DIO 4426 Why Diodes AC-DC1 (final)_- 09/10/2014 01:47 Page 1 WHY DIODES – AC-DC1 Why DIODES? AC-DC Controllers & Switchers High Reliability Cost-Effective Solutions Primary-Side Regulation Controllers Primary-Side Regulation Switchers Primary-side control for eliminating opto-coupler Primary-side control for eliminating opto-coupler 10mW no-load input power Built-in 700V transistor/650V MOS Compensation for external component temperature variations Very low start-up current: 0.2 A (typ) Random frequency adjustment to reduce system EMI Semi-valley turn-on for the higher efficiency Internal output cable voltage drop compensation Hiccup function to improve short circuit protection Lowest BOM cost Audio noise reduction and internal cable compensation Offline PWM Controllers Non-audible-noise green-mode control Frequency foldback for high average efficiency Soft switching for reducing EMI Smallest Footprint Green Features Comprehensive system protections Optional latch mode for VOVP, OLP and CTRL pin protections Mini size package of SOT26 Secondary-Side Controllers and Switchers Integrated synchronous rectifier controller and MOS in a single package Eliminate resonant ring interference Fast detector of supply voltage Improve efficiency over classical rectifiers Eliminate the needs of heat sink in some applications Fewest external components FOR MORE INFORMATION: [email protected] | www.diodes.com DIO 4426 Why Diodes AC-DC1 (final)_- 09/10/2014 01:47 Page 2 Why DIODES? AC-DC Controllers & Switchers IC Output Power Secondary Side IC Standby Power Efficiency DOE Level VI Package Cell Phone Charger AP3988 5W – <75mW 74.2% Yes SO-7 Small Appliance AP3983 6W – <75mW 74.2% Yes SO-7 Cell Phone Charger AP3776 10W APR3415 <10mW 84.6% Yes SO-8 Cell Phone Charger AP3785 10W APR3415 <5mW 84.6% Yes SO-8 Home Appliance AP3983 10W – <75mW 84.6% Yes SO-7 Adapter/Appliance/STB AP3125 12W AS431 <75mW 85% Yes SOT23-6 Home Appliance AP3983 12W – <75mW 85% Yes SO-7 Home Appliance AP3983 18W – <75mW 85% Yes SO-7 Adapter/Appliance/STB AP3125 24W AS431 <75mW 88% Yes SOT23-6 TV/STB AP3106 24W AP4312 <30mW 88.5% Yes SO-8 TV/STB AP3107 36W AP4312 <30mW 88.5% Yes SO-8 Application FOR MORE INFORMATION: [email protected] | www.diodes.com