Power Integrations DPA423
Highly Integrated DC-DC Converter ICs
APPLICATIONS
Product Highlights Highly Integrated Solution● Eliminates up to 50 external components–saves space, cost
● Integrates 220 V high frequency MOSFET, PWM control
● Lower cost plastic DIP surface mount (G package) and through-hole (P package) options for designs ≤35 W
● Thermally efficient TO-263-7C (R package) option for high power applications Superior Performance and Flexibility
● Eliminates all external current sensing circuitry
● Built-in auto-restart for output overload/open loop protection
● Pin selectable 300/400 kHz fixed frequency
● Wide input (line) voltage range: 16-75 VDC
● Externally programmable current limit
● Source connected tab reduces EMI
● Line undervoltage (UV) detection: meets ETSI standards
● Line overvoltage (OV) shutdown protection
● UV/OV limits gate drive voltage for synchronous rectification
● Fully integrated