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SMB214B 数据表(PDF) 18 Page - Summit Microelectronics, Inc. |
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SMB214B 数据表(HTML) 18 Page - Summit Microelectronics, Inc. |
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18 / 27 page ![]() SMB214A/B/C Summit Microelectronics, Inc 2128 2.2 9/17/2010 18 APPLICATIONS INFORMATION (CONTINUED) Figure 7 – SMB214 high-voltage shcematic. R30 47K Q1 NPN C18 0.1uF R12 1K D3 Schottky C20 22uF C22 0.1uF R13 0 R10 1K C11 0.1uF HOST_RESET 1 VBATT 1 R37 100 C13 0.1uF C25 0.1uF R24 4.99K C40 22uF L2 3.3uH Q2(P) Q1(N) Q4 FDC6420C C41 0.1uF R25 499 C42 330pF C43 22pF C44 3300pF CH1 1 C24 0.1uF PWREN0 1 R16 1K D5 Schottky C27 22uF C29 0.1uF U1 SMB214 HSDRV_CH0 1 HEALTHY 2 COMP1_CH0 3 COMP2_CH0 4 VM_CH0 5 SDA 6 SCL 7 LSDRV_CH1 8 HVSUP1 9 HSDRV_CH1 10 HOST_RESET 11 COMP1_CH1 12 COMP2_CH1 13 VM_CH1 14 VDDCAP 15 VBATT 16 LSDRV_CH2 17 HVSUP2 18 HSDRV_CH2 19 COMP2_CH2 20 COMP1_CH2 21 VM_CH2 22 NC 23 NC 24 NC 25 PWREN0 26 NC 27 NC 28 NC 29 LSDRV_CH0 31 HVSUP0 32 R17 0 +12V C19 0.1uF R14 100 L3 3.3uH Q2(P) Q1(N) Q3 FDC6420C L1 3.3uH CH2 1 Q2(P) Q1(N) Q5 FDC6420C VBATT SCL SDA VBATT R1 4.99K C5 22uF C7 0.1uF R2 499 C8 330pF C9 22pF C10 3300pF R3 100 VIN CH0 1 VIN R9 49.9K HEALTHY/nRESET 1 VIN VBATT DongleVCC J1 I2C Gnd 1 SCL 2 Gnd3 3 SDA 4 Rsrv5 5 MR 6 +10V 7 Rsrv8 8 +5V 9 Rsrv10 10 SDA SCL DongleVCC R7 47K D2 VIN SW1 Optional For Programming SMB214 VBATT C14 0.1uF C15 1uF C1 0.1uF C2 1uF C12 0.1uF R4 1K D1 Schottky C16 22uF C17 0.1uF R5 0 D7 5.6V R22 4.99K C34 22uF C35 0.1uF R23 499 C36 330pF C37 22pF C38 3300pF |
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