參數(shù)資料
型號: 2045A
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): 14/31頁
文件大?。?/td> 478K
代理商: 2045A
TPS2045A, TPS2046A, TPS2047A, TPS2048A
TPS2055A, TPS2056A, TPS2057A, TPS2058A
CURRENT-LIMITED POWER-DISTRIBUTION SWITCHES
SLVS251A
SEPTEMBER 2000
REVISED FEBRUARY 2001
14
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
PARAMETER MEASUREMENT INFORMATION
Figure 4. Turnon Delay and Rise Time
With 1-
μ
F Load
Figure 5. Turnoff Delay and Fall Time
With 1-
μ
F Load
0
1
2
3
4
5
6
t
Time
ms
7
8
9
10
VI(EN)
(5 V/div)
VO(OUT)
(2 V/div)
VI(IN) = 5 V
TA = 25
°
C
CL = 1
μ
F
RL = 20
0
2
4
6
8
10
12
t
Time
ms
14
16
18
20
VI(IN) = 5 V
TA = 25
°
C
CL = 1
μ
F
RL = 20
VI(EN)
(5 V/div)
VO(OUT)
(2 V/div)
Figure 6. TPS2055A, Short-Circuit Current,
Device Enabled Into Short
Figure 7. TPS2055A, Threshold Trip Current
With Ramped Load on Enabled Device
0
1
2
3
4
5
6
t
Time
ms
7
8
9
10
IO(OUTx)
(0.2 A/div)
VI(ENx)
(5 V/div)
VI(IN) = 5 V
TA = 25
°
C
0
10
20
30
40
t
Time
ms
50
60
70
80
90
100
IO(OUT)
(0.2 A/div)
VI(IN) = 5 V
TA = 25
°
C
RAMP: 1A/10ms
VO(OUT)
(2 V/div)
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