Rainbow-electronics MAX6983 Bedienungsanleitung Seite 5

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Seitenansicht 4
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)
MAX6983 toc04
SUPPLY VOLTAGE (V)
SUPPLY CURRENT (mA)
5.04.54.03.5
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, V+ = 3.3V)
MAX6983 toc05
PORT OUTPUT VOLTAGE (V)
PORT OUTPUT CURRENT (mA)
2.52.01.51.00.5
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, V+ = 3.3V)
MAX6983 toc06
PORT OUTPUT VOLTAGE (V)
PORT OUTPUT CURRENT (mA)
2.52.01.51.00.5
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, V+ = 5.0V)
MAX6983 toc07
PORT OUTPUT VOLTAGE (V)
PORT OUTPUT CURRENT (mA)
2.52.01.51.00.5
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 V+ = 5.0V)
MAX6983 toc08
PORT OUTPUT VOLTAGE (V)
PORT OUTPUT CURRENT (mA)
2.52.01.51.00.5
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, V
OUT
= 2V)
MAX6983 toc09
PORT OUTPUT VOLTAGE (V)
PORT OUTPUT CURRENT (mA)
5.04.54.03.5
23.5
24.0
24.5
25.0
T
A
= +125
°
C
T
A
= +85
°
C
T
A
= +25
°
C
TA = -40
°
C
23.0
3.0 5.5
PORT OUTPUT CURRENT vs. PORT OUTPUT VOLTAGE
(R
SET
= 360, V
OUT
= 2V)
MAX6983 toc10
SUPPLY VOLTAGE (V)
PORT OUTPUT CURRENT (mA)
5.04.54.03.5
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)
PORT OUTPUT CURRENT (mA)
4321
10
20
30
40
50
0
05
Typical Operating Characteristics (continued)
(T
A
= +25°C, unless otherwise noted.)
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