SC4810B: High-Performance Current-Mode PWM Controller with Complementary Output, Programmable Delay

• Operation to 1 MHz
• Accurate programmable maximum duty cycle
• Line voltage monitoring
• External frequency synchronization
• Bi-phase mode of operation for low ripple
• Independent programmable delays
• Hiccup-mode current limit
• Under 250 µA start-up current
• Programmable maximum volt-second clamp
• Accessible reference voltage
• VDD under-voltage lockout
• -40°C to 105°C operating temperature
• 16 lead TSSOP or MLPQ lead free packages. Both fully WEEE and RoHS compliant

Typical Application Circuit

Click diagram to enlarge

• Telecom equipment and power supplies
• Networking power supplies
• Power over LAN applications
• Industrial power supplies
• Isolated power supplies
• VoIP phones

MLPQ-16, TSSOP-16

• SC4810BIMLTRT: Lead-Free, RoHS and WEEE Compliant, Package Minimum Tape & Reel Only (MLPQ-16)
• SC4810BITSTRT: Lead-Free, RoHS and WEEE Compliant, Package Minimum Tape & Reel Only (TSSOP-16)