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Surface Mount Zener Diode
BZT52C Series
Electrical Characteristics @ TA=25J Type Number Marking Code unless otherwise specified Maximum Zener Impedance (Note 3) ZZT@IZT 100 100 95 95 90 90 90 80 60 40 10 15 15 15 15 20 20 25 30 30 40 45 55 55 70 80 80 80 90 130 100 100 100 ZZK@IZK mA 600 1.0 600 1.0 600 1.0 600 1.0 600 1.0 600 1.0 600 1.0 500 1.0 480 1.0 400 1.0 150 1.0 80 1.0 80 1.0 80 1.0 100 1.0 150 1.0 150 1.0 150 1.0 170 1.0 200 1.0 200 1.0 225 1.0 225 1.0 250 1.0 250 1.0 300 0.5 300 0.5 325 0.5 350 0.5 350 0.5 700 1.0 750 1.0 750 1.0 Zener Voltage Range (Note 2) Min V 2.2 2.5 2.8 3.1 3.4 3.7 4.0 4.4 4.8 5.2 5.8 6.4 7.0 7.7 8.5 9.4 10.4 11.4 12.4 13.8 15.3 16.8 18.8 20.8 22.8 25.1 28.0 31.0 34.0 37.0 40.0 44.0 48.0 VZ Nom V 2.4 2.7 3.0 3.3 3.6 3.9 4.3 4.7 5.1 5.6 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 Max V 2.6 2.9 3.2 3.5 3.8 4.1 4.6 5.0 5.4 6.0 6.6 7.2 7.9 8.7 9.6 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 @IZT mA 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 2 2 2 2 2 5 5 5 500mW, SOD-123 Temperature Maximum Coefficient of Reverse Zener Voltage Current @ IZT = 5 mA (Note 2) mV / J IR VR A V Min Max 50 1.0 -3.5 0 20 1.0 -3.5 0 10 1.0 -3.5 0 5 1.0 -3.5 0 5 1.0 -3.5 0 3 1.0 -3.5 0 3 1.0 -3.5 0 3 2.0 -3.5 0.2 2 2.0 -2.7 1.2 1 2.0 -2.0 2.5 3 4.0 0.4 3.7 2 4.0 1.2 4.5 1 5.0 2.5 5.3 0.7 5.0 3.2 6.2 0.5 6.0 3.8 7.0 0.2 7.0 4.5 8.0 0.1 8.0 5.4 9.0 0.1 8.0 6.0 10.0 0.1 8.0 7.0 11.0 0.1 10.5 9.2 13.0 0.1 11.2 10.4 14.0 0.1 12.6 12.4 16.0 0.1 14.0 14.4 18.0 0.1 15.4 16.4 20.0 0.1 16.8 18.4 22.0 0.1 18.9 21.4 25.3 0.1 21.0 24.4 29.4 0.1 23.1 27.4 33.4 0.1 25.2 30.4 37.4 0.1 27.3 33.4 41.2 0.1 32.0 10.0 12.0 0.1 35.0 10.0 12.0 0.1 38.0 10.0 12.0
BZT52C2V4 WX BZT52C2V7 W1 BZT52C3V0 W2 BZT52C3V3 W3 BZT52C3V6 W4 BZT52C3V9 W5 BZT52C4V3 W6 BZT52C4V7 W7 BZT52C5V1 W8 BZT52C5V6 W9 BZT52C6V2 WA BZT52C6V8 WB BZT52C7V5 WC BZT52C8V2 WD BZT52C9V1 WE BZT52C10 WF BZT52C11 WG BZT52C12 WH BZT52C13 WI BZT52C15 WJ BZT52C16 WK BZT52C18 WL BZT52C20 WM BZT52C22 WN BZT52C24 WO BZT52C27 WP BZT52C30 WQ BZT52C33 WR BZT52C36 WS BZT52C39 WT BZT52C43 WU BZT52C47 WV BZT52C51 WW Notes: 1. Valid provided that device terminals are keep at ambient temperature 2. Test with pulses. period = 5 ms, pulse width = 300 A 3. f = 1 K Hz
Maximum Ratings @ TA=25J unless otherwise specified Characteristic Symbol Value Power Dissipation (Note 1), Derate above 25 J Pd 500 Forward Voltage (Note 2) @ IF = 10 mA VF 0.9 Thermal Resistance, Junction to Ambient Air (Note 1) RJA 305 Operating and Storage Temperature Range TJ , TSTG -65 ~ +150 Notes: 2 1. Device mounted on ceramic PCB; 7.6mmx9.4mmx0.87mm with pad areas 25mm . 2. Short duration test pulse used in minimize self-heating effect. 3. f = 1 K Hz
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01-Jun-2002 Rev. A
Unit mW V J / W J
Any changing of specification will not be informed individual
Page 1 of 4
Features . RoHS Compliant . Standard Zener Breakdown Voltage Range: 2.4V to 51V . Steady State Power Rating of 500 mW . Small Body Outline Dimensions: 2.70 mm x 1.60 mm . Low Body Height: 1.05 mm . Package Weight: 10.00 mg / unit . ESD Rating of Class 3 ( > 16 KV ) per Human Body Model
Mechanical Data . Case: SOD-123, Void-Free, Transfer-Molded Plastic . Finish: All External Surfaces are Corrosion Resistant . Maximum Case Temperature for Soldering Purpose: 260 J for 10 Seconds . Polarity: Cathode Indicated by Polarity Band . Flammability Rating: UL94V-0 . Mounting Position: Any Outline SOD-123 Dim Min Max A 3.60 3.80 B 2.60 2.80 C 1.55 1.65 D 1.05 Typical E 0.50 0.60 G 0.25 0.45 H 0.10 0.15 J 0.05 Typical 0 8 All Dimensions in mm
H G A B C
D
J
E
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01-Jun-2002 Rev. A
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Electrical Characteristic Curves @ TA=25ae
8 7 6 5 4 3 2 1 0 -1 -2 -3 2 3 4 5 6 7 8 9 10 11 12 TYPICAL TC VALUES FOR BZT52C2V4 SERIES 100 TYPICAL TC VALUES FOR BZT52C2V4 SERIES
VZ, TEMPERATURE COEFFICIENT (mV/C)
VZ, TEMPERATURE COEFFICIENT (mV/C)
VZ @ IZT
VZ @ IZT
10
1 10 VZ, NOMINAL ZENER VOLTAGE (V) 100
VZ, NOMINAL ZENER VOLTAGE (V)
Figure 1. Temperature Coefficients (Temperature Range -55C to +150C)
Figure 2. Temperature Coefficients (Temperature Range -55C to +150C)
1.2
1000
Ppk , PEAK SURGE POWER (WATTS)
1.0
RECTANGULAR WAVEFORM, TA = 255C
0.8
PD versus TL PD versus TA
100
0.6
0.4
10
0.2
0 0 25 50 75 T, TEMPERATURE (5C) 100 125 150
1 0.1 1 10 PW, PULSE WIDTH (ms) 100 1000
Figure 3. Steady State Power Derating
Figure 4. Maximum Nonrepetitive Surge Power
1000 TJ = 255C IZ(AC) = 0.1 IZ(DC) f = 1 kHz
1000
Z ZT, DYNAMIC IMPEDANCE ( )
IZ = 1 mA
100
IF, FORWARD CURRENT (mA)
100
5 mA 20 mA
10
10
1505C 1 1 10 VZ, NOMINAL ZENER VOLTAGE 100 1 0.4
75C 25C
0.6 0.7
0C
0.8 0.9 1.0 1.1 1.2
0.5
VF, FORWARD VOLTAGE (V)
Figure 5. Effect of Zener Voltage on Zener Impedance
Figure 6. Typical Forward Voltage
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01-Jun-2002 Rev. A
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1000
1000
0 V BIAS 1 V BIAS C, CAPACITANCE (pF)
100
I R , LEAKAGE CURRENT ( A)
TA = 25C
100 10
1 +1505C 0.1
BIAS AT 50% OF VZ NOM
0.01 +255C
10
0.001
0.0001 1 1 10 VZ, NOMINAL ZENER VOLTAGE (V) 100 0.00001 0 10 20 30 40 50 60
-555C
70
80
90
VZ, NOMINAL ZENER VOLTAGE (V)
Figure 7. Typical Capacitance
Figure 8. Typical Leakage Current
100
100
TA = 25C I Z , ZENER CURRENT (mA) I Z , ZENER CURRENT (mA)
10 10
TA = 25C
1
1
0.1
0.1
0.01 0 2 4 6 VZ, ZENER VOLTAGE (V) 8 10 12
0.01 10 30 50 VZ, ZENER VOLTAGE (V) 70 90
Figure 9. Zener Voltage versus Zener Current (VZ Up to 12 V)
Figure 10. Zener Voltage versus Zener Current (12 V to 91 V)
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01-Jun-2002 Rev. A
Any changing of specification will not be informed individual
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