Datasheet
TPS2041, TPS2051
POWER-DISTRIBUTION SWITCHES
SLVS172A –AUGUST 1998 – REVISED APRIL 1999
5
POST OFFICE BOX 655303 • DALLAS, TEXAS 75265
electrical characteristics over recommended operating junction temperature range, V
I(IN)
= 5.5 V,
I
O
= rated current, V
I(EN)
= 0 V, V
I(EN)
= Hi (unless otherwise noted)
power switch
PARAMETER
TEST CONDITIONS
†
TPS2041 TPS2051
UNIT
PARAMETER
TEST
CONDITIONS
†
MIN TYP MAX MIN TYP MAX
UNIT
St ti d i t t
V
I(IN)
= 5 V, T
J
= 25°C 80 95 80 95
Static drain-source on-state
resistance 5
-
Vo
p
eration
V
I(IN)
= 5 V, T
J
= 85°C 90 120 90 120
r
DS( )
resistance
,
5
-
V
o eration
V
I(IN)
= 5 V, T
J
= 125°C 100 135 100 135
mΩ
r
DS(on)
St ti d i t t
V
I(IN)
= 3.3 V, T
J
= 25°C 85 105 85 105
Static drain-source on-state
resistance 3 3
-
Vo
p
eration
V
I(IN)
= 3.3 V, T
J
= 85°C 100 135 100 135
resistance
,
3
.
3
-
V
o eration
V
I(IN)
= 3.3 V, T
J
= 125°C 115 150 115 150
t
Rise time out
p
ut
V
I(IN)
= 5.5 V,
C
L
= 1 µF,
T
J
= 25°C,
R
L
= 10 Ω
2.5 2.5
ms
t
r
Rise
time
,
o
u
tp
u
t
V
I(IN)
= 2.7 V,
C
L
= 1 µF,
T
J
= 25°C,
R
L
= 10 Ω
3 3
ms
t
f
Fall time out
p
ut
V
I(IN)
= 5.5 V,
C
L
= 1 µF,
T
J
= 25°C,
R
L
= 10 Ω
4.4 4.4
ms
t
f
Fall
time
,
o
u
tp
u
t
V
I(IN)
= 2.7 V,
C
L
= 1 µF,
T
J
= 25°C,
R
L
= 10 Ω
2.5 2.5
ms
†
Pulse-testing techniques maintain junction temperature close to ambient temperature; thermal effects must be taken into account separately.
enable input EN or EN
PARAMETER
TEST CONDITIONS
TPS2041 TPS2051
UNIT
PARAMETER
TEST
CONDITIONS
MIN TYP MAX MIN TYP MAX
UNIT
V
IH
High-level input voltage 2.7 V ≤ V
I(IN)
≤ 5.5 V 2 2 V
V
IL
Low level in
p
ut voltage
4.5 V ≤ V
I(IN)
≤ 5.5 V 0.8 0.8 V
V
IL
Lo
w-
le
v
el
inp
u
t
v
oltage
2.7 V ≤ V
I(IN)
≤ 4.5 V 0.4 0.4
I
I
In
p
ut current
TPS2041 V
I(EN)
= 0 V or V
I(EN)
= V
I(IN)
–0.5 0.5
µA
I
I
Inp
u
t
c
u
rrent
TPS2051 V
I(EN)
= V
I(IN)
or V
I(EN)
= 0 V –0.5 0.5
µ
A
t
on
Turnon time C
L
= 100 µF, R
L
= 10 Ω 20 20 ms
t
off
Turnoff time C
L
= 100 µF, R
L
= 10 Ω 40 40
current limit
PARAMETER
TEST CONDITIONS
†
TPS2041 TPS2051
UNIT
PARAMETER
TEST
CONDITIONS
†
MIN TYP MAX MIN TYP MAX
UNIT
I
OS
Short-circuit output current
V
I(IN)
= 5 V, OUT connected to GND,
Device enabled into short circuit
0.7 0.9 1.1 0.7 0.9 1.1 A
†
Pulse-testing techniques maintain junction temperature close to ambient temperature; thermal effects must be taken into account separately.