Panasonic CF-73SCUTSBM Service Manual - Page 93
VB25, Vout=0.8*1+RH/Rl
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Main 34 VB25, VC25, VC125 1 2 DCIN&BATT SUSCVM1 2 036:B3 3 2SK3019TL Q709 1 R683 NU R569 1M 1608 R681 10 3225 25V B C706 10u 3 C704 0.01u 1608 50V TMK325BJ106MM-T C541 Q618 0.1u FDS6690A VB25=2.5V-125mV 6A 2200pF B 1608 C697 R677 NU R570 0 1 RUN/SS 2 PGOOD BOOST 16 TG 15 1S D8 2S D7 3S D6 4G D5 Nch-MOSFET L604 VB25 R571 SOP8 Fairchild 4 3 VRNG SW 14 1 2 0 R572 4 FCB PGND 13 2125 Q619 FDS6690A 919AS-4R7M=P3 LINEAR TECH. SSOP16(1.75mH) LTC1778EGN#TR IC606 470p NU R573 100p 5 ITH BG 12 C705 0.22u 1S D8 2S D7 21 RB500V-40TE-17 22K C544 6 SGND INTVCC 11 3S D6 4G D5 5 C545 7 ION VIN 10 D606 Nch-MOSFET SOP8 Fairchild D636 1 6.3V C707 POSCAP D3 + 6.3V 6TPB150ML C781 POSCAP D3 + 6.3V 6TPB150ML C783 R773 8 VFB EXTVCC 9 10u 2125 150u 150u 2 4.7K 1% C542 0.1u NU VB5 2125 C701 4.7u EC10QS04-TE12L C543 6 SGND R774 10K 1% Vout=0.8*(1+RH/Rl) PGND 12 JP601 12 JP602 SGND PGND 7 8 VB25 3 9 033:G3;036:D3 VCGATE 1M R788 2 FDN359AN Q663 VC25 1 R787 1M C797 0.01u 10 11 VC125 VC125=1.25V-62.5mV 1.5A POSCAP D3 6.3V + 6.3V 6TPB150ML C784 C785 10u 150u 2125 VC3 IC615 LP2996MX VB25 1 GND VTT 8 VB3 2 SD PVIN 7 3 VSNS AVIN 6 4 VREFVDDQ 5 MEMREF C555 NU A B C D E F G H I J
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