Product Details
starting voltage
9.7V
turn off voltage
7.8V
starting current
6uA
static current
2.3mA
switching frequency
Jitter frequency peripheral can be set
drive current
-
output power
medium power
package
SOP8/DIP8
- Excellent EMI characteristics
- Few peripheral components
- External NTC temperature protection function
- Input undervoltage protection
- Optocoupler open circuit protection
- Maximum duty cycle of 50%
- Current mode control
- External resistors can be set to PWM frequency
- Hiccup mode control
- Periodic current limitation
- Built in cutting-edge blanking
- Low starting current
- Encapsulation form SOP8
- LED screen
- Lithium battery charger
- Lead acid battery charger
- Adapter
- Motor drive power supply
It is a cost-effective current mode PWM controller suitable for medium and high power flyback power supply schemes as well as forward power supply schemes. Built in frequency jitter function, with excellent EMI characteristics. The chip adopts hiccup mode to control light load and zero load. Built in comprehensive protection functions: VCC undervoltage protection (UVLO), VCC overvoltage protection (VOP), cycle by cycle current limitation, input undervoltage protection, overload protection, overheating protection, soft start, etc