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TPS2046P Datasheet(PDF) 5 Page - Texas Instruments

No. de Pieza. TPS2046P
Descripción  DUAL CURRENT-LIMITED POWER-DISTRIBUTION SWITCHES
Descarga  23 Pages
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Fabricante  TI [Texas Instruments]
Página de inicio  http://www.ti.com
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TPS2046P Datasheet(HTML) 5 Page - Texas Instruments

 
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TPS2046, TPS2056
DUAL CURRENT-LIMITED POWER-DISTRIBUTION SWITCHES
SLVS183 – APRIL 1999
5
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
electrical characteristics over recommended operating junction temperature range, VI(IN)= 5.5 V,
IO = rated current, VI(ENx) = 0 V, VI(ENx) = Hi (unless otherwise noted)
power switch
PARAMETER
TEST CONDITIONS†
TPS2046
TPS2056
UNIT
PARAMETER
TEST CONDITIONS†
MIN
TYP
MAX
MIN
TYP
MAX
UNIT
VI(IN) = 5 V,
IO = 0.1 A
TJ = 25°C,
80
95
80
95
Static drain-source on-state
resistance, 5-V operation
VI(IN) = 5 V,
IO = 0.1 A
TJ = 85°C,
90
120
90
120
rDS( )
VI(IN) = 5 V,
IO = 0.1 A
TJ = 125°C,
100
135
100
135
m
rDS(on)
VI(IN) = 3.3 V,
IO = 0.1 A
TJ = 25°C,
85
105
85
105
Static drain-source on-state
resistance, 3.3-V operation
VI(IN) = 3.3 V,
IO = 0.1 A
TJ = 85°C,
100
135
100
135
VI(IN) = 3.3 V,
IO = 0.1 A
TJ = 125°C,
115
150
115
150
t
Rise time output
VI(IN) = 5.5 V,
CL = 1 µF,
TJ = 25°C,
RL = 20 Ω
2.5
2.5
ms
tr
Rise time, output
VI(IN) = 2.7 V,
CL = 1 µF,
TJ = 25°C,
RL = 20 Ω
3
3
ms
tf
Fall time output
VI(IN) = 5.5 V,
CL = 1 µF,
TJ = 25°C,
RL = 20 Ω
4.4
4.4
ms
tf
Fall time, output
VI(IN) = 2.7 V,
CL = 1 µF,
TJ = 25°C,
RL = 20 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
TPS2046
TPS2056
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
TPS2046
VI(ENx) = 0 V or VI(ENx) = VI(IN)
–0.5
0.5
µA
II
Input current
TPS2056
VI(ENx) = VI(IN) or VI(ENx) = 0 V
–0.5
0.5
µA
ton
Turn-on time
CL = 100 µF, RL = 20 Ω
20
20
ms
toff
Turn-off time
CL = 100 µF, RL = 20 Ω
40
40
current limit
PARAMETER
TEST CONDITIONS†
TPS2046
TPS2056
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 enable into short circuit.
0.345
0.44
0.525
0.345
0.44
0.525
A
† Pulse-testing techniques maintain junction temperature close to ambient temperature; thermal effects must be taken into account separately.


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