DATA SHEET
BZT52-B4V3 SERIES
SURFACE MOUNT SILICON ZENER DIODES
VOLTAGE
4.3 to 39 Volts
POWER
410 mWatts
SOD-123
Unit: inch (mm)
FEATURES
• Planar Die construction
• 410mW Power Dissipation
• Zener Voltages from 4.3~39V
• Ideally Suited for Automated Assembly Processes
• Both normal and Pb free product are available :
Normal : 80~95% Sn, 5~20% Pb
.008(.20)MAX
.053(1.35)
.037(0.95)
.016(.40)MIN
.154(3.90)
.141(3.60)
.110(2.8)
.098(2.5)
Pb free: 99% Sn above
MECHANICAL DATA
• Case: SOD-123, Molded Plastic
• Terminals: Solderable per MIL-STD-202G, Method 208
• Polarity: See Diagram Below
• Approx. Weight: 0.0102 grams
• Mounting Position: Any
.005(.12)MAX
MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS
Parameter
Maximum Forward Voltage Drop at IF=10mA
Power Dissipation (Notes A) at 25
O
C
Peak Forward Surge Current, 8.3ms single half
sine-wave superimposed on rated load (JEDEC method) (Notes B)
Operating Junction and StorageTemperature Range
Symbol
V
F
P
D
I
FSM
T
J
.028(0.7)
.019(0.5)
Value
0.9
410
2.0
-55 to +150
NOTES:
A. Mounted on 5.0mm
2
(.013mm thick) land areas.
B. Measured on 8.3ms, single half sine-wave or equivalent square wave, duty cycle = 4 pulses per minute maximum.
STAD-NOV.18.2004
.071(1.8)
.055(1.4)
Units
V
mW
Amps
O
C
PAGE . 1
Part Number
Marking Code
V
Z
@ I
ZT
Maximum Zener
Impedance
Z
ZT
@ I
ZT
Z
ZK
@ I
ZK
O
mA
Maximum
Leakage
Current
I
R
@V
R
uA
V
Package
Nom. V Min. V Max. V
410 mWatt ZENER DIODES
BZT52-B4V3
BZT52-B4V7
BZT52-B5V1
BZT52-B5V6
BZT52-B6V2
BZT52-B6V8
BZT52-B7V5
BZT52-B8V2
BZT52-B9V1
BZT52-B10
BZT52-B11
BZT52-B12
BZT52-B13
BZT52-B14
BZT52-B15
BZT52-B16
BZT52-B17
BZT52-B18
BZT52-B20
BZT52-B22
BZT52-B24
BZT52-B27
BZT52-B28
BZT52-B30
BZT52-B33
BZT52-B36
BZT52-B39
4B3
4B7
5B1
5B6
6B2
6B8
7B5
8B2
9B1
10B
11B
12B
13B
14B
15B
16B
17B
18B
20B
22B
24B
27B
28B
30B
33B
36B
39B
4.3
4.7
5.1
5.6
6.2
6.8
7.5
8.2
9.1
10
11
12
13
14
15
16
17
18
20
22
24
27
28
30
33
36
39
4.21
4.61
5.00
5.49
6.08
6.66
7.35
8.04
8.92
9.80
4.39
4.79
5.20
5.71
6.32
6.94
7.65
8.36
9.28
10.20
O
mA
95
78
60
40
10
8
7
7
10
15
20
20
25
25
30
40
40
50
50
55
80
80
80
80
80
80
80
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
500
500
480
400
200
150
50
50
50
70
70
90
110
110
110
170
170
170
220
220
220
250
250
250
250
250
300
1.00
1.00
1.00
1.00
1.00
1.00
1.00
1.00
1.00
1.00
1.00
1.00
1.00
1.00
1.00
1.00
1.00
1.00
1.00
1.00
1.00
1.00
1.00
1.00
1.00
1.00
1.00
5.0
5.0
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
1.0
2.0
0.8
1.0
2.0
3.0
5.0
6.0
7.0
7.5
8.5
9.0
10.0
10.5
11.0
12.0
13.0
14.0
15.0
17.0
18.0
20.0
22.0
22.5
25.0
27.0
29.0
SOD-123
SOD-123
SOD-123
SOD-123
SOD-123
SOD-123
SOD-123
SOD-123
SOD-123
SOD-123
SOD-123
SOD-123
SOD-123
SOD-123
SOD-123
SOD-123
SOD-123
SOD-123
SOD-123
SOD-123
SOD-123
SOD-123
SOD-123
SOD-123
SOD-123
SOD-123
SOD-123
10.78 11.22
11.76 12.24
12.74 13.26
13.72 14.28
14.70 15.30
15.68 16.32
16.66 17.34
17.64 18.36
19.60 20.40
21.56 22.44
23.52 24.48
26.46 27.54
27.44 28.56
29.40 30.60
32.34 33.66
35.28 36.72
38.22 39.78
STD-NOV.18.2004
PAGE . 2
TEMPERATURE COEFFICIENT,(mA/
O
C)
8
7
6
5
4
3
2
1
TEMPERATURE COEFFICIENT,(mA/
O
C)
100
10
0
-1
-2
-3
2
3
4
5
6
7
8
9
10
11
12
1
10
100
NOMINAL ZENER VOLTAGE,VOLTS
NOMINAL ZENER VOLTAGE,VOLTS
Fig.1 TEMPERATURE COEFFICENTS
Fig.2 TEMPERATURE COEFFICENTS
1000
DYNAMIC IMPEDANCE,W
IZ = 1 mA
FORWARD CURRENT,mA
T
J
=25 C
I
Z(AC)=0.1
I
Z(DC)
F=1 kHZ
O
1000
100
5 mA
20 mA
100
10
10
150
O
C
75
O
C
25
O
C
5
O
C
1
1
10
NORMAL ZENER VOLTAGE, VOLTS
100
1
0.4
0.5
0.6
0.7
0.8
0.9
1.0
1.1
1.2
FORWARD VOLTAGE, VOLTS
Fig.3 EFFECT OF ZENER VOLTAGE ON ZENER IMPEDANCE
Fig.4 TYPICAL FORWARD VOLTAGE
1000
0.6
POWER DISSIPATION, Watts
0 V BIAS
1 V BIAS
T
A
=25 C
O
T
A
=25
o
C
0.5
0.4
0.3
0.2
0.1
0
CAPACITANCE,pF
100
BIASAT
50% OF VZ NOM
10
1
0
25
50
75
100
125
150
1
10
NORMAL ZENER VOLTAGE, VOLTS
100
TEMPERATURE (
O
C)
Fig.5 STEADY STATE POWER DERATING
Fig.6 TYPICAL CAPACITANCE
STAD-NOV.18.2004
PAGE . 3
100
T
A
=25
o
C
100
T
A
=25
o
C
ZENER CURRENT,mA
10
ZENER CURRENT,mA
10
1
1
0.1
0.1
0.01
0
2
4
6
8
10
12
0.01
10
30
50
70
90
ZENER VOLTAGE, VOLTS
Fig.7 ZENER VOLTAGE VERSUS ZENER CURRENT
ZENER VOLTAGE, VOLTS
Fig.8 ZENER VOLTAGE VERSUS ZENER CURRENT
1000
LEAKAGE CURRENT,uA
100
10
1
0.1
0.01
0.001
0.0001
0.00001
0
10
20
30
40
50
60
70
+150 C
O
+25 C
-55 C
80
90
O
O
NORMAL ZENER VOLTAGE, VOLTS
Fig.9 TYPICAL LEAKAGE CURRENT
STAD-NOV.18.2004
PAGE . 4
MOUNTING PAD LAYOUT
SOD-123
Unit: inch ( mm )
.0.059(1.50)
0.094(2.4)
0.059(1.50)
ORDER INFORMATION
• Packing information
T/R - 10K per 13" plastic Reel
T/R - 3.0K per 7" plastic Reel
LEGAL STATEMENT
IMPORTANT NOTICE
This information is intended to unambiguously characterize the product in order to facilitate the customer's evaluation
of the device in the application. The information will help the customer's technical experts determine that the device is
compatible and interchangeable with similar devices made by other vendors. The information in this data sheet is believed
to be reliable and accurate. The specifications and information herein are subject to change without notice. New products
and improvements in products and product characterization are constantly in process. Therefore, the factory should be
consulted for the most recent information and for any special characteristics not described or specified.
Copyright Pan Jit International Inc. 2003
All rights reserved. Reproduction in whole or in part is prohibited without the prior written consent of the copyright
owner.
The information presented in this document does not form part of any quotation or contract. The information presented is
believed to be accurate and reliable, and may change without notice in advance. No liability will be accepted by the
publisher for any consequence of use.Publication thereof does not convey nor imply any license under patent or other
industrial or intellectual property rights.
STAD-NOV.18.2004
PAGE .
5
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