BL
Galaxy Electrical
350mW Surface Mount Zener Diode
Production specification
MMBZ5221B-5259B
Maximum Reverse
Leakage Current
Zerner Voltage Range
Type Number
Marking
Code
V
Z
@I
ZT
Nom(V)
MMBZ5240B
MMBZ5241B
MMBZ5242B
MMBZ5243B
MMBZ5245B
MMBZ5246B
MMBZ5248B
MMBZ5250B
MMBZ5251B
MMBZ5252B
MMBZ5254B
MMBZ5255B
MMBZ5256B
MMBZ5257B
MMBZ5258B
MMBZ5259B
KF5
KH1
KH2
KH3
KH5
KJ1
KJ3
KJ5
KK1
KK2
KK4
KK5
KM1
KM2
KM3
KM4
10
11
12
13
15
16
18
20
22
24
27
28
30
33
36
39
Min(V)
9.5
10.45
11.40
12.35
14.25
15.20
17.1
19.00
20.90
22.80
25.65
26.60
28.50
31.35
34.20
37.05
Max(V)
10.50
11.55
12.60
13.65
15.75
16.80
18.90
21.00
23.10
25.20
28.35
29.40
31.50
34.65
37.80
40.95
I
ZT
(mA)
20
20
20
9.5
8.5
7.8
7.0
6.2
5.6
5.2
5.0
4.5
4.2
3.8
3.4
3.2
Maximum Zener Impedance
Z
ZT@
I
ZT
Z
ZK
@I
ZK
=0.25mA
(Ω)
I
R
(μA)
V
R
(V)
8.0
8.4
9.1
9.9
11
12
14
15
17
18
21
21
23
25
27
30
17
22
30
13
16
17
21
25
29
33
41
44
49
58
70
80
600
600
600
600
600
600
600
600
600
600
600
600
600
700
700
800
3.0
2.0
1.0
0.5
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
Document number: BL/SSZDC064
Rev.A
www.galaxycn.com
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BILIN [ GALAXY SEMI-CONDUCTOR HOLDINGS LIMITED ]
