ST1845
ST1845 is Rad-tolerant current mode PWM controller manufactured by STMicroelectronics.
- Part of the ST1843 comparator family.
- Part of the ST1843 comparator family.
ST1843 ST1845
Rad-tolerant current mode PWM controller
Features
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- Oscillator frequency guaranteed at 250 kHz Trimmed oscillator for precise frequency control Current mode operation to 500 kHz automatic feed forward pensation 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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Flat-8
Description
The ST1843HR and ST1845HR ICs are radtolerant current mode PWM controllers providing an industry standard solution for the...
