SMD Type
Surface Mount Zener Diodes
MMSZ5221B - MMSZ5272B
Diodes
Features
500mW Power Dissipation
Planar Die Construction
General Purpose, Medium Current
Absolute Maximum Ratings (Ta = 25 )
Parameter
Power dissipation
Thermal Resistance, Junction to Ambient Air
Forward Voltage
@ I
F
= 10mA
R
Symbol
P
JA
Rating
500
350
0.9
150
-55 to +150
Unit
mW
/W
V
V
F
T
j
T
stg
Jumction temperature
Storage temperature
Electrical Characteristics (Ta = 25 )
Zener voltage
V
Z
(V)
Type
Nom.
MMSZ5221B
MMSZ5222B
MMSZ5223B
MMSZ5224B
MMSZ5225B
MMSZ5226B
MMSZ5227B
MMSZ5228B
MMSZ5229B
MMSZ5230B
MMSZ5231B
MMSZ5232B
2.4
2.5
2.7
2.8
3.0
3.3
3.6
3.9
4.3
4.7
5.1
5.6
Min.
2.28
2.38
2.57
2.66
2.85
3.14
3.42
3.71
4.09
4.47
4.85
5.32
Max.
2.52
2.63
2.84
2.94
3.15
3.47
3.78
4.10
4.52
4.94
5.36
5.88
I
ZT
(mA)
20
20
20
20
20
20
20
20
20
20
20
20
Z
ZT
@ I
ZT
( )
30
30
30
30
29
28
24
23
22
19
17
11
Z
ZK
@ I
ZK
=0.25mA
( )
1200
1250
1300
1400
1600
1600
1700
1900
2000
1900
1600
1600
I
R
( A)
100
100
75
75
50
25
15
10
5
5
5
5
@ V
R
(V)
1
1
1
1
1
1
1
1
1
2
2
3
C1
C2
C3
C4
C5
D1
D2
D3
D4
D5
E1
E2
Zener Impedance
Leakage Current
Marking
www.kexin.com.cn
1
KEXIN [ GUANGDONG KEXIN INDUSTRIAL CO.,LTD ]
