MAX16838
Integrated, 2-Channel, High-Brightness LED Driver
with High-Voltage Boost and SEPIC Controller
Typical Operating Characteristics (continued)
(V IN = V EN = 12V, R RT = 12.2k I , R ISET = 15k I , C VCC = 1 F F, V CC = V DRV = V CFB, V DRAIN = V COMP = V OUT_ , FLT = unconnected,
V OV = V CS = V LEDGND = V DIM = V PGND = V SGND = 0V, V GATE = V NDRV , T A = +25 N C, unless otherwise noted.)
COMP LEAKAGE CURRENT
vs. TEMPERATURE
OUT_ LEAKAGE CURRENT
vs. TEMPERATURE
3.0
2.8
2.6
2.4
2.2
2.0
1.8
1.6
1.4
1.2
V IN = 12V
V EN = HIGH
V COMP = 2V
V DIM = LOW
60
55
50
45
40
35
30
25
V IN = 12V
V EN = HIGH
V OUT = 40V
V OUT = 12V
1.0
0.8
0.6
0.4
0.2
0
-40 -25 -10 5 20 35 50 65 80 95 110 125
TEMPERATURE (°C)
OV LEAKAGE CURRENT
vs. TEMPERATURE
20
15
10
5
0
-40 -25 -10 5 20 35 50 65 80 95 110 125
TEMPERATURE (°C)
POWER MOSFET R DSON
vs. TEMPERATURE
2.0
1.5
1.0
0.5
0
-0.5
-1.0
-1.5
-2.0
V IN = 12V
V EN = HIGH
-40 -25 -10 5 20 35 50 65 80 95 110 125
0.50
0.45
0.40
0.35
0.30
0.25
0.20
0.15
0.10
0.05
0
V IN = 12V
-40 -25 -10 5 20 35 50 65 80 95 110 125
8
TEMPERATURE (°C)
TEMPERATURE (°C)
Maxim Integrated
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MAX16838EVKIT+ 功能描述:LED 照明开发工具 MAX16838 evaluation 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:
MAX16839ASA+ 功能描述:LED照明驱动器 High-Voltage Linear w/LED Open Detect 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
MAX16839ASA+T 功能描述:LED照明驱动器 High-Voltage Linear w/LED Open Detect 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
MAX16839ATT/V+ 制造商:Maxim Integrated Products 功能描述:
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MAX16839ATT+ 制造商:Maxim Integrated Products 功能描述:HIGH-VOLTAGE LINEAR HIGH-BRIGHTNES - Bulk
MAX16839ATT+T 功能描述:LED照明驱动器 High-Voltage Linear w/LED Open Detect 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