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FS9952_LP2 数据表(PDF) 18 Page - Fortune Semiconductor Corp. |
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FS9952_LP2 数据表(HTML) 18 Page - Fortune Semiconductor Corp. |
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18 / 34 page ![]() FS9952_LP2 15. Application Description Common Use Circuitry VDD J9 Temp J1 Temp D1 1N914 D2 1N914 μA/mA COM 20A V/Ohm/Diode/Continuity J6 J5 μA J4 mA J7 DCV J2 hFE Input 400.0mV S2 S3 S4 S5 S11 MAXH S8 HOLD S9 RANGE S10 SELECT S7 BLCTR S12 3V BT1 XTAL 4MHz PTC 1.5k C12 27nF C13 27nF Ohm Continuity Diode C5 10nF S1 RST C14 0.1μF R9 10k Q1 S9013 BP BEEPER S6 R28 99 R29 100k J3 Temp R27 0.99 VR1 2k R12 28.5k R13 22k R11 22k R24 100k R25 100k R26 0.01 VR3 20k R8 90k R5 10k C7 27nF R7 40k R4 20k VR2 10k R6 100k R2 82k R1 1M F2 0.5A/250V F1 20A/250V R3 51 J8 Ohm Diode Q2 9013 D3 1N4004*2 D4 C10 0.47μF C9 0.47μF C6 4.7μF C1 10μF + + C3 C4 10μF C8 10μF ACV LCD BLOUT SELECT1 17 SELECT 18 RANGE 19 HOLD 20 MEA4 21 MEA3 22 MEA2 23 MEA1 24 MEA0 25 BLCTR 26 BLOUT 27 BEEPER 28 VSS 29 AGND 30 VDD 31 TST 32 SEG3 49 SEG2 50 SEG1 51 COM1 52 COM2 53 COM3 54 COM4 55 RST 56 REFI 57 REFO 58 FTB 59 FTC 60 OP1N 61 OP1O 62 OP2P 63 OP2N 64 IC FS9952 C15 0.1μF D5 1N4148 VDD VSS VDD VGG VDDA AGND Battery Negative Terminal and IC Negative Power Input IC Analog Power about 3.9V Battery Positive Terminal and IC Positive Power Input Analog Common about VDD/2 VDD Charge Pump voltage about 2*VDD Diagram 6 Common Use Circuitry Rev. 1.2 18/34 |
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