PAGE . 1STAD-DEC.22.2008
1
BZM5221B SERIES
MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS
.040(1.0)
.048(1.2)DIA.
.043(1.1) .008(0.2) .008(0.2)
.071(1.8)
.079(2.0)
MICRO-MELF Unit:inch(mm)
SURFACE MOUNT ZENER DIODES
VOLTAGE 2.4 to 75 Volts POWER 500 mWatts
FEATURES
• Pla nar Die construction
• 500mW Power Dissipation
• Ideally Suited for Automated Assembly Processes
MECHANICAL DAT A
• Case: Molded Glass MICRO-MELF
• Terminals: Solderable per MIL-STD-750, Method 2026
• Polarity: See Diagram Below
• Approx. Weight: 0.008 grams
• Mounting Position: An y
• Packing information
T/R - 2.5K per 7" plastic Reel
retemaraPlobmyS eulaVstinU
52=bmaTtanoitapissiDrewoP
O
C
PTOT
005Wm
erutarepmeTnoitcnuJ
TJ
571
O
C
egnaRerutarepmeTegarotS
TS
571+ot56-
O
C
.erutarepmettneibmatatpekeraesacmorfmm8foecnatsidatasdaeltahtdedivorpdilaV
retemaraPlobmyS.niM.pyT .xaMstinU
riAtneibmAotnoitcnuJecnatsiseRlamrehTR
θAJ
----3.0Wm/K
ItaegatloVdrawroF
F
Am002=V
F
----1V
.erutarepmettneibmatatpekeraesacmorfmm8foecnatsidatasdaeltahtdedivorpdilaV
PAGE . 2STAD-DEC.22.2008
1
BZM5221B SERIES
rebmuNtraP
egatloVreneZlanimoN ecnadepmIreneZ.xaM esreveRxaM tnerruCegakaeL
V
Z
@I
ZT
Z
ZT
@I
ZT
Z
ZK
@I
ZK
I
R
@V
R
V.moN V.niM V.xaM ΩAm ΩAm Au V
B1225MZB 4.2 82.2 25.2 03 02 0021 52.0 001 1
B2225MZB 5.2 83.2 36.2 03 02 0521 52.0 001 1
B3225MZB 7.2 75.2 48.2 03 02 0031 52.0 57 1
B4225MZB 8.2 66.2 49.2 03 02 0041 52.0 57 1
B5225MZB 0.3 58.2 51.3 92 02 0061 52.0 05 1
B6225MZB 3.3 41.3 74.3 82 02 0061 52.0 52 1
B7225MZB 6.3 24.3 87.3 42 02 0071 52.0 51 1
B8225MZB 9.3 17.3 1.4 32 02 0091 52.0 01 1
B9225MZB 3.4 90.4 25.4 22 02 0002 52.0 5 1
B0325MZB 7.4 74.4 49.4 91 02 0091 52.0 5 2
B1325MZB 1.5 58.4 63.5 71 02 0061 52.0 5 2
B2325MZB 6.5 23.5 88.5 11 02 0061 52.0 5 3
B3325MZB 0.6 7.5 3.6 7 02 0061 52.0 5 5.3
B4325MZB 2.6 98.5 15.6 7 02 0001 52.0 5 4
B5325MZB 8.6 64.6 41.7 5 02 057 52.0 3 5
B6325MZB 5.7 31.7 88.7 6 02 005 52.0 3 6
B7325MZB 2.8 97.7 16.8 8 02 005 52.0 3 5.6
B8325MZB 7.8 72.8 41.9 8 02 006 52.0 3 5.6
B9325MZB 1.9 56.8 65.9 01 02 006 52.0 3 7
B0425MZB 01 5.9 5.01 71 02 006 52.0 3 8
Notes. STANDARD VOLTAGE TOLERANCE IS + 5% AND :
SUFFIX “ A” FOR + 3%
SUFFIX “ B” FOR + 5%
SUFFIX “ C” FOR + 10%
SUFFIX “ D” FOR + 20%
PAGE . 3STAD-DEC.22.2008
1
BZM5221B SERIES
Notes. STANDARD VOLTAGE TOLERANCE IS + 5% AND :
SUFFIX “ A” FOR + 3%
SUFFIX “ B” FOR + 5%
SUFFIX “ C” FOR + 10%
SUFFIX “ D” FOR + 20%
rebmuNtraP
egatloVreneZlanimoN ecnadepmIreneZ.xaM esreveRxaM tnerruCegakaeL
VZ@IZT ZZT @IZT ZZK @IZK IR@VR
V.moN V.niM V.xaM ΩAm ΩAm Au V
B1425MZB 11 54.01 55.11 22 02 006 52.0 2 4.8
B2425MZB 21 4.11 6.21 03 02 006 52.0 1 1.9
B3425MZB 31 53.21 56.31 31 5.9 006 52.0 5.0 9.9
B4425MZB 41 3.31 7.41 51 9 006 52.0 1.0 01
B5425MZB 51 52.41 57.51 61 5.8 006 52.0 1.0 11
B6425MZB 61 2.51 8.61 71 8.7 006 52.0 1.0 21
B7425MZB 71 51.61 58.71 91 4.7 006 52.0 1.0 31
B8425MZB 81 1.71 9.81 12 7 006 52.0 1.0 41
B9425MZB 91 50.81 59.91 32 6.6 006 52.0 1.0 41
B0525MZB 02 91 12 52 2.6 006 52.0 1.0 51
B1525MZB 22 9.02 1.32 92 6.5 006 52.0 1.0 71
B2525MZB 42 8.22 2.52 33 2.5 006 52.0 1.0 81
B3525MZB 52 57.32 52.62 53 5 006 52.0 1.0 91
B4525MZB 72 56.52 53.82 14 6.4 006 52.0 1.0 12
B5525MZB 82 6.62 4.92 44 5.4 006 52.0 1.0 12
B6525MZB 03 5.82 5.13 94 2.4 006 52.0 1.0 32
B7525MZB 33 53.13 56.43 85 8.3 007 52.0 1.0 52
B8525MZB 63 2.43 8.73 07 4.3 007 52.0 1.0 72
B9525MZB 93 50.73 59.04 08 2.3 008 52.0 1.0 03
B0625MZB 34 58.04 51.54 39 3 009 52.0 1.0 33
B1625MZB 74 56.44 53.94 051 7.2 0001 52.0 1.0 63
B2625MZB 15 54.84 55.35 521 5.2 0011 52.0 1.0 93
B3625MZB 65 2.35 8.85 051 2.2 0031 52.0 1.0 34
B4625MZB 06 75 36 071 1.2 0041 52.0 1.0 64
B5625MZB 26 9.85 1.56 581 2 0041 52.0 1.0 74
B6625MZB 86 6.46 4.17 032 8.1 0061 52.0 1.0 25
B7625MZB 57 52.17 57.87 072 7.1 0071 52.0 1.0 65
PAGE . 4STAD-DEC.22.2008
1
BZM5221B SERIES
Vz (V)
5224
5228
5229
5230
5231
5232
5234
5235
5239
5241
5242
5245
5250
5252
510 15 20 25
0
Iz (mA)
10
20
30
40
50
30
FIG. 1 POWER DERATING CURVE
500
100
200
300
400
500
100 150 200 250
AMBIENT TEMPERATURE, C
O
POWER DISSIPATION, mWatts
Fig.2 BREAKDOWN CHARACTERISTICS
Test Current
Iz=20mA
RATING AND CHARACTERISTIC CURVES
PAGE . 5
MOUNTING P AD LA YOUT
• Packing information
T/R - 10K per 13" plastic Reel
T/R - 2.5K per 7" plastic Reel
ORDER INFORMA TION
LEGAL ST ATEMENT
Copyright PanJit International, Inc 2008
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.
BZM5221B SERIES
STAD-DEC.22.2008
1
