SC4911 controller equivalent, bias/primary side pwm controller.
Programmable switching frequency up to 500kHz Line UVLO Protection Undervoltage Lockout Low startup current (45µA) Cycle by cycle current limit 8 pin MSOP. Av.
The high degree of integration minimizes the amount of discrete parts needed and leads to substantial cost and space sa.
The SC4911 is a highly integrated bias/primary side PWM controller designed for off-line or isolated dc-dc converters in telecommunication and data communication applications. The high degree of integration minimizes the amount of discrete parts need.
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