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BZX55C SERIES
ZENER DIODE REVERSE VOLTAGE - 2.4 to 188 Volts DO - 35
.020 TYP. (0.51) 1.083(27.5) MIN
FEATURES
High reliability
APPLICATIONS
Voltage stabilization
CONSTRUCTION
Silicon epitaxial planar
.150(3.8) MAX .079 MAX (2.0)
1.083(27.5) MIN
Dimensions in inches and (millimeters)
ABSOLUTE MAXIMUM RATINGS
TJ=25
Parameter Power dissipation Z-current Junction temperature Storage temperature range Tstg Test Conditions I=4mm TL25 Type Symbol Pv Iz Value 500 Unit Mw MA
Pv/Vz
175

-55 ~ +200
MAXIMUM THERMAL RESISTANCE
TJ=25
Parameter Junction ambient Test Conditions I=4mm TL=constant Symbol RthJA Value 350 Unit K/W
ELECTRICAL CHARACTERISTICS
TJ=25
Parameter Forward voltage Test Conditions IF=200mA Type Symbol VF Min Typ Max 1.5 Unit V
~ 399 ~
RATING AND CHARACTERISTIC CURVES BZX55C SERIES
FIG. 2 - TOTAL POWER DISSIPATIONVS. AMBIENT TEMPERATURE 600 500 TOTAL POWER DISSIPATION(mw) 0 5 10 15 20 LEAD LENGTH (mm) 500
FIG. 1 - THERMAL RESISTANCE VS.LEAD LENGTH THERM.RESIST.JUNCTION / AMBIENT(K/M)
400
400
300
300
200
200
100 0
100 0 0 40 80 120 160 200
AMBIENT TEMPERATURE (C)
FIG.3 -TYPICAL CHANGE OF WORKING VOLTAGE UNDER OPERATING CONDITIONS AT Tamb=25C 1000 VOLTAGE CHAGNE(mA) TJ=25C RELATIVE VOLTAGE CHANGE
FIG. 4 - TYPICAL CHANGE OF WORKING VOLTAGE VS. JUNCTION TEMPERATURE 1.3 VZtn=Vzt/Vz(25C) 1.2 TKyz=10x10 K 1.1
-4/
6x10-4/K 8x10-4/K 4x10-4/K 2x10-4/K 0 -2x10-4/K -4x10-4/K
100 Iz=5mA
1.0
10
0.9
1 0 5 15 10 Z-VOLTAGE (V) 20 25
0.8 -60 0 60 120 180 240 JUNCTION TEMPERATURE (C)
TEMPERATURE COEFFICIENT OF Vz (10-4/K)
FIG.5 - TYPICAL CHANGE OF WORKING VOLTAGE VS. JUNCTION TEMPERATURE 15 DIODE CAPACITANCE (PF) 200
FIG.6 - DIODE CAPACITANCE VS.Z-VOLTAGE
10
150
VR=2V TJ=25C
5
100
Iz=5mA
0
50 0 0
-5 0 10 20 30 40 50
0
5
10
15
20
25
Z-VOLTAGE(V) Z-VOLTAGE(V)
~ 400 ~
RATING AND CHARACTERISTIC CURVES BZX55C SERIES
FIG.7 - FORWARD CURRENT VS. FORWARD VOLTAGE FORWARD CURRENT (mA) 100 10 1 0.1 0.01 0.001 0 0.2 0.4 0.6 0.8 1.0 0 0 4 8 12 16 20 Z-VOLTAGE(V) FORWARD VOLTAGE (V) TJ=25C Z-CURRENT (mA) 100 80 60 40 20
FIG.8 - Z-CURRENT VS. Z-VOLTAGE Ptot=500mW Tamb=25C
FIG.9 - Z-CURRENT VS. Z-VOLTAGE 50 40 Z-CURRENT (mA) 30 20 Ptot=500mW Tamb=25C 1000
FIG.10 - DIFFERENTIAL Z-RESISTANCE Vz VS. Z-VOLTAGE
DIFFERENTIAL-RESISTANCE
Iz=1mA 100 5mA 10
10 0 15
10m 1 0 5 10 15
TJ=25C 20 25
20
25
30
35
Z-VOLTAGE(V)
Z-VOLTAGE(V)
FIG.11 - THERMAL RESPONSE THERMAL RESISTANCE FOR PULSE COND. (K/W) 1000
100
10
1 10-1 100 101 PULSE LENGTH (ms) 102
~ 401 ~
BZX55C SERIES
500mW ZENER DIODES/DO-35/DL-35(MINI MELF)
Nominal Zener Test Current
OPRERATING AND STORAGE TEMPERATURE -55to+200
Maximum Zener Impedance
TYPE
IZT mA 5.0 5.0 5.0 5.0 5.0 5.0 5.0 5.0 5.0 5.0 5.0 5.0 5.0 5.0 5.0 5.0 5.0 5.0 5.0 5.0 5.0 5.0 5.0 5.0 5.0 5.0 5.0 5.0 5.0 2.5 2.5 2.5 2.5 2.5 2.5 2.5 2.5 2.5 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0
IZK mA 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 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1
Maximum Reverse Leakage Current
Maximun Surge Current
Maximum Regulation Current
Min BZX55C2V4 2.28 BZX5C2V7 2.50 BZX55C3V0 2.80 BZX55C3V3 3.10 BZX55C3V6 3.40 BZX55C3V9 3.70 BZX55C4V3 4.00 BZX55C4V7 4.40 BZX55C5V1 4.80 BZX55C5V6 5.20 BZX55C6V2 5.80 BZX55C6V8 6.40 BZX55C7V5 7.00 BZX55C8V2 7.70 BZX55C9V1 8.50 BZX55C10 9.40 BZX55C11 10.4 BZX55C12 11.4 BZX55C13 12.4 BZX55C15 13.8 BZX55C16 15.3 BZX55C18 16.8 BZX55C20 18.8 BZX55C22 20.8 BZX55C24 22.8 BZX55C27 25.1 BZX55C30 28.0 BZX55C33 31.0 BZX55C36 34.0 BZX55C39 37.0 BZX55C43 40.0 BZX55C47 44.0 BZX55C51 48.0 BZX55C56 52.0 BZX55C62 58.0 BZX55C68 64.0 BZX55C75 70.0 BZX55C82 77.0 BZX55C91 85.0 BZX55C100 94.0 BZX55C110 104 BZX55C120 114 BZX55C130 124 BZX55C150 138 BZX55C160 153 BZX55C180 168 BZX55C188 188 NOTE: 1. Normal Tolerance 5%.
Max 2.56 2.90 3.20 3.50 3.80 4.10 4.60 5.00 5.40 6.00 6.60 7.20 7.90 8.70 9.60 10.6 11.6 12.7 14.1 15.6 17.1 19.1 21.2 23.3 25.6 28.9 32.0 35.0 38.0 41.0 46.0 50.0 54.0 60.0 66.0 72.0 80.0 87.0 96.0 106 116 127 141 156 171 191 212
ZZT @ IZT Ohms 85 85 85 85 85 85 75 60 35 25 10 8 7 7 10 15 20 20 26 30 40 50 55 55 80 80 80 80 80 90 90 110 125 135 150 200 250 300 450 450 600 800 1000 1200 1500 1800 2000
ZZT @ IZK Ohms 600 600 600 600 600 600 600 600 550 450 200 150 50 50 50 70 70 90 110 110 170 170 220 220 220 220 220 220 220 500 600 700 700 1000 1000 1000 1500 2000 5000 5000 5000 5000 5000 5000 5000 5000 5000
IR A 50 10 4.0 2.0 2.0 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 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
@ VR
IZM mA 0.085 0.080 0.075 0.070 0.065 0.060 0.055 0.030 0.030 0.038 0.045 0.050 0.058 0.062 0.068 0.075 0.076 0.077 0.079 0.082 0.083 0.085 0.086 0.087 0.088 0.090 0.091 0.092 0.093 0.094 0.095 0.095 0.096 0.096 0.096 0.096 0.096 0.096 0.096 0.096 0.096 0.096 0.096 0.096 0.096 0.096 0.096 mA 155 135 125 115 105 95 90 85 80 70 64 58 53 74 43 40 36 32 29 27 24 21 20 18 16 14 13 12 11 10 9.2 8.5 7.8 7.0 6.4 5.9 5.3 4.8 4.4 4.0 3.6 3.3 3.0 2.6 2.5 2.2 2.0
Volts 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 2.0 3.0 5.0 6.2 6.8 7.5 8.2 9.1 10 11 12 13 15 16 18 20 22 24 27 30 33 36 39 43 47 51 56 62 68 75 82 91 100 110 120 130 150
~ 402 ~

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