Description
SD4840/4841/4842/4843/4844 CURRENT MODE PWM CONTROLLER WITH BUILT-IN HIGH VOLTAGE MOSFET .
SD4840/4841/4842/4843/4844 is a current mode PWM controller with low standby power and low start current for power switch.
Features
* Lower start-up current (Typ.6μA)
* Frequency jitter for low EMI
* Overcurrent protection
* Overvoltage protection
* Undervoltage lockout
* Built-in temperature protection
* Built-in high voltage MOSFET www. DataShee
* t4AUu. ctomrestart mode
* Built-in soft start
Applications
* Switch power
ORDERING INFORMATION
Part No. Package
Marking
SD4840P67K65
SD4840P67K65
SD4841P67K65
SD4841P67K65
SD4842P67K65
DIP-8-300-2.54
SD4842P67K65
SD4843P67K65
SD4843P67K65
SD4844P67K65
SD4844P67K65
Note: P denotes it is available in DIP8 package, 67k denotes 67KHz, and 65