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TPS2074 Datasheet(PDF) 16 Page - Texas Instruments

Part No. TPS2074
Description  FOUR-PORT USB HUB POWER CONTROLLERS
Download  27 Pages
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Maker  TI1 [Texas Instruments]
Homepage  http://www.ti.com
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TPS2074 Datasheet(HTML) 16 Page - Texas Instruments

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TPS2074, TPS2075
FOUR-PORT USB HUB POWER CONTROLLERS
SLVS288A – SEPTEMBER 2000 – REVISED FEBRUARY 2001
16
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
TYPICAL CHARACTERISTICS
Figure 28
140
160
180
200
220
240
260
280
300
–40
0
25
85
125
SHORT-CIRCUIT OUTPUT CURRENT
vs
JUNCTION TEMPERATURE
(BUS-POWER SWITCHES)
TJ – Junction Temperature – °C
VI(BP) = 4.25 V
Figure 29
110
130
150
170
190
210
230
250
–40
0
25
85
125
SHORT-CIRCUIT OUTPUT CURRENT
vs
JUNCTION TEMPERATURE
(BUS-POWER SWITCHES)
TJ – Junction Temperature – °C
VI(BP) = 5.5 V
Figure 30
800
820
840
860
880
900
920
940
960
980
1000
–40
0
25
85
125
SHORT-CIRCUIT OUTPUT CURRENT
vs
JUNCTION TEMPERATURE
(SELF-POWER SWITCHES)
TJ – Junction Temperature – °C
VI(SP) = 5 V
Figure 31
4.1
3.9
3.85
3.75
–50
0
50
4.15
4.2
INPUT VOLTAGE (BP UNDERVOLTAGE LOCKOUT)
vs
JUNCTION TEMPERATURE
4.25
100
150
4.05
4
3.95
3.8
TJ – Junction Temperature – °C
Start Threshold
Stop Threshold


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