UC1843-HIREL controller equivalent, current-mode pwm controller.
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–55°C to 125°C Known Good Die
* Controlled Baseline
* Optimized For Off-line and DC-to-DC
Converters
* Low Start-Up Current (<1 mA)
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PRODUCTION D.
The UC1843 family of control devices provides the necessary features to implement off-line or dc-to-dc fixed frequency current mode control schemes with a minimal external parts count. Internally implemented circuits include under-voltage lockout fea.
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