參數(shù)資料
型號: TPS2045P
廠商: Texas Instruments, Inc.
英文描述: CURRENT-LIMITED POWER-DISTRIBUTION SWITCHES
中文描述: 限流配電開關(guān)
文件頁數(shù): 12/23頁
文件大小: 406K
代理商: TPS2045P
TPS2045, TPS2055
CURRENT-LIMITED POWER-DISTRIBUTION SWITCHES
SLVS182 – APRIL 1999
12
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
TYPICAL CHARACTERISTICS
Figure 20
100
75
50
–50
–25
0
25
50
75
rD
125
150
STATIC DRAIN-SOURCE ON-STATE RESISTANCE
vs
JUNCTION TEMPERATURE
175
IO = 0.25 A
100
125
150
TJ – Junction Temperature –
°
C
VI(IN) = 5 V
VI(IN) = 4.5 V
VI(IN) = 3.3 V
VI(IN) = 2.7 V
Figure 21
100
75
50
2.5
3
3.5
VI – Input Voltage – V
4
4.5
125
150
STATIC DRAIN-SOURCE ON-STATE RESISTANCE
vs
INPUT VOLTAGE
175
5
5.5
6
rD
TJ = –40
°
C
TJ = 125
°
C
TJ = 85
°
C
TJ = 25
°
C
TJ = 0
°
C
IO = 0.25 A
Figure 22
VI(IN) = 5 V
VI(IN) = 2.7 V
VI(IN) = 4.5 V
VI(IN) = 3.3 V
25
15
0
0.1
0.14
0.18
V
40
INPUT-TO-OUTPUT VOLTAGE
vs
LOAD CURRENT
45
0.22
0.3
IL – Load Current – A
35
30
20
10
5
0.26
TA = 25
°
C
Figure 23
TJ = –40
°
C
TJ = 25
°
C
TJ = 125
°
C
390
350
2.5
3
3.5
VI – Input Voltage – V
4
IO
450
SHORT-CURCUIT OUTPUT CURRENT
vs
INPUT VOLTAGE
490
4.5
5
5.5
470
430
410
370
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