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CM3132 参数 Datasheet PDF下载

CM3132图片预览
型号: CM3132
PDF下载: 下载PDF文件 查看货源
内容描述: 三路线性稳压器为DDR -I内存和CPU [Triple Linear Voltage Regulator for DDR-I Memory and CPU]
分类和应用: 稳压器双倍数据速率
文件页数/大小: 11 页 / 227 K
品牌: CALMIRCO [ CALIFORNIA MICRO DEVICES CORP ]
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PRELIMINARY  
CM3132  
Specifications (cont’d)  
(SEE NOTE1)  
ELECTRICAL OPERATING CHARACTERISTICS  
SYMBOL PARAMETER  
General Parameters  
CONDITIONS  
MIN  
TYP  
MAX  
UNITS  
TOVER  
THYST  
ICCN  
Shutdown Junction Temperature  
-
-
150  
25  
-
-
°C  
°C  
µA  
Junction Temp Hysterisis  
IC in shutdown  
Normal Mode VCC Supply  
Current  
EN_DDR = logic "0",  
EN_CORE =logic "0"  
400  
800  
ICCQ  
Shutdown Mode VCC Supply  
Current  
EN_DDR = logic "1",  
EN_CORE =logic "1"  
2
10  
µA  
ISENSE IN SENSE_CORE Input Current  
VSENSE_CORE=0.6V  
VCORE=3.3V  
0.1  
1.0  
µA  
VIH  
EN_DDR, EN_CORE Input  
High Threshold  
2.0  
V
VIL  
EN_DDR, EN_CORE Input  
Low Threshold  
VCORE=3.3V  
0.4  
1.8  
V
V
UVLO  
Under Voltage Lock-Out  
IDDQ = 10mA  
tRISE  
VDDQ, VCORE Rise TIme  
VCC = 3.3V, CLOAD = 10µF  
0.5  
ms  
VDDQ Regulator Parameters  
VCC MIN Input Voltage  
VDDQ DEF Default Output Voltage  
VDDQ = 2.5V, IDDQ = 1.5A, Note 2  
2.80  
2.45  
V
V
2.50  
-
2.55  
2.5  
I
DDQ = 0.01A, 2.8V VCC 3.6V,  
Note 2  
VDDQ LD  
Load Regulation  
TA = 25°C, VCC = 3.3V,  
0.01A IDDQ 1.5A, Note 2  
-
%
%
VDDQ LINE Line Regulation  
TA = 25°C, IDDQ = 0.01A,  
-1.0  
-
1.0  
2.8V VCC 3.6V, Note 2  
eN DDQ  
IDDQ LIM  
IDDQ SC  
Output Noise Voltage  
BW = 10Hz - 100kHz, CDDQ = 10µF  
49  
2.0  
0.5  
µVrms  
Current Limit  
Note 2  
1.7  
A
A
Short Circuit Current  
VDDQ < 0.3V  
© 2004 California Micro Devices Corp. All rights reserved.  
4
430 N. McCarthy Blvd., Milpitas, CA 95035-5112  
Tel: 408.263.3214  
Fax: 408.263.7846  
www.calmicro.com  
10/13/04  
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