DM115 SiTi, DM115 Datasheet - Page 11

• Manufacturer Part Number: DM115
• Description: (DM114) 8-Bit Constant Current LED Drivers
• Manufacturer: SiTi

Output Current vs. External Resistor
Output Current Performance vs. Output Voltage
DM114
Note: In order to obtain a good constant current output, a suitable output voltage is necessary. Users can get
related information about the minimum output voltage from the above graph.
8-BIT CONSTANT CURRENT LED DRIVERS with 3.3V~5V supply voltage
DM114
100
90
80
70
60
50
40
30
20
10
0
90
80
70
60
50
40
30
20
10
0
0
SILICON TOUCH TECHNOLOGY INC.
0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1 1.1 1.2 1.3 1.4 1.5
DM114: Iout ≈ 1.3V / Rext * 12
點晶科技股份有限公司
100
200
300
Rext (Ohm)
400
Vout (V)
500
600
700
Preliminary
800
900
DM115
DM115
70
60
50
40
30
20
10
0
60
55
50
45
40
35
30
25
20
15
10
5
0
0
0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1 1.1 1.2 1.3 1.4 1.5
DM115: Iout ≈ 1.3V / Rext * 12.5
200
400
600
Version:A.002
Rext (Ohm)
800 1000 1200 1400 1600 1800
DM114
Vout (V)
、
DM115
Page 10