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1N749A PDF预览

1N749A

更新时间: 2024-02-21 14:37:27
品牌 Logo 应用领域
美国国家半导体 - NSC 二极管齐纳二极管测试
页数 文件大小 规格书
2页 36K
描述
Half Watt Zeners

1N749A 技术参数

生命周期:Active包装说明:O-LELF-R2
Reach Compliance Code:compliantECCN代码:EAR99
HTS代码:8541.10.00.50风险等级:5.48
外壳连接:ISOLATED配置:SINGLE
二极管元件材料:SILICON二极管类型:ZENER DIODE
JEDEC-95代码:DO-213AAJESD-30 代码:O-LELF-R2
JESD-609代码:e0元件数量:1
端子数量:2封装主体材料:GLASS
封装形状:ROUND封装形式:LONG FORM
极性:UNIDIRECTIONAL最大功率耗散:0.5 W
认证状态:Not Qualified标称参考电压:4.3 V
表面贴装:YES技术:ZENER
端子面层:TIN LEAD端子形式:WRAP AROUND
端子位置:END最大电压容差:10%
工作测试电流:20 mA

1N749A 数据手册

 浏览型号1N749A的Datasheet PDF文件第2页 
Discr ete P OWER & Sign a l  
Tech n ologies  
N
1N746A - 1N759A Series Half Watt Zeners  
Tolerance: A = 5%  
Absolute Maximum Ratings*  
TA = 25°C unless otherwise noted  
Parameter  
Value  
Units  
Storage Temperature Range  
-65 to +200  
+ 175  
°C  
°C  
°C  
Maximum Junction Operating Temperature  
Lead Temperature (1/16” from case for 10 seconds)  
+ 230  
Total Device Dissipation  
500  
mW  
Derate above 25°C  
3.33  
mW/°C  
*These ratings are limiting values above which the serviceability of the diode may be impaired.  
DO-35  
NOTES:  
1) These ratings are based on a maximum junction temperature of 200 degrees C.  
2) These are steady state limits. The factory should be consulted on applications involving pulsed  
or low duty cycle operations.  
Electrical Characteristics  
TA = 25°C unless otherwise noted  
VR  
TA=150°C  
(V)  
VZ  
(V)  
ZZ  
()  
IZT  
(mA)  
IR1  
(µA)  
VR  
(V)  
IR2  
(µA)  
TC  
(%/°C)  
IZM*  
(mA)  
@
@
@
Device  
1N746A  
3.3  
3.6  
3.9  
4.3  
4.7  
5.1  
5.6  
6.2  
6.8  
7.5  
8.2  
9.1  
10  
28  
24  
23  
22  
19  
17  
11  
7.0  
5.0  
6.0  
8.0  
10  
17  
30  
20  
20  
20  
20  
20  
20  
20  
20  
20  
20  
20  
20  
20  
20  
10  
10  
10  
1.0  
1.0  
1.0  
1.0  
1.0  
1.0  
1.0  
1.0  
1.0  
1.0  
1.0  
1.0  
1.0  
1.0  
30  
30  
30  
30  
30  
20  
20  
20  
20  
20  
20  
20  
20  
20  
1.0  
1.0  
1.0  
1.0  
1.0  
1.0  
1.0  
1.0  
1.0  
1.0  
1.0  
1.0  
1.0  
1.0  
- 0.070  
- 0.065  
- 0.060  
110  
100  
95  
85  
75  
70  
65  
60  
55  
50  
45  
40  
35  
38  
1N747A  
1N748A  
1N749A  
1N750A  
1N751A  
1N752A  
1N753A  
1N754A  
1N755A  
1N756A  
1N757A  
1N758A  
1N759A  
2.0  
2.0  
1.0  
1.0  
0.1  
0.1  
0.1  
0.1  
0.1  
0.1  
0.1  
+/- 0.055  
+/- 0.030  
+/- 0.030  
+ 0.038  
+ 0.045  
+ 0.050  
+ 0.058  
+ 0.062  
+ 0.068  
+ 0.075  
+ 0.077  
12  
*IZM (Maximum Zener Current Rating) Values shown are based on the JEDEC rating of 400 milliwatts. Where the actual zener voltage (VZ) is known  
at the operating point, the maximum zener current may be increased and is limited by the derating curve.  

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