PAGE . 1
REV.0.2-NOV.3.2009
MMSZ5221BS SERIES
MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS
NOTE :
A. Mounted on 5.0mm2(.013mm thick) land areas.
SURFACE MOUNT SILICON ZENER DIODES
VOLTAGE 2.4 to 51 Volts POWER 200 mWatts
MECHANICAL DATA
• Case: SOD-323, Molded Plastic
• Terminals: Solderable per MIL-STD-750, Method 2026
• Polarity:Color band denotes cathode end
• Approx. Weight: 0.00014 ounces, 0.0041 grams
• Mounting Position: Any
12
C athode A node
retemaraPlobmyS eulaVstinU
T@noitapissiDrewoP
A
52=
o
)AetoN(CP
D
002Wm
egnaRerutarepmeTegarotSdnanoitcnuJgnitarepO T
J
051+ot55-
O
C
0.078(1.95)
0.068(1.75)
0.054(1.35)
0.045(1.15)
0.107(2.7)
0.090(2.3)
0.012(0.30)MIN.
0.006(0.15)
0.002(0.05)
0.014(0.35)
0.009(0.25)
0.038(0.95)
0.027(0.70)
FEATURES
• Planar Die construction
• 200mW Power Dissipation
• Ideally Suited for Automated Assembly Processes
• /HDGIUHHLQFRPSO\ZLWK(85R+6(&GLUHFWLYHV
*UHHQPROGLQJFRPSRXQGDVSHU,(&6WG+DORJHQ)UHH
PAGE . 2
REV.0.2-NOV.3.2009
MMSZ5221BS SERIES
Part Number
Nomi nal Zener Voltage Max. Zener Impedance Max Reverse
Leakage Current 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 μA V
200 mWatts Zener Diodes
MMSZ5221BS 2.4 2.28 2.52 30 20.0 1200 0.25 100 1.0 C1
MMSZ5222BS 2.5 2.38 2.63 30 20.0 1250 0.25 100 1.0 C2
MMSZ5223BS 2.7 2.57 2.84 30 20.0 1300 0.25 75 1.0 C3
MMSZ5225BS 32.85 3.15 30 20.0 1600 0.25 50 1.0 C5
MMSZ5226BS 3.3 3.14 3.47 28 20.0 1600 0.25 25 1.0 D1
MMSZ5227BS 3.6 3.42 3.78 24 20.0 1700 0.25 15 1.0 D2
MMSZ5228BS 3.9 3.71 4.10 23 20.0 1900 0.25 10 1.0 D3
MMSZ5229BS 4.3 4.09 4.52 22 20.0 2000 0.25 5.0 1.0 D4
MMSZ5230BS 4.7 4.47 4.94 19 20.0 1900 0.25 5.0 2.0 D5
MMSZ5231BS 5.1 4.85 5.36 17 20.0 1600 0.25 5.0 2.0 E1
MMSZ5232BS 5.6 5.32 5.88 11 20.0 1600 0.25 5.0 3.0 E2
MMSZ5234BS 6.2 5.89 6.51 720.0 1000 0.25 5.0 4.0 E4
MMSZ5235BS 6.8 6.46 7.14 520.0 750 0.25 3.0 5.0 E5
MMSZ5236BS 7.5 7.13 7.88 620.0 500 0.25 3.0 6.0 F1
MMSZ5237BS 8.2 7.79 8.61 820.0 500 0.25 3.0 6.0 F2
MMSZ5238BS 8.7 8.27 9.14 820.0 600 0.25 3.0 6.5 F3
MMSZ5239BS 9.1 8.65 9.56 10 20.0 600 0.25 3.0 6.5 F4
MMSZ5240BS 10 9.50 10.50 17 20.0 600 0.25 3.0 8.0 F5
MMSZ5241BS 11 10.45 11.55 22 20.0 600 0.25 2.0 8.4 H1
MMSZ5242BS 12 11.40 12.60 30 20.0 600 0.25 1.0 9.1 H2
MMSZ5243BS 13 12.35 13.65 13 9.5 600 0.25 0.5 9.9 H3
MMSZ5244BS 14 13.30 14.70 15 9.0 600 0.25 0.1 10.5 H4
MMSZ5245BS 15 14.25 15.75 16 8.5 600 0.25 0.1 11.0 H5
MMSZ5246BS 16 15.20 16.80 17 7.8 600 0.25 0.1 12.0 J1
MMSZ5247BS 17 16.15 17.85 19 7.5 600 0.25 0.1 13.0 J2
MMSZ5248BS 18 17.10 18.90 21 7.0 600 0.25 0.1 14.0 J3
MMSZ5250BS 20 19.00 21.00 25 6.2 600 0.25 0.1 15.0 J5
MMSZ5251BS 22 20.90 23.10 29 5.6 600 0.25 0.1 17.0 K1
MMSZ5252BS 24 22.80 25.20 33 5.2 600 0.25 0.1 18.0 K2
MMSZ5254BS 27 25.65 28.35 41 5.0 600 0.25 0.1 21.0 K4
MMSZ5255BS 28 26.60 29.40 44 4.5 600 0.25 0.1 21.0 K5
MMSZ5256BS 30 28.50 31.50 49 4.2 600 0.25 0.1 23.0 M1
MMSZ5257BS 33 31.35 34.65 58 3.8 700 0.25 0.1 25.0 M2
MMSZ5258BS 36 34.20 37.80 70 3.4 700 0.25 0.1 27.0 M3
MMSZ5259BS 39 37.05 40.95 80 3.2 800 0.25 0.1 30.0 M4
MMSZ5260BS 43 40.85 45.15 93 3.0 900 0.25 0.1 33.0 M5
MMSZ5261BS 47 44.65 49.35 105 2.7 1000 0.25 0.1 36.0 N1
MMSZ5262BS 51 48.45 53.55 125 2.5 1100 0.25 0.1 39.0 N2
PAGE . 3
REV.0.2-NOV.3.2009
MMSZ5221BS SERIES
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
0.6
0.5
0.4
0.3
0.2
0.1
01251007550250150
Fig.2 TEMPERATURE COEFFICENTS
Fig.4 TYPICAL FORWARD VOLTAGE
Fig.1 STEADY STATE POWER DERATING
NOMINAL ZENER VOLTAGE,VOLTS
FORWARD VOLTAGE, VOLTS
TEMPERATURE ( C)
O
TEMPERATURE COEFFICIENT,(mA/ C)
O
POWER DISSIPATION, Watts
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,uA
NORMAL ZENER VOLTAGE, VOLTS
PAGE . 4
REV.0.2-NOV.3.2009
LEGAL STATEMENT
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.
MOUNTING PAD LAYOUT
ORDER INFORMATION
• Packing information
T/R - 12K per 13" plastic Reel
T/R - 5K per 7" plastic Reel
MMSZ5221BS SERIES
PAGE . 5
REV.0.2-NOV.3.2009
MMSZ5221BS SERIES
Part No_packing code_Version
For example :
RB500V-40_R2_
Serial number
Part No. Version code means HF
Packing size code means 13"
Packing type means T/R
Packing
type 1st Code Packing size
code 2nd Code HF or RoHS 1st Code 2nd~5th Code
T/B AN/A 0HF 0 serial number
T/R R7" 1RoHS 1 serial number
B/P B13" 2
T/P T26mm X
TRR S52mm Y
TRL LPBCU U
FORMING FPBCD D
Packing Code XX Version Code XXXXX
00001
MMSZ5221BS_R1_00001
MMSZ5221BS_R1_10001
MMSZ5221BS_R2_00001
MMSZ5221BS_R2_10001