XC9267Series ■TEST CIRCUITS CIRCUIT① VIN A EN/SS Probe L V VOUT Lx V PG CFB RFB1 A CIN FB CL V GND RFB2 CIRCUIT② Probe VIN V EN/SS Probe CIN Lx V PG FB V GND V V 100kΩ CIRCUIT③ Probe VIN RSS=430kΩ Probe EN/SS CIN Lx V V PG FB V GND V 100kΩ CSS=0.47μF * PG Pin is USP-6C Package only. 8/30