参数资料
型号: MMBZ5257B/E9
厂商: VISHAY SEMICONDUCTORS
元件分类: 齐纳二极管
英文描述: 33 V, 0.225 W, SILICON, UNIDIRECTIONAL VOLTAGE REGULATOR DIODE, TO-236AB
封装: PLASTIC PACKAGE-3
文件页数: 2/3页
文件大小: 92K
代理商: MMBZ5257B/E9
MMBZ5225 thru MMBZ5267
Vishay Semiconductors
formerly General Semiconductor
www.vishay.com
Document Number 88361
2
01-May-02
MMBZ5225
18E
3.0
20
30
1600
-0.075
50
1.0
MMBZ5226
8A
3.3
20
28
1600
-0.070
25
1.0
MMBZ5227
8B
3.6
20
24
1700
-0.065
15
1.0
MMBZ5228
8C
3.9
20
23
1900
-0.060
10
1.0
MMBZ5229
8D
4.3
20
22
2000
-0.055
5
1.0
MMBZ5230
8E
4.7
20
19
1900
±0.030
5
2.0
MMBZ5231
8F
5.1
20
17
1600
±0.030
5
2.0
MMBZ5232
8G
5.6
20
11
1600
+0.038
5
3.0
MMBZ5233
8H
6.0
20
7
1600
+0.038
5
3.5
MMBZ5234
8J
6.2
20
7
1000
+0.045
5
4.0
MMBZ5235
8K
6.8
20
5
750
+0.050
3
5.0
MMBZ5236
8L
7.5
20
6
500
+0.058
3
6.0
MMBZ5237
8M
8.2
20
8
500
+0.062
3
6.5
MMBZ5238
8N
8.7
20
8
600
+0.065
3
6.5
MMBZ5239
8P
9.1
20
10
600
+0.068
3
7.0
MMBZ5240
8Q
10
20
17
600
+0.075
3
8.0
MMBZ5241
8R
11
20
22
600
+0.076
2
8.4
MMBZ5242
8S
12
20
30
600
+0.077
1
9.1
MMBZ5243
8T
13
9.5
13
600
+0.079
0.5
9.9
MMBZ5244
8U
14
9.0
15
600
+0.082
0.1
10
MMBZ5245
8V
15
8.5
16
600
+0.082
0.1
11
MMBZ5246
8W
16
7.8
17
600
+0.083
0.1
12
MMBZ5247
8X
17
7.4
19
600
+0.084
0.1
13
MMBZ5248
8Y
18
7.0
21
600
+0.085
0.1
14
MMBZ5249
8Z
19
6.6
23
600
+0.086
0.1
14
MMBZ5250
81A
20
6.2
25
600
+0.086
0.1
15
MMBZ5251
81B
22
5.6
29
600
+0.087
0.1
17
MMBZ5252
81C
24
5.2
33
600
+0.087
0.1
18
MMBZ5253
81D
25
5.0
35
600
+0.089
0.1
19
MMBZ5254
81E
27
4.6
41
600
+0.090
0.1
21
MMBZ5255
81F
28
4.5
44
600
+0.091
0.1
21
MMBZ5256
81G
30
4.2
49
600
+0.091
0.1
23
MMBZ5257
81H
33
3.8
58
700
+0.092
0.1
25
MMBZ5258
81J
36
3.4
70
700
+0.093
0.1
27
MMBZ5259
81K
39
3.2
80
800
+0.094
0.1
30
MMBZ5260
18F
43
3.0
93
900
+0.095
0.1
33
MMBZ5261
81M
47
2.7
105
1000
+0.095
0.1
36
MMBZ5262
81N
51
2.5
125
1100
+0.096
0.1
39
MMBZ5263
81P
56
2.2
150
1300
+0.096
0.1
43
MMBZ5264
81Q
60
2.1
170
1400
+0.097
0.1
46
MMBZ5265
81R
62
2.0
185
1400
+0.097
0.1
47
MMBZ5266
81S
68
1.8
230
1600
+0.097
0.1
52
MMBZ5267
81T
75
1.7
270
1700
+0.098
0.1
56
Type
Marking
Code
Nominal
Zener
voltage(3)
at
IZT
VZ(V)
Test
current
IZT(mA)
Maximum Zener
impedance(2)
Typical
temperture
coefficient
α
VZ
(%/°C)
Maximum reverse
leakage current
Test
IR
Voltage
(
A)
VR (V)
at
IZT
ZZT(
)
at
IZK = 0.25 mA
ZZK(
)
Notes: (1) The Zener Impedance is derived from the 1kHZ AC voltage which results when an AC current having an
RMS value equal to 10% of the Zener current (IZT or IZK) is superimposed on IZT or IZK.
Zener Impedance is measured at two points to insure a sharp knee on the breakdown curve
and to eliminate unstable units.
(2) Valid provided case is kept at ambient temperature.
(3) Measured at thermal equilibrium.
Electrical Characteristics (TA = 25°C unless otherwise noted) Maximum VF = 0.9 V at IF = 10 mA
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