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1N5257 PDF预览

1N5257

更新时间: 2024-11-02 06:19:07
品牌 Logo 应用领域
SEME-LAB 稳压二极管测试
页数 文件大小 规格书
2页 19K
描述
ZENER VOLTAGE REGULATOR DIODE IN HERMETIC CERAMIC SURFACE MOUNT PACKAGE FOR HIGH RELIABILITY APPLICATIONS

1N5257 数据手册

 浏览型号1N5257的Datasheet PDF文件第2页 
1N5221B-LCC3  
TOB-LCC  
1N5281B-LCC3  
MECHANICAL DATA  
Dimensions in mm (inches)  
ZENER VOLTAGE REGULATOR  
DIODE IN HERMETIC CERAMIC  
SURFACE MOUNT PACKAGE  
FOR HIGH RELIABILITY  
APPLICATIONS  
1.40 ± 0.15  
(0.055 ± 0.006)  
5.59 ± 0.13  
(0.22 ± 0.005)  
0.25 ± 0.03  
(0.01 ± 0.001)  
0.23  
(0.009)  
rad.  
3
4
2
0.23  
(0.009)  
1
min.  
FEATURES  
• Military Screening Options available  
1.02 ± 0.20  
(0.04 ± 0.008)  
2.03 ± 0.20  
(0.08 ± 0.008)  
1 = CATHODE  
2 = N/C  
3 = N/C  
4 = ANODE  
ABSOLUTE MAXIMUM RATINGS  
-55 to +175°C  
-65 to +175°C  
500mW  
T
T
P
Operating temperature Range  
case  
stg  
Storage Temperature Range  
Power Dissipation T = 25°C  
TOT  
A
300°C/W  
RTH  
Thermal resistance (Junction to Ambient)  
J-A  
ELECTRICAL CHARACTERISTICS @ 25°C  
Nominal  
Zener Voltage  
Vz @ IZT  
Test  
Current  
IZT  
Max Zener Impedance  
Max Reverse Leakage Current  
Max Zener Voltage  
Part No.  
IR  
@
A
VR Volts  
B, C & D  
Z
ZT @ IZT  
Ohms  
Temp. Coeff  
Z
ZK @ IZK = 0.25mA  
Volts  
mA  
Ohms  
A
100  
100  
75  
75  
50  
25  
15  
10  
5.0  
5.0  
5.0  
5.0  
5.0  
5.0  
3.0  
0.95  
0.95  
0.95  
0.95  
0.95  
0.95  
0.95  
0.95  
0.95  
1.9  
1.0  
1.0  
1.0  
1.0  
1.0  
1.0  
1.0  
1.0  
1.0  
2.0  
2.0  
3.0  
3.5  
4.0  
5.0  
2.4  
2.5  
2.7  
2.8  
3.0  
3.3  
3.6  
3.9  
4.3  
4.7  
5.1  
5.6  
6.0  
6.2  
6.8  
20  
20  
20  
20  
20  
20  
20  
20  
20  
20  
20  
20  
20  
20  
20  
30  
30  
30  
30  
29  
28  
24  
23  
22  
19  
17  
11  
7.0  
7.0  
5.0  
– 0.085  
– 0.085  
– 0.080  
– 0.080  
– 0.075  
– 0.070  
– 0.065  
– 0.060  
± 0.055  
± 0.030  
± 0.030  
+ 0.038  
+ 0.038  
+ 0.045  
+ 0.050  
1N5221  
1N5222  
1N5223  
1N5224  
1N5225  
1N5226  
1N5227  
1N5228  
1N5229  
1N5230  
1N5231  
1N5232  
1N5233  
1N5234  
1N5235  
1200  
1250  
1300  
1400  
1600  
1600  
1700  
1900  
2000  
1900  
1600  
1600  
1600  
1000  
750  
1.9  
2.9  
3.3  
3.8  
4.8  
Semelab plc. Telephone +44(0)1455 556565. Fax +44(0)1455 552612.  
E-mail: sales@semelab.co.uk Website: http://www.semelab.co.uk  
Prelim. 1/99  

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