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AP2002 数据表(PDF) 4 Page - Anachip Corp |
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AP2002 数据表(HTML) 4 Page - Anachip Corp |
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4 / 7 page ![]() AP2002 Synchronous PWM Controller Anachip Corp. www.anachip.com.tw Rev. 0.2 Apr 14, 2004 4/7 Typical Application Circuit (1) 14 13 12 11 10 9 8 1 2 3 4 5 6 7 R4 10 C2 0.1 C1 0.1 R2 10k R1 1k +5V PWRGD OVP R3 1k D1 Option VCC GND PWRGD SS/SHDN OVP COMP OCSET SENSE PHASE BSTH DRVH BSTL PGND DRVL C3 0.1 SHDN C4 R5 1.2O R6 1.2O Q1 PFD3000 Q2 PFD3000 L1 3.3uH C10 0.1 C11 680/ 16V C12 680/ 16V C13 680/ 16V C14 680/ 16V Vout=2.5V + - V IN 5V/12V + - C8 C7 C6 680/ 16V C5 0.1 R8 120 R9 270* Note: *Vout =Vref x (1+R9/R8) 5V & 12V dual input circuit 680/ 16V 680/ 16V +12V 47k 18nF R10 4.7O R7 C9 0.1u (2) 14 13 12 11 10 9 8 1 2 3 4 5 6 7 R4 10 C2 0.1 C1 0.1 R2 10k R1 1k +5V PWRGD OVP R3 1k D1 Option VCC GND PWRGD SS/SHDN OVP COMP OCSET SENSE PHASE BSTH DRVH BSTL PGND DRVL C3 0.1 SHDN D2 C4 R5 1.2 R6 1.2 Q1 PFD3000 Q2 PFD3000 C9 0.1 L1 3.3uH C10 0.1 C11 680/ 16V C12 C13 C14 Vout=2.5V* + - V IN 5V or 12V + - C8 680/ 16V C7 680/ 16V C6 680/ 16V C5 0.1 R8 120 R9 270* Note: * Vout=Vref x (1+R9/R8) 5V or 12V input with Bootstrapped BSTH 47k 18nF 680/ 16V 680/ 16V 680/ 16V R10 4.7 R7 Ω Ω Ω C9 0.1u |
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