1N957 [JINANJINGHENG]
0.5W SILICON PLANAR ZENER DIODES; 0.5W硅平面齐纳二极管
| 型号： | 1N957 |
| 厂家： | 
JINAN JINGHENG (GROUP) CO.,LTD |
| 描述： | 0.5W SILICON PLANAR ZENER DIODES |
| 文件： | 总2页 (文件大小：81K) |
| 中文： | 中文翻译 | 下载： | 下载PDF数据表文档文件 |
R
0.5W SILICON PLANAR ZENER DIODES
S
E M I C O N D U C T O R
DO-35
FEATURES
Silic on p la na r p owe r ze ne r d iod e s
Sta nd a rd s ze ne r volta g e tole ra nc e is + 20%.Ad d suffix "A" for+ 10%
tole ra nc e a nd suffix "B" for + 5% tole ra nc e othe r tole ra nc e , non
sta nd a rd s a nd hig he r ze ne r volta g e up on re que st
1.083(27.5)
MIN
0.079(2.0)
MAX
DIA
0.150(3.8)
MAX
MECHANICAL DATA
Case
Polarity
Weight
:
DO-35 g la ss c a se
1.083(27.5)
MIN
:
Color b a nd d e note s c a thod e e nd
App rox. 0.13 g ra m
0.020(0.52)
MAX
DIA
:
Dime nsions in inc he s a nd (millime te rs)
ABSOLUTE MAXIMUM RATINGS(LIMITING VALUES) (T
A
= 25 C)
Ze ne r c urre nt se e ta b le "Cha ra c te ristic s"
Powe r d issip a tion a t T = 25 C
Junc tion te mp e ra ture
Stora g e te mp e ra ture ra ng e
1) Va lid p ro vid e d tha t a d ista nc e of 8mm from c a se a re ke p t a t a mb ie nt te mp e ra ture
A
mW
P
tot
5001)
175
C
C
T
J
-65 to+ 175
T
STG
ELECTRICAL CHARACTERISTICS (T
A
= 25 C)
R
JA
3001)
1.5
The rma l re sista nc e junc tion to a mb ie n a irt
Forwa rd volta g e a t I = 200mA
1) Va lid p ro vid e d tha t a d ista nc e of 8mm from c a se a re ke p t a t a mb ie nt te mp e ra ture
C/W
F
V
F
Ze ne r Volta g e
3)
1)
ra nge
Te st-Volta g e
2)
2)
R
I
Suffix A
Suffix B
V
I
ZT
Z
ZT
Z
ZK
I
ZK
V
ZNOM
A
mA
18.5
16.5
15
mA
1.0
%/ C
0.050
mA
47
V
V
1N957
1N958
1N959
1N960
1N961
6.8
7.5
8.2
9.1
4.5
5.5
4.9
5.4
5.9
6.6
5.2
150
75
0.058
0.062
0.068
0.075
5.7
42
0.5
50
6.2
38
14
6.9
35
10
5
10
12.5
7.2
7.6
32
700
1N962
1N963
1N964
11
12
13
11.5
10.5
9.5
5
0.076
0.077
0.079
8.0
8.6
9.4
8.4
9.1
9.9
28
26
24
11.5
13
1N965
1N966
1N967
15
16
18
8.5
7.8
7.0
16
17
21
0.082
0.083
0.085
10.8
11.5
13.0
11.4
12.2
13.7
21
19
17
1N968
1N969
20
22
6.2
5.6
25
29
0.086
0.087
14.4
15.8
15.2
16.7
15
14
750
0.25
1N970
1N971
1N972
1N973
1N974
1N975
1N976
1N977
1N978
24
27
30
33
36
39
43
47
51
5.2
4.6
4.2
3.8
3.4
3.2
3.0
2.7
2.5
33
41
0.088
0.090
0.091
0.092
0.093
0.094
0.095
0.095
0.096
17.3
19.4
21.6
23.8
25.9
28.1
31.0
33.8
36.7
18.2
20.6
22.8
25.1
27.4
29.7
32.7
35.8
38.8
14
5
11
49
10
58
9.0
8.5
7.8
7.0
6.4
5.9
1000
1500
70
80
93
105
125
Notes
:
(1)The Ze ne r imp e da nc e is de rive d from the 1kHz Ac volta g e whic h re sults whe n a n AC c urre nt ha ving a n RMS va lue e qua l to 10%
of the Ze ne r c urre nt (1ZT) is sup e rimp ose d on1ZT Ze ne r im pe d a nc e is me a sure d a t two p oints to insure a sha rp kne e on the
b re a kd own c urve a nd to e limina te unsta b le units.
(2)va lid provid e d tha t le a d s a re ke p t a t a m bie nt te mp e ra ture a t a d ista nc e of 8 mm from c a se .
(3)Me a sure d with d e vic e junc tion in the rma l e quilib rium.
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