MAX6968AUE Maxim Integrated Products, MAX6968AUE Datasheet - Page 5
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MAX6968AUE
Manufacturer Part Number
MAX6968AUE
Description
LED Drivers 8-Port, 5.5V LED Dri ver, 8-Segment Any d
Manufacturer
Maxim Integrated Products
Datasheet
1.MAX6968APE.pdf
(13 pages)
Specifications of MAX6968AUE
Number Of Segments
16
Low Level Output Current
60000 uA
Operating Supply Voltage
3 V to 5.5 V
Maximum Supply Current
25000 uA
Maximum Power Dissipation
1702 mW
Maximum Operating Temperature
+ 85 C
Mounting Style
SMD/SMT
Package / Case
TSSOP EP
Minimum Operating Temperature
- 40 C
(T
A
(INTERFACE IDLE, ALL OUTPUTS ON, R
= +25°C, unless otherwise noted.)
15
12
30
25
20
15
10
5
0
9
6
3
0
PORT OUTPUT CURRENT vs. PORT OUTPUT
SUPPLY CURRENT vs. SUPPLY VOLTAGE
3.0
0
VOLTAGE (R
T
A
0.5
T
= -40°C
3.5
A
= +125°C
PORT OUTPUT VOLTAGE (V)
T
A
SUPPLY VOLTAGE (V)
= +125°C
1.0
T
T
52
51
50
49
48
47
T
A
SET
A
A
4.0
8-Port, 5.5V Constant-Current LED Driver
= +25°C
= +85°C
= -40°C
3.0
_______________________________________________________________________________________
= 720Ω, V+ = 5.0V)
PORT OUTPUT CURRENT vs. SUPPLY
1.5
VOLTAGE (R
T
T
4.5
A
A
3.5
T
T
= +25°C
= -40°C
2.0
A
A
= +125°C
= +85°C
SUPPLY VOLTAGE (V)
5.0
SET
2.5
4.0
SET
= 360Ω, V
= 360Ω)
T
3.0
5.5
A
= +25°C
4.5
T
A
= +85°C
OUT
5.0
Typical Operating Characteristics (continued)
= 2V)
30
25
20
15
10
60
50
40
30
20
10
5
0
0
PORT OUTPUT CURRENT vs. PORT OUTPUT
PORT OUTPUT CURRENT vs. PORT OUTPUT
0
0
5.5
VOLTAGE (R
VOLTAGE (R
0.5
0.5
PORT OUTPUT VOLTAGE (V)
PORT OUTPUT VOLTAGE (V)
T
A
T
= +125°C
1.0
A
1.0
T
T
T
A
A
= +125°C
A
SET
SET
T
= +25°C
= +85°C
T
= -40°C
T
A
A
A
= +85°C
= +25°C
= -40°C
= 720Ω, V+ = 3.3V)
= 360Ω, V+ = 5.0V)
1.5
1.5
2.0
2.0
2.5
2.5
50
40
30
20
10
0
3.0
3.0
0
vs. R
500
PORT OUTPUT CURRENT
SET
26.0
25.5
25.0
24.5
24.0
23.5
23.0
R
60
50
40
30
20
10
RESISTANCE (V+ = 5.0V)
SET
0
PORT OUTPUT CURRENT vs. PORT OUTPUT
3.0
1000
0
RESISTANCE (Ω)
PORT OUTPUT CURRENT vs. SUPPLY
VOLTAGE (R
VOLTAGE (R
T
A
0.5
T
= -40°C
1500
3.5
A
= +125°C
PORT OUTPUT VOLTAGE (V)
T
A
SUPPLY VOLTAGE (V)
1.0
= +125°C
T
SET
T
T
SET
A
A
4.0
2000
A
= +85°C
= -40°C
= +25°C
= 360Ω, V+ = 3.3V)
= 720Ω, V
T
1.5
A
= +25°C
2500
4.5
T
A
2.0
= +85°C
OUT
5.0
2.5
= 2V)
3.0
5.5
5