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TPS2070 Datasheet(PDF) 6 Page - Texas Instruments

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Part # TPS2070
Description  FOUR-PORT USB HUB POWER CONTROLLERS
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Manufacturer  TI [Texas Instruments]
Direct Link  http://www.ti.com
Logo TI - Texas Instruments

TPS2070 Datasheet(HTML) 6 Page - Texas Instruments

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TPS2070, TPS2071
FOUR-PORT USB HUB POWER CONTROLLERS
SLVS287A – SEPTEMBER 2000 – REVISED FEBRUARY 2001
6
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
DISSIPATION RATING TABLE
PACKAGE
TA ≤ 25°C
POWER RATING
DERATING FACTOR
ABOVE TA = 25°C
TA = 70°C
POWER RATING
TA = 85°C
POWER RATING
32-DAP
1162.8 mW
11.6 mW/
°C
639.5 mW
465.1 mW
32-DAP†
4255.3 mW
42.5 mW/
°C
2340.4 mW
1702.1 mW
† Using PowerPAD as heatsink.
recommended operating conditions
MIN
MAX
UNIT
VI(BP)
4.5
5.5
VI(SP)
0
5.5
Input voltage
VI(VEXT)
0
9
V
Input voltage
VI(BP_DIS)
0
5.5
V
VI(ENx)
0
5.5
VI(EN_REG)
0
5.5
BP to OUTx (per switch)
100
Continuous output current, IO SP to OUTx (per switch)
500
mA
O
BP to 3.3V_OUT
100
Operating virtual junction temperature, TJ
-40
125
°C
electrical characteristics over recommended operating junction temperature range,
4.5 V
≤ VI(BP) ≤ 5.5 V, 4.85 V ≤ VI(SP) ≤ 5.5 V, 6 V ≤ VI(VEXT) ≤ 9 V, ENx = 0 V, EN_REG = 0 V,
BP_DIS = 0 V (unless otherwise noted)
input current
PARAMETER
TEST CONDITIONS†
MIN
TYP
MAX
UNIT
I
t
t t BP
it h
N l
d
OUT
d 3 3V OUT
VI(SP) = Hi-Z
185
240
Input current at BP, switches
disabled
No load on OUTx and 3.3V_OUT,
ENx=VI(BP)
VI(SP) = 0 V
185
240
µA
II(BP)
disabled
ENx = VI(BP)
VI(SP) = 5 V
175
210
II(BP)
I
t
t t BP
it h
N l
d
OUT
d 3 3V OUT
VI(SP) = Hi-Z
185
240
Input current at BP, switches
enabled
No load on OUTx and 3.3V_OUT,
ENx=0V
VI(SP) = 0 V
185
240
µA
enabled
ENx = 0 V
VI(SP) = 5 V
175
210
I
t
t t SP
it h
N l
d
OUT
d 3 3V OUT
VI(BP) = Hi-Z
90
115
Input current at SP, switches
disabled
No load on OUTx and 3.3V_OUT,
ENx=VI(SP)
VI(BP) = 0 V
90
115
µA
II(SP)
disabled
ENx = VI(SP)
VI(BP) = 5 V
115
140
II(SP)
I
t
t t SP
it h
N l
d
OUT
d 3 3V OUT
VI(BP) = Hi-Z
90
115
Input current at SP, switches
enabled
No load on OUTx and 3.3V_OUT,
ENx=0V
VI(BP) = 0 V
90
115
µA
enabled
ENx = 0V
VI(BP) = 5 V
115
140
II(VEXT)
Input current at VEXT, LDO
controller disabled
VI(EN_REG) = 0 V or Hi-Z,
VI(BP) = 5 V,
VI(SP) = Hi-Z
200
360
µA
II(VEXT)
Input current, at VEXT, LDO
controller enabled
VI(EN_REG) = 5 V,
VI(BP) = 5 V,
VI(SP) = Hi-Z
10
mA
† Pulse-testing techniques maintain junction temperature close to ambient temperature; thermal effects must be taken into account separately.


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