- 您现在的位置：买卖IC网 > Datasheet目录340 > MAX1570ETE+ (Maxim Integrated)IC LED DRVR WHITE BCKLGT 16-TQFN Datasheet资料下载
参数资料
| 型号： | MAX1570ETE+ |
| 厂商： | Maxim Integrated |
| 文件页数： | 4/11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： | 75 |
| 恒定电流： | 是 |
| 拓扑： | PWM，降压（降压），升压（升压），切换式电容器（充电泵） |
| 输出数： | 5 |
| 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 |
| 安装类型： | 表面贴装 |
| 封装/外壳： | 16-WQFN 裸露焊盘 |
| 供应商设备封装： | 16-TQFN-EP（4x4） |
| 包装： | 管件 |
| 工作温度： | -40°C ~ 85°C |
White LED Current Regulator with 1x/1.5x
High-Efficiency Charge Pump
Typical Operating Characteristics
(EN1 = EN2 = IN, C IN = 1μF, C1 = C2 = 1μF, C OUT = 4.7μF, R SET = 9.09k ? , T A = +25°C, unless otherwise noted.)
LED EFFICIENCY vs. SUPPLY VOLTAGE
(4 LEDs)
SUPPLY POWER vs. SUPPLY VOLTAGE
(4 LEDs)
SUPPLY CURRENT vs. SUPPLY VOLTAGE
(4 LEDs)
100
95
90
85
80
75
10mA/LED, EN1 = V IN , EN2 = GND
400
350
300
250
200
15mA/LED,
EN1 = EN2 = V IN
100
90
80
70
60
50
15mA/LED,
EN1 = EN2 = V IN
10mA/LED, EN1 = V IN ,
EN2 = GND
70
65
60
150
100
10mA/LED, EN1 = V IN ,
EN2 = GND
40
30
20
5mA/LED, EN1 = GND,
EN2 = V IN
55
50
5mA/LED, EN1 = GND,
EN2 = V IN
15mA/LED,
EN1 = EN2 = V IN
50
0
5mA/LED, EN1 = GND,
EN2 = V IN
10
0
3.0
3.2
3.4
3.6
3.8
4.0
4.2
2.5
3.0
3.5
4.0
4.5
5.0
5.5
2.5
3.0
3.5
4.0
4.5
5.0
100
SUPPLY VOLTAGE (V)
LED EFFICIENCY vs. SUPPLY VOLTAGE
(5 LEDs)
500
SUPPLY VOLTAGE (V)
SUPPLY POWER vs. SUPPLY VOLTAGE
(5 LEDs)
120
SUPPLY VOLTAGE (V)
SUPPLY CURRENT vs. SUPPLY VOLTAGE
(5 LEDs)
95
90
85
80
75
70
65
10mA/LED, EN1 = V IN , EN2 = GND
450
400
350
300
250
200
150
15mA/LED,
EN1 = EN2 = V IN
10mA/LED, EN1 = V IN ,
EN2 = GND
100
80
60
40
15mA/LED,
EN1 = EN2 = V IN
10mA/LED, EN1 = V IN ,
EN2 = GND
5mA/LED, EN1 = GND,
EN2 = V IN
60
55
50
5mA/LED, EN1 = GND,
EN2 = V IN
15mA/LED,
EN1 = EN2 = V IN
100
50
0
5mA/LED, EN1 = GND,
EN2 = V IN
20
0
3.0
3.2
3.4
3.6
3.8
4.0
4.2
2.5
3.0
3.5
4.0
4.5
5.0
2.5
3.0
3.5
4.0
4.5
5.0
100
SUPPLY VOLTAGE (V)
EFFICIENCY vs. LED CURRENT
(4 LEDs, EN1 = PWM AT 1kHz)
20
SUPPLY VOLTAGE (V)
LED CURRENT vs. PWM DIMMING
DUTY CYCLE INTO EN1 (5 LEDs)
SUPPLY VOLTAGE (V)
SUPPLY CURRENT vs. SUPPLY VOLTAGE
(4 LEDs, LED1 OPEN FOR 1.5X ONLY MODE)
120
95
90
18
16
f PWM = 1kHz
V IN = 3.3V
100
15mA/LED,
85
80
75
70
65
60
V IN = 3.9V
V IN = 3V
14
12
10
8
6
4
80
60
40
20
EN1 = EN2 = V IN
10mA/LED, EN1 = V IN ,
EN2 = GND
5mA/LED, EN1 = GND,
EN2 = V IN
55
2
50
0
0
5
6
7
8
9
10 11 12 13 14 15
0
10 20 30 40 50 60 70 80 90 100
2.5
3.0
3.5
4.0
4.5
5.0
LED CURRENT (mA)
PWM DUTY CYCLE (%)
SUPPLY VOLTAGE (V)
4
_______________________________________________________________________________________
相关PDF资料 |
PDF描述 |
|---|---|
| MAX1573ETE+ | IC LED DRVR WHITE BCKLGT 16-TQFN |
| MAX1574ETB+T | IC LED DRVR WHITE BCKLGT 10TDFN |
| MAX1575ETE+ | IC LED DRVR WHITE BCKLGT 16-TQFN |
| MAX1576ETG+T | IC LED DRVR WHITE BCKLGT 24-TQFN |
| MAX1577ZETA+T | IC LED DRIVR BCKLGT FLASH 8-TDFN |
相关代理商/技术参数 |
参数描述 |
|---|---|
| MAX1570ETE+ | 功能描述:LED照明驱动器 White LED Crnt Reg w/1-1.5x 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 |
| MAX1570ETE+T | 功能描述:LED照明驱动器 White LED Crnt Reg w/1-1.5x 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 |
| MAX1570ETE-T | 功能描述:LED照明驱动器 White LED Crnt Reg w/1-1.5x 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 |
| MAX1570ETE-TG075 | 制造商:Rochester Electronics LLC 功能描述: 制造商:Maxim Integrated Products 功能描述: |
| MAX1570EVKIT | 功能描述:LED 照明开发工具 Evaluation Kit for the MAX1570 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: |
发布紧急采购，3分钟左右您将得到回复。