Datasheet

TPS51216
SLUSAB9A –NOVEMBER 2010–REVISED APRIL 2013 www.ti.com
ELECTRICAL CHARACTERISTICS (continued)
over operating free-air temperature range, VV5IN=5V, VLDOIN is connected to VDDQ output, V
MODE
=0V, V
S3
=V
S5
=5V (unless
otherwise noted)
PARAMETER TEST CONDITION MIN TYP MAX UNIT
PROTECTIONS
I
TRIP
TRIP source current T
A
= 25°C, V
TRIP
= 0.4 V 9 10 11 μA
TRIP source current temperature
TC
ITRIP
4700 ppm/°C
coefficient
(2)
V
TRIP
V
TRIP
voltage range 0.2 3 V
V
TRIP
= 3.0 V 360 375 390
V
OCL
Current limit threshold V
TRIP
= 1.6 V 190 200 210 mV
V
TRIP
= 0.2 V 20 25 30
V
TRIP
= 3.0 V –390 –375 –360
V
OCLN
Negative current limit threshold V
TRIP
= 1.6 V –210 –200 –190 mV
V
TRIP
= 0.2 V –30 –25 –20
V
ZC
Zero cross detection offset 0 mV
Wake-up 4.2 4.4 4.5
V
UVLO
V5IN UVLO threshold voltage V
Shutdown 3.7 3.9 4.1
V
OVP
VDDQ OVP threshold voltage OVP detect voltage 118% 120% 122%
t
OVPDLY
VDDQ OVP propagation delay With 100 mV over drive 430 ns
V
UVP
VDDQ UVP threshold voltage UVP detect voltage 66% 68% 70%
t
UVPDLY
VDDQ UVP delay 1 ms
t
UVPENDLY
VDDQ UVP enable delay 1.2 ms
V
OOB
OOB Threshold voltage 108%
THERMAL SHUTDOWN
Shutdown temperature
(2)
140
T
SDN
Thermal shutdown threshold °C
Hysteresis
(2)
10
(2) Ensured by design. Not production tested.
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