MMSZ5221B MMSZ5262B 1 of 4 © 2006 Won-Top Electronics
Pb
MMSZ5221B – MMSZ5262B
500mW SURFACE MOUNT ZENER DIODE
Features
Planar Die Construction
500mW Power Dissipation A
2.4 51V Nominal Zener Voltage
5% Standard Vz Tolerance
Designed for Surface Mount Application C
Plastic Material UL Recognition Flammability D
Classification 94V-O B
E
Mechanical Data H
Case: SOD-123, Molded Plastic G
Terminals: Plated Leads Solderable per J
MIL-STD-202, Method 208
Polarity: Cathode Band
Weight: 0.01 grams (approx.)
Marking: Device Code, See Page 2
Lead Free: For RoHS / Lead Free Version,
Add “-LF” Suffix to Part Number, See Page 4
Maximum Ratings @TA=25°C unless otherwise specified
Characteristic Symbol Value Unit
Peak Pulse Power Dissi pation at TA = 25°C (Note 1) Pd 500 mW
Forward Voltage @ IF = 10mA VF 0.9 V
Thermal Resistance Junction to A mbient (Note 1) RθJA 340 °C/W
Operating and Storage Temperature Range Tj, TSTG -65 to +150 °C
Note: 1. Diode on ceramic subst rate 10mm x 8mm x 0.7mm.
WTE
POWER SEM IC ON DUC TOR S
SOD-123
Dim Min Max
A 3.6 3.9
B 2.5 2.8
C 1.4 1.8
D 0.5 0.7
E — 0.2
G 0.4 —
H 0.95 1.35
J — 0.12
All Dimensions in mm
MMSZ5221B MMSZ5262B 2 of 4 © 2006 Won-Top Electronics
Electrical Characteristics @TA=25°C unless otherwise specif i ed
Zener Voltage Range
(Note 3) M aximum Zener Impedance
(Note 4) Max Reverse
Leakage Current
Device
Marking
Code
(Note 2) VZ @ IZT ZZT @ IZT ZZK @ IZK IR @ VR
Typical Temp.
Coefficient of
Zener Voltage
Type
Number
(Note 1)
TW CN No m (V) Min (V) Max (V) (Ω
ΩΩ
Ω)(mA)(Ω
ΩΩ
Ω) (mA) (µA) (V) (%/K)
MMSZ5221B
MMSZ5222B
MMSZ5223B
MMSZ5225B
C1
C2
C3
C5
C1
C2
C3
C5
2.4
2.5
2.7
3.0
2.28
2.38
2.57
2.85
2.52
2.63
2.84
3.15
30
30
30
30
20
20
20
20
1200
1250
1300
1600
0.25
0.25
0.25
0.25
100
100
75
50
1.0
1.0
1.0
1.0
-0.075
-0.075
-0.075
-0.075
MMSZ5226B
MMSZ5227B
MMSZ5228B
MMSZ5229B
D1
D2
D3
D4
G1
G2
G3
G4
3.3
3.6
3.9
4.3
3.14
3.42
3.71
4.09
3.47
3.78
4.10
4.52
28
24
23
22
20
20
20
20
1600
1700
1900
2000
0.25
0.25
0.25
0.25
25
15
10
5.0
1.0
1.0
1.0
1.0
-0.070
-0.065
-0.060
-0.055
MMSZ5230B
MMSZ5231B
MMSZ5232B
MMSZ5233B
MMSZ5234B
D5
E1
E2
E3
E4
G5
E1
E2
E3
E4
4.7
5.1
5.6
6.0
6.2
4.47
4.85
5.32
5.70
5.89
4.94
5.36
5.88
6.30
6.51
19
17
11
7.0
7.0
20
20
20
20
20
1900
1600
1600
1600
1000
0.25
0.25
0.25
0.25
0.25
5.0
5.0
5.0
5.0
5.0
2.0
2.0
3.0
3.5
4.0
±0.030
±0.030
+0.038
+0.038
+0.045
MMSZ5235B
MMSZ5236B
MMSZ5237B
MMSZ5238B
MMSZ5239B
E5
F1
F2
F3
F4
E5
F1
F2
F3
F4
6.8
7.5
8.2
8.7
9.1
6.46
7.13
7.79
8.27
8.65
7.14
7.88
8.61
9.14
9.56
5.0
6.0
8.0
8.0
10
20
20
20
20
20
750
500
500
600
600
0.25
0.25
0.25
0.25
0.25
3.0
3.0
3.0
3.0
3.0
5.0
6.0
6.5
6.5
7.0
+0.050
+0.058
+0.062
+0.065
+0.068
MMSZ5240B
MMSZ5241B
MMSZ5242B
MMSZ5243B
F5
H1
H2
H3
F5
H1
H2
H3
10
11
12
13
9.50
10.45
11.40
12.35
10.50
11.55
12.60
13.65
17
22
30
13
20
20
20
9.5
600
600
600
600
0.25
0.25
0.25
0.25
3.0
2.0
1.0
0.5
8.0
8.4
9.1
9.9
+0.075
+0.076
+0.077
+0.079
MMSZ5245B
MMSZ5246B
MMSZ5248B
MMSZ5250B
H5
J1
J3
J5
H5
J1
J3
J5
15
16
18
20
14.25
15.20
17.10
19.00
15.75
16.80
18.90
21.00
16
17
21
25
8.5
7.8
7.0
6.2
600
600
600
600
0.25
0.25
0.25
0.25
0.1
0.1
0.1
0.1
11
12
14
15
+0.082
+0.083
+0.085
+0.086
MMSZ5251B
MMSZ5252B
MMSZ5254B
MMSZ5255B
K1
K2
K4
K5
K1
K2
K4
K5
22
24
27
28
20.90
22.80
25.65
26.60
23.10
25.20
28.35
29.40
29
33
41
44
5.6
5.2
5.0
4.5
600
600
600
600
0.25
0.25
0.25
0.25
0.1
0.1
0.1
0.1
17
18
21
21
+0.087
+0.087
+0.090
+0.091
MMSZ5256B
MMSZ5257B
MMSZ5258B
MMSZ5259B
M1
M2
M3
M4
M1
M2
M3
M4
30
33
36
39
28.50
31.35
34.20
37.05
31.50
34.65
37.80
40.95
49
58
70
80
4.2
3.8
3.4
3.2
600
700
700
800
0.25
0.25
0.25
0.25
0.1
0.1
0.1
0.1
23
25
27
30
+0.091
+0.092
+0.093
+0.094
MMSZ5260B
MMSZ5261B
MMSZ5262B
M5
N1
N2
M5
N1
N2
43
47
51
40.85
44.65
48.45
45.15
49.35
53.55
93
105
125
3.0
2.7
2.5
900
1000
1100
0.25
0.25
0.25
0.1
0.1
0.1
33
36
39
+0.095
+0.095
+0.096
Note: 1. Type numbers list ed have standard toleranc e on the nominal zener voltage of ±5%.
2. TW: Marking code for Taiw an plant. CN: Marking code for China plant.
3. Measured with pulses tp = 1ms.
4. f = 1KHz
MMSZ5221B MMSZ5262B 3 of 4 © 2006 Won-Top Electronics
MARKING INFORMATION RECOMMENDED FOOTPRINT
PACKAGING INFORMATION
Reel Diameter
(mm) Quantity
(PCS) Inner B ox Size
L x W x H (mm) Quantity
(PCS) Carton Size
L x W x H (mm) Quantity
(PCS) Approx. Gross Weight
(KG)
178 3,000 187 x 187 x 65 15,000 390 x 240 x 420 150,000 10.0
Cathode = Polarity Band
xx = Device Code, See Page 2
xx
0.036
(0.91)
inches
(
mm
)
0.048
(1.22)
0.093
(2.36)
178mm
Product ID Label 8mm
Directi on of Unreeli ng
8mm
4mm 1.6mm
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.
Inspection Hole
TAPE & REEL
4mm
MMSZ5221B MMSZ5262B 4 of 4 © 2006 Won-Top Electronics
ORDERING INFORMATION
Product No. Package Type Shipping Quantity
MMSZ52xxB-T1 SOD-123 3000/Tape & Reel
1. Shi ppi ng qu anti t y giv en is for mi nim um packi ng qu anti ty only. Fo r mini m um
order quantity, please consult the Sales Department.
2. To or d er RoHS / Lea d Fr e e ver si on ( w it h Lea d Fr ee fi ni sh ), ad d “ -L F”
suffix to part number abo ve. For ex ample, MM S Z52 21B-T1- LF .
Won-Top Electronics Co., Ltd (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.
We power your everyday.
Won-Top Electronics Co., Ltd.
No. 44 Yu Kang North 3rd Road, Chine Chen Dist., Kaohs i ung, Taiwan
Phone: 886-7-822-5408 or 886-7-822-5410
Fax: 886-7-822-5417
Email: sales@wontop.com
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