TPS51640A, TPS59640, TPS59641
SLUSAQ2 –JANUARY 2012
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PIN
I/O
DESCRIPTION
NAME
NO.
16
VR_ON
I
IMVP-7 VR enable; 1V I/O level; 100-ns de-bounce. Regulator enters controlled soft-stop when brought low.
21
O
IMVP-7 thermal flag open drain output – active low. Typically pulled up to 1-V logic level through 56 Ω. Fall time
< 100 ns. 1-ms de-glitch using consecutive 1-ms samples.
VR_HOT
PAD
GND
–
Thermal pad and analog circuit reference; tie to a quiet area in the system ground plane with multiple vias.
12
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