JIANGSU CHANGJIANG ELECTRONICS TECHNOLOGY CO., LTD
SOD-323 Plastic-Encapsulate Diode
MMSZ5221BS-MMSZ5259BS
ZENER DIODE
FEATURES
• Planar Die Construction
• Ultra-Small Surface Mount Package
• General purpose, Medium Current
• Ideally Suited for Automated Assembly Processes
SOD-323
Maximum Ratings(T
a
=25℃ unless otherwise specified)
Characteristic
Forward Voltage (Note 2)
Power Dissipation(Note 1)
Thermal Resistance, Junction to Ambient Air
Operating and Storage Temperature Range
@ I
F
= 10mA
Symbol
V
F
P
D
R
θJA
T
j
,T
STG
Value
0.9
200
625
-65
~
+150
2
Unit
V
mW
℃/W
℃
Notes:1. Device mounted on ceramic PCBS; 7.6 mm x 9.4 mm x 0.87 mm with pad areas 25 mm .
2. Tested with pulses, Tp≤1.0ms.
A,Jun,2011
Electrical Characteristics
( T
a
= 25°C unless otherWise specified )
Maximum Zener Impedance
(Note 4)
I
ZT
Max(V)
2.52
2.84
3.15
3.47
3.78
4.10
4.52
4.94
5.36
5.88
6.30
6.51
7.14
7.88
8.61
9.14
9.56
10.50
11.55
12.60
13.65
14.70
15.75
16.80
18.90
21.00
23.10
25.20
26.25
28.35
29.40
31.50
34.65
37.80
40.95
mA
20
20
20
20
20
20
20
20
20
20
20
20
20
20
20
20
20
20
20
20
9.5
9.0
8.5
7.8
7.0
6.2
5.6
5.2
5.0
5.0
4.5
4.2
3.8
3.4
3.2
30
30
30
28
24
23
22
19
17
11
7
7
5
6
8
8
10
17
22
30
13
15
16
17
21
25
29
33
35
41
44
49
58
70
80
Z
ZT
@I
ZT
Ω
1200
1300
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
600
600
700
700
800
Z
ZK
@I
ZK
I
ZK
mA
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
Maximum
Reverse
Current
I
R
uA
100
75
50
25
15
10
5
5
5
5
5
5
3
3
3
3
3
3
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
0.1
0.1
V
R
V
1.0
1.0
1.0
1.0
1.0
1.0
1.0
2.0
2.0
3.0
3.5
4.0
5.0
6.0
6.5
6.5
7.0
8.0
8.4
9.1
9.9
10
11
12
14
15
17
18
19
21
21
23
25
27
30
Type
Number
Zener Voltage Range (Note 2)
Code
V
Z
@I
ZT
Nom(V)
Min(V)
2.28
2.57
2.85
3.14
3.42
3.71
4.09
4.47
4.85
5.32
5.70
5.89
6.46
7.13
7.79
8.27
8.65
9.50
10.45
11.40
12.35
13.30
14.25
15.20
17.10
19.00
20.90
22.80
23.75
25.65
26.60
28.50
31.35
34.20
37.05
MMSZ5221BS
MMSZ5223BS
MMSZ5225BS
MMSZ5226BS
MMSZ5227BS
MMSZ5228BS
MMSZ5229BS
MMSZ5230BS
MMSZ5231BS
MMSZ5232BS
MMSZ5233BS
MMSZ5234BS
MMSZ5235BS
MMSZ5236BS
MMSZ5237BS
MMSZ5238BS
MMSZ5239BS
MMSZ5240BS
MMSZ5241BS
MMSZ5242BS
MMSZ5243BS
MMSZ5244BS
MMSZ5245BS
MMSZ5246BS
MMSZ5248BS
MMSZ5250BS
MMSZ5251BS
MMSZ5252BS
MMSZ5253BS
MMSZ5254BS
MMSZ5255BS
MMSZ5256BS
MMSZ5257BS
MMSZ5258BS
MMSZ5259BS
C1
C3
C5
G1
G2
G3
G4
G5
E1
E2
E3
E4
E5
F1
F2
F3
F4
F5
H1
H2
H3
H4
H5
J1
J3
J5
K1
K2
K3
K4
K5
M1
M2
M3
M4
2.4
2.7
3.0
3.3
3.6
3.9
4.3
4.7
5.1
5.6
6.0
6.2
6.8
7.5
8.2
8.7
9.1
10
11
12
13
14
15
16
18
20
22
24
25
27
28
30
33
36
39
A,Jun,2011
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