Datasheet

TPS2041B, TPS2042B
TPS2043B, TPS2044B, TPS2051B
TPS2052B, TPS2053B, TPS2054B
www.ti.com SLVS514L –JUNE 2010– REVISED JUNE 2011
RECOMMENDED OPERATING CONDITIONS
MIN MAX UNIT
Input voltage, V
I(IN)
, V
I(INx)
2.7 5.5 V
Input voltage, V
I(EN)
, V
I(ENx)
, V
I(EN)
, V
I(ENx)
0 5.5 V
Continuous output current, I
O(OUT)
, I
O(OUTx)
0 500 mA
Operating virtual junction temperature, T
J
-40 125 °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 TEST CONDITIONS
(1)
MIN TYP MAX UNIT
POWER SWITCH
Static drain-source on-state D and DGN packages 70 135
V
I(IN)
= 5 V or 3.3 V, I
O
= 0.5 A,
resistance, 5-V operation mΩ
-40°C ≤ T
J
≤ 125°C
DBV package only 95 140
and 3.3-V operation
r
DS(on)
Static drain-source on-state V
I(IN)
= 2.7 V, I
O
= 0.5 A,
D and DGN packages 75 150 mΩ
resistance, 2.7-V operation -40°C ≤ T
J
≤ 125°C
Static drain-source on-state V
I(IN)
= 5 V, I
O
= 1.0 A, OUT1 and OUT2 DGN package,
49 mΩ
resistance, 5-V operation connected, 0°C ≤ T
J
≤ 70°C TPS2042B/52B
V
I(IN)
= 5.5 V 0.6 1.5
t
r
Rise time, output
V
I(IN)
= 2.7 V 0.4 1
C
L
= 1 μF,
T
J
= 25°C ms
R
L
= 10 Ω
V
I(IN)
= 5.5 V 0.05 0.5
t
f
Fall time, output
V
I(IN)
= 2.7 V 0.05 0.5
ENABLE INPUT EN AND ENx
V
IH
High-level input voltage 2.7 V ≤ V
I(IN)
≤ 5.5 V 2
V
V
IL
Low-level input voltage 2.7 V ≤ V
I(IN)
≤ 5.5 V 0.8
I
I
Input current V
I(ENx)
= 0 V or 5.5 V -0.5 0.5 μA
t
on
Turnon time C
L
= 100 μF, R
L
= 10 Ω 3
ms
t
off
Turnoff time C
L
= 100 μF, R
L
= 10 Ω 10
CURRENT LIMIT
T
J
= 25°C 0.75 1 1.25
V
I(IN)
= 5 V, OUT connected to GND,
device enabled into short-circuit
-40°C ≤ T
J
≤ 125°C 0.7 1 1.3
I
OS
Short-circuit output current A
V
I(IN)
= 5 V, OUT1 and OUT2 connected to
0°C ≤ T
J
≤ 70°C
GND, device enabled into short-circuit, 1.5
TPS2042B/52B
measure at IN
TPS2041B/51B I
OS
1.5 1.9
I
OC
Overcurrent trip threshold V
IN
= 5 V, 100 A/s A
TPS2042B/52B I
OS
1.55 2.0
SUPPLY CURRENT (TPS2041B, TPS2051B)
T
J
= 25°C 0.5 1
No load on OUT, V
I(ENx)
= 5.5 V,
Supply current, low-level output μA
or V
I(ENx)
= 0 V
-40°°C ≤ T
J
≤ 125°C 0.5 5
T
J
= 25°C 43 60
No load on OUT, V
I(ENx)
= 0 V,
Supply current, high-level output μA
or V
I(ENx)
= 5.5 V
-40°C ≤ T
J
≤ 125°C 43 70
OUT connected to ground, V
I(ENx)
= 5.5 V,
Leakage current -40°C ≤ T
J
≤ 125°C 1 μA
or V
I(ENx)
= 0 V
Reverse leakage current V
I(OUTx)
= 5.5 V, IN = ground T
J
= 25°C 0 μA
(1) Pulse-testing techniques maintain junction temperature close to ambient temperature; thermal effects must be taken into account
separately.
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