參數(shù)資料
型號(hào): TPS2074DBG4
廠(chǎng)商: TEXAS INSTRUMENTS INC
元件分類(lèi): 電源管理
英文描述: 4-CHANNEL POWER SUPPLY SUPPORT CKT, PDSO24
封裝: GREEN, PLASTIC, SSOP-24
文件頁(yè)數(shù): 7/27頁(yè)
文件大?。?/td> 585K
代理商: TPS2074DBG4
TPS2074, TPS2075
FOUR-PORT USB HUB POWER CONTROLLERS
SLVS288A – SEPTEMBER 2000 – REVISED FEBRUARY 2001
15
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
Supply
Current
SP SUPPLY CURRENT
vs
JUNCTION TEMPERATURE
Outputs Disabled
Outputs Enabled
TJ – Junction Temperature – °C
I I(SP)
A
VI(SP) = 5 V
Figure 25
105
100
95
4.5
5
110
115
120
5.5
Supply
Current
SP SUPPLY CURRENT
vs
INPUT VOLTAGE
Outputs Disabled
Outputs Enabled
VI(SP) – Input Voltage – V
I I(SP)
A
Figure 26
100
80
40
0
–40
0
25
160
180
200
85
125
140
120
60
20
Static
Drain-Source
On-State
Resistance
r
DS(on)
TJ – Junction Temperature – °C
VI(SP) = 5 V
STATIC DRAIN-SOURCE ON-STATE RESISTANCE
vs
JUNCTION TEMPERATURE
(SELF-POWER SWITCHES)
Figure 27
400
200
0
–40
0
25
600
700
800
85
125
500
300
100
VI(BP) = 5.5 V
Static
Drain-Source
On-State
Resistance
r
DS(on)
TJ – Junction Temperature – °C
VI(BP) = 4.25 V
STATIC DRAIN-SOURCE ON-STATE RESISTANCE
vs
JUNCTION TEMPERATURE
(BUS POWER SWITCHES)
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