350mW Surface Mount Zener Diodes
MMBZ5225B-MMBZ5267B
Normal Zener Voltage
P/N
Marking
Code
Nom. (V)
V
Z
@ I
ZT
Min. (V)
Max. (V)
I
ZT (mA)
Max. Zener impedance
Z
ZT
@ I
ZT
Ω
Z
zk
@ I
zk
Ω
mA
Max. reverse
leakage current
I
D
@ V
R
µA
V
R
(V)
MMBZ5257B
MMBZ5258B
MMBZ5259B
MMBZ5260B
MMBZ5261B
MMBZ5262B
MMBZ5263B
MMBZ5264B
MMBZ5265B
MMBZ5266B
MMBZ5267B
81H
81J
81K
81F
81M
81N
81P
81Q
81R
81S
81T
33
36
39
43
47
51
56
60
62
68
75
31.35
34.20
37.05
40.85
44.65
48.45
53.20
57.00
58.90
64.60
71.25
34.65
37.80
40.95
45.15
49.35
53.55
58.80
63.00
65.10
71.40
78.75
3.8
3.4
3.2
3.0
2.7
2.5
2.2
2.1
2.0
1.8
1.7
58.0
70.0
80.0
93.0
105.0
125.0
150.0
170.0
185.0
230.0
270.0
700
700
800
900
1000
1100
1300
1400
1400
1600
1700
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
25.0
27.0
30.0
33.0
36.0
39.0
43.0
46.0
47.0
52.0
56.0
Characteristics Curves
P
D
Max. Power Dissipation (mW)
Ambient Temperature T
a
(°C)
Fig.1 Power Derating Curve
Iz Zener Current (mA)
Zener Voltage (V)
Fig.2 Breakdown Characteristic
Rev. A/JJ 2007-06-15
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