Datasheet

VDD
S5
S3
VTTREF
VDDQSNS
VLDOIN
VTT
PGND
Power
PAD
1
2
3
4
5
10
9
8
7
6
GND
VTTSNS
TPS51206
SLUSAH1A –MAY 2011–REVISED OCTOBER 2013 www.ti.com
DEVICE INFORMATION
DSQ PACKAGE (TOP VIEW)
PIN FUNCTIONS
PIN
I/O DESCRIPTION
NAME NO.
GND 8 – Signal ground
PGND 4 – Power GND for VTT LDO
S3 7 I S3 signal input
S5 9 I S5 signal input
VDD 10 I Device power supply input (3.3 V or 5 V)
VDDQSNS 1 I VDDQ sense input, reference input for VTTREF
VLDOIN 2 I Power supply input for VTT/ VTTREF
VTT 3 O Power output for VTT LDO, need to connect 10-μF or greater MLCC for stability
VTTREF 6 O VTTREF buffered reference output. Need to connect 0.22-µF or greater MLCC for stability
VTTSNS 5 I VTT LDO voltage sense input
Pad – – Solder to the ground plane for increased thremal performance.
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