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参数资料
| 型号： | MAX8647ETE+ |
| 厂商： | Maxim Integrated |
| 文件页数： | 5/15页 |
| 文件大小： | 0K |
| 描述： | IC LED DRVR WT/RGB BCKLGT 16TQFN |
| 产品培训模块： | Lead (SnPb) Finish for COTS Obsolescence Mitigation Program |
| 标准包装： | 100 |
| 恒定电流： | 是 |
| 拓扑： | PWM，切换式电容器（充电泵） |
| 输出数： | 6 |
| 内部驱动器： | 是 |
| 类型 - 主要： | 背光 |
| 类型 - 次要： | RGB，白色 LED |
| 频率： | 1MHz |
| 电源电压： | 1.7 V ~ 5.5 V |
| 输出电压： | 5V |
| 安装类型： | 表面贴装 |
| 封装/外壳： | 16-WFQFN 裸露焊盘 |
| 供应商设备封装： | 16-TQFN（3x3） |
| 包装： | 管件 |
| 工作温度： | -40°C ~ 85°C |
| 产品目录页面： | 1424 (CN2011-ZH PDF) |
Ultra-Efficient Charge Pumps for
Six White/RGB LEDs in 3mm x 3mm Thin QFN
Typical Operating Characteristics (continued)
(V IN = 3.6V, V EN_ = V IN , circuit of Figure 1, T A = +25°C, unless otherwise noted.)
100
90
80
EFFICIENCY vs. SUPPLY VOLTAGE
(DRIVING SIX LEDs)
100
90
EFFICIENCY vs. Li+ BATTERY VOLTAGE
(DRIVING SIX LEDs)
16mA/LED
100
90
EFFICIENCY vs. Li+ BATTERY VOLTAGE
(DRIVING SIX LEDs)
70
60
50
40
6.4mA/LED
20.8mA/LED
80
70
1.6mA/LED
80
70
6.4mA/LED
20.8mA/LED
30
20
60
50
60
50
10
0
LEDs HAVE MISMATCHED V F
40
LEDs HAVE MISMATCHED V F
40
LEDs HAVE MISMATCHED V F
2.7
3.0
3.3
3.6
3.9
4.2
4.2 3.9
3.8
3.7
3.6
3.5 3.4 3.0
4.2 3.9
3.8
3.7
3.6
3.5 3.4 3.0
INPUT VOLTAGE (V)
INPUT CURRENT vs. INPUT VOLTAGE
(DRIVING SIX LEDs)
Li+ BATTERY VOLTAGE (V, TIME-WEIGHTED)
INPUT CURRENT vs. Li+ BATTERY
VOLTAGE (DRIVING SIX LEDs)
Li+ BATTERY VOLTAGE (V, TIME-WEIGHTED)
INPUT CURRENT
vs. INPUT VOLTAGE (RGB MODULE)
200
180
160
140
120
100
80
60
40
20
I LED = 20.8mA
I LED = 16mA
LEDs HAVE MISMATCHED V F
I LED = 6.4mA
I LED = 1.6mA
200
180
160
140
120
100
80
60
40
20
LEDs HAVE MISMATCHED V F
20.8mA/LED
16mA/LED
6.4mA/LED
1.6mA/LED
100
90
80
70
60
50
40
30
20
10
RGB MODULE: LUMEX SML-LX3632SISUGSBC
I LED = 20.8mA
I LED = 16mA
I LED = 4.8mA
I LED = 1.6mA
0
0
0
2.7
3.2
3.7
4.2
4.2 3.9
3.8
3.7
3.6
3.5 3.4 3.0
2.7
3.2
3.7
4.2
INPUT VOLTAGE (V)
INPUT CURRENT vs. Li+ BATTERY
VOLTAGE (RGB MODULE)
Li+ BATTERY VOLTAGE (V, TIME-WEIGHTED)
INPUT RIPPLE VOLTAGE vs. SUPPLY
VOLTAGE (DRIVING SIX WHITE LEDs)
INPUT VOLTAGE (V)
LED CURRENT MATCHING
vs. INPUT VOLTAGE (16mA/LED)
100
90
80
70
60
50
RGB MODULE: LUMEX SML-LX3632SISUGSBC
20.8mA/LED
16mA/LED
16
14
12
10
8
20.8mA/LED
16mA/LED
17.0
16.8
16.6
16.4
16.2
16.0
40
30
20
10
0
6.4mA/LED
1.6mA/LED
6
4
2
0
6.4mA/LED
1.6mA/LED
LEDs HAVE
MISMATCHED V F
15.8
15.6
15.4
15.2
15.0
4.2 3.9
3.8
3.7
3.6
3.5 3.4 3.0
2.7
3.2
3.7
4.2
2.7
3.1
3.5
3.9
4.3
4.7
5.1
5.5
Li+ BATTERY VOLTAGE (V, TIME-WEIGHTED)
SUPPLY VOLTAGE (V)
INPUT VOLTAGE (V)
_______________________________________________________________________________________
5
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相关代理商/技术参数 |
参数描述 |
|---|---|
| MAX8647ETE+ | 功能描述:LED照明驱动器 Charge Pump for 6 White/RGB LEDs 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 |
| MAX8647ETE+T | 功能描述:LED照明驱动器 Charge Pump for 6 White/RGB LEDs 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 |
| MAX8648ETE | 制造商:MAXIM 功能描述:Pb Free |
| MAX8648ETE+ | 功能描述:LED照明驱动器 Charge Pump for 6 White/RGB LEDs 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 |
| MAX8648ETE+T | 功能描述:LED照明驱动器 Charge Pump for 6 White/RGB LEDs 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 |
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