ZHCSOW9C october 2022 – july 2023 TPSM82912 , TPSM82913 , TPSM82913E
PRODUCTION DATA
This S-CONF pin configures the device based on the resistor value. This pin is read after EN/SYNC goes high. The device configuration cannot be changed during operation. The S-CONF value is re-read if EN is pulled below 200 mV or if VIN falls below UVLO. Table 7-1 shows the configuration options of the following:
| S-CONF | SWITCHING FREQUENCY | SPREAD SPECTRUM | OUTPUT DISCHARGE | SYNCHRONIZATION |
|---|---|---|---|---|
| VIN | 2.2 MHz | OFF | OFF | No |
| GND | 1 MHz | OFF | OFF | No |
| 4.87 kΩ | 2.2 MHz | OFF | OFF | 1.9 MHz to 2.42 MHz |
| 6.04kΩ | 2.2MHz | Triangle | OFF | No |
| 7.5 kΩ | 2.2 MHz | Random | OFF | No |
| 9.31 kΩ | 1 MHz | OFF | OFF | 0.9 MHz to 1.2 MHz |
| 11.5kΩ | 1 MHz | Triangle | OFF | No |
| 14.3 kΩ | 1 MHz | Random | OFF | No |
| Discharge On | ||||
| 18.2 kΩ | 2.2 MHz | OFF | ON | No |
| 22.1 kΩ | 1 MHz | OFF | ON | No |
| 27.4 kΩ | 2.2 MHz | OFF | ON | 1.9 MHz to 2.42 MHz |
| 34 kΩ | 2.2 MHz | Triangle | ON | No |
| 42.2 kΩ | 2.2 MHz | Random | ON | No |
| 52.3 kΩ | 1 MHz | OFF | ON | 0.9 MHz to 1.2 MHz |
| 64.9kΩ | 1 MHz | Triangle | ON | No |
| 80.6 kΩ | 1 MHz | Random | ON | No |