参数资料
型号: CL1K4
厂商: SUPERTEX INC
元件分类: 显示驱动器
中文描述: LED DISPLAY DRIVER, PSSO2
封装: TO-252, DPAK-3
文件页数: 1/4页
文件大小: 268K
代理商: CL1K4
1
Initial Release
Simple 90V 20mA Temperature Compensated
Constant Current LED Driver IC
Features
!
5.0V to 90V operating range (Va-b)
!
20mA ±5% at 45V Va-b
!
-8.5
A / °C Typical Temperature
Coefficient
!
SOT-89, D-PAK & TO-92 packages
!
No external components (two terminal
device)
!
Can be paralleled for higher current
Applications
!
LED driver
!
Industrial lamp indicators
!
Signage
!
Accent lighting
!
Automotive
!
Constant current source
!
Constant current sink
Typical Application Circuit
General Description
The Supertex CL1 is a high voltage, temperature
compensated, constant current source. The device is
trimmed to provide a constant current of 20mA±5%
at an input voltage of 45V. No external components
are required. The device can be used as a two
terminal constant current source or constant current
sink.
A typical application for the CL1 is to drive LEDs with
a constant current of 20mA. They can also be used
in parallel to provide higher currents such as 40mA,
60mA or 80mA. The device is available in SOT-89,
D-PAK and TO-92 packages.
B062905
ILED
< 20mA
Va
Vb
CL1
Up to 90V
+V
LED(total)
+
VLED(total)
-
Va
Control Circuit
and Temperature
Compensation
Vb
Functional Circuit Diagram
CL1
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相关代理商/技术参数
参数描述
CL1K4-G 功能描述:LED照明驱动器 90V 20mA Constant A 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
CL1L52M002S 制造商:TFT 功能描述:20ps SM DELAY LINE CHIP - free partial T/R at 500.
CL1L52M004S 制造商:TFT 功能描述:40ps SM DELAY LINE CHIP 制造商:TFT 功能描述:40ps SM DELAY LINE CHIP - free partial T/R at 500.
CL1L52M006S 制造商:TFT 功能描述:60ps SM DELAY LINE CHIP 制造商:TFT 功能描述:60ps SM DELAY LINE CHIP - free partial T/R at 500.
CL1L52M008S 制造商:TFT 功能描述:80ps SM DELAY LINE CHIP - free partial T/R at 500.