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STOD02 데이터시트(PDF) 4 Page - STMicroelectronics |
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STOD02 데이터시트(HTML) 4 Page - STMicroelectronics |
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4 / 23 page ![]() Pin configuration STOD02 4/23 Doc ID 15245 Rev 3 2 Pin configuration Figure 2. Pin connections (top view) Table 2. Pin description Pin n° Symbol Description 1LX1 Switching node of the step up converter 2 PGND Power ground pin 3VO1 Step up converter output voltage 4 NC Not connected 5 AGND Signal ground pin. This pin must be connected to power ground pin 6VREF External voltage reference 7 S-wire Negative voltage setting pin, uses S-wire protocol 8 EN Enable control pin. ON = VI. When pulled low, the device goes in shutdown mode 9VO2 Inverting converter output voltage 10 LX2 Switching node of the inverting converter 11 VINA Analog input supply voltage 12 VINP Power input supply voltage exposed pad Internally connected to AGND. Exposed pad must be connected to AGND and PGND in the PCB layout in order to guarantee proper operation of the device. |
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