SC21150

2

Bump Descriptions - 0.75 x 1.11mm 6-bump WLCSP

Bump

Bump Name Bump Description

A

GND

Ground connection.

A2

VIN

Input Supply Voltage for the device and sense point for the input Under Voltage Lock Out.

B

LX

Switching node connection to inductor.

B2

FPWM

Forced PWM input A logic low enables the automatic Power Save feature. A logic high disables the Power

Save feature to ensure Forced PWM operation.

C

FB

Feedback input (Output Voltage sense). To adjust the output voltage, connect to the midpoint of a resistor

divider between the output voltage and GND.

C2

EN

Enable input. Connect to logic high or VIN to enable the device. Connect to logic low or GND to disable the

device.