8-String White LED Driver with
SMBus for LCD Panel Applications
Typical Operating Characteristics (continued)
(Circuit of Figure 1, V IN = 12V, C CCV = 0.022μF, R CCV = 5.1k Ω , V ISET = V OSC = V DD = V CC , R FSET = 464k Ω , V PWMI = GND, LEDs =
10 series x 4 parallel strings, T A = +25°C, unless otherwise noted.)
0V
LED-OPEN FAULT PROTECTION
(BRIGHTNESS = 100%, LED OPEN ON FB1)
MAX17061A toc14
V FB1
1V/div
LED-SHORT FAULT PROTECTION
(BRT = 100%, 2 LEDs SHORT ON FB1)
MAX17061A toc15
V FB1
5V/div
0V
I FB2
10V/div
0V
0V
V FB2
10V/div
0V
0mA
400 μ s/div
LINE TRANSIENT RESPONSE
(V IN = 12V → 19V, BRIGHTNESS = 100%)
MAX17061A toc16
V OUT
20V/div
I FB2
20mA/div
V OUT
20V/div
0mA
0mA
1ms/div
LINE TRANSIENT RESPONSE
(V IN = 19V → 12V, BRIGHTNESS = 100%)
MAX17061A toc17
I FB1
20mA/div
I FB2
20mA/div
V OUT
20V/div
0V
0V
V IN
10V/div
0V
0V
V IN
10V/div
0A
0mA
100 μ s/div
I L
1A/div
I FB1
20mA/div
0A
0mA
100 μ s/div
I L
1A/div
I FB1
20mA/div
LED CURRENT BALANCE
vs. INPUT VOLTAGE
0.30
0.25
0.20
0.15
0.10
0.05
0
5
8
11
14
17
20
INPUT VOLTAGE (V)
_______________________________________________________________________________________
9
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相关代理商/技术参数
MAX17061AEVCMAXQU+ 功能描述:LED 照明开发工具 Evaluation Kit/Evaluation system for MAX17061A 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:
MAX17061AEVKIT+ 功能描述:LED 照明开发工具 MAX17061A 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:
MAX17061ETI+ 功能描述:LED照明驱动器 8-String White LED Driver w/SMBus 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
MAX17061ETI+T 功能描述:LED照明驱动器 8-String White LED Driver w/SMBus 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
MAX17061EVCMAXQU+ 功能描述:LED 照明开发工具 Evaluation Kit/Evaluation System for the MAX17061 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:
MAX17061EVKIT+ 功能描述:LED 照明开发工具 MAX17061 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:
MAX17062ETB+ 制造商:Maxim Integrated Products 功能描述: 制造商:Maxim Integrated Products 功能描述:TFT-LCD STEP-UP DC-DC CONVERTER - Rail/Tube
MAX17062ETB+T 功能描述:直流/直流开关转换器 TFT-LCD Step-Up DC/DC Converter RoHS:否 制造商:STMicroelectronics 最大输入电压:4.5 V 开关频率:1.5 MHz 输出电压:4.6 V 输出电流:250 mA 输出端数量:2 最大工作温度:+ 85 C 安装风格:SMD/SMT