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): 13/23頁
文件大小: 406K
代理商: TPS2045P
TPS2045, TPS2055
CURRENT-LIMITED POWER-DISTRIBUTION SWITCHES
SLVS182 – APRIL 1999
13
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
TYPICAL CHARACTERISTICS
Figure 24
0.69
0.67
0.65
2.5
3
3.5
VI – Input Voltage – V
4
T
0.71
THRESHOLD TRIP CURRENT
vs
INPUT VOLTAGE
0.73
4.5
5
6
5.5
TA = 25
°
C
Load Ramp = 1 A/10 ms
Figure 25
420
405
–50
–25
0
25
50
435
SHORTCIRCUIT OUTPUT CURRENT
vs
JUNCTION TEMPERATURE
450
75
100
125
TJ – Junction Temperature –
°
C
I
VI(IN) = 5 V
VI(IN) = 4 V
VI(IN) = 2.7 V
445
440
430
425
415
410
Figure 26
2.2
2.1
2
–50
–25
0
25
50
75
U
2.3
2.4
UNDERVOLTAGE LOCKOUT
vs
JUNCTION TEMPERATURE
2.5
100
125
150
TJ – Junction Temperature –
°
C
Start Threshold
Stop Threshold
Figure 27
250
100
0
0
2
4
6
C
350
Peak Current – A
CURRENT-LIMIT RESPONSE
vs
PEAK CURRENT
500
8
10
s
μ
VI(IN) = 5 V
TA = 25
°
C
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