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4
LCA125
Rev. 8
PERFORMANCE DATA*
*The Performance data shown in the graphs above is typical of device performance. For guaranteed parameters not indicated in the written specifications, please contact
our application department.
LCA125
Typical I
for Switch Dropout
vs. Temperature
(Load Current = 170mADC)
Temperature (
°
C)
C
-40
1.8
1.6
1.4
1.2
1.0
0.8
0.6
0.4
0.2
0
-20
0
20
40
60
80
100
LCA125
Typical Turn-Off vs. LED Forward Current
(Load Current = 170mADC)
0.18
0.16
0.14
0.12
0.10
0.08
0.06
0.04
0.02
0
LED Forward Current (mA)
T
0
5
10
15
20
25
30
35
40
45
50
LCA125
Typical Turn-On vs. LED Forward Current
(Load Current = 170mADC)
2.0
1.8
1.6
1.4
1.2
1.0
0.8
0.6
0.4
0.2
0
LED Forward Current (mA)
T
0
5
10
15
20
25
30
35
40
45
50
LCA125
Typical On-Resistance vs. Temperature
(Load Current = 170mADC; I
F
= 5mADC)
60.000
Temperature (
°
C)
O
)
-40
50.000
40.000
30.000
20.000
10.000
0
-20
0
20
40
60
80
100
LCA125
Typical I
for Switch Operation
vs. Temperature
(Load Current = 170mADC)
Temperature (
°
C)
L
-40
1.800
1.600
1.400
1.200
1.000
0.800
0.600
0.400
0.200
0
-20
0
20
40
60
80
100
LCA125
Typical Load Current vs. Load Voltage
(Ambient Temperature = 25
°
C)
I
F
= 5mADC
Load Voltage (V)
L
200
150
100
50
0
-50
-100
-150
-200
-2.0
-1.5
-1.0
-0.5
0
0.5
1.0
1.5
2.0
LCA125
Energy Rating Curve
Time
L
1.2
1.0
0.8
0.6
0.4
0.2
0
10
μ
s
1ms
100ms
10s
100
μ
s
10ms
1s
100s
LCA125
Typical LED Forward Voltage Drop
vs. Temperature
Temperature (
°
C)
L
1.8
1.6
1.4
1.2
1.0
0.8
-40
-20
0
20
40
60
80
120
100
50mA