What is MIC3832?
This is (MIC3832 / MIC3833) Current-Fed PWM Controllers. |
[PDF] Complete Technical Details can be found in the MIC3832 datasheet provided at this page.Datasheet Summary in PDF Filewww datasheetgo.com MIC3832 3833 Micrel MIC3832 3833 Current Fed PWM Controllers Not Recommended for New Designs General Description The MIC3832 and MIC3833 are unique PWM controllers designed for current fed multiple output or push pull switched mode power supply applications The MIC3832 3 features UVLO undervoltage lockout with hysteresis soft start with a programmable time constant cycle by cycle current limiting a PWM latch to prevent multiple outputs due to noise or ringing and front edge blanking Current fed topologies eliminate core saturation problems caused by shoot through cross conduction of push pull circuits and reduce stress on the switching transistors The MIC3832 3 has one PWM stage capable of operating up to 500kHz and two output stages Q and Q that operate at one half of the system frequency at a fixed 50 duty cycle The MIC3832 UVLO circuit permits startup when the supply is above 15 9V and forces shutdown when the supply drops below 9 8V The MIC3833 starts up above 8 3V and shuts down below 7 8V An internal 22V zener diode provides low power overvoltage protection The three output stages are totem pole drivers capable of 1A peak current to external power MOSFETs BJTs or IGBTs The Q and Q outputs have an intentional |
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Manufacturers : Micrel Semiconductor ![]() |
MICREL MIC3832 CONTROLLER (MIC3832 / MIC3833) Current-Fed PWM Controllers More Search |
Datasheet MIC3832.PDF DownLoad ( MICREL ) |
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