Datasheet

TPS22901, TPS22902, TPS22902B
www.ti.com SLVS803C –NOVEMBER 2008–REVISED DECEMBER 2012
SWITCHING CHARACTERISTICS
V
IN
= 3 V, T
A
= 25°C (unless otherwise noted)
TPS22901 TPS22902
(1)
TPS22902B
(1)
PARAMETER TEST CONDITIONS UNIT
MIN TYP MAX MIN TYP MAX MIN TYP MAX
C
L
= 0.1 μF 38 38 191
t
ON
Turn-ON time R
L
= 500 Ω C
L
= 1 μF 45 45 211 μs
C
L
= 3.3 μF 53 53 231
C
L
= 0.1 μF 38 7 7
t
OFF
Turn-OFF time R
L
= 500 Ω C
L
= 1 μF 320 46 46 μs
C
L
= 3.3 μF 1145 53 156
C
L
= 0.1 μF 28 28 159
t
r
V
OUT
rise time R
L
= 500 Ω C
L
= 1 μF 31 31 160 μs
C
L
= 3.3 μF 37 37 170
C
L
= 0.1 μF 114 14 17
t
f
V
OUT
fall time R
L
= 500 Ω C
L
= 1 μF 1045 139 160 μs
C
L
= 3.3 μF 3815 509 473
(1) RL_CHIP = 120 Ω
SWITCHING CHARACTERISTICS
V
IN
= 3.6 V, T
A
= 25°C (unless otherwise noted)
TPS22901 TPS22902
(1)
TPS22902B
(1)
PARAMETER TEST CONDITIONS UNIT
MIN TYP MAX MIN TYP MAX MIN TYP MAX
C
L
= 0.1 μF 33 33 166
t
ON
Turn-ON time R
L
= 500 Ω C
L
= 1 μF 39 39 183 μs
C
L
= 3.3 μF 46 46 201
C
L
= 0.1 μF 38 7 7
t
OFF
Turn-OFF time R
L
= 500 Ω C
L
= 1 μF 322 46 45 μs
C
L
= 3.3 μF 1145 156 155
C
L
= 0.1 μF 25 25 146
t
r
V
OUT
rise time R
L
= 500 Ω C
L
= 1 μF 28 28 146 μs
C
L
= 3.3 μF 34 34 156
C
L
= 0.1 μF 116 14 17
t
f
V
OUT
fall time R
L
= 500 Ω C
L
= 1 μF 1060 139 161 μs
C
L
= 3.3 μF 3840 512 475
(1) RL_CHIP = 120 Ω
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