Si) SEL free @ 120 MeV/cm2/mg at 125°C
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DataSheet.
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Flat-8
Description
The ST1843HR and ST1845HR ICs are radtolerant current mode PWM controllers providing an industry standard solution for the implemen...
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