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TPS2044ADR Datasheet(PDF) 10 Page - Texas Instruments

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No. de Pieza. TPS2044ADR
Descripción  CURRENT-LIMITED POWER-DISTRIBUTION SWITCHES
Descarga  34 Pages
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Fabricante  TI1 [Texas Instruments]
Página de inicio  http://www.ti.com
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TPS2044ADR Datasheet(HTML) 10 Page - Texas Instruments

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TPS2041A, TPS2042A, TPS2043A, TPS2044A
TPS2051A, TPS2052A, TPS2053A, TPS2054A
CURRENT-LIMITED POWER-DISTRIBUTION SWITCHES
SLVS247 – SEPTEMBER 2000
10
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
electrical characteristics over recommended operating junction temperature range, VI(IN)= 5.5 V,
IO = rated current, VI(EN) = 0 V, VI(EN) = VI(IN) (unless otherwise noted)
power switch
PARAMETER
TEST CONDITIONS†
TPS204xA
TPS205xA
UNIT
PARAMETER
TEST CONDITIONS†
MIN
TYP
MAX
MIN
TYP
MAX
UNIT
VI(IN) = 5 V,
IO = 0.5 A
TJ = 25°C,
80
100
80
100
Static drain-source on-state
resistance, 5-V operation
VI(IN) = 5 V,
IO = 0.5 A
TJ = 85°C,
90
120
90
120
rDS( )
VI(IN) = 5 V,
IO = 0.5 A
TJ = 125°C,
100
135
100
135
m
rDS(on)
VI(IN) = 3.3 V,
IO = 0.5 A
TJ = 25°C,
90
125
90
125
Static drain-source on-state
resistance, 3.3-V operation
VI(IN) = 3.3 V,
IO = 0.5 A
TJ = 85°C,
110
145
110
145
VI(IN) = 3.3 V,
IO = 0.5 A
TJ = 125°C,
120
160
120
160
t
Rise time output
VI(IN) = 5.5 V,
CL = 1 µF,
TJ = 25°C,
RL=10 Ω
2.5
2.5
ms
tr
Rise time, output
VI(IN) = 2.7 V,
CL = 1 µF,
TJ = 25°C,
RL=10 Ω
3
3
ms
tf
Fall time output
VI(IN) = 5.5 V,
CL = 1 µF,
TJ = 25°C,
RL=10 Ω
4.4
4.4
ms
tf
Fall time, output
VI(IN) = 2.7 V,
CL = 1 µF,
TJ = 25°C,
RL=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 ENx or ENx
PARAMETER
TEST CONDITIONS
TPS204xA
TPS205xA
UNIT
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
MIN
TYP
MAX
UNIT
VIH
High-level input voltage
2.7 V
≤ VI(IN) ≤ 5.5 V
2
2
V
VIL
Low level input voltage
4.5 V
≤ VI(IN) ≤ 5.5 V
0.8
0.8
V
VIL
Low-level input voltage
2.7 V
≤ VI(IN) ≤ 4.5 V
0.4
0.4
II
Input current
TPS204xA
VI(ENx) = 0 V or VI(ENx) = VI(IN)
–0.5
0.5
µA
II
Input current
TPS205xA
VI(ENx) = VI(IN) or VI(ENx) = 0 V
–0.5
0.5
µA
ton
Turnon time
CL = 100 µF, RL=10 Ω
20
20
ms
toff
Turnoff time
CL = 100 µF, RL=10 Ω
40
40
current limit
PARAMETER
TEST CONDITIONS†
TPS204xA
TPS205xA
UNIT
PARAMETER
TEST CONDITIONS†
MIN
TYP
MAX
MIN
TYP
MAX
UNIT
IOS
Short-circuit output current
VI(IN) = 5 V, OUT connected to GND,
Device enabled into short circuit
0.7
1
1.3
0.7
1
1.3
A
† Pulse-testing techniques maintain junction temperature close to ambient temperature; thermal effects must be taken into account separately.


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