SMD Type
300mW Zener Diodes
Type No.
Mark
P
D
(Max.)
(mW)
Zener Voltage
Vz ( 5%)
Nominal *
Test Current
I
ZT
mA
Z
Z
I
Z
=I
ZT
Max
Zzk
Iz=0.25mA
Max
Max
I
R
( )
V
R
(V)
Package
Diodes
Outline (Unit: mm)
MMBZ5221B
MMBZ5222B
MMBZ5223B
MMBZ5224B
MMBZ5225B
MMBZ5226B
MMBZ5227B
MMBZ5228B
MMBZ5229B
MMBZ5230B
MMBZ5231B
MMBZ5232B
MMBZ5233B
MMBZ5234B
MMBZ5235B
MMBZ5236B
MMBZ5237B
MMBZ5238B
MMBZ5239B
MMBZ5240B
MMBZ5241B
MMBZ5242B
MMBZ5243B
MMBZ5244B
MMBZ5245B
MMBZ5246B
MMBZ5247B
MMBZ5248B
MMBZ5249B
MMBZ5250B
MMBZ5251B
MMBZ5252B
18A
18B
18C
18D
18E
8A
8B
8C
8D
8E
8F
8G
8H
8J
8K
8L
300
8M
8N
8P
8Q
8R
8S
8T
8U
8V
8W
8X
8Y
8Z
81A
81B
81C
2.4
2.5
2.7
2.8
3
3.3
3.6
3.9
4.3
4.7
5.1
5.6
6
6.2
6.8
7.5
8.2
8.7
9.1
10
11
12
13
14
15
16
17
18
19
20
22
24
20
20
20
20
20
20
20
20
20
20
20
20
20
20
20
20
20
20
20
20
20
20
9.5
9
8.5
7.8
7.4
7
6.6
6.2
5.6
5.2
30
30
30
30
29
28
24
23
22
19
17
11
7
7
5
6
8
8
10
17
22
30
13
15
16
17
19
21
23
25
29
33
1200
1250
1300
1400
1600
1600
1700
1900
2000
1900
1600
1600
1600
1000
750
500
500
600
600
600
600
600
600
600
600
600
600
600
600
600
600
600
100
100
75
75
50
25
15
10
5
5
5
5
5
5
3
3
3
3
3
3
2
1
0.5
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
1
1
1
1
1
1
1
1
1
2
2
3
3.5
4
5
6
SOT-23
6.5
6.5
7
8
8.4
9.1
9.9
10
11
12
13
14
14
15
17
18
0.6mm,
: Under development
2.4
-0.2
0.55 1.3
+0.2
-0.15
+0.3
0.95
1.90
+
2.93
_ 0.2
1.0
+0.2
-0.1
1.3
Max
Note) * : Zener Voltage is measured with a pulse test current (Izt) applied at an ambient temperature of 25 ,
: Package mounted on 99.5% alumina 10 8
http://www.keccorp.com
77
0.2
MIN
0.45
+0.15
-0.05
+0.1
0.13
-0.05
Diodes