Surface Mount Zener Diode
BZT52C Series
●
Electrical Characteristics @ T
A
=25℃ unless otherwise specified
Type
Number
Marking
Code
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
V
Z
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
@I
ZT
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
Maximum Zener Impedance
(Note 3)
Z
ZT
@I
ZT
Ω
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
Z
ZK
@I
ZK
Ω
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
500mW, SOD-123
Temperature
Maximum
Coefficient of
Reverse
Zener Voltage
Current
@ I
ZT
= 5 mA
(Note 2)
mV /
℃
I
R
V
R
µA
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 µA
3. f = 1 K Hz
●
Maximum Ratings @ T
A
=25℃ unless otherwise specified
Characteristic
Symbol
Value
Power Dissipation (Note 1), Derate above 25
℃
P
d
500
Forward Voltage (Note 2) @ I
F
= 10 mA
V
F
0.9
Thermal Resistance, Junction to Ambient Air (Note 1)
R
θJA
305
Operating and Storage Temperature Range
T
J
, T
STG
-65 ~ +150
Notes:
2
1. Device mounted on ceramic PCB; 7.6mm×9.4mm×0.87mm with pad areas 25mm .
2. Short duration test pulse used in minimize self-heating effect.
3. f = 1 K Hz
http://www.SeCoSGmbH.com/
01-Jun-2002 Rev. A
Unit
mW
V
℃
/W
℃
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
℃
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
α
0°
8°
All Dimensions in mm
H
G
A
B
C
D
J
E
http://www.SeCoSGmbH.com/
01-Jun-2002 Rev. A
Any changing of specification will not be informed individual
Page 2 of 4
●
Electrical Characteristic Curves @ T
A
=25℃
8
7
6
5
4
3
2
1
0
–1
–2
–3
2
3
4
5
6
7
8
9
10
11
12
TYPICAL T
C
VALUES
FOR
BZT52C2V4 SERIES
100
TYPICAL T
C
VALUES
FOR
BZT52C2V4
SERIES
θ
VZ, TEMPERATURE COEFFICIENT (mV/
°
C)
θ
VZ, TEMPERATURE COEFFICIENT (mV/
°
C)
V
Z
@ I
ZT
V
Z
@ I
ZT
10
1
10
V
Z
, NOMINAL ZENER VOLTAGE (V)
100
V
Z
, NOMINAL ZENER VOLTAGE (V)
Figure 1. Temperature Coefficients
(Temperature Range –55°C to +150°C)
Figure 2. Temperature Coefficients
(Temperature Range –55°C to +150°C)
1.2
1000
Ppk , PEAK SURGE POWER (WATTS)
1.0
RECTANGULAR
WAVEFORM, T
A
= 255C
0.8
P
D
versus T
L
P
D
versus T
A
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
T
J
= 255C
I
Z(AC)
= 0.1 I
Z(DC)
f = 1 kHz
1000
Z ZT, DYNAMIC IMPEDANCE (
Ω
)
I
Z
= 1 mA
100
IF, FORWARD CURRENT (mA)
100
5 mA
20 mA
10
10
1505C
1
1
10
V
Z
, NOMINAL ZENER VOLTAGE
100
1
0.4
75°C 25°C
0.6
0.7
0°C
0.8
0.9
1.0
1.1
1.2
0.5
V
F
, FORWARD VOLTAGE (V)
Figure 5. Effect of Zener Voltage on
Zener Impedance
Figure 6. Typical Forward Voltage
http://www.SeCoSGmbH.com/
01-Jun-2002 Rev. A
Any changing of specification will not be informed individual
Page 3 of 4
1000
1000
0 V BIAS
1 V BIAS
C, CAPACITANCE (pF)
100
I R , LEAKAGE CURRENT (
µ
A)
T
A
= 25°C
100
10
1
+1505C
0.1
BIAS AT
50% OF V
Z
NOM
0.01
+255C
10
0.001
0.0001
1
1
10
V
Z
, NOMINAL ZENER VOLTAGE (V)
100
0.00001
0
10
20
30
40
50
60
–555C
70
80
90
V
Z
, NOMINAL ZENER VOLTAGE (V)
Figure 7. Typical Capacitance
Figure 8. Typical Leakage Current
100
100
T
A
= 25°C
I Z , ZENER CURRENT (mA)
I Z , ZENER CURRENT (mA)
10
10
T
A
= 25°C
1
1
0.1
0.1
0.01
0
2
4
6
V
Z
, ZENER VOLTAGE (V)
8
10
12
0.01
10
30
50
V
Z
, ZENER VOLTAGE (V)
70
90
Figure 9. Zener Voltage versus Zener Current
(V
Z
Up to 12 V)
Figure 10. Zener Voltage versus Zener Current
(12 V to 91 V)
http://www.SeCoSGmbH.com/
01-Jun-2002 Rev. A
Any changing of specification will not be informed individual
Page 4 of 4
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