®
MMSZ5221B – MMSZ5262B
500mW SURFACE MOUNT ZENER DIODE
WON-TOP ELECTRONICS
Pb
Features
Planar Die Construction
500mW Power Dissipation
2.4V – 51V Nominal Zener Voltage
5% Standard Vz Tolerance
Designed for Surface Mount Application
Plastic Material – UL Recognition Flammability
Classification 94V-0
A
SOD-123
Dim
Min
3.60
2.50
1.40
0.30
—
0.15
0.95
—
Max
3.90
2.80
1.80
0.78
0.25
—
1.35
0.15
C
D
B
E
A
B
C
D
E
G
H
J
Mechanical Data
Case: SOD-123, Molded Plastic
Terminals: Plated Leads Solderable per
MIL-STD-202, Method 208
Polarity: Cathode Band
Weight: 0.01 grams (approx.)
Marking: Device Code
Lead Free: For RoHS / Lead Free Version,
Add “-LF” Suffix to Part Number, See Page 5
G
H
J
All Dimensions in mm
Maximum Ratings
@T
A
=25°C unless otherwise specified
Characteristic
Power Dissipation at T
L
= 75°C (Note 1)
Forward Voltage @ I
F
= 10mA
Thermal Resistance, Junction to Ambient (Note 2, 3)
Thermal Resistance, Junction to Lead (Note 2, 3)
Operating and Storage Temperature Range
Note: 1. Mounted on FR-4 PCB with minimum recommended pad layout.
2. Thermal resistance measurement obtained via infrared scan method.
Symbol
P
D
V
F
R
θJA
R
θJL
T
J
, T
STG
Value
500
0.9
340
150
-65 to +150
Unit
mW
V
°C/W
°C
© Won-Top Electronics Co., Ltd.
Revision: October, 2018
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1
®
MMSZ5221B – MMSZ5262B
WON-TOP ELECTRONICS
0.5
40
T
J
= 25°C
2V4
2V7
3V0
3V3
3V6
3V9
4V3
4V7
5V1
5V6 6V8
6V2
7V5
8V2
9V1
P
D
, POWER DISSIPATION (W)
I
Z
, ZENER CURRENT (mA)
0.4
30
0.3
20
0.2
10
0.1
0
0
25
50
75
100
125
T
L
, LEAD TEMPERATURE (°C)
Fig. 1 Power Derating Curve
150
0
0
1
3
4
5
6
7
8
9
V
Z
, ZENER VOLTAGE (V)
Fig. 2 Zener Breakdown Characteristics
2
10
25
Test Current I
Z
10
12
15
18
T
J
= 25°C
10
39
47
43
51
T
J
= 25°C
I
Z
, ZENER CURRENT (mA)
15
22
27
I
Z
, ZENER CURRENT (mA)
20
8
6
36
5
Test Current I
Z
33
2
0
0
5
15 20 25 30 35 40 45
V
Z
, ZENER VOLTAGE (V)
Fig. 3 Zener Breakdown Characteristics
10
50
0
0
10
30 40 50 60 70 80 90 100
V
Z
, ZENER VOLTAGE (V)
Fig. 4 Zener Breakdown Characteristics
20
I
F
, INSTANTANEOUS FORWARD CURRENT (mA)
1000
C
J
, JUNCTION CAPACITANCE (pF)
1000
T
J
= 25°C
f = 1MHz
100
@ 0V Bias
T
J
= 100°C
100
@ 1V Bias
10
T
J
= 25°C
1
0
0.2
1.0
0.4
0.6
0.8
V
F
, INSTANTANEOUS FORWARD VOLTAGE (V)
Fig. 5 Typical Forward Characteristics
10
10
100
V
Z
, NOMINAL ZENER VOLTAGE (V)
Fig. 6 Junction Capacitance vs. Nominal Zener Voltage
© Won-Top Electronics Co., Ltd.
Revision: October, 2018
1
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2
Test Current I
Z
10
4
Test Current I
Z
Test Current I
Z
Mounted on FR-4 PCB with
Minimum Recommended
Pad Layout
®
MMSZ5221B – MMSZ5262B
WON-TOP ELECTRONICS
Electrical Characteristics (@T
A
=25°C unless otherwise specified) Table 1
Device
Type
Number
(Note 1)
Marking
Code
(Note 2)
TW
MMSZ5221B
MMSZ5222B
MMSZ5223B
MMSZ5225B
MMSZ5226B
MMSZ5227B
MMSZ5228B
MMSZ5229B
MMSZ5230B
MMSZ5231B
MMSZ5232B
MMSZ5233B
MMSZ5234B
MMSZ5235B
MMSZ5236B
MMSZ5237B
MMSZ5238B
MMSZ5239B
MMSZ5240B
MMSZ5241B
MMSZ5242B
MMSZ5243B
MMSZ5245B
MMSZ5246B
MMSZ5248B
MMSZ5250B
MMSZ5251B
MMSZ5252B
MMSZ5254B
MMSZ5255B
MMSZ5256B
MMSZ5257B
MMSZ5258B
MMSZ5259B
MMSZ5260B
MMSZ5261B
MMSZ5262B
C1
C2
C3
C5
D1
D2
D3
D4
D5
E1
E2
E3
E4
E5
F1
F2
F3
F4
F5
H1
H2
H3
H5
J1
J3
J5
K1
K2
K4
K5
M1
M2
M3
M4
M5
N1
N2
CN
C1
C2
C3
C5
G1
G2
G3
G4
G5
E1
E2
E3
E4
E5
F1
F2
F3
F4
F5
H1
H2
H3
H5
J1
J3
J5
K1
K2
K4
K5
M1
M2
M3
M4
M5
N1
N2
Nom (V)
2.4
2.5
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
15
16
18
20
22
24
27
28
30
33
36
39
43
47
51
V
Z
@ I
ZT
Min (V)
2.28
2.38
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
14.25
15.20
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
Max (V)
2.52
2.63
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
15.75
16.80
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
Z
ZT
@ I
ZT
(Ω)
30
30
30
29
28
24
23
22
19
17
11
7.0
7.0
5.0
6.0
8.0
8.0
10
17
22
30
13
16
17
21
25
29
33
41
44
49
58
70
80
93
105
125
(mA)
20
20
20
20
20
20
20
20
20
20
20
20
20
20
20
20
20
20
20
20
20
9.5
8.5
7.8
7.0
6.2
5.6
5.2
4.6
4.5
4.2
3.8
3.4
3.2
3.0
2.7
2.5
Z
ZK
@ I
ZK
(Ω)
1200
1250
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
700
700
800
900
1000
1100
(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
I
R
(µA)
100
100
75
50
25
15
10
5.0
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
@ V
R
(V)
1.0
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
11
12
14
15
17
18
21
21
23
25
27
30
33
36
39
Zener Voltage Range
(Note 3)
Maximum Zener Impedance
(Note 4)
Max Reverse
Leakage Current
Typical Temp.
Coefficient of
Zener Voltage
(%/°C)
-0.075
-0.075
-0.075
-0.075
-0.070
-0.065
-0.060
-0.055
±0.030
±0.030
+0.038
+0.038
+0.045
+0.050
+0.058
+0.062
+0.065
+0.068
+0.075
+0.076
+0.077
+0.079
+0.082
+0.083
+0.085
+0.086
+0.087
+0.087
+0.090
+0.091
+0.091
+0.092
+0.093
+0.094
+0.095
+0.095
+0.096
Note: 1. Type numbers listed have standard tolerance on the nominal zener voltage of ±5%.
2. TW: Marking code for Taiwan plant. CN: Marking code for China plant.
3. Measured with device junction in thermal equilibrium.
4. f = 1KHz
© Won-Top Electronics Co., Ltd.
Revision: October, 2018
www.wontop.com
3
®
MMSZ5221B – MMSZ5262B
WON-TOP ELECTRONICS
MARKING INFORMATION
RECOMMENDED FOOTPRINT
0.036
(0.91)
xx
Cathode
xx
= Polarity Band
= Device Code, See Table 1
0.093
(2.36)
0.048
(1.22)
inches(mm)
PACKAGING INFORMATION
TAPE & REEL
Inspection Hole
Direction of Unreeling
4mm
178mm
8mm
4mm
8mm
Product ID Label
1.6mm
Reel Diameter
(mm)
178
Quantity
(PCS)
3,000
Inner Box Size
L x W x H (mm)
187 x 187 x 65
Quantity
(PCS)
15,000
Carton Size
L x W x H (mm)
390 x 240 x 420
Quantity
(PCS)
150,000
Approx. Gross Weight
(KG)
10.0
Note:
1. Anti-static plastic reel, white, water clear or blue color. Inspection hole might be varied in different alignment.
2. Components are packed in accordance with EIA standard 481-1 and 481-2.
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© Won-Top Electronics Co., Ltd.
Revision: October, 2018
®
MMSZ5221B – MMSZ5262B
WON-TOP ELECTRONICS
ORDERING INFORMATION
Product No.
MMSZ52xxB-T1
1.
2.
Package Type
SOD-123
Shipping Quantity
3000/Tape & Reel
Shipping quantity given is for minimum packing quantity only. For minimum
order quantity, please consult the Sales Department.
To order RoHS / Lead Free version (with Lead Free finish), add “-LF”
suffix to part number above. For example, MMSZ5221B-T1-LF.
WON-TOP ELECTRONICS and
are registered trademarks of Won-Top Electronics Co., Ltd (WTE). WTE has checked all information carefully and
believes it to be correct and accurate. However, WTE cannot assume any responsibility for inaccuracies. Furthermore, this information does not give the
purchaser of semiconductor devices any license under patent rights to manufacturer. WTE reserves the right to change any or all information herein
without further notice.
WARNING:
DO NOT USE IN LIFE SUPPORT EQUIPMENT. WTE power semiconductor products are not authorized for use as critical components in life
support devices or systems without the express written approval.
Won-Top Electronics Co., Ltd.
No. 44 Yu Kang North 3rd Road,
Chine Chen Dist., Kaohsiung 806, Taiwan
Phone:
886-7-822-5408 or 886-7-822-5410
Fax:
886-7-822-5417
Email:
sales@wontop.com
Internet:
http://www.wontop.com
We power your everyday.
© Won-Top Electronics Co., Ltd.
Revision: October, 2018
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