MMSZ5221B THRU MMSZ5262B
SURFACE MOUNT ZENER TYPE
SOD-123F
0.071(1.80)
0.055(1.40)
0.110(2.80)
0.098(2.50)
0.028(0.70)
0.019(0.50)
0.154(3.90)
0.141(3.60)
Dimensions in inches and (millimeters)
FEATURES
•
Up to 500mW power dissipation.
•
Silicon epitaxial planar chip structure.
•
Wide zener reverse voltage range 2.4V to 75V.
•
Very tiny package size for high density applications.
•
Ideally suited for automated assembly processes.
•
Lead-free parts meet environmental standards of
MIL-STD-19500 /228
MECHANICAL DATA
•
Epoxy:UL94-VO rated flame retardant
•
Case : Molded plastic, SOD-123F
•
Terminals : Solder plated, solderable per
MIL-STD-750, Method 2026
•
Polarity : Indicated by cathode band
•
Mounting Position : Any
•
Weight : Approximated 0.010 gram
MAXIMUM RATINGS
(at T
A
=25 C unless otherwise noted)
o
PARAMETER
Forward voltage
Power Dissipation
Forward surge current
Storage temperature
Operating temperature
I
F
= 100 mA DC
CONDITIONS
Symbol
V
F
P
D
0.008(0.20)MAX
0.053(1.35)
0.037(0.95)
MIN.
TYP.
MAX.
1.00
500
4000
UNIT
V
mW
mA
o
8.3ms single half sine-wave superimposed
on rate load (JEDEC methode)
I
FSM
T
STG
T
J
-65
-55
+175
+150
C
C
o
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1
MMSZ5221B THRU MMSZ5262B
SURFACE MOUNT ZENER TYPE
ELECTRICAL CHARACTERISTICS
(at T
A
=25 C unless otherwise noted)
o
Zener
voltage
Part No.
Marking
code
Min
MMSZ5221B
MMSZ5222B
MMSZ5223B
MMSZ5225B
MMSZ5226B
MMSZ5227B
MMSZ5228B
MMSZ5229B
MMSZ5230B
MMSZ5231B
MMSZ5232B
MMSZ5234B
MMSZ5235B
MMSZ5236B
MMSZ5237B
MMSZ5238B
MMSZ5239B
MMSZ5240B
MMSZ5241B
MMSZ5242B
MMSZ5243B
MMSZ5244B
MMSZ5245B
MMSZ5246B
MMSZ5247B
MMSZ5248B
MMSZ5250B
MMSZ5251B
MMSZ5252B
MMSZ5254B
MMSZ5255B
MMSZ5256B
MMSZ5257B
MMSZ5258B
MMSZ5259B
MMSZ5260B
MMSZ5261B
MMSZ5262B
C1
C2
C3
C5
D1
D2
D3
D4
D5
E1
E2
E4
E5
F1
F2
F3
F4
F5
H1
H2
H3
H4
H5
J1
J2
J3
J5
K1
K2
K4
K5
M1
M2
M3
M4
M5
N1
N2
2.28
2.38
2.57
3.85
3.14
3.42
3.71
4.09
4.47
4.85
5.32
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
16.15
17.10
19.00
20.90
22.80
25.65
26.60
28.50
31.35
34.20
37.05
40.85
44.65
48.45
V
Z
@ I
ZT
(Volts)
Nom
2.4
2.5
2.7
3.0
3.3
3.6
3.9
4.3
4.7
5.1
5.6
6.2
6.8
7.5
8.2
8.7
9.1
10
11
12
13
14
15
16
17
18
20
22
24
27
28
30
33
36
39
43
47
51
Max
2.52
2.63
2.84
3.15
3.47
3.78
4.10
4.52
4.94
5.36
5.88
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
17.85
18.90
21.00
23.10
25.20
28.35
29.40
31.50
34.65
37.80
40.95
45.15
49.35
53.55
Test
current
I
ZT
mA
20.0
20.0
20.0
20.0
20.0
20.0
20.0
20.0
20.0
20.0
20.0
20.0
20.0
20.0
20.0
20.0
20.0
20.0
20.0
20.0
9.5
9.0
8.5
7.8
7.5
7.0
6.2
5.6
5.2
5.0
4.5
4.2
3.8
3.4
3.2
3.0
2.7
2.5
Z
ZT
@ I
ZT
OHMs
30
30
30
30
28
24
23
22
19
17
11
7
5
6
8
8
10
17
22
30
13
15
16
17
19
21
25
29
33
41
44
49
58
70
80
93
105
125
Zener
impedance
Z
ZK
@ I
ZK
OHMs
1200
1250
1300
1600
1600
1700
1900
2000
1900
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
900
1000
1100
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
0.25
0.25
0.25
I
R
uA
100
100
75
50
25
15
10
5.0
5.0
5.0
5.0
5.0
3.0
3.0
3.0
3.0
3.0
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
0.1
0.1
0.1
0.1
0.1
Leakage
current
V
R
Volts
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
2.0
2.0
3.0
4.0
5.0
6.0
6.0
6.5
6.5
8.0
8.4
9.1
9.9
10.5
11
12
13
14
15
17
18
21
21
23
25
27
30
33
36
39
Note : 5% tolerance of Zener voltage
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2
MMSZ5221B THRU MMSZ5262B
SURFACE MOUNT ZENER TYPE
Rating and characteristic curves (MMSZ5221 THRU MMSZ5262)
FIG.1-TOTAL POWER DISSIPATION VS.
AMBIENT TEMPERATURE
600
TOTAL POWER DISSIPATION (mW)
FIG. 2-TYPICAL CHANGE OF WORKING VOLTAGE
o
UNDER OPERATING CONDITIONS AT TA =25 C
1000
500
VOLTAGE CHANGE (mV)
I
Z
= 5mA
100
400
300
200
10
100
0
0
40
80
120
o
0
160
200
0
5
10
15
20
25
AMIBIENT TEMPERATURE ( C)
ZENER VOLTAGE (V)
FIG. 3-TYPICAL CHANGE OF WORKING VOLTAGE
VS. JUNCTION TEMPERATURE
1.3
TEMPERATURE COEFFICIENT (10 / K)
RELATIVE VOLTAGE CHANGE
-4
FIG. 4-TEMPERATURE COEFFICIENT OF VZ
VS. Z-VOLTAGE
15
1.2
10 x 10 /K
1.1
8 x 10 /K
-4
6 x 10 /K
4 x 10 /K
-4
2 x 10 /K
0
-4
-2 x 10 /K
-4
-4 x 10 /K
-4
-4
-4
10
I
Z
= 5mA
5
1.0
0
0.9
0.8
-60
0
60
120
o
-5
180
240
0
10
20
30
40
50
JUNCTION TEMPERATURE ( C)
ZENER VOLTAGE (V)
FIG. 5-DIODE CAPACITANCE VS. Z-VOLTAGE
200
DIODE CAPACITANCE (pF)
150
100
50
0
0
5
10
15
20
25
ZENER VOLTAGE (V)
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3
MMSZ5221B THRU MMSZ5262B
SURFACE MOUNT ZENER TYPE
Rating and characteristic curves (MMSZ5221 THRU MMSZ5262)
FIG. 6-FORWARD CURRENT
VS. FORWARD VOLTAGE
100
50
FIG. 7-Z-CURRENT VS. Z-VOLTAGE
FORWARD CURRENT (mA)
ZENER CURRENT (mA)
10
40
P
tot
= 200mW
30
1
0.1
20
0.01
10
0.001
0
0.2
0.4
0.6
0.8
1.0
FORWARD VOLTAGE (V)
0
15
20
25
ZENER VOLTAGE (V)
30
35
FIG. 8-Z-CURRENT VS. Z-VOLTAGE
FIG. 9-DIFFERENTIAL Z-RESISTANCE VS. Z-VOLTAGE
100
DIFFERENTIAL Z-RESISTANCE (ohm)
1000
ZENER CURRENT (mA)
80
P
tot
= 200mW
60
I
Z
= 1mA
100
I
Z
= 5mA
10
40
20
I
Z
= 10mA
1
0
0
4
8
12
16
20
ZENER VOLTAGE (V)
0
5
10
15
20
25
ZENER VOLTAGE (V)
FIG. 10-THERMAL RESPONSE
THERMAL RESISTANCE FOR PULSE Cond. (K/W)
1000
t
p
/ T= 0.5
100
t
p
/ T= 0.2
Single Pulse
10
t
p
/ T= 0.1
t
p
/ T= 0.02
t
p
/ T= 0.05
1
0.1
1
10
PULSE LENGTH (mS)
100
1000
t
p
/ T= 0.01
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