Datasheet

TPS22921, TPS22922, TPS22922B
www.ti.com SLVS749B –NOVEMBER 2008–REVISED MAY 2013
ELECTRICAL CHARACTERISTICS
V
IN
= 0.9 V to 3.6 V, T
A
= –40°C to 85°C (unless otherwise noted)
PARAMETER TEST CONDITIONS T
A
MIN TYP
(1)
MAX UNIT
V
IN
= 1 V Full 30 120
I
IN
Quiescent current I
OUT
= 0 mA V
IN
= 1.8 V Full 78 235 nA
V
IN
= 3.6 V Full 200 880
V
IN
= 1 V Full 10 210
OFF-state supply V
ON
= GND,
I
IN(OFF)
V
IN
= 1.8 V Full 35 260 nA
current OUT = Open
V
IN
= 3.6 V Full 120 700
V
IN
= 1 V Full 12 140
OFF-state switch V
ON
= GND,
I
IN(LEAKAGE)
V
IN
= 1.8 V Full 50 230 nA
current V
OUT
= 0 V
V
IN
= 3.6 V Full 130 610
25°C 14 45
V
IN
= 3.6 V
Full 50
25°C 20 55
V
IN
= 2.5 V
Full 60
25°C 33 65
V
IN
= 1.8 V
Full 75
r
ON
ON-state resistance I
OUT
= –200 mA mΩ
25°C 67 100
V
IN
= 1.2 V
Full 120
25°C 82 150
V
IN
= 1.1 V
Full 160
25°C 116 160
V
IN
= 1 V
Full 170
Output pulldown V
IN
= 3.3 V, V
ON
= 0 V, I
OUT
= 30 mA
r
PD
25°C 65 120 Ω
resistance (TPS22922 and TPS22922B only)
ON input leakage
I
ON
V
ON
= 1.1 V to 3.6 V or GND Full 25 nA
current
(1) Typical values are at the specified V
IN
and T
A
= 25°C.
SWITCHING CHARACTERISTICS
V
IN
= 0.9 V, T
A
= 25°C (unless otherwise noted)
TPS22921 TPS22922 TPS22922B
PARAMETER TEST CONDITIONS UNIT
MIN TYP MAX MIN TYP MAX MIN TYP MAX
C
L
= 0.1 μF 121 121 638
t
ON
Turn-ON time R
L
= 500 Ω, C
L
= 1 μF 160 160 712 μs
C
L
= 3 μF 188 188 799
C
L
= 0.1 μF 46 40 40
t
OFF
Turn-OFF time R
L
= 500 Ω, C
L
= 1 μF 308 279 279 μs
C
L
= 3 μF 975 807 807
C
L
= 0.1 μF 60 60 462
t
r
V
OUT
rise time R
L
= 500 Ω, C
L
= 1 μF 85 85 465 μs
C
L
= 3 μF 107 107 507
C
L
= 0.1 μF 119 51 51
t
f
V
OUT
fall time R
L
= 500 Ω, C
L
= 1 μF 969 434 434 μs
C
L
= 3 μF 3174 1264 1264
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