SLVU865A March 2013 – May 2021 TPS65282
NO. | FUNCTION | PLACEMENT | COMMENT |
---|---|---|---|
JP1 | Buck Enable (EN) | Connect EN1 to GND to disable VOUT1, connect EN1 to VIN through a resistor to enable VOUT1; Leave open to enable VOUT1. | |
JP2 | Soft Start (SS) | Connect a external cap to this pin to program the soft start time of the buck converter; leave this pin open to have default 1-ms soft start time. | |
JP3, 4 | Switching Frequency | Connect a resistor to this pin to set the switching frequency; leave it open to set FSW to 600 kHz; connect it to ground to set FSW to 300 kHz. | |
JP5 | Switch 2 Enable | Connect this pin to high enable power switch 2; connect it to ground to disable power switch 2; Leave it open to enable power switch through internal 1.25-MΩ pull up resistor. | Not recommend to leave open |
JP6 | Switch 1 Enable | Connect this pin to high enable power switch 1; connect it to ground to disable power switch 1; Leave it open to enable power switch through internal 1.25-MΩ pull up resistor. | Not recommend to leave open |
JP7 | PGOOD Pull Up | Connect this pin to V7V force the PGOOD pull up. Connect this pin to GND there's no need to use this feature. | Not recommend to leave open |