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ZMM5221B ~ ZMM5261B
500mW SUFACE MOUNT ZENER DIODE
FEATURES
* Planar Die construction * 500mW Power Dissipation * Ideally Suited for Automated Assembly Processes * Both normal and Pb free product are available : Normal : 80~95% Sn, 5~20% Pb Pb free: 98.5% Sn above
0.063(1.6) 0.055(1.4) DIA.
MINI-MELF / LL-34
MECHANICAL DATA
* Case: Molded Glass MINI-MELF * Terminals: Solderable per MIL-STD-750, Method 2026 * Polarity: See Diagram Below * Approx. Weight: 0.03 grams * Mounting Position: Any
0.020(0.5) 0.012(0.3) 0.146(3.7) 0.130(3.3)
0.020(0.5) 0.012(0.3)
Dimensions in inches and (millimeters)
ABSOLUTE MAXIMUM RATINGS(LIMITING VALUES)(TA=25 )
Symbols
Zener current see table "Characteristics" Power dissipation at TA=25 Junction temperature Storage temperature range Ptot TJ TSTG
Value
Units
mW
5001) 175 -55 to + 175

1)Valid provided that at a distance of 8mm from case are kept at ambient temperature
ELECTRICAL CHARACTERISTICS(TA=25 )
Symbols
Thermal resistance junction to ambient Forward voltage at IF=100mA RTHA VF
Min.
Typ.
Max. 0.31) 1.1
Units K/mW V
1)Valid provided that leads at a distance of 8mm from case are kept at ambient temperature
ZMM5221B ~ ZMM5261B
500mW SUFACE MOUNT ZENER DIODE
Nomi nal Zener Voltage Part Number
No m. V ZMM5221B ZMM5222B ZMM5223B ZMM5224B ZMM5225B ZMM5226B ZMM5227B ZMM5228B ZMM5229B ZMM5230B ZMM5231B ZMM5232B ZMM5233B ZMM5234B ZMM5235B ZMM5236B ZMM5237B ZMM5238B ZMM5239B ZMM5240B ZMM5241B ZMM5242B ZMM5243B ZMM5244B ZMM5245B ZMM5246B ZMM5247B ZMM5248B ZMM5249B ZMM5250B ZMM5251B ZMM5252B ZMM5253B ZMM5254B ZMM5255B ZMM5256B ZMM5257B ZMM5258B ZMM5259B ZMM5260B ZMM5261B 2.40 2.50 2.70 2.80 3.00 3.30 3.60 3.90 4.30 4.70 5.10 5.60 6.00 6.20 6.80 7.50 8.20 8.70 9.10 10.00 11.00 12.00 13.00 14.00 15.00 16.00 17.00 18.00 19.00 20.00 22.00 24.00 25.00 27.00 28.00 30.00 33.00 36.00 39.00 43.00 47.00
Max. Zener Impedance ZZT @ IZT ZZK @ IZK
1200 1250 1300 1400 1600 1600 1700 1900 2000 1900 1600 1600 1600 1000 750 500 500 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 700 700 800 900 1000 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 0.25 0.25 0.25 0.25 30 30 30 30 29 28 24 23 22 19 17 11 7 7 5 6 8 8 10 17 22 30 13 15 16 17 19 21 23 25 29 33 35 41 44 49 58 70 80 93 150 mA 20.0 20.0 20.0 20.0 20.0 20.0 20.0 20.0 20.0 20.0 20.0 20.0 20.0 20.0 20.0 20.0 20.0 20.0 20.0 20.0 20.0 20.0 9.5 9.0 8.5 7.8 7.4 7.0 6.6 6.2 5.6 5.2 5.0 4.6 4.5 4.2 3.8 3.4 3.2 3.0 2.7
Max Reverse Leakage C urrent IR @ VR
uA 100 100 75 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 0.1 0.1 0.1 V 1.0 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 10.0 11.0 12.0 13.0 14.0 14.0 15.0 17.0 18.0 19.0 21.0 21.0 23.0 25.0 27.0 30.0 33.0 36.0
V Z @ IZT
M i n. V 2.28 2.38 2.57 2.66 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 13.30 14.25 15.20 16.15 17.10 18.05 19.00 20.90 22.80 23.75 25.65 26.60 28.50 31.35 34.20 37.05 40.85 44.65 M a x. V 2.52 2.63 2.84 2.94 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 14.70 15.75 16.80 17.85 18.90 19.95 21.00 23.10 25.20 26.25 28.35 29.40 31.50 34.65 37.80 40.95 45.15 49.35
Marki ng co d e
5221 5222 5223 5224 5225 5226 5227 5228 5229 5230 5231 5232 5233 5234 5235 5236 5237 5238 5239 5240 5241 5242 5243 5244 5245 5246 5247 5248 5249 5250 5251 5252 5253 5254 5255 5256 5257 5258 5259 5260 5261
Notes. : STANDARD VOLTAGE TOLERANCE IS 5%
ZMM5221B ~ ZMM5261B
RATINGS AND CHARACTERISTIC CURVES
FIG.1- BREAKDOWN CHARACTERISTICS
Vz (V)
5 10 15 20 25 30
Iz (mA)
50 40 30 20 10 0
Test Current Iz = 20mA
5252
5250
5245
5242 5241
5239
5235 5234 5232 5231 5230 5229
500 400 300 200 100
5228
Pd(mW) Power Dissipation
5224
FIG.2- POWER ,TEMPERATURE DERATING CURVE
50
100
150
200
300
TA(oC) Ambient Temperature

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