參數(shù)資料
型號: TPS2070
廠商: Texas Instruments, Inc.
英文描述: "Pwr Controller for Bus/Self Pwrd Hub w/ 5V LDO Control
中文描述: 具有 5V LDO 控制、3.3V LDO、8 個電源開關(guān)、工作態(tài)低電平 BPMode Ind,用于總線/自供電集線器的功率控制器
文件頁數(shù): 17/29頁
文件大小: 472K
代理商: TPS2070
TPS2070, TPS2071
FOUR-PORT USB HUB POWER CONTROLLERS
SLVS287A
SEPTEMBER 2000
REVISED FEBRUARY 2001
17
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
TYPICAL CHARACTERISTICS
Figure 24
95
100
105
110
115
120
60
40
20
0
20
40
60
80
100 120 140
I
SP SUPPLY CURRENT
vs
JUNCTION TEMPERATURE
Outputs Disabled
Outputs Enabled
TJ
Junction Temperature
°
C
A
μ
VI(SP) = 5 V
Figure 25
105
100
95
4.5
5
110
115
120
5.5
I
SP SUPPLY CURRENT
vs
INPUT VOLTAGE
Outputs Disabled
Outputs Enabled
VI(SP)
Input Voltage
V
A
μ
Figure 26
140
80
40
0
40
0
25
rD
160
180
STATIC DRAIN-SOURCE ON-STATE RESISTANCE
vs
JUNCTION TEMPERATURE
(SELF-POWER SWITCHES)
200
VI(SP) = 5 V
85
125
120
60
20
TJ
Junction Temperature
°
C
100
Figure 27
400
200
0
40
0
25
600
700
800
85
125
500
300
100
rD
STATIC DRAIN-SOURCE ON-STATE RESISTANCE
vs
JUNCTION TEMPERATURE
(BUS POWER SWITCHES)
TJ
Junction Temperature
°
C
VI(BP) = 4.5 V
VI(BP) = 5.5 V
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