Pin Configurations
Figure 3. WLCSP Bumps Facing UP
Figure 4. WLCSP Bumps Facing Down
Figure 5. 1.0mm x 1.5mm WLCSP Pin Assignments (Bottom View)
Pin Definitions
Pin #
A2, B2
C2
A1, B1
C1
Name
VIN
ON
VOUT
GND
Description
Input to the power switch and the supply voltage for the IC
ON Control Input
Output of the power switch
Ground
© 2007 Fairchild Semiconductor Corporation
FPF1003A / FPF1004 • Rev. 1.0.6
3
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