XD9267/XD9268Series ■PIN CONFIGURATION VIN EN/SS 5 2 4 VIN 6 1 Lx EN/SS 5 2 GND PG 4 3 FB 1 2 3 Lx GND FB SOT-89-5 USP-6C (TOP VIEW) (BOTTOM VIEW) * The dissipation pad for the USP-6C package should be solder-plated in recommended mount pattern and metal masking so as to enhance mounting strength and heat release. If the pad needs to be connected to other pins, it should be connected to the GND (No. 2) pin. ■PIN ASSIGNMENT PIN NUMBER PIN NAME FUNCTION SOT-89-5 USP-6C 1 1 Lx Switching Output 2 2 GND Ground 3 3 FB Output Voltage Sense - 4 PG Power-good Output 4 5 EN/SS Enable Soft-start 5 6 VIN Power Input 4/26
