al8807 Diodes, Inc., al8807 Datasheet - Page 7
al8807
Manufacturer Part Number
al8807
Description
High Efficiency Low Emi 30v 1a Buck Led Driver
Manufacturer
Diodes, Inc.
Datasheet
1.AL8807.pdf
(20 pages)
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Part Number:
al8807BQMP-13
Manufacturer:
DIODES/美台
Quantity:
20 000
Part Number:
al8807MP-13
Manufacturer:
DIODES/美台
Quantity:
20 000
Part Number:
al8807QMP-13
Manufacturer:
DIODES/美台
Quantity:
20 000
Company:
Part Number:
al8807W5-7
Manufacturer:
CIRRUS
Quantity:
500
Part Number:
al8807W5-7
Manufacturer:
DIODES/美台
Quantity:
20 000
Typical Performance Characteristics
AL8807
Document Number: DS35281 Rev. 3 - 2
-10%
10%
-2%
-4%
-6%
-8%
-10%
-10%
8%
6%
4%
2%
0%
10%
10%
-2%
-4%
-6%
-8%
-2%
-4%
-6%
-8%
0%
8%
6%
4%
2%
0%
8%
6%
4%
2%
6
6
2 LEDs
1 LED
6
1 LED
Fig. 20 LED Current Deviation vs. Input Voltage
2 LEDs
1 LED
2 LEDs 3 LEDs 4 LEDs
L=68µH
R =150m
T =25°C
Fig. 18 LED Current Deviation vs. Input Voltage
L=100µH
R =150m
T =25°C
Fig. 22 LED Current Deviation vs. Input Voltage
L=33µH
R =150m
T =25°C
A
S
A
S
A
S
9
9
3 LEDs
9
3 LEDs
Ω
Ω
Ω
12
12
12
4 LEDs
4 LEDs
INPUT VOLTAGE (V)
INPUT VOLTAGE (V)
INPUT VOLTAGE (V)
15
15
15
5 LEDs
5 LEDs
5 LEDs 6 LEDs
18
18
18
6 LEDs
6 LEDs
21
21
21
7 LEDs
7 LEDs
7 LEDs
24
24
24
8 LEDs
8 LEDs
HIGH EFFICIENCY LOW EMI 30V 1A BUCK LED DRIVER
8 LEDs
27
27
27
(670mA LED current) (T
30
www.diodes.com
30
30
7 of 20
400
350
300
250
200
150
100
250
200
150
100
800
700
600
500
400
300
200
100
50
50
0
0
0
6
6
6
1 LED
2 LEDs 3 LEDs 4 LEDs
1 LED
1 LED
2 LEDs 3 LEDs
L=68µH
R =150m
T =25°C
Fig. 21 Switching Frequency vs. Input Voltage
L=100µH
R =150m
T =25°C
2 LEDs 3 LEDs 4 LEDs
L=33µH
R =150m
T =25°C
A
Fig. 19 Switching Frequency vs. Input Voltage
S
Fig. 23 Switching Frequency vs. Input Voltage
A
S
A
S
9
A
9
9
= 25°C unless otherwise stated)
Ω
Ω
Ω
12
12
12
4 LEDs
INPUT VOLTAGE (V)
INPUT VOLTAGE (V)
INPUT VOLTAGE (V)
15
15
15
5 LEDs 6 LEDs 7 LEDs 8 LEDs
5 LEDs 6 LEDs 7 LEDs 8 LEDs
5 LEDs 6 LEDs 7 LEDs
18
18
18
21
21
21
24
24
24
AL8807
© Diodes Incorporated
November 2011
8 LEDs
27
27
27
30
30
30