Typical operating characteristics (continued) – Rainbow Electronics MAX6983 User Manual
Page 5
MAX6983
16-Port, 36V Constant-Current LED Driver with
LED Fault Detection and Watchdog
_______________________________________________________________________________________
5
SUPPLY CURRENT vs. SUPPLY VOLTAGE
(INTERFACE IDLE, ALL OUTPUTS ON, R
SET
= 360
Ω)
MAX6983 toc04
SUPPLY VOLTAGE (V)
SUPPLY CURRENT (mA)
5.0
4.5
4.0
3.5
20
25
30
35
40
T
A
= +125
°C
45
15
3.0
5.5
T
A
= +85
°C
T
A
= -40
°C
T
A
= +25
°C
PORT OUTPUT CURRENT vs. PORT OUTPUT VOLTAGE
(R
SET
= 720
Ω, V+ = 3.3V)
MAX6983 toc05
PORT OUTPUT VOLTAGE (V)
PORT OUTPUT CURRENT (mA)
2.5
2.0
1.5
1.0
0.5
5
10
15
20
25
30
T
A
= -40
°C
T
A
= +25
°C
T
A
= +85
°C
T
A
= +125
°C
0
0
3.0
PORT OUTPUT CURRENT vs. PORT OUTPUT VOLTAGE
(R
SET
= 360
Ω, V+ = 3.3V)
MAX6983 toc06
PORT OUTPUT VOLTAGE (V)
PORT OUTPUT CURRENT (mA)
2.5
2.0
1.5
1.0
0.5
10
20
30
40
50
60
T
A
= -40
°C
T
A
= +25
°C
T
A
= +85
°C
T
A
= +125
°C
0
0
3.0
PORT OUTPUT CURRENT vs. PORT OUTPUT VOLTAGE
(R
SET
= 720
Ω, V+ = 5.0V)
MAX6983 toc07
PORT OUTPUT VOLTAGE (V)
PORT OUTPUT CURRENT (mA)
2.5
2.0
1.5
1.0
0.5
5
10
15
20
25
30
T
A
= -40
°C
T
A
= +25
°C
T
A
= +85
°C
T
A
= +125
°C
0
0
3.0
PORT OUTPUT CURRENT vs. PORT OUTPUT VOLTAGE
(R
SET
= 360
Ω V+ = 5.0V)
MAX6983 toc08
PORT OUTPUT VOLTAGE (V)
PORT OUTPUT CURRENT (mA)
2.5
2.0
1.5
1.0
0.5
10
20
30
40
50
60
T
A
= -40
°C
T
A
= +25
°C
T
A
= +85
°C
T
A
= +125
°C
0
0
3.0
PORT OUTPUT CURRENT vs. PORT OUTPUT VOLTAGE
(R
SET
= 720
Ω, V
OUT
= 2V)
MAX6983 toc09
PORT OUTPUT VOLTAGE (V)
PORT OUTPUT CURRENT (mA)
5.0
4.5
4.0
3.5
23.5
24.0
24.5
25.0
T
A
= +125
°C
T
A
= +85
°C
T
A
= +25
°C
T
A
= -40
°C
23.0
3.0
5.5
PORT OUTPUT CURRENT vs. PORT OUTPUT VOLTAGE
(R
SET
= 360
Ω, V
OUT
= 2V)
MAX6983 toc10
SUPPLY VOLTAGE (V)
PORT OUTPUT CURRENT (mA)
5.0
4.5
4.0
3.5
47
48
49
T
A
= -40
°C
T
A
= +25
°C
T
A
= +85
°C
T
A
= +125
°C
46
3.0
5.5
PORT OUTPUT CURRENT vs. R
SET
RESISTANCE
(V+ = 5.0V)
MAX6983 toc11
R
SET
RESISTANCE (k
Ω)
PORT OUTPUT CURRENT (mA)
4
3
2
1
10
20
30
40
50
0
0
5
Typical Operating Characteristics (continued)
(T
A
= +25°C, unless otherwise noted.)