参数资料
型号: AP8802SPG-13
厂商: Diodes Inc
文件页数: 6/19页
文件大小: 0K
描述: IC LED DRIVER HIGH BRIGHT 8SOIC
特色产品: LED Driver Solutions
AP880X Series Step-Down DC/DC Converter
标准包装: 1
恒定电流:
拓扑: PWM,降压(降压)
输出数: 1
内部驱动器:
类型 - 主要: 背光
类型 - 次要: 高亮度 LED(HBLED)
频率: 500kHz
电源电压: 8 V ~ 48 V
输出电压: 48V
安装类型: 表面贴装
封装/外壳: 8-SOIC(0.154",3.90mm 宽)
供应商设备封装: 8-SOP-EP
包装: 标准包装
工作温度: -40°C ~ 105°C
产品目录页面: 1138 (CN2011-ZH PDF)
其它名称: AP8802SPGDIDKR
AP8802
1A LED STEP-DOWN CONVERTER
Typical Characteristics
10
8
6
4
2
0
-2
-4
-6
-8
(T A = +25°C, V IN = 40V, L = 68μH; unless otherwise stated.)
-10
6
12
18
24
30
36
42
48
6
12
18
24
30 36 42
48
500
INPUT VOLTAGE (V)
Figure. 8 LED Current vs. Input Voltage
100
INPUT VOLTAGE (V)
Figure 9. Efficiency vs. Input Voltage
450
400
350
300
250
200
150
100
T A = +25°C
R SET = 0.2 Ω
L = 68μH
1 LED
90
80
70
60
50
40
30
20
50
3 LEDs
5 LEDs
7 LEDs
10
0
6
12
18
24
30
36
42
48
0
6
12
18
24 30 36 42
48
INPUT VOLTAGE (V)
Figure. 10 Switching Frequency vs. Input Voltage
Fig. 12 Steady State Waveforms
SUPPLY VOLTAGE (V)
Figure. 11 Duty Cycle vs. Input Voltage
Fig.13 Start-Up Showing LED Current Soft Start
AP8802
Document number: DS31766 Rev. 9 - 2
6 of 19
www.diodes.com
May 2012
? Diodes Incorporated
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