SMD Zener Diode
BZT52C2V0-HF
Thru. BZT52C75-HF
RoHS Device
Halogen Free
Features
- Large selection of zener voltages: 2V~75V.
- Tight voltage tolerance: ±5% for C-series.
- Ultra low-profile package well suited for
automated assembly.
- MSL class 1 compatible.
0.024(0.60)
0.020(0.50)
0.152(3.85)
0.140(3.55)
SOD-123
0.112(2.85)
0.100(2.55)
0.069(1.75)
0.057(1.45)
Mechanical data
- Case: Molded plastic, SOD-123
0.051(1.30)
0.039(1.00)
0.004(0.10)
0.001(0.02)
0.006(0.15)
0.002(0.05)
0.018(0.45)
0.010(0.25)
Dimensions in inches and (millimeter)
Circuit Diagram
Cathode
Anode
Maximum Ratings
(T =25°C unless otherwise noted)
A
Parameter
Forward voltage @ I
F
=10mA
Power dissipation (collector)
Thermal resistance, junction to ambient
Thermal resistance, junction to case
Junction temperature range
Storage temperature range
Symbol
V
F
P
C
R
θJA
R
θJC
T
J
T
STG
Value
0.9
500
250
140
-55 to +150
-65 to +150
Unit
V
mW
°C/W
°C/W
°C
°C
Note: 1. These ratings are limiting values above which the serviceability of the diodes may be impaired.
Company reserves the right to improve product design , functions and reliability without notice.
QW-JZ018
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Page 1
Comchip Technology CO., LTD.
SMD Zener Diode
Electrical Characteristics
Zener Voltage
Part Number
V
Z
@ I
ZT
Min(V)
BZT52C2V0-HF
BZT52C2V2-HF
BZT52C2V4-HF
BZT52C2V7-HF
BZT52C3V0-HF
BZT52C3V3-HF
BZT52C3V6-HF
BZT52C3V9-HF
BZT52C4V3-HF
BZT52C4V7-HF
BZT52C5V1-HF
BZT52C5V6-HF
BZT52C6V2-HF
BZT52C6V8-HF
BZT52C7V5-HF
BZT52C8V2-HF
BZT52C9V1-HF
BZT52C10-HF
BZT52C11-HF
BZT52C12-HF
BZT52C13-HF
BZT52C15-HF
BZT52C16-HF
BZT52C18-HF
BZT52C20-HF
BZT52C22-HF
BZT52C24-HF
BZT52C27-HF
BZT52C30-HF
BZT52C33-HF
1.90
2.09
2.20
2.50
2.80
3.10
3.40
3.70
4.00
4.40
4.80
5.20
5.80
6.40
7.00
7.70
8.50
9.40
10.40
11.40
12.40
13.80
15.30
16.80
18.80
20.80
22.80
25.10
28.00
31.00
(T
A
=25°C unless otherwise noted)
Maximum
Zener Impedance
I
ZT
Z
ZT
@I
ZT
Z
ZK
@I
ZK
(Ω)
100
100
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
Temperature
Coefficient
@ I
ZT
I
ZK
(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
0.5
0.5
0.5
Maximum
Reverse Current
I
R
@ V
R
(µA)
150
150
50
20
10
5.0
5.0
3.0
3.0
3.0
2.0
1.0
3.0
2.0
1.0
0.7
0.5
0.2
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
Marking
Code
T
C
(mV/°C)
Min.
-3.5
-3.5
-3.5
-3.5
-3.5
-3.5
-3.5
-3.5
-3.5
-3.5
-2.7
-2.0
0.4
1.2
2.5
3.2
3.8
4.5
5.4
6.0
7.0
9.2
10.4
12.4
14.4
16.4
18.4
21.4
24.4
27.4
Typ(V)
2.0
2.2
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
Max(V)
2.10
2.31
2.60
2.90
3.20
3.50
3.80
4.10
4.60
5.00
5.40
6.00
6.60
7.14
7.90
8.70
9.60
10.60
11.60
12.70
14.10
15.60
17.10
19.10
21.20
23.30
25.60
28.90
32.00
35.00
(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
2.0
2.0
2.0
(Ω)
600
600
600
600
600
600
600
600
600
500
480
400
150
80
80
80
100
150
150
150
170
200
200
225
225
250
250
300
300
325
Max.
0
0
0
0
0
0
0
0
0
0
1.2
2.5
3.7
4.5
5.3
6.2
7.0
8.0
9.0
10.0
11.0
13.0
14.0
16.0
18.0
20.0
22.0
25.3
29.4
33.4
(V)
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
2.0
2.0
2.0
4.0
4.0
5.0
5.0
6.0
7.0
8.0
8.0
8.0
10.5
11.2
12.6
14.0
15.4
16.8
18.9
21.0
23.1
WY
22
WX
W1
W2
W3
W4
W5
W6
W7
W8
W9
WA
WB
WC
WD
WE
WF
WG
WH
WI
WJ
WK
WL
WM
WN
WO
WP
WQ
WR
Company reserves the right to improve product design , functions and reliability without notice.
QW-JZ018
REV:A
Page 2
Comchip Technology CO., LTD.
SMD Zener Diode
Electrical Characteristics
Zener Voltage
Part Number
V
Z
@ I
ZT
Min(V)
BZT52C36-HF
BZT52C39-HF
BZT52C43-HF
BZT52C47-HF
BZT52C51-HF
BZT52C56-HF
BZT52C62-HF
BZT52C68-HF
BZT52C75-HF
34.00
37.00
40.00
44.00
48.00
53.20
58.90
64.60
71.25
(T
A
=25°C unless otherwise noted)
Maximum
Zener Impedance
I
ZT
Z
ZT
@I
ZT
Z
ZK
@I
ZK
(Ω)
90
130
100
100
100
200
215
240
255
Temperature
Coefficient
@ I
ZT
I
ZK
(mA)
0.5
0.5
1.0
1.0
1.0
0.5
0.5
0.5
0.5
Maximum
Reverse Current
I
R
@ V
R
(µA)
0.1
0.1
0.1
0.1
0.1
0.045
0.045
0.045
0.045
Marking
Code
T
C
(mV/°C)
Min.
30.4
33.4
10.0
10.0
10.0
10.0
10.0
10.0
10.0
Typ(V)
36
39
43
47
51
56
62
68
75
Max(V)
38.00
41.00
46.00
50.00
54.00
58.80
65.10
71.40
78.75
(mA)
2.0
2.0
2.0
2.0
2.0
2.0
2.0
2.0
2.0
(Ω)
350
350
700
750
750
400
423
447
470
Max.
37.4
41.2
12.0
12.0
12.0
12.0
12.0
12.0
12.0
(V)
25.2
27.3
32.0
35.0
38.0
39.2
43.4
47.6
52.5
WS
WT
WU
WV
WW
WX
6E
6F
6H
Company reserves the right to improve product design , functions and reliability without notice.
QW-JZ018
REV:A
Page 3
Comchip Technology CO., LTD.
SMD Zener Diode
Rating and Characteristic Curves (BZT52C2V0-HF Thru. BZT52C75-HF)
Fig.1 - Power Derating Curve
600
20
T
J
=25°C
Fig.2 - Typical Zener Breakdown
Characteristics
Power Dissipation, P
D
(mW)
500
Zener Current, I
Z
(mA)
15
4V3
4V7
5V1
5V6
6V2
6V8
7V5
400
300
200
100
10
5
2V0
2V4
2V7
3V0
3V3
3V6
3V9
Test current I
Z
5mA
0
0
25
50
75
100
125
150
0
0
2
4
6
8
10
Ambient Temperature, T
A
(°C)
Zener Voltage, V
Z
(V)
Fig.3 - Typical Zener Breakdown
Characteristics
30
10V
12V
Fig.4 - Typical Zener Breakdown
Characteristics
10
T
J
=25°C
39V
T
J
=25°C
Zener Current, I
Z
(mA)
20
18V
22V
Test current I
Z
27V
2mA
Zener Current, I
Z
(mA)
15V
8
6
10
Test current I
Z
5mA
33V
36V
4
Test current I
Z
2mA
2
0
0
10
20
30
40
0
0
10 20 30 40 50 60 70 80 90 100
Zener Voltage, V
Z
(V)
Zener Voltage, V
Z
(V)
Fig.5 - Typical Temperature Coefficient
of Zener Voltage
0.020
0.015
0.010
Fig.6 - Typical Temperature Coefficient
of Zener Voltage
0.100
0.080
I
Z
=5mA
T
C
of V
Z
, (%/°C)
T
C
of V
Z
, (%/°C)
I
Z
=5mA
0.005
0
-0.005
-0.010
-0.015
-0.020
0
2
4
6
8
10
I
Z
=50µA
0.060
I
Z
=50µA
0.040
0.020
0
-0.020
10
20
30
40
50
60
70
80
Zener Voltage, V
Z
(V)
Zener Voltage, V
Z
(V)
Company reserves the right to improve product design , functions and reliability without notice.
QW-JZ018
REV:A
Page 4
Comchip Technology CO., LTD.
SMD Zener Diode
Reel Taping Specification
P
0
P
1
d
C
E
F
W
B
A
P
12
0
o
D
2
D
1
D
W
1
Trailer
.......
.......
160mm (min)
Device
.......
.......
.......
.......
Leader
.......
.......
400mm (min)
End
Start
Direction of Feed
SYMBOL
SOD-123
(mm)
(inch)
SYMBOL
SOD-123
(mm)
(inch)
A
1.85 ± 0.10
B
3.94 ± 0.10
C
1.57 ± 0.10
d
1.55 ± 0.05
D
D
1
D
2
13.00 ± 0.50
178.00 ± 1.00 54.00 ± 0.50
0.073 ± 0.004 0.155 ± 0.004 0.062 ± 0.004 0.061 ± 0.002 7.008 ± 0.039 2.126 ± 0.020 0.512 ± 0.020
E
1.75 ± 0.10
F
3.50 ± 0.05
P
4.00 ± 0.10
P
1
2.00 ± 0.05
P
0
4.00 ± 0.10
W
8.00 + 0.30
− 0.10
W
1
9.50 ± 1.00
0.069 ± 0.004 0.138 ± 0.002 0.157 ± 0.004 0.079 ± 0.002 0.157 ± 0.004
0.315 + 0.012
0.374 ± 0.039
− 0.004
Company reserves the right to improve product design , functions and reliability without notice.
QW-JZ018
REV:A
Page 5
Comchip Technology CO., LTD.
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