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CM431BCM233 参数 Datasheet PDF下载

CM431BCM233图片预览
型号: CM431BCM233
PDF下载: 下载PDF文件 查看货源
内容描述: 低电压可调并联稳压器 [LOW VOLTAGE ADJUSTABLE SHUNT REGULATOR]
分类和应用: 稳压器
文件页数/大小: 12 页 / 215 K
品牌: CHAMP [ CHAMPION MICROELECTRONIC CORP. ]
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CM431  
LOW VOLTAGE ADJUSTABLE SHUNT REGULATOR  
APPLICATION INFORMATION  
R*  
VBATT  
VO  
VBATT  
R1  
0.1%  
CM431  
VO  
CM431  
VREF  
Von 2V  
Voff VBATT  
Input  
R2  
0.1%  
Vth = 2.5V  
GND  
VO = (1 + R1/R2) × VREF  
Note: R should provide 1mA cathode current to the  
CM431 of minimum VBATT  
Figure 5. Single –Supply Comparator With Temperature  
Figure 4. Shunt Regulator  
compensated threshold.  
VBATT  
VO  
VBATT  
VO  
R1  
R2  
R1  
R2  
CM431  
C
CM431  
VO = (1 + R1/R2) × VREF  
Figure 7. Crowbar Circuit  
Figure 6. High-Current Shunt Regulator  
2006/10/11 Rev.1.4  
Champion Microelectronic Corporation  
Page 7