AL8808WT-7 Diodes Inc., AL8808WT-7 Datasheet - Page 7

• Manufacturer Part Number: AL8808WT-7
• Description: LED Lighting Drivers LED MV Int Switch TS Switch TSOT25 T&R 3K
• Manufacturer: Diodes Inc.

Specifications of AL8808WT-7

• Rohs: yes
• Input Voltage: 6 V to 30 V
• Operating Frequency: 1 MHz
• Maximum Supply Current: 450 uA
• Maximum Operating Temperature: + 125 C
• Mounting Style: SMD/SMT
• Package / Case: TSOT-25
• Minimum Operating Temperature: - 40 C

Typical Performance Characteristics
AL8808
Document number: DS35648 Rev. 2 - 2
-1
-2
-3
-4
-5
-1
-2
-3
-4
-5
-1
-3
-5
5
4
3
2
1
0
5
4
3
2
1
0
Figure 22. LED Current Deviation vs. Input Voltage
Figure 24. LED Current Deviation vs. Input Voltage
5
3
1
Figure 20. LED Current Deviation vs. Input Voltage
6
6
6
2 LEDs
1 LED
1 LED
1 LED
2 LEDs
T = 25°C,
L = 100µH
R
T = 25°C,
L = 33µH
R
T = 25°C,
L = 68µH
R
2 LEDs
A
SET
A
A
SET
SET
9
9
9
3 LEDs
= 150m
= 150m
= 150m
3 LEDs
12
12
12
3 LEDs
Ω
Ω
Ω
4 LEDs 5 LEDs
INPUT VOLTAGE (V)
INPUT VOLTAGE (V)
INPUT VOLTAGE (V)
4 LEDs
4 LEDs
15
15
15
18
18
18
5 LEDs
5 LEDs
21
21
21
7 LEDs
7 LEDs
24
24
24
7 LEDs
27
27
27
(670mA LED Current; T
30
30
30
www.diodes.com
7 of 20
A
= +25°C unless otherwise stated.)
250
200
150
100
800
700
600
500
400
300
200
100
450
400
350
300
250
200
150
100
50
50
0
0
0
Figure 25. Switching Frequency vs. Input Voltage
Figure 23. Switching Frequency vs. Input Voltage
6
6
6
Figure 21. Switching Frequency vs. Input Voltage
2 LEDs 3 LEDs
1 LED
T = 25°C,
L = 33µH
R
A
SET
9
9
9
= 150m
12
12
12
Ω
INPUT VOLTAGE (V)
INPUT VOLTAGE (V)
INPUT VOLTAGE (V)
4 LEDs 5 LEDs
15
15
15
18
18
18
21
21
21
7 LEDs
24
24
24
27
27
© Diodes Incorporated
27
AL8808
January 2013
30
30
30