- 您现在的位置：买卖IC网 > PDF目录20972 > MAX8790AETP+ (Maxim Integrated)IC LED DRVR WHITE BCKLGT 20-TQFN PDF资料下载
参数资料
| 型号： | MAX8790AETP+ |
| 厂商： | Maxim Integrated |
| 文件页数： | 5/23页 |
| 文件大小： | 0K |
| 描述： | IC LED DRVR WHITE BCKLGT 20-TQFN |
| 产品培训模块： | Lead (SnPb) Finish for COTS Obsolescence Mitigation Program |
| 标准包装： | 75 |
| 拓扑： | PWM，升压（升压） |
| 输出数： | 6 |
| 内部驱动器： | 无 |
| 类型 - 主要： | 背光 |
| 类型 - 次要： | 白色 LED |
| 频率： | 1MHz |
| 电源电压： | 4.5 V ~ 5.5 V，5.5 V ~ 26 V |
| 输出电压： | 5V |
| 安装类型： | 表面贴装 |
| 封装/外壳： | 20-WFQFN 裸露焊盘 |
| 供应商设备封装： | 20-TQFN-EP |
| 包装： | 管件 |
| 工作温度： | -40°C ~ 85°C |
Six-String White LED Driver with Active
Current Balancing for LCD Panel Applications
ELECTRICAL CHARACTERISTICS (continued)
(Circuit of Figure 1. V IN = 12V, V SHDN = V IN , CCV = 0.1μF, T A = -40°C to +85°C , unless otherwise noted.) (Note 2)
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
LED CURRENT
ISET = V CC , BRT = 100%
19.2
20.8
Full-Scale FB_ Output Current
ISET High-Level Threshold
ISET Voltage
20% Output Current
Current Regulation Between
Strings
Minimum FB_ Regulation Voltage
R ISET = 80k Ω to GND, BRT = 100%
R ISET = 133k Ω to GND, BRT = 100%
Default setting for 20mA full-scale LED current
ISET = V CC , BRT = 20%
ISET = V CC , BRT = 100%
ISET = V CC , BRT = 20%
R ISET = 80k Ω to GND, BRT = 100%
ISET= V CC , BRT = 100%
ISET = V CC , BRT = 12.5%
24.0
14.4
V CC -
0.4
1.12
3.8
-2
-3
280
250
140
26.0
15.6
1.26
4.2
+2
+3
840
760
530
mA
V
V
mA
%
mV
Maximum FB_ Ripple
FB_ On-Resistance
FB_ Leakage Current
BRT Input Frequency
ISET= V CC , C OUT = 1μF, OSC = V CC (Note 1)
V FB_ = 50mV
SHDN = GND, V FB_ = 26V
SHDN = V IN , BRT = GND, V FB_ = 15V
100
200
20
1
28
500
mV P-P
Ω
μA
Hz
FAULT PROTECTION
OV Threshold Voltage
FB_ Overvoltage Threshold
1.16
V CC +
0.2
1.30
V CC +
1.45
V
V
FAULT Shutdown Timer
V FB_ > 5.6V (typ)
50
80
ms
PHASE-LOCKED LOOP
FSET High-Level Threshold
PLL disabled
V CC -
0.4
V
BRT Frequency Capture Range
R FSET = 500k Ω
R FSET = 250k Ω
150
300
250
500
Hz
Hz
Note 1: Specifications are guaranteed by design, not production tested.
Note 2: Specifications to -40°C are guaranteed by design, not production tested.
_______________________________________________________________________________________
5
相关PDF资料 |
PDF描述 |
|---|---|
| V110C5C75BL | CONVERTER MOD DC/DC 5V 75W |
| P51-200-A-L-MD-20MA-000-000 | SENSOR 200PSI M10-1.25 6H 4-20MA |
| V48C24C75BL | CONVERTER MOD DC/DC 24V 75W |
| V48C5C75BL | CONVERTER MOD DC/DC 5V 75W |
| REC3-4809SRWZ/H2/A/SMD-R | CONV DC/DC 3W 18-72VIN 09VOUT |
相关代理商/技术参数 |
参数描述 |
|---|---|
| MAX8790AETP+ | 功能描述:LED照明驱动器 Six-String White 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 |
| MAX8790AETP+T | 功能描述:LED照明驱动器 Six-String White 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 |
| MAX8790AETP+X01 | 功能描述:LED照明驱动器 Six-String White 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 |
| MAX8790AEVKIT+ | 功能描述:LED 照明开发工具 MAX8790A Eval Kit 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: |
| MAX8790ETP+ | 功能描述:LED照明驱动器 Six-String White 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 |
发布紧急采购，3分钟左右您将得到回复。