UC3843B controller equivalent, high performance current mode pwm controller.
to implement off-line or DC to DC fixed frequency current mode control schemes with a minimal external parts count. Internally implemented circuits include a trimmed osci.
hecorrespondingthresholdsforthe UC3843BandUC3845Bare8.5 V and7.9 V. The UC3842B and UC3843B can operate to duty cycles a.
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