PAGE . 1
MMSZ5221B~MMSZ5262B
MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS
NOTES:
A. Mounted on 100cm2(1mm thick) copper areas.
SURFACE MOUNT SILICON ZENER DIODES
VOLTAGE 2.4 to 51 Volts POWER 500 mWatts
MECHANICAL DATA
• Case: SOD-123, Molded Plastic
• Terminals: Solderable per MIL-STD-750, Method 2026
• Polarity: See Diagram Below
• Approx. Weight: 0.0004 ounces, 0.0104 grams
• Mounting Position: Any
Parameter Symbol Value Units
Total Power Dissipation (Notes A) at T
L
=60
O
C P
D
500 mW
Operating Junction and StorageTemperature Range T
J
-55 to +150
O
C
12
Cathode Anode
February 17,2011-REV.03
0.154(3.90)
0.141(3.60)
0.110(2.80)
0.098(2.50)
0.028(0.70)
0.019(0.50)
0.008(0.20)MAX.
0.005(0.12)MAX. 0.016(0.40)MIN.
0.053(1.35)
0.037(0.95)
0.071(1.80)
0.055(1.40)
Unit inch(mm)：
SOD-123
FEATURES
• Planar Die construction
• 500mW Power Dissipation
• Ideally Suited for Automated Assembly Processes
• Lead free in comply with EU RoHS 2002/95/EC directives.
• Green molding compound as per IEC61249 Std. . (Halogen Free)
PAGE . 2
Part Number
Nominal Zener Vol tage Max. Zener Impedance Max Reverse
Leak age Cu rren t Marking
Code
V
Z
@
I
ZT
Z
ZT
@
I
ZT
Z
ZK
@
I
ZK
I
R
@
V
R
Nom. V Min. V Max. V ΩmA ΩmA μAV
500 mW Zener Diodes
MMSZ5221B 2.4 2.28 2.52 30 20 1200 0.25 100 1 C1
MMSZ5222B 2.5 2.38 2.63 30 20 1250 0.25 100 1 C2
MMSZ5223B 2.7 2.57 2.84 30 20 1300 0.25 75 1 C3
MMSZ5224B 2.8 2.66 2.94 30 20 1400 0.25 75 1 C4
MMSZ5225B 3 2.85 3.15 30 20 1600 0.25 50 1 C5
MMSZ5226B 3.3 3.14 3.47 28 20 1600 0.25 25 1 D1
MMSZ5227B 3.6 3.42 3.78 24 20 1700 0.25 15 1 D2
MMSZ5228B 3.9 3.71 4.1 23 20 1900 0.25 10 1 D3
MMSZ5229B 4.3 4.09 4.52 22 20 2000 0.25 5 1 D4
MMSZ5230B 4.7 4.47 4.94 19 20 1900 0.25 5 2 D5
MMSZ5231B 5.1 4.85 5.36 17 20 1600 0.25 5 2 E1
MMSZ5232B 5.6 5.32 5.88 11 20 1600 0.25 5 3 E2
MMSZ5233B 6.0 5.70 6.30 7 20 1600 0.25 5 3.5 E3
MMSZ5234B 6.2 5.89 6.51 7 20 1000 0.25 5 4 E4
MMSZ5235B 6.8 6.46 7.14 5 20 750 0.25 3 5 E5
MMSZ5236B 7.5 7.13 7.88 6 20 500 0.25 3 6 F1
MMSZ5237B 8.2 7.79 8.61 8 20 500 0.25 3 6 F2
MMSZ5238B 8.7 8.27 9.14 8 20 600 0.25 3 6.5 F3
MMSZ5239B 9.1 8.65 9.56 10 20 600 0.25 3 6.5 F4
MMSZ5240B 10 9.5 10.5 17 20 600 0.25 3 8 F5
MMSZ5241B 11 10.45 11.55 22 20 600 0.25 2 8.4 H1
MMSZ5242B 12 11.4 12.6 30 20 600 0.25 1 9.1 H2
MMSZ5243B 13 12.35 13.65 13 9.5 600 0.25 0.5 9.9 H3
MMSZ5244B 14 13.3 14.7 15 9 600 0.25 0.1 10.5 H4
MMSZ5245B 15 14.25 15.75 16 8.5 600 0.25 0.1 11 H5
MMSZ5246B 16 15.2 16.8 17 7.8 600 0.25 0.1 12 J1
MMSZ5247B 17 16.15 17.85 19 7.5 600 0.25 0.1 13 J2
MMSZ5248B 18 17.1 18.9 21 7 600 0.25 0.1 14 J3
MMSZ5249B 19 18.05 19.95 23 6.6 600 0.25 0.1 14 J4
MMSZ5250B 20 19 21 25 6.2 600 0.25 0.1 15 J5
MMSZ5251B 22 20.9 23.1 29 5.6 600 0.25 0.1 17 K1
MMSZ5252B 24 22.8 25.2 33 5.2 600 0.25 0.1 18 K2
MMSZ5253B 25 23.75 26.25 35 5.0 600 0.25 0.1 19 K3
MMSZ5254B 27 25.65 28.35 41 5 600 0.25 0.1 21 K4
MMSZ5255B 28 26.6 29.4 44 4.5 600 0.25 0.1 21 K5
MMSZ5256B 30 28.5 31.5 49 4.2 600 0.25 0.1 23 M1
MMSZ5257B 33 31.35 34.65 58 3.8 700 0.25 0.1 25 M2
MMSZ5258B 36 34.2 37.8 70 3.4 700 0.25 0.1 27 M3
MMSZ5259B 39 37.05 40.95 80 3.2 800 0.25 0.1 30 M4
MMSZ5260B 43 40.85 45.15 93 3 900 0.25 0.1 33 M5
MMSZ5261B 47 44.65 49.35 105 2.7 1000 0.25 0.1 36 N1
MMSZ5262B 51 48.45 53.55 125 2.5 1100 0.25 0.1 39 N2
February 17,2011-REV.03
MMSZ5221B~MMSZ5262B
PAGE . 3
1.21.11.00.90.80.70.60.50.4
1000
100
10
1
75 C
O
5C
O
25 C
O
150 C
O
100
10
1
10 100
Fig.2 TEMPERATURE COEFFICIENTS
Fig.4 TYPICAL FORWARD VOLTAGE
Fig.5 POWER DERATING CURVE
NOMINAL ZENER VOLTAGE ,VOLTS
FORWARD VOLTAGE, VOLTS
TEMPERATURE COEFFICIENT,(mV/ C)
O
P , POWER DISSIPATION, (W)
D
FORWARD CURRENT ,mA
90
1000
100
10
1
0.1
0.01
0.001
0.0001
0.00001 80706050403020100
+150 C
O
+25 C
O
-55 C
O
Fig.3 TYPICAL LEAKAGE CURRENT
LEAKAGE CURRENT , Am
NORMAL ZENER VOLTAGE, VOLTS
-1
0
1
2
3
4
5
6
7
8
12111098765432
-2
-3
Fig.1 TEMPERATURE COEFFICIENTS
NOMINAL ZENER VOLTAGE ,VOLTS
TEMPERATURE COEFFICIENT,(mV/ C)
O
0.80
0.70
0.60
0.50
0.40
0.30
0.20
0.10
0.00
9080706050403020100150140130120110100
TL, LEAD TEMPERATURE ( C)
O
February 17,2011-REV.03
MMSZ5221B~MMSZ5262B
PAGE . 4
MOUNTING P AD LA YOUT
• Packing information
T/R - 10K per 13" plastic Reel
T/R - 3K per 7" plastic Reel
ORDER INFORMA TION
LEGAL ST ATEMENT
Copyright PanJit International, Inc 2012
The information presented in this document is believed to be accurate and reliable. The specifications and information herein
are subject to change without notice. Pan Jit makes no warranty, representation or guarantee regarding the suitability of its
products for any particular purpose. Pan Jit products are not authorized for use in life support devices or systems. Pan Jit
does not convey any license under its patent rights or rights of others.
February 17,2011-REV.03
SOD-123
0.167
(4.25)
0.091
(2.31)
0.038
(0.97)
0.048
(1.22)
Unit inch(mm)：
MMSZ5221B~MMSZ5262B
PAGE . 5
MMSZ5221B~MMSZ5262B
February 17,2011-REV.03
For example :
RB500V-40_R2_00001
Part No. Serial number
Version code means HF
Packing size code means 13"
Packing type means T/R
Packing C od e XX Ver sion Code XXXXX
Packing
type 1
st
Code Packing
size co de 2
nd
Code HF or RoHS 1
st
Code 2
nd
~5
th
Code
T/B AN/A 0HF 0 s e r ial nu m b er
T/R R7" 1RoHS 1 s e r ia l nu m b er
B/P B13" 2
T/P T26mm X
TRR S52mm Y
TRL LPBCU U
FORMING FPBCD D
Part No_pa cking code _Version
MMSZ5221B_R1_00001
MMSZ5221B_R2_00001