N
ominal Test Typical Maximum Revers
e
Maximu
m
Device zener Current Temperature Leakage Current Regulator
Type Voltage IzT ZzT at IzT Zzk at coefficient IR Test-Voltage Current
Vz at Izt* Izk=0.25mA suffix B IzM
Volts m
A
Ω
Ω
%/ ℃
µ
A
Volts m
A
BZQ5221B 2.4 20 30 1200 -0.085 100 1.0 191
BZQ5222B 2.5 20 30 1250 -0.085 100 1.0 182
BZQ5223B 2.7 20 30 1300 -0.080 75 1.0 168
BZQ5224B 2.8 20 30 1400 -0.080 75 1.0 162
BZQ5225B 3.0 20 29 1600 -0.075 50 1.0 151
BZQ5226B 3.3 20 28 1600 -0.070 25 1.0 138
BZQ5227B 3.6 20 24 1700 -0.065 15 1.0 126
BZQ5228B 3.9 20 23 1900 -0.060 10 1.0 115
BZQ5229B 4.3 20 22 2000 ±0.055 5 1.0 106
BZQ5230B 4.7 20 19 1900 ±0.03 5 2.0 97
BZQ5231B 5.1 20 17 1600 ±0.03 55 2.0 89
BZQ5232B 5.6 20 11 1600 +0.038 5 3.0 81
BZQ5233B 6.0 20 7 1600 +0.038 5 3.5 76
BZQ5234B 6.2 20 7 1000 +0.045 3 4.0 73
BZQ5235B 6.8 20 5 750 +0.050 3 5.0 67
BZQ5236B 7.5 20 6 500 +0.058 3 6.0 61
BZQ5237B 8.2 20 8 500 +0.062 3 6.5 55
BZQ5238B 8.7 20 8 600 +0.065 3 6.5 52
BZQ5239B 9.1 20 10 600 +0.068 3 7.0 50
BZQ5240B 10 20 17 600 +0.075 3 8.0 45
BZQ5241B 11 20 22 600 +0.076 2 8.4 41
BZQ5242B 12 20 30 600 +0.077 1 9.1 38
BZQ5243B 13 9.5 13 600 +0.079 0.5 9.9 35
BZQ5244B 14 9.0 15 600 +0.082 0.1 10 32
BZQ5245B 15 8.5 16 600 +0.082 0.1 11 30
BZQ5246B 16 7.8 17 600 +0.083 0.1 12 28
BZQ5247B 17 7.4 19 600 +0.084 0.1 13 27
BZQ5248B 18 7.0 21 600 +0.085 0.1 14 25
BZQ5249B 19 6.6 23 600 +0.086 0.1 14 24
BZQ5250B 20 6.2 25 600 +0.086 0.1 15 23
BZQ5251B 22 5.6 29 600 +0.087 0.1 17 21.2
BZQ5252B 24 5.2 33 600 +0.087 0.1 18 19.1
BZQ5253B 25 5.0 35 600 +0.089 0.1 19 18.2
BZQ5254B 27 4.6 41 600 +0.090 0.1 21 16.8
BZQ5255B 28 4.5 44 600 +0.091 0.1 21 16.2
BZQ5256B 30 4.2 49 600 +0.091 0.1 23 15.1
BZQ5257B 33 3.8 58 700 +0.092 0.1 25 13.8
BZQ5258B 36 3.4 70 700 +0.093 0.1 27 12.6
BZQ5259B 39 3.2 80 800 +0.094 0.1 30 11.5
BZQ5260B 43 3 93 900 +0.095 0.1 33 10.6
BZQ5261B 47 2.7 150 1000 +0.095 0.1 36 9.7
STANDARD VOLTAGE TOLERANCE IS ±5% AND: 1. STANDARD ZENER DIODE 500MW
SUFFIX "A" FOR ±3% VZ TOLERANCE = ±5%
SUFFIX "B" FOR ±5% 2. QUADRO MELF MOLDED GLASS.
SUFFIX "C" FOR ±10% *MEASURED WITH PULSES Tp = 40m SEC.
SUFFIX "D" FOR ±20%
SURFACE MOUNT ZENER DIODES
BZQ52-SERIES
Maximum Zener Impedance
Absolute Maximum Ratings Symbol Value Unit
Zener Current see Table "Characteristics"
Power Dissipation at Tamb=25℃Ptot 500* mW
Junction Temperature Tj175 ℃
Storage Temperature Range Ts -65 to +175 ℃
Cases: QUADRO MELF Molded Glass ( NO.09 of Page83 )
Characteristic at Tamb=25℃Symbol Min. Typ. Max. Unit
Thermal Resistance __
Junction to Ambient Air
Forward Voltage __
at IF=100mA
*Valid provided that leads at a distance of 10mm from case are kept at ambient temperature.
VF1V
SURFACE MOUNT ZENER DIODES
BZQ52-SERIES
RthA 0.3* K/mW
*Valid provided that leads at a distance of 10mm from case are kept at ambient temperature.
