AL8805
Typical Performance Characteristics (@T A = +25°C, unless otherwise specified.)
V SET IN
400
350
300
250
V CRTL = 0V
=V
T A = 25°C
900
800
700
600
L = 33μH
L = 68μH
V IN = 12V
1 LED
R SET = 150m Ω
T A = 25°C
500
200
400
150
300
100
50
200
100
L = 100μH
0
0 6 12 18 24 30 36
V IN (V)
Figure 1 Supply Current (not switching) vs. Input Voltage
1
80
0
0
1 2 3 4 5
V CTRL (V)
Figure 2 Switching Frequency vs. V CTRL
V SET IN = 12V
0.9
V IN = 12V
1 LED
L = 68μH
R SET = 100m Ω
60
=V
T A = 25°C
0.8
0.7
T A = 25°C
40
0.6
0.5
0.4
0.3
0.2
0.1
R SET = 150m Ω
R SET = 300m Ω
20
0
-20
-40
Figure 4 I CTRL CTRL
0
0
1 2 3 4
V CTRL (V)
Figure 3 LED Current vs. V CTRL
5
-60
0.0 0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0 4.5 5.0 5.5
V CTRL (V)
vs. V
3
2.52
V CTRL = Open
V SET IN = 12V
2.5
2
2.51
=V
1.5
2.50
1
2.49
V CTRL = Open
0.5
V SET = V IN
T A = 25°C
0
0
3
6
9 12 15 18 21 24 27 30 33 36
2.48
-40
-15 10 35 60 85
110
V IN (V)
Figure 5. V CTRL vs. Input Voltage
(CTRL Pin Open Circuit)
AMBIENT TEMPERATURE (°C)
Figure 6 V CTRL vs. Temperature
AL8805
Document number: DS35030 Rev. 4 - 2
4 of 16
www.diodes.com
July 2012
? Diodes Incorporated
相关PDF资料
AL8806MP8-13 IC LED DVR CONS CURR 8MSOP
AL8807W5-7 IC LED DRVR DCDC BUCK SOT25
AL9910AS-13 IC LED DRVR HIGH BRIGHT SO8EP
ALC60481R05 PWR SUP AC-DC 6-48V 1.05A 50.4W
ALV100362R5 POWER SUPPLY AC-DC 36V 2.5A 90W
ALV60361R7 POWER SUPPLY AC-DC 36V 1.7A 61W
ALV80126R5 POWER SUPPLY AC-DC 12V 6.5A 78W
AOZ1083CI IC LED DRVR BUCK CC 1.2A SOT23-6
相关代理商/技术参数
AL8806 制造商:DIODES 制造商全称:Diodes Incorporated 功能描述:HIGH EFFICIENCY 30V 1.5A BUCK LED DRIVER
AL8806EV1 功能描述:AL8806 1, Non-Isolated Output LED Driver Evaluation Board 制造商:diodes incorporated 系列:- 零件状态:有效 电流 - 输出/通道:1.5A 输出和类型:1,非隔离 电压 - 输出:- 特性:可调光 电压 - 输入:9 V ~ 30 V 所含物品:板 使用的 IC/零件:AL8806 标准包装:1
AL8806EV4 功能描述:AL8806 1, Non-Isolated Output LED Driver Evaluation Board 制造商:diodes incorporated 系列:- 零件状态:有效 电流 - 输出/通道:1.5A 输出和类型:1,非隔离 电压 - 输出:- 特性:可调光 电压 - 输入:9 V ~ 30 V 所含物品:板 使用的 IC/零件:AL8806 标准包装:1
AL8806EV6 制造商:Diodes Incorporated 功能描述:AL8806 Series 1.5A 30 V 1 MHz SMT Buck LED Driver DC-DC Converter Eval-Board
AL8806M8P-13 功能描述:LED照明驱动器 HIGH EFF 30V 1.5A 6V TO 30V 8 LED RoHS:否 制造商:STMicroelectronics 输入电压:11.5 V to 23 V 工作频率: 最大电源电流:1.7 mA 输出电流: 最大工作温度: 安装风格:SMD/SMT 封装 / 箱体:SO-16N
AL8806MP8-13 功能描述:LED显示驱动器 HIGH EFF 30V 1.5A 6V TO 30V 8 LED RoHS:否 制造商:Micrel 数位数量:5 片段数量: 安装风格:SMD/SMT 封装 / 箱体:PLCC-44 工作电源电压:4.75 V to 11 V 最大电源电流:10 mA 最大工作温度:+ 85 C 最小工作温度:- 40 C 封装:Tube
AL8806QMP-13 功能描述:LED 驱动器 IC 1 输出 DC DC 稳压器 降压(降压) 模拟,PWM 调光 1.5A(开关) 8-MSOP-EP 制造商:diodes incorporated 系列:汽车级,AEC-Q100 包装:剪切带(CT) 零件状态:有效 类型:DC DC 稳压器 拓扑:降压(降压) 内部开关:是 输出数:1 电压 - 供电(最低):6V 电压 -?供电(最高):30V 电压 - 输出:36V 电流 - 输出/通道:1.5A(开关) 频率:1MHz 调光:模拟,PWM 应用:汽车级 工作温度:-40°C ~ 125°C (TJ) 安装类型:表面贴装 封装/外壳:8-TSSOP,8-MSOP(0.118",3.00mm 宽)裸焊盘 供应商器件封装:8-MSOP-EP 标准包装:1
AL8807 制造商:DIODES 制造商全称:Diodes Incorporated 功能描述:HIGH EFFICIENCY LOW EMI 36V 1A BUCK LED DRIVER