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参数资料
| 型号： | MAX8822ETE+ |
| 厂商： | Maxim Integrated |
| 文件页数： | 4/15页 |
| 文件大小： | 0K |
| 描述： | IC LED DRVR WHITE BCKLGT 16-TQFN |
| 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： | 线性（LDO），PWM，切换式电容器（充电泵） |
| 输出数： | 4 |
| 内部驱动器： | 是 |
| 类型 - 主要： | 背光 |
| 类型 - 次要： | 白色 LED |
| 频率： | 1MHz |
| 电源电压： | 2.7 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 |
Ultra-Efficient Negative Charge-Pump LED
Driver with Dual LDOs in 3mm x 3mm Thin QFN
Typical Operating Characteristics
(V IN = 3.6V, V EN_ = V IN , Circuit of Typical Operating Circuit, T A = +25°C, unless otherwise noted.)
100
EFFICIENCY vs. SUPPLY VOLTAGE
(4 MATCHED WLEDs)
100
EFFICIENCY vs. SUPPLY VOLTAGE
(4 MISMATCHED WLEDs)
100
EFFICIENCY vs. SUPPLY VOLTAGE
(4 MISMATCHED WLEDs)
90
80
70
60
50
20.8mA/LED
14.4mA/LED
90
80
70
60
50
14.4mA/LED
90
80
70
60
50
20.8mA/LED
40
6.4mA/LED
1.6mA/LED
40
1.6mA/LED
40
6.4mA/LED
30
20
30
20
30
20
10
0
V IN FALLING
10
0
V IN FALLING
10
0
V IN FALLING
2.7
3.0
3.3
3.6
3.9
4.2
2.7
3.0
3.3
3.6
3.9
4.2
2.7
3.0
3.3
3.6
3.9
4.2
100
SUPPLY VOLTAGE (V)
EFFICIENCY vs. Li+ BATTERY VOLTAGE
(4 MATCHED WLEDs)
20mA/LED
100
SUPPLY VOLTAGE (V)
EFFICIENCY vs. Li+ BATTERY VOLTAGE
(4 MISMATCHED WLEDs)
100
SUPPLY VOLTAGE (V)
EFFICIENCY vs. Li+ BATTERY VOLTAGE
(4 MISMATCHED WLEDs)
90
80
14.4mA/LED
90
80
90
80
20.8mA/LED
70
6.4mA/LED
1.6mA/LED
70
14.4mA/LED
70
6.4mA/LED
1.6mA/LED
60
50
40
60
50
40
60
50
40
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
4.2 3.9
3.8
3.7
3.6
3.5 3.4 3.0
Li+ BATTERY VOLTAGE (V, TIME-WEIGHTED)
SUPPLY CURRENT vs. SUPPLY VOLTAGE
(4 WLEDs)
Li+ BATTERY VOLTAGE (V, TIME-WEIGHTED)
SUPPLY CURRENT vs. SUPPLY VOLTAGE
(RGB MODULE)
Li+ BATTERY VOLTAGE (V, TIME-WEIGHTED)
INPUT VOLTAGE RIPPLE
vs. SUPPLY VOLTAGE (4 WLEDs)
140
120
100
80
60
40
20
V IN FALLING MISMATCHED LEDs
20.8mA/LED
14.4mA/LED
6.4mA/LED
1.6mA/LED
100
80
60
40
20
RGB MODULE: LUMEX SML-LX3632SISUGSBC,
V IN FALLING
20.8mA/LED
14.4mA/LED
6.4mA/LED
1.6mA/LED
2.8
2.4
2.0
1.6
1.2
0.8
0.4
V IN FALLING, MISMATCHED LEDs
20.8mA/LED
14.4mA/LED
6.4mA/LED
0
0
0
2.7
3.0
3.3
3.6
3.9
4.2
2.7
3.0
3.3
3.6
3.9
4.2
2.7
3.0
3.3
3.6
3.9
4.2
SUPPLY VOLTAGE (V)
SUPPLY VOLTAGE (V)
SUPPLY VOLTAGE (V)
4
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相关代理商/技术参数 |
参数描述 |
|---|---|
| MAX8822ETE+ | 功能描述:LED照明驱动器 Negative Charge Pump LED Driver 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 |
| MAX8822ETE+T | 功能描述:LED照明驱动器 Negative Charge Pump LED Driver 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 |
| MAX882C/D | 功能描述:低压差稳压器 - LDO RoHS:否 制造商:Texas Instruments 最大输入电压:36 V 输出电压:1.4 V to 20.5 V 回动电压（最大值）:307 mV 输出电流:1 A 负载调节:0.3 % 输出端数量: 输出类型:Fixed 最大工作温度:+ 125 C 安装风格:SMD/SMT 封装 / 箱体:VQFN-20 |
| MAX882C/D DIE | 制造商:Maxim Integrated Products 功能描述: |
| MAX882CPA | 功能描述:低压差稳压器 - LDO 5/3.3/AdjV 200mA Linear Regulator RoHS:否 制造商:Texas Instruments 最大输入电压:36 V 输出电压:1.4 V to 20.5 V 回动电压（最大值）:307 mV 输出电流:1 A 负载调节:0.3 % 输出端数量: 输出类型:Fixed 最大工作温度:+ 125 C 安装风格:SMD/SMT 封装 / 箱体:VQFN-20 |
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