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DL52/ZMM52-SERIES
ZENER DIODES
Zener Voltage:2.4-56V Peak Pulse Power:500mW
FEATURE
MINI MELF Low zener impedance Low regulation factor Glass passivated junction High temperature soldering guaranteed: 260 C/10S at terminals
0.063(1.6) 0.055(1.4)
0.020(0.5) 0.012(0.3) 0.146(3.7) 0.130(3.3)
0.020(0.5) 0.012(0.3)
MECHANICAL DATA
Case: MINI MELF molded glass body Terminals: Plated axial leads, solderable per MIL-STD 750, method 2026 Polarity: Color band denotes cathode end Mounting Position: Any Weight: 0.002 ounce,0.05 grams
MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS
Ratings at 25 C ambient temperature unless otherwise specified. SYMBOLS VALUE UNITS
Zener Current see Table Characteristics Power Dissipation at Tamb=25 C(Note 1) Junction Temperature Storage Temperature Range Thermal resistance junction ambient(Note 1) Forward voltage at IF=200mA
Ptot Tj TSTG RqJA VF 500 200 -65 to + 200 0.3 1.1 mW C C K/mW V
Note 1: Valid provided that leads at a distance of 10mm from case are kept at ambient temperature
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ELECTRICAL CHARACTERISTICS (at TA=25 C unless otherwise noted)
Nominal Zener Voltage Vz@IZT (Volts) Maximum Zener Impedance ZZT@IZT Ohms
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 93 150 125 150
Device Type
Test Current IZT (mA)
20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 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 2.5 2.2
Maximum Maximum Reverse Typical Leakage Current Temperature Regulator Coefficient Current @VR ZZK@IZK=0.25mA IR IZM uA mA Ohms (%/ C) Volts
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 1100 1300 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 0.1 0.1 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 11 12 13 14 14 15 17 18 19 21 21 23 25 27 30 33 36 39 43 -0.085 -0.085 -0.080 -0.080 -0.075 -0.070 -0.065 -0.060 +0.055 +0.030 +0.030 +0.038 +0.038 +0.045 +0.050 +0.058 +0.062 +0.065 +0.068 +0.075 +0.076 +0.077 +0.079 +0.082 +0.082 +0.083 +0.084 +0.085 +0.085 +0.086 +0.087 +0.088 +0.089 +0.090 +0.091 +0.091 +0.092 +0.093 +0.094 +0.095 +0.095 +0.096 +0.096 191 182 168 162 151 138 126 115 106 97 89 81 76 73 67 61 55 52 50 45 41 38 35 32 30 28 27 25 24 23 21.2 19.1 18.2 16.8 16.2 15.1 13.8 12.6 11.5 10.6 9.7 8.9 8.1
DL5221B/ZMM5221B 2.4 DL5222B/ZMM5222B 2.5 DL5223B/ZMM5223B 2.7 DL5224B/ZMM5224B 2.8 DL5225B/ZMM5225B 3.0 DL5226B/ZMM5226B 3.3 DL5227B/ZMM5227B 3.6 DL5228B/ZMM5228B 3.9 DL5229B/ZMM5229B 4.3 DL5230B/ZMM5230B 4.7 DL5231B/ZMM5231B 5.1 DL5232B/ZMM5232B 5.6 DL5233B/ZMM5233B 6.0 DL5234B/ZMM5234B 6.2 DL5235B/ZMM5235B 6.8 DL5236B/ZMM5236B 7.5 DL5237B/ZMM5237B 8.2 DL5238B/ZMM5238B 8.7 DL5239B/ZMM5239B 9.1 DL5240B/ZMM5240B 10 DL5241B/ZMM5241B 11 DL5242B/ZMM5242B 12 DL5243B/ZMM5243B 13 DL5244B/ZMM5244B 14 DL5245B/ZMM5245B 15 DL5246B/ZMM5246B 16 DL5247B/ZMM5247B 17 DL5248B/ZMM5248B 18 DL5249B/ZMM5249B 19 DL5250B/ZMM5250B 20 DL5251B/ZMM5251B 22 DL5252B/ZMM5252B 24 DL5253B/ZMM5253B 25 DL5254B/ZMM5254B 27 DL5255B/ZMM5255B 28 DL5256B/ZMM5256B 30 DL5257B/ZMM5257B 33 DL5258B/ZMM5258B 36 DL5259B/ZMM5259B 39 DL5260B/ZMM5260B 43 DL5261B/ZMM5261B 47 DL5262B/ZMM5262B 51 DL5263B/ZMM5263B 56 Note 1: Suffix "B" indicate +5% tolerance
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RATINGS AND CHARACTERISTIC CURVES DL/ZMM52 SERIES Breakdown characteristics
mA 50 Iz,TEST CURRENT,MILLIAMPERS 5 10 15 20 25 30 V
40
30 Test Current Iz=20mA 20
10
0
Ptot,POWER DISSIPATION,MILLIWATTS
DL/ZMM5224
DL/ZMM5228
Admissible power dissipation versus ambient temperature Valid provided that leads are kept at ambient temperature at a distance of 10mm from case 500 400 300 200 100 0
DL/ZMM5235 DL/ZMM5234 DL/ZMM5232 DL/ZMM5231 DL/ZMM5230 DL/ZMM5229
DL/ZMM5239 0
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DL/ZMM5242 DL/ZMM5241 50
Vz,ZENER VOLTAGE,volts
100
AMBIENT TEMPERATURE, C
DL/ZMM5245 150
200
DL/ZMM5250 250
DL/ZMM5252

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