参数资料
型号: MAX16820EVKIT+
厂商: Maxim Integrated Products
文件页数: 5/10页
文件大小: 0K
描述: EVAL KIT FOR MAX16820
产品培训模块: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
标准包装: 1
电流 - 输出 / 通道: 1A
输出及类型: 1,非隔离
输出电压: 20V
特点: 可调光
输入电压: 5 ~ 28V
已供物品:
已用 IC / 零件: MAX16820
2MHz High-Brightness LED Drivers with
High-Side Current Sense and 5000:1 Dimming
Typical Operating Characteristics (continued)
(V IN = V DIM = 12V, C VCC = 1μF, R SENSE = 0.5 ? connected between IN and CSN. Typical values at T A = +25°C, unless otherwise
noted.)
PWM DIMMING AT 200Hz
PWM DIMMING EXPANDED
PWM DIMMING EXPANDED
(1% DUTY CYCLE)
MAX16819 toc09
(50% DUTY CYCLE)
MAX16819 toc10
(50% DUTY CYCLE)
MAX16819 toc11
V IN = 12V, L = 47 μ H,
1 LED MAX16819
10 μ s/div
PWM DIMMING AT 20kHz
(10% DUTY CYCLE)
V DIM
2V/div
0V
I LED
200mA/div
0A
V IN = 24V, L = 33 μ H,
4 LEDS MAX16820
1 μ s/div
PWM DIMMING AT 20kHz
(90% DUTY CYCLE)
V DIM
2V/div
0V
I LED
200mA/div
0A
V IN = 12V, L = 47 μ H,
1 LED MAX16819
4 μ s/div
I LED VARIATION vs. TEMPERATURE
V DIM
2V/div
0V
I LED
200mA/div
0A
MAX16819 toc12
V IN = 24V, L = 47 μ H,
4 LEDS MAX16820
V DIM
2V/div
0V
I LED
200mA/div
0A
MAX16819 toc13
V IN = 24V, L = 33 μ H,
4 LEDS MAX16820
V DIM
2V/div
0V
I LED
200mA/div
0A
2.0
1.5
1.0
0.5
0
-0.5
-1.0
-1.5
I LED(NOMINAL) = 400mA
L = 47 μ H
V IN = 24V
V IN = 12V
V DIM = 0V
-2.0
10 μ s/div
10 μ s/div
-40 -25 -10 5 20 35 50 65 80 95 110 125
TEMPERATURE ( ° C)
_______________________________________________________________________________________
5
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MAX16820EVKIT+ 功能描述:LED 照明开发工具 MAX16820 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:
MAX16821AATI+ 功能描述:LED照明驱动器 Synchronous HB w/Rapid Current Puls 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
MAX16821AATI+T 功能描述:LED照明驱动器 Synchronous HB w/Rapid Current Puls 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
MAX16821BATI+ 功能描述:LED照明驱动器 Synchronous HB w/Rapid Current Puls 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
MAX16821BATI+T 功能描述:LED照明驱动器 Synchronous HB w/Rapid Current Puls 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