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TPS2051BDR Datasheet(PDF) 3 Page - Texas Instruments

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No. de Pieza. TPS2051BDR
Descripción  CURRENT-LIMITED, POWER-DISTRIBUTION SWITCHES
Descarga  37 Pages
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Fabricante  TI [Texas Instruments]
Página de inicio  http://www.ti.com
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TPS2051BDR Datasheet(HTML) 3 Page - Texas Instruments

 
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RECOMMENDED OPERATING CONDITIONS
ELECTRICAL CHARACTERISTICS
TPS2041B,, TPS2042B
TPS2043B, TPS2044B, TPS2051B
TPS2052B, TPS2053B, TPS2054B
SLVS514E – APRIL 2004 – REVISED JANUARY 2006
MIN
MAX
UNIT
Input voltage, VI(IN), VI(INx)
2.7
5.5
V
Input voltage, VI(EN), VI(ENx), VI(EN), VI(ENx)
0
5.5
V
Continuous output current, IO(OUT), IO(OUTx)
0
500
mA
Operating virtual junction temperature, TJ
-40
125
°C
over recommended operating junction temperature range, V
I(IN) = 5.5 V, IO = 0.5 A, VI(/ENx) = 0 V (unless otherwise noted)
PARAMETER
TEST CONDITIONS(1)
MIN
TYP MAX
UNIT
POWER SWITCH
Static drain-source on-state
resistance, 5-V operation
VI(IN) = 5 V or 3.3 V,
IO = 0.5 A
-40°C
≤ T
J ≤ 125°C
70
135
m
and 3.3-V operation
rDS(on)
Static drain-source on-state
resistance, 2.7-V
VI(IN) = 2.7 V,
IO = 0.5 A
-40°C
≤ T
J ≤ 125°C
75
150
m
operation(2)
VI(IN) = 5.5 V
0.6
1.5
tr(2)
Rise time, output
VI(IN) = 2.7 V
0.4
1
CL = 1 µF,
TJ = 25°C
ms
RL = 10 Ω
VI(IN) = 5.5 V
0.05
0.5
tf(2)
Fall time, output
VI(IN) = 2.7 V
0.05
0.5
ENABLE INPUT EN AND ENx
VIH
High-level input voltage
2.7 V
≤ V
I(IN) ≤ 5.5 V
2
V
VIL
Low-level input voltage
2.7 V
≤ V
I(IN) ≤ 5.5 V
0.8
II
Input current
VI(ENx) = 0 V or 5.5 V
-0.5
0.5
µA
ton(2)
Turnon time
CL = 100 µF, RL = 10 Ω
3
ms
toff(2)
Turnoff time
CL = 100 µF, RL = 10 Ω
10
CURRENT LIMIT
TJ = 25°C
0.75
1
1.25
VI(IN) = 5 V, OUT connected to GND,
IOS
Short-circuit output current
A
device enabled into short-circuit
-40°C
≤ T
J ≤ 125°C
0.7
1
1.3
SUPPLY CURRENT (TPS2041B, TPS2051B)
TJ = 25°C
0.5
1
No load on OUT, VI(ENx) = 5.5 V,
Supply current, low-level output
µA
or VI(ENx) = 0 V
-40°C
≤ T
J ≤ 125°C
0.5
5
TJ = 25°C
43
60
No load on OUT, VI(ENx) = 0 V,
Supply current, high-level output
µA
or VI(ENx) = 5.5 V
-40°C
≤ T
J ≤ 125°C
43
70
OUT connected to ground, VI(ENx) = 5.5 V,
Leakage current
-40°C
≤ T
J ≤ 125°C
1
µA
or VI(ENx) = 0 V
Reverse leakage current
VI(OUTx) = 5.5 V, IN = ground(2)
TJ = 25°C
0
µA
SUPPLY CURRENT (TPS2042B, TPS2052B)
TJ = 25°C
0.5
1
Supply current, low-level output
No load on OUT, VI(ENx) = 5.5 V
µA
-40°C
≤ T
J ≤ 125°C
0.5
5
TJ = 25°C
50
70
Supply current, high-level output
No load on OUT, VI(ENx) = 0 V
µA
-40°C
≤ T
J ≤ 125°C
50
90
Leakage current
OUT connected to ground, VI(ENx) = 5.5 V
-40°C
≤ T
J ≤ 125°C
1
µA
Reverse leakage current
VI(OUTx) = 5.5 V, IN = ground(2)
TJ = 25°C
0.2
µA
(1)
Pulse-testing techniques maintain junction temperature close to ambient temperature; thermal effects must be taken into account
separately.
(2)
Not tested in production, specified by design.
3


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