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参数资料
| 型号： | MAX1576ETG+T |
| 厂商： | Maxim Integrated |
| 文件页数： | 4/14页 |
| 文件大小： | 0K |
| 描述： | IC LED DRVR WHITE BCKLGT 24-TQFN |
| 产品培训模块： | Lead (SnPb) Finish for COTS Obsolescence Mitigation Program |
| 标准包装： | 2,500 |
| 恒定电流： | 是 |
| 拓扑： | 线性（LDO），PWM，切换式电容器（充电泵） |
| 输出数： | 8 |
| 内部驱动器： | 是 |
| 类型 - 主要： | 背光，闪灯/白光 |
| 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： | 24-WFQFN 裸露焊盘 |
| 供应商设备封装： | 24-TQFN-EP（4x4） |
| 包装： | 带卷 (TR) |
| 工作温度： | -40°C ~ 85°C |
480mA White LED 1x/1.5x/2x Charge Pump for
Backlighting and Camera Flash
Typical Operating Characteristics
(V IN = 3.6V, EN_ = IN, Circuit of Figure 1, R SETM = 9.09k Ω , R SETF = 4.12k Ω , T A = +25°C, unless otherwise noted.)
EFFICIENCY vs. Li+ BATTERY
VOLTAGE DRIVING FOUR MAIN LEDs
EFFICIENCY vs. Li+ BATTERY
VOLTAGE DRIVING FLASH LED MODULE
BATTERY CURRENT vs. SUPPLY VOLTAGE
DRIVING FOUR MAIN LEDs
100
100
160mA
80mA
120
I LED = 15mA
V IN FALLING
90
15mA/LED
90
TOTAL
TOTAL
100
V IN RISING
80
70
60
4.5mA/LED
1.5mA/LED
80
70
60
400mA
80
60
40
I LED = 4.5mA
I LED = 1.5mA
50
40
50
40
TOTAL
20
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
2.7
3.0
3.3
3.6
3.9
4.2
Li+ BATTERY VOLTAGE (V, TIME-WEIGHTED)
BATTERY CURRENT vs. SUPPLY
VOLTAGE DRIVING FLASH
Li+ BATTERY VOLTAGE (V, TIME-WEIGHTED)
INPUT RIPPLE VOLTAGE vs. SUPPLY
VOLTAGE WITH FOUR MAIN LEDs
SUPPLY VOLTAGE (V)
INPUT RIPPLE VOLTAGE vs. SUPPLY
VOLTAGE WITH FLASH AND MAIN LEDs
900
800
20
18
20
18
4 MAIN LEDs AT 15mA EACH
700
I FLASH = 410mA
16
16
600
500
14
12
10
14
12
10
I FLASH = 160mA
I FLASH = 400mA
400
300
200
I FLASH = 168mA
I FLASH = 81mA
8
6
4
I LED = 4.5mA
I LED = 1.5mA
I LED = 15mA
8
6
4
I FLASH = 80mA
100
0
2
0
2
0
2.7
3.0
3.3
3.6
3.9
4.2
2.7
3.1
3.5
3.9
4.3
4.7
5.1
5.5
2.7
3.1
3.5
3.9
4.3
4.7
5.1
5.5
16.5
16.3
16.1
15.9
15.7
15.5
15.3
15.1
14.9
14.7
14.5
SUPPLY VOLTAGE (V)
LED CURRENT MATCHING vs. SUPPLY
VOLTAGE WITH FOUR MAIN LEDs
62.0
61.9
61.8
61.7
61.6
61.5
61.4
61.3
61.2
61.1
61.0
SUPPLY VOLTAGE (V)
LED CURRENT vs. AMBIENT
TEMPERATURE WITH FOUR MAIN LEDs
165
164
163
162
161
160
SUPPLY VOLTAGE (V)
LED CURRENT vs. AMBIENT
TEMPERATURE WITH FLASH
2.7
3.1
3.5
3.9
4.3
4.7
5.1
5.5
-40
-15
10
35
60
85
-40
-15
10
35
60
85
SUPPLY VOLTAGE (V)
AMBEINT TEMPERATURE ( ° C)
AMBEINT TEMPERATURE ( ° C)
4
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相关代理商/技术参数 |
参数描述 |
|---|---|
| MAX1576EVKIT | 功能描述:LED 照明开发工具 Evaluation Kit for the MAX1576 RoHS:否 制造商:Fairchild Semiconductor 产品:Evaluation Kits 用于:FL7732 核心: 电源电压:120V 系列: 封装: |
| MAX1577YETA | 制造商:Maxim Integrated Products 功能描述:1.1A WHITE LED REGULATING CHARGE PU - Rail/Tube |
| MAX1577YETA+ | 制造商:Maxim Integrated Products 功能描述:CHG PUMP STPUP/STPDN 3.4V/4.6V/5.1V 1200MA 8TDFN EP - Rail/Tube |
| MAX1577YETA+T | 功能描述:LED照明驱动器 1.2A White LED Charge Pump 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 |
| MAX1577YETA-T | 功能描述:LED照明驱动器 1.2A White LED Charge Pump 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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