Offline and DC-DC PWM Controllers for
High-Brightness LED Drivers
Typical Operating Characteristics (continued)
(V UVLO/EN = +1.4V, V FB = +1V, COMP = unconnected, V CS = 0V, T A = +25°C, unless otherwise noted.)
SWITCHING FREQUENCY
CURRENT-SENSE THRESHOLD
vs. TEMPERATURE
SWITCHING FREQUENCY
30
25
TOTAL NUMBER OF
DEVICES = 200
280
275
+3σ
TOTAL NUMBER OF
DEVICES = 100
30
25
TOTAL NUMBER OF
DEVICES = 200
270
20
265
20
15
10
5
0
260
255
250
245
240
MEAN
-3σ
15
10
5
0
260
270
280
290
300
310
320
-40
-20
0
20
40
60
80
230
240
250
260
270
280
290
CURRENT-SENSE THRESHOLD (mV)
PROPAGATION DELAY FROM
CURRENT-SENSE COMPARATOR INPUT
TO NDRV vs. TEMPERATURE
TEMPERATURE ( ° C)
UVLO/EN PROPAGATION DELAY
vs. TEMPERATURE
SWITCHING FREQUENCY (kHz)
REFERENCE VOLTAGE
vs. TEMPERATURE
75
70
14
13
12
11
UVLO/EN RISING
1.230
1.229
V IN = 12V
10
65
60
55
50
9
8
7
6
5
4
3
2
1
0
UVLO/EN FALLING
1.228
1.227
1.226
1.225
-40
-20
0
20
40
60
80
-40
-20
0
20
40
60
80
-40
-20
0
20
40
60
80
TEMPERATURE ( ° C)
INPUT CURRENT
vs. INPUT CLAMP VOLTAGE
TEMPERATURE ( ° C)
INPUT CLAMP VOLTAGE
vs. TEMPERATURE
TEMPERATURE ( ° C)
NDRV OUTPUT IMPEDANCE
vs. TEMPERATURE
10
9
8
7
6
5
4
3
2
1
0
27.0
26.8
26.6
26.4
26.2
26.0
25.8
25.6
25.4
25.2
25.0
I IN = 2mA
2.2
2.1
2.0
1.9
1.8
1.7
1.6
1.5
1.4
1.3
1.2
V IN = 24V
SINKING 100mA
10.0 12.5 15.0 17.5 20.0 22.5 25.0 27.5 30.0
-40
-20
0
20
40
60
80
-40
-20
0
20
40
60
80
INPUT VOLTAGE (V)
TEMPERATURE ( ° C)
TEMPERATURE ( ° C)
_______________________________________________________________________________________
5
相关PDF资料
MAX16803EVKIT+ EVAL KIT FOR MAX16803
MAX16806EVMAXQUSB+ EVAL KIT FOR MAX16806
MAX16807EVKIT+ EVAL KIT FOR MAX16807
MAX16809EVKIT+ EVAL KIT FOR MAX16809
MAX16814EVKIT+ KIT EAL FOR MAX16814
MAX16816EVKIT+ KIT EVAL FOR MAX16816 LED DRIVER
MAX16818EVKIT+ KIT EVALUATION FOR MAX16818
MAX16820EVKIT+ EVAL KIT FOR MAX16820
相关代理商/技术参数
MAX16803ATE/V+ 功能描述:LED照明驱动器 350mA HB LED Drvr w/PWM Dim and 5V Reg 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
MAX16803ATE/V+T 功能描述:LED照明驱动器 350mA HB LED Drvr w/PWM Dim and 5V Reg 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
MAX16803ATE+ 功能描述:LED照明驱动器 350mA HB LED Drvr w/PWM Dim and 5V Reg 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
MAX16803ATE+T 功能描述:LED照明驱动器 350mA HB LED Drvr w/PWM Dim and 5V Reg 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
MAX16803EVKIT 制造商:Maxim Integrated Products 功能描述:HIGH-VOLTAGE, 350MA, HIGH-BRIGHTNES - Bulk
MAX16803EVKIT+ 功能描述:LED 照明开发工具 MAX16803 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:
MAX16803EVKIT+BJT 功能描述:LED 照明开发工具 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:
MAX16804ATP+ 功能描述:LED照明驱动器 350mA HB LED Drvr w/analog & PWM Dim 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