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L9305EP Datasheet(PDF) 7 Page - STMicroelectronics |
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L9305EP Datasheet(HTML) 7 Page - STMicroelectronics |
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7 / 107 page  Table 1. PowerSSO-36 and TQFP48 pins list Pin number PowerSSO-36 Pin number TQFP48 Symbol Function 1 10 GND_SOL1 Channel 1 Ground: Ground connection for channel 1 power stage. 2 11 LOAD_SOL1 Channel 1 Output 3 12 VS_SOL1 Channel 1 Supply Voltage: Connect to Switched Battery Voltage with reverse protection diode 4 13 IN_DIS0 Parallel Input Channel 0: Input for direct control from external MCU when in SW Mode; Disable channel command when in SW mode 5 14 IN_DIS1 Parallel Input Channel 1: Input for direct control from external MCU when in SW Mode; Disable channel command when in SW mode 6 15 CS SPI Chip Select Input: SPI communication protocol Chip Select from MCU to the device. Digital logic level: 5.0V or 3.3V 7 16 MOSI SPI Data Input: SPI communication protocol input from MCU to the device. Digital logic level: 5.0V or 3.3V 8 17 SCLK SPI Clock Input: SPI communication protocol clock from MCU to the device. Digital logic level: 5.0V or 3.3V 9 18 MISO SPI Data Output: SPI communication protocol output to MCU from the device. Digital logic level: 5.0V or 3.3V 10 19 EN_DR Enable Driver: 11 20 VDDIO IO Supply: To be connected to 5.0V or 3.3V 12 21 GNDD Digital Ground: Ground for digital circuits 13 22 RESn Reset: when HIGH, device out of reset, when LOW, device in reset state 14 23 IN_DIS2 Parallel Input Channel 2: Input for direct control from external MCU when in SW Mode; Disable channel command when in SW mode 15 24 IN_DIS3 Parallel Input Channel 3: Input for direct control from external MCU when in SW Mode; Disable channel command when in SW mode 16 25 VS_SOL2 Channel 2 Supply Voltage: Connect to Switched Battery Voltage with reverse protection diode 17 26 LOAD_SOL2 Channel 2 Output 18 27 GND_SOL2 Channel 2 Ground: Ground connection for channel 2 power stage. 19 34 GND_SOL3 Channel 3 Ground: Ground connection for channel 3 power stage. 20 35 LOAD_SOL3 Channel 3 Output 21 36 VS_SOL3 Channel 3 Supply Voltage: Connect to Switched Battery Voltage with reverse protection diode 22 37 FAULTn Fault: when LOW, Fault present, when HIGH, no fault present 23 38 GNDA Analog Ground: Ground for analog circuits 24 39 VDD Supply Voltage: Supply for circuits. Connect to 5.0V supply voltage 25 40 FS_D0 Fail Safe Drain: to be connected to external FET Drain used as FS. VDS monitor 26 41 FS_S0 Fail Safe Source: to be connected to external FET Source used as FS. VDS monitor 27 42 FS_G0 Fail Safe Gate: Gate command for external FET Drain used as FS 28 43 VCP Charge Pump Voltage: Connected to Protected Battery Voltage through External Capacitor 29 44 VC2 Charge Pump: External Capacitor connection 30 45 VC4 Charge Pump: External Capacitor connection 31 46 VC3 Charge Pump: External Capacitor connection L9305 Pins description DS12774 - Rev 10 page 7/107 |
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