SD4844P controller equivalent, pwm controller.
* Lower start-up current (Typ.6μA) * Frequency jitter for low EMI * Overcurrent protection * Overvoltage protection * Undervoltage lockout * Built-in temperature protecti.
* Switch power
ORDERING INFORMATION
Part No.
Package
Marking
SD4840P67K65
SD4840P67K65
SD4841P67K65
SD4841P67K65.
SD4840/4841/4842/4843/4844 is a current mode PWM controller with low standby power and low start current for power switch. In standby mode, the circuit enters burst mode to reduce the standby power dissipation. The switch frequency is 67KHz with ±2.5.
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