SMD Zener Diode
BZX84C2V4CC-HF Thru. BZX84C51CC-HF
Voltage: 2.4 to 51 Volts
Power: 350 mWatts
RoHS Device
Halogen Free
SOT-23
Features
- Zener breakdown voltage range
- 2.4V to 51V.
- Package designed fo optimal automated
board assembly.
- Small package size for high density applications.
0.043(1.10)
0.035(0.90)
0.059(1.50)
0.043(1.10)
0.122(3.10)
0.106(2.70)
3
1
0.079(2.00)
0.071(1.80)
2
0.006(0.15)
0.002(0.05)
0.102(2.60)
0.087(2.20)
Mechanical data
- Case: SOT-23, Molded plastic.
0.020(0.50)
0.012(0.30)
0.004(0.10)
0.001(0.02)
0.019(0.48)
0.014(0.35)
Dimensions in inches and (millimeter)
Circuit Diagram
3
1
2
Maximum Rating
(at Ta=25°C unless otherwise noted)
Parameter
Power dissipation
Thermal resistance, junction to ambient (Note 1)
Operating and storage temperature range
Note: 1. Alumina = 0.4 * 0.3 * 0.024 in, 99.5% alumina.
Symbol
P
D
R
θJA
T
J
, T
STG
Value
350
417
-65 to +150
Unit
mW
°C/W
°C
Company reserves the right to improve product design , functions and reliability without notice.
QW-JZ019
REV:A
Page 1
Comchip Technology CO., LTD.
SMD Zener Diode
Electrical Characteristics
(at Ta=25°C unless otherwise noted, V
F
< 0.9V at I
F
= 10 )
Zener
voltage
range
(Note 1)
Dynamic
resistance
Reverse
leakage
current
Part Number
I
ZT
Z
ZT
Max. (Ω)
I
R
Max
(µA)
at V
R
(V)
Marking
Code
Min(V)
BZX84C2V4CC-HF
BZX84C2V7CC-HF
BZX84C3V0CC-HF
BZX84C3V3CC-HF
BZX84C3V6CC-HF
BZX84C3V9CC-HF
BZX84C4V3CC-HF
BZX84C4V7CC-HF
BZX84C5V1CC-HF
BZX84C5V6CC-HF
BZX84C6V2CC-HF
BZX84C6V8CC-HF
BZX84C7V5CC-HF
BZX84C8V2CC-HF
BZX84C9V1CC-HF
BZX84C10CC-HF
BZX84C11CC-HF
BZX84C12CC-HF
BZX84C13CC-HF
BZX84C15CC-HF
BZX84C16CC-HF
BZX84C18CC-HF
BZX84C20CC-HF
BZX84C22CC-HF
BZX84C24CC-HF
BZX84C27CC-HF
BZX84C30CC-HF
BZX84C33CC-HF
BZX84C36CC-HF
BZX84C39CC-HF
BZX84C43CC-HF
BZX84C47CC-HF
BZX84C51CC-HF
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
14.3
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
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
15.8
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
(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
2.0
2.0
2.0
2.0
2.0
2.0
2.0
2.0
(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
150
170
180
I
R
(µA)
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
0.05
0.05
0.05
0.05
0.05
0.05
0.05
0.05
0.05
0.05
0.05
0.05
0.05
0.05
V
R
(V)
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
25.2
27.3
30.1
32.9
35.7
JH
JJ
JK
JM
JN
JP
JR
JX
JY
JZ
KA
KB
KC
KD
KE
KF
KH
KJ
KK
KM
KN
KP
KR
KX
KY
KZ
MA
MB
MC
MD
ME
MF
MH
Note: 1. Tested with pulses tp = 20ms.
Company reserves the right to improve product design , functions and reliability without notice.
QW-JZ019
REV:A
Page 2
Comchip Technology CO., LTD.
SMD Zener Diode
Rating and Characteristic Curves (BZX84C2V4CC-HF Thru. BZX84C51CC-HF)
Fig.1 - Temperature Coefficient
8
100
Fig.2 - Temperature Coefficient
Temperature Coefficient,
(mV/°C)
6
5
4
3
2
1
0
-1
-2
-3
3
4
5
6
7
8
9
10
11
12
Temperature Coefficient,
(mV/°C)
7
10
1
10
100
Zener Voltage, V
Z
(V)
Nominal Value, V
Z
(V)
Fig.3 - Power Derating Curve
400
220
200
Fig.4 - Typical Forward Voltage
Power Dissipation, P
D
(mW)
300
Forward Current, I
F
(mA)
180
160
140
120
100
80
60
40
20
5V1
200
27V
100
0
0
50
100
150
0
500
700
900
1100
Ambient Temperature, T
amb
(°C)
Forward Voltage, V
F
(mV)
Company reserves the right to improve product design , functions and reliability without notice.
QW-JZ019
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Page 3
Comchip Technology CO., LTD.
SMD Zener Diode
Reel Taping Specification
P
0
P
1
d
Index hole
E
F
B
W
P
A
C
12
0
o
D
2
D
1
D
W
1
Trailer
.......
.......
50±2 Empty Pockets
Device
.......
.......
.......
.......
Leader
.......
.......
100±2 Empty Pockets
End
Start
Direction of Feed
SYMBOL
SOT-23
(mm)
(inch)
SYMBOL
SOT-23
(mm)
(inch)
A
3.15 ± 0.10
B
2.77 ± 0.10
C
1.22 ± 0.10
d
1.50 ± 0.10
D
178.00 ± 1.00
D
1
54.00 ± 0.50
D
2
13.00 ± 0.50
0.124 ± 0.004 0.109 ± 0.004 0.048 ± 0.004 0.059 ± 0.004 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
0
4.00 ± 0.10
P
1
2.00 ± 0.05
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 0.157 ± 0.004 0.079 ± 0.002
0.315 + 0.012
0.374 ± 0.039
− 0.004
Company reserves the right to improve product design , functions and reliability without notice.
QW-JZ019
REV:A
Page 4
Comchip Technology CO., LTD.
SMD Zener Diode
Marking Code
Part Number
BZX84CxxxCC-HF
Series
Marking Code
See Page 2
3
XX
1
2
XX/XXX = Marking code
Suggested PAD Layout
B
SOT-23
SIZE
(mm)
A
B
C
D
E
0.90
0.80
0.95
2.00
2.90
(inch)
0.035
0.031
0.037
0.079
0.114
C
C
D
E
A
Note: 1. The pad layout is for reference purposes only.
Standard Packaging
REEL PACK
Case Type
REEL
(pcs)
Reel Size
(inch)
SOT-23
3,000
7
Company reserves the right to improve product design , functions and reliability without notice.
QW-JZ019
REV:A
Page 5
Comchip Technology CO., LTD.
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