IS31LT3172 Datasheet, PDF (10/19 Pages) Integrated Silicon Solution, Inc – 10-TO-200MA CONSTANT-CURRENT LED DRIVER

IS31LT3172/73
IS31LT3173
30
VEN = 3.3V
REXT Open
25
20
15
10
5 ^{TA = -40°C}
TA = 125°C
TA = 25°C
TA = 85°C
0
0.5 2 3.5 5 6.5 8 9.5 11 12.5 14
Output Voltage (V)
Figure 17 IOUT vs. VOUT
150
VEN = 3.3V
REXT = 10Ω
TA = 85°C
TA = 25°C
100
TA = -40°C
TA = 125°C
50
0
0.5 2 3.5
5 6.5
8 9.5 11 12.5 14
Output Voltage (V)
Figure 19 IOUT vs. VOUT
350
VEN = 3.3V
REXT = 5.6Ω
300
TA = 85°C
250
200
TA = 25°C
150
TA = -40°C
TA = 125°C
100
50
0
0.5 2 3.5 5 6.5 8 9.5 11 12.5 14
Output Voltage (V)
Figure 21 IOUT vs. VOUT
Integrated Silicon Solution, Inc. – www.issi.com
Rev. C, 07/01/2016
80
VEN = 3.3V
REXT = 20Ω
60
TA = -40°C
40
TA = 85°C
TA = 125°C
TA = 25°C
20
0
0.5 2 3.5
5 6.5
8 9.5 11 12.5 14
Output Voltage (V)
Figure 18 IOUT vs. VOUT
180
VEN = 3.3V
160 ^{REXT = 7.5Ω}
TA = 85°C
TA = 25°C
140
120
TA = -40°C
100
TA = 125°C
80
60
40
20
0
0.5 2 3.5
5 6.5
8 9.5 11 12.5 14
Output Voltage (V)
Figure 20 IOUT vs. VOUT
300
VEN = 3.3V
TA = 25°C
250
REXT = 5.6Ω
200
REXT = 7.5Ω
150
REXT = 10Ω
100
REXT = 20Ω
50
REXT Open
0
0
2
4
6
8
10
12
14
Output Voltage (V)
Figure 22 IOUT vs. VOUT
10