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HV850

更新时间: 2024-02-21 19:49:17
品牌 Logo 应用领域
超科 - SUPERTEX 驱动器
页数 文件大小 规格书
6页 243K
描述
High Voltage Low Noise Inductorless EL Lamp Driver

HV850 技术参数

是否无铅: 含铅是否Rohs认证: 不符合
生命周期:Transferred零件包装代码:DIE
包装说明:DIE,Reach Compliance Code:compliant
ECCN代码:EAR99HTS代码:8542.39.00.01
风险等级:5.76接口集成电路类型:EL DISPLAY DRIVER
JESD-30 代码:X-XUUC-NJESD-609代码:e0
复用显示功能:NO功能数量:1
区段数:1最高工作温度:85 °C
最低工作温度:-25 °C封装主体材料:UNSPECIFIED
封装代码:DIE封装形状:UNSPECIFIED
封装形式:UNCASED CHIP峰值回流温度(摄氏度):NOT SPECIFIED
认证状态:Not Qualified最大供电电压:4.2 V
最小供电电压:3 V标称供电电压:3.5 V
表面贴装:YES温度等级:OTHER
端子面层:TIN LEAD端子形式:NO LEAD
端子位置:UPPER处于峰值回流温度下的最长时间:NOT SPECIFIED
Base Number Matches:1

HV850 数据手册

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HV850  
________________________________________________________________________________  
Pin Description  
Pin #  
Pad  
VDD  
REL  
Description  
1
2
Input supply voltage pin.  
An external resistor to VDD will set the EL lamp frequency.  
Enable input pin. Logic high will turn the device on. An external R-C circuit can be added for a  
delayed turn off.  
3
4
5
EN  
Logic input pin. An external logic clock applied to this pad can be used to set the EL lamp  
frequency (see Figure 3). This is useful for applications requiring the EL lamp to be  
synchronized to a system clock. Connect to ground when no in use.  
Logic input pin. Logic high will cause the EL lamp frequency to be set by the Clk-in input. Logic  
low will cause the EL lamp frequency to be set by the external Rel resistor.  
IC ground pin.  
Clk-in  
Clk-en  
6
7
8
Gnd  
VB  
EL lamp driver output pin. The EL lamp is connected across VA and VB terminals.  
EL lamp driver output pin. The EL lamp is connected across VA and VB terminals.  
VA  
Figure 1: Typical Applications  
V
=ON  
DD  
GND=OFF  
VDD  
REL  
VA  
VB  
EL  
Rel  
+
Lamp  
VDD  
Cdd  
EN  
GND  
-
Clk-in  
Clk-en  
HV850MG  
Note: Cdd=2.2µF, 6.3V low ESR  
Load  
REL  
VDD  
IDD  
Peak VA  
53V  
fEL  
3.0V  
3.5V  
4.0V  
8.9mA  
10.2mA  
10.4mA  
294Hz  
61V  
3.3nF+1K1.5MΩ  
66V  
Additional Examples  
Lamp Size  
REL  
VDD  
IDD  
Peak VA  
53V  
62V  
66V  
62V  
68V  
68V  
62V  
67V  
68V  
64V  
68V  
68V  
64V  
68V  
68V  
fEL  
Brightness  
7.31cd/m2  
10.35cd/m2  
12.62cd/m2  
11.54cd/m2  
14.33cd/m2  
14.90cd/m2  
8.55cd/m2  
10.29cd/m2  
10.94cd/m2  
8.25cd/m2  
9.62cd/m2  
9.95cd/m2  
6.02cd/m2  
7.50cd/m2  
10.94cd/m2  
3.0V  
3.5V  
4.0V  
3.0V  
3.5V  
4.0V  
3.0V  
3.5V  
4.0V  
3.0V  
3.5V  
4.0V  
3.0V  
3.5V  
4.0V  
8.4mA  
9.4mA  
9.9mA  
5.5mA  
5.3mA  
4.9mA  
5.6mA  
5.4mA  
5.0mA  
4.6mA  
4.1mA  
3.8mA  
4.8mA  
4.4mA  
5.0mA  
1.0in2  
250Hz  
1.65MΩ  
0.5in2  
1.0in2  
0.5in2  
1.0in2  
210Hz  
128Hz  
128Hz  
89Hz  
2.0MΩ  
3.3MΩ  
3.3MΩ  
4.7MΩ  
Supertex, Inc.  
4
1/21/04  

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