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SLVS514J – APRIL 2004 – REVISED DECEMBER 2008
RECOMMENDED OPERATING CONDITIONS
MIN
Input voltage, V
I(IN)
, V
I(INx)
Input voltage, V
I(EN)
, V
I(ENx)
, V
I(EN)
, V
I(ENx)
Continuous output current, I
O(OUT)
, I
O(OUTx)
Operating virtual junction temperature, T
J
2.7
0
0
-40
MAX
5.5
5.5
500
125
UNIT
V
V
mA
°C
ELECTRICAL CHARACTERISTICS
over recommended operating junction temperature range, V
I(IN)
= 5.5 V, I
O
= 0.5 A, V
I(/ENx)
= 0 V (unless otherwise noted)
PARAMETER
POWER SWITCH
Static drain-source on-state
V
I(IN)
= 5 V or 3.3 V, I
O
= 0.5 A,
resistance, 5-V operation
-40°C
≤
T
J
≤
125°C
and 3.3-V operation
r
DS(on)
Static drain-source on-state
V
I(IN)
= 2.7 V, I
O
= 0.5 A,
resistance, 2.7-V
-40°C
≤
T
J
≤
125°C
operation
(2)
Static drain-source on-state V
I(IN)
= 5 V, I
O
= 1.0 A, OUT1 and OUT2
resistance, 5-V operation
connected, 0°C
≤
T
J
≤
70°C
t
r (2)
t
f (2)
Rise time, output
Fall time, output
V
I(IN)
= 5.5 V
V
I(IN)
= 2.7 V
V
I(IN)
= 5.5 V
V
I(IN)
= 2.7 V
2.7 V
≤
V
I(IN)
≤
5.5 V
2.7 V
≤
V
I(IN)
≤
5.5 V
V
I(ENx)
= 0 V or 5.5 V
C
L
= 100
µF,
R
L
= 10
Ω
C
L
= 100
µF,
R
L
= 10
Ω
V
I(IN)
= 5 V, OUT connected to GND,
device enabled into short-circuit
I
OS
Short-circuit output current
V
I(IN)
= 5 V, OUT1 and OUT2 connected to
GND, device enabled into short-circuit,
measure at IN
T
J
= 25°C
-40°C
≤
T
J
≤
125°C
0°C
≤
T
J
≤
70°C
TPS2042B/52B,
DGN package
T
J
= 25°C
-40°°C
≤
T
J
≤
125°C
T
J
= 25°C
-40°C
≤
T
J
≤
125°C
-40°C
≤
T
J
≤
125°C
T
J
= 25°C
0.75
0.7
1.5
(3)
1
1
-0.5
C
L
= 1
µF,
R
L
= 10
Ω
T
J
= 25°C
0.05
0.05
2
0.8
0.5
3
10
1.25
1.3
A
D and DGN packages
DBV package only
D and DGN packages
DGN package,
TPS2042B/52B
0.6
0.4
70
95
75
135
140
150
49
(3)
1.5
1
0.5
0.5
ms
mΩ
TEST CONDITIONS
(1)
MIN
TYP MAX
UNIT
mΩ
mΩ
ENABLE INPUT EN AND ENx
V
IH
V
IL
I
I
t
on (2)
t
off
(2)
High-level input voltage
Low-level input voltage
Input current
Turnon time
Turnoff time
V
µA
ms
CURRENT LIMIT
SUPPLY CURRENT (TPS2041B, TPS2051B)
Supply current, low-level output
Supply current, high-level output
Leakage current
Reverse leakage current
(1)
(2)
(3)
No load on OUT, V
I(ENx)
= 5.5 V,
or V
I(ENx)
= 0 V
No load on OUT, V
I(ENx)
= 0 V,
or V
I(ENx)
= 5.5 V
OUT connected to ground, V
I(ENx)
= 5.5 V,
or V
I(ENx)
= 0 V
V
I(OUTx)
= 5.5 V, IN = ground
(2)
0.5
0.5
43
43
1
0
1
5
60
70
µA
µA
µA
µA
Pulse-testing techniques maintain junction temperature close to ambient temperature; thermal effects must be taken into account
separately.
Not tested in production, specified by design.
Estimated value. Final value pending characterization.
Copyright © 2004–2008, Texas Instruments Incorporated
3
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