
TPS2045A, TPS2046A, TPS2047A, TPS2048A
TPS2055A, TPS2056A, TPS2057A, TPS2058A
CURRENT-LIMITED POWER-DISTRIBUTION SWITCHES
SLVS251A
–
SEPTEMBER 2000
–
REVISED FEBRUARY 2001
13
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
PARAMETER MEASUREMENT INFORMATION
RL
CL
OUT
tr
tf
90%
90%
10%
10%
50%
50%
90%
10%
VO(OUT)
VI(EN)
VO(OUT)
VOLTAGE WAVEFORMS
TEST CIRCUIT
ton
toff
50%
50%
90%
10%
VI(EN)
VO(OUT)
ton
toff
Figure 1. Test Circuit and Voltage Waveforms
Figure 2. Turnon Delay and Rise Time
With 0.1-
μ
F Load
Figure 3. Turnoff Delay and Fall Time
With 0.1-
μ
F Load
VO(OUT)
(2 V/div)
0
1
2
3
4
5
6
t
–
Time
–
ms
7
8
9
10
VI(IN) = 5 V
TA = 25
°
C
CL = 0.1
μ
F
RL = 20
VI(EN)
(5 V/div)
0
4
8
12
t
–
Time
–
ms
16
20
VI(IN) = 5 V
TA = 25
°
C
CL = 0.1
μ
F
RL = 20
VI(EN)
(5 V/div)
VO(OUT)
(2 V/div)
2
6
10
14
18