SMD Type
300mW Zener Diode
Type No.
Mark
P
D
(Max.)
(mW)
Zener Voltage
V
Z
( 5%)
Nominal *
Test Current
I
ZT
(mA)
Z
Z
I
Z
=I
ZT
Z
ZK
I
Z
=0.25
mA
Diode
Max.
Package
I
R
( A)
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
V
R
(V)
2
2
3
3.5
4
5
6
6.5
6.5
7
1.3
+0.2
-0.15
Outline (Unit : mm)
Max. (
19
17
11
7
7
5
6
8
8
10
17
22
30
13
15
16
17
19
21
23
25
29
33
)
Max. (
1900
1600
1600
1600
1000
750
500
500
600
600
600
600
600
600
600
600
600
600
600
600
600
600
600
,
)
MMBZ5230B
MMBZ5231B
MMBZ5232B
MMBZ5233B
MMBZ5234B
MMBZ5235B
MMBZ5236B
MMBZ5237B
MMBZ5238B
MMBZ5239B
MMBZ5240B
MMBZ5241B
MMBZ5242B
MMBZ5243B
MMBZ5244B
MMBZ5245B
MMBZ5246B
MMBZ5247B
MMBZ5248B
MMBZ5249B
MMBZ5250B
MMBZ5251B
MMBZ5252B
8E
8F
8G
8H
8J
8K
8L
8M
8N
8P
8Q
8R
8S
8T
8U
8V
8W
8X
8Y
8Z
81A
81B
81C
300
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
9.5
9
8.5
7.8
7.4
7
6.6
6.2
5.6
5.2
8
8.4
9.1
9.9
10
11
12
13
14
14
15
17
18
0.6mm.
+
2.93
_ 0.2
0.13
+0.1
-0.05
0.55
0.45
+0.15
-0.05
0.95
1.90
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
500mW Zener Diode
Type No.
Mark
P
D
(mW)
Zener Voltage
Min.
Max.
I
R
1
I
R
2
Package
Outline (Unit : mm)
+
2.5
_ 0.2
+
0.88
_ 0.1
+
0.5
_ 0.1
+
0.6
_ 0.1
+0.2
1.25
/-0.1
USFZ5.6V
56
500
5.1V
6.1V
Power Zener Diode (Surge Absorber)
Type No.
Z4W27V
Z5W27V
Z5W37V
Z6W27V
Max. Ratings
P
D
(mW)
4
5
5
6
Min.
24
24
34
24
V
Z
(V)
Max.
30
30
40
30
I
Z
(mA)
10
10
10
10
Max.
30
30
30
30
Z
Z
(
)
I
Z
(mA)
10
10
10
10
Max.
10
10
10
10
I
R
( A)
V
R
(V)
22
+
10.0
_ 0.5
+
8.5
_ 0.5
Package
Outline (Unit : mm)
+
15.5
_ 0.5
+0.05
0.13
/-0.03
0.2
(V
R
=2.5V)
1.5
(V
R
=4V)
USF
2
+
0.6
_ 0.1
1
+
1.9
_ 0.1
+
1.4
_ 0.1
_
3.3
+0.5
+
7.6
_ 0.5
22
DO-218
32
22
+
10.0
_ 0.3
+
13.5
_ 0.3
+
5.0
_ 0.3
+
2.5
_ 0.5
+
+
9.0
_ 0.3
2.0
_ 0.5
+
3.0
_ 0.5
81
0.2
MIN
SOT-23
2.4
+0.3
-0.2
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