5 4 3 2 1 D D +12V IO EXPANDER +5V +5V B1 HIGH CURRENT +5V OD[1:4] OD[1:4] SDA SCL SCL RASP_RX0 RASP_RX0 0V-OUT C J41 J51 3 2 1 J61 3 2 1 RASP_RX GND RASP_RX J91 3 2 1 J101 3 2 1 RASP_RX OD[5:8] OD[5:8] +5V +5V OD[5:8] B4 +12V +5V +12V C +5V +5V J31 3 2 1 J111 3 2 1 +12V +12V HIGH VOLTAGE RASP_RX0 J71 3 2 1 B3 SCL B J81 OD[1:4] SDA GND SDA 0V-OUT +12V B2 0V-OUT RPI CONNECTOR J3 1 1 2 2 KY15K 3 2 1 5VIN F1 2A FUSE B D9 KY15RB LED R29 CONNEC
5 4 3 2 1 CHANGES V1.1 D * * * * Move Connectors J4, J5 to 472 mils spacing Move Connectors J8 - J11 to 475 mils spacing Reload H1-H4 holes from library, had wrong hole Clear 105 mils around mounting holes D CHANGES V2.0 * Replace High Voltage Mosfets with MDD14N25CRH * 250V/1A specification. * Previous Mosfet was too expensive. C CHANGES V2.1 C * Move J1 on the bottom * Fix size of pluggable connectors B B A A SEQUENTMICROSYSTEMS.
5 4 3 2 1 J4 1 2 3 OD-OUTC1 D D J5 OD-OUTC2 1 2 3 OD-OUTC3 1 2 3 J6 J7 1 2 3 OD-OUTC4 C 3 HY3712B OC-OUTC3 3 HY3712B T1 OC-OUTC2 1 3 HY3712B T2 OC-OUTC1 1 2 T3 OC-OUTC4 1 2 C 3 HY3712B T4 1 2 2 D1 D2 D3 D4 LED LED LED LED R8 R9 R10 R11 R12 R13 R14 R15 10K 10K 10K 10K 10K 10K 10K 10K B B 0V-OUT R4 1K +5V OD4 R5 1K OD3 R6 1K OD2 A R7 OD[1:4] OD1 1K U2 TLP291-4 1 16 2 15 3 14 4 13 5 12 6 11 7 10 8 9 +12V OC-OUTC4 OC-OUTC1 OC-O
5 4 3 2 1 J8 1 2 3 OD-OUTV1 D D J9 OD-OUTV2 1 2 3 OD-OUTV3 1 2 3 OD-OUTV4 1 2 3 J10 J11 3 250V/10A C OC-OUTV3 3 250V/10A T5 OC-OUTV2 1 3 250V/10A T6 OC-OUTV1 1 2 250V/10A T7 OC-OUTV4 1 2 3 T8 C 1 2 2 D5 D6 D7 D8 LED LED LED LED R20 R21 R22 R23 R24 R25 R26 R27 10K 10K 10K 10K 10K 10K 10K 10K 0V-OUT B B R16 1K +5V OD5 R17 1K OD6 R18 1K OD7 A R19 OD[5:8] OD8 1K U3 TLP291-4 1 16 2 15 3 14 4 13 5 12 6 11 7 10 8 9 +12V OC-OUTV3 O
4 3 2 1 D D +5V 7 5 3 1 C RASP_RX J2 R3 R1 R2 10K 10K 10K A0 1 A0 VDD 16 A1 2 A1 SDA 15 SDA A2 3 A2 SCL 14 SCL OD5 4 P0 INT 13 OD6 5 P1 P7 12 OD1 OD7 6 P2 P6 11 OD2 OD8 7 P3 P5 10 OD3 8 VSS P4 9 OD4 8 6 4 2 RASP_RX0 GND U1 C C1 .22uF OD[1:4] TCA9534A RASP_RX0 OD[5:8] B B RASP_RX A A SEQUENTMICROSYSTEMS.COM Title 8-MOSFETS Size A Date: 5 4 3 Document Number IO EXPANDER Sunday, January 24, 2021 2 Rev 3.
5 4 3 D 1 3 5 7 9 11 13 15 17 19 21 23 25 27 29 31 33 35 37 39 SDA SCL TP3 GND SW1 RDPB C 1 J1 3.3V SDA SCL 2 R28 2 4 6 8 10 12 14 16 18 20 22 24 26 28 30 32 34 36 38 40 +5V D RASP_TX RASP_RX0 RASP_RX0 TP1 TP4 B0512 +5V 2 PI-CONN 1 C2 10K TP2 VIN GND +VO 4 +12V 0V 3 0V-OUT U4 C C3 10uF 10uF 3.
5 4 3 2 1 D D J1 1 SDA 3 2 4 J5 SCL 1 +5V GND 3 2 SDA 4 C C SCL 5 6 7 8 GND 8-MOSFETS 5 6 +5V 7 8 UPB-VER1 B B A A SEQUENTMICROSYSTEMS.COM Title 8-MOSFETS Size A Date: 5 4 3 Document Number TEST CABLE TO UPB-VER1 Sunday, January 24, 2021 2 Rev 2.
