DS18001 Rev. 18 - 2
1 of 4
BZX84C2V4 - BZX84C39
www.diodes.com
BZX84C2V4 - BZX84C39
300mW SURFACE MOUNT ZENER DIODE
Features
Planar Die Construction
300mW Power Dissipation
Zener Voltages from 2.4V - 39V
Ideally Suited for Automated Assembly
Processes
Mechanical Data
A
E
J
L
TOP VIEW
M
B
C
H
G
D
K
Characteristic
Symbol
Value
Unit
Forward Voltage
@ I
F
= 10mA
V
F
0.9
V
Power Dissipation (Note 1)
P
d
300
mW
Thermal Resistance, Junction to Ambient Air (Note 1)
R
qJA
417
C/W
Operating and Storage Temperature Range
T
j,
T
STG
-65 to +150
C
Notes:
1. Device mounted on FR-4 PC board with recommended pad layout, which can be found on our website at
http://www.diodes.com/datasheets/ap02001.pdf.
2. Short duration test pulse used to minimize self-heating effect.
3. f = 1KHz.
Maximum Ratings
@ T
A
= 25
C unless otherwise specified
SOT-23
Dim
Min
Max
A
0.37
0.51
B
1.20
1.40
C
2.30
2.50
D
0.89
1.03
E
0.45
0.60
G
1.78
2.05
H
2.80
3.00
J
0.013
0.10
K
0.903
1.10
L
0.45
0.61
M
0.085
0.180
a
0
8
All Dimensions in mm
Case: SOT-23, Molded Plastic
Case material - UL Flammability Rating 94V-0
Moisture sensitivity: Level 1 per J-STD-020A
Terminals: Solderable per MIL-STD-202,
Method 208
Polarity: See Diagram
Marking: Marking Code & Date Code
(See Page 4)
Weight: 0.008 grams (approx.)
DS18001 Rev. 18 - 2
2 of 4
BZX84C2V4 - BZX84C39
www.diodes.com
Type
Number
Marking
Code
Zener Voltage
Range
(Note 2)
Maximum Zener
Impedance
(Note 3)
Maximum Reverse
Current
(Note 2)
Typical Temperature
Coefficient
@ I
ZT
mV/
C
V
Z
@ I
ZT
I
ZT
Z
ZT
@
I
ZT
Z
ZK
@ I
ZK
I
R
V
R
Min
Max
Nom (V) Min (V) Max (V)
(mA)
(
W)
(
W)
(mA)
(
mA)
(V)
BZX84C2V4
KZB
2.4
2.2
2.6
5.0
100
600
1.0
50
1.0
-3.5
0
BZX84C2V7
KZC
2.7
2.5
2.9
5.0
100
600
1.0
20
1.0
-3.5
0
BZX84C3V0
KZD
3.0
2.8
3.2
5.0
95
600
1.0
10
1.0
-3.5
0
BZX84C3V3
KZE
3.3
3.1
3.5
5.0
95
600
1.0
5.0
1.0
-3.5
0
BZX84C3V6
KZF
3.6
3.4
3.8
5.0
90
600
1.0
5.0
1.0
-3.5
0
BZX84C3V9
KZG
3.9
3.7
4.1
5.0
90
600
1.0
3.0
1.0
-3.5
0
BZX84C4V3
KZH
4.3
4.0
4.6
5.0
90
600
1.0
3.0
1.0
-3.5
0
BZX84C4V7
KZ1
4.7
4.4
5.0
5.0
80
500
1.0
3.0
2.0
-3.5
0.2
BZX84C5V1
KZ2
5.1
4.8
5.4
5.0
60
480
1.0
2.0
2.0
-2.7
1.2
BZX84C5V6
KZ3
5.6
5.2
6.0
5.0
40
400
1.0
1.0
2.0
-2.0
2.5
BZX84C6V2
KZ4
6.2
5.8
6.6
5.0
10
150
1.0
3.0
4.0
0.4
3.7
BZX84C6V8
KZ5
6.8
6.4
7.2
5.0
15
80
1.0
2.0
4.0
1.2
4.5
BZX84C7V5
KZ6
7.5
7.0
7.9
5.0
15
80
1.0
1.0
5.0
2.5
5.3
BZX84C8V2
KZ7
8.2
7.7
8.7
5.0
15
80
1.0
0.7
5.0
3.2
6.2
BZX84C9V1
KZ8
9.1
8.5
9.6
5.0
15
100
1.0
0.5
6.0
3.8
7.0
BZX84C10
KZ9
10
9.4
10.6
5.0
20
150
1.0
0.2
7.0
4.5
8.0
BZX84C11
KY1
11
10.4
11.6
5.0
20
150
1.0
0.1
8.0
5.4
9.0
BZX84C12
KY2
12
11.4
12.7
5.0
25
150
1.0
0.1
8.0
6.0
10.0
BZX84C13
KY3
13
12.4
14.1
5.0
30
170
1.0
0.1
8.0
7.0
11.0
BZX84C15
KY4
15
13.8
15.6
5.0
30
200
1.0
0.1
10.5
9.2
13.0
BZX84C16
KY5
16
15.3
17.1
5.0
40
200
1.0
0.1
11.2
10.4
14.0
BZX84C18
KY6
18
16.8
19.1
5.0
45
225
1.0
0.1
12.6
12.4
16.0
BZX84C20
KY7
20
18.8
21.2
5.0
55
225
1.0
0.1
14.0
14.4
18.0
BZX84C22
KY8
22
20.8
23.3
5.0
55
250
1.0
0.1
15.4
16.4
20.0
BZX84C24
KY9
24
22.8
25.6
5.0
70
250
1.0
0.1
16.8
18.4
22.0
BZX84C27
KYA
27
25.1
28.9
2.0
80
300
0.5
0.1
18.9
21.4
25.3
BZX84C30
KYB
30
28.0
32.0
2.0
80
300
0.5
0.1
21.0
24.4
29.4
BZX84C33
KYC
33
31.0
35.0
2.0
80
325
0.5
0.1
23.1
27.4
33.4
BZX84C36
KYD
36
34.0
38.0
2.0
90
350
0.5
0.1
25.2
30.4
37.4
BZX84C39
KYE
39
37.0
41.0
2.0
130
350
0.5
0.1
27.3
33.4
41.2
Electrical Characteristics
@ T
A
= 25
C unless otherwise specified
Notes:
2. Short duration test pulse used to minimize self-heating effect.
3. f = 1KHz.
DS18001 Rev. 18 - 2
3 of 4
BZX84C2V4 - BZX84C39
www.diodes.com
0
10
20
30
40
50
0
1
2
3
4
5
6
7
8
9
10
I
,
ZENER
CURRENT
(mA)
Z
V , ZENER VOLTAGE (V)
Z
Fig. 2 Zener Breakdown Characteristics
T = 25C
j
C2V7
C3V3
C3V9
C4V7
C5V6
C6V8
C8V2
C9V1
Test Current I
Z
5.0mA
C
,
T
O
T
A
L
C
AP
ACIT
ANCE
(pF)
T
10
100
1000
10
100
1
V , NOMINAL ZENER VOLTAGE (V)
Z
Fig. 4 Total Capacitance vs Nominal Zener Voltage
T = 25 C
j
V = 1V
R
V = 2V
R
V = 1V
R
V = 2V
R
T , Ambient Temperature, (C)
A
Fig. 1 Power Derating Curve
P
,
POWER
DISSIP
A
T
ION
(
mW)
d
200
100
300
0
400
0
100
200
0
10
20
30
0
I
,
ZENER
C
URRENT
(mA)
Z
V , ZENER VOLTAGE (V)
Z
Fig. 3 Zener Breakdown Characteristics
10
20
30
40
T = 25C
j
Test current I
Z
5mA
Test current I
Z
2mA
C10
C12
C18
C22
C27
C33
C36
C39
C15
DS18001 Rev. 18 - 2
4 of 4
BZX84C2V4 - BZX84C39
www.diodes.com
Notes:
4. For Packaging Details, go to our website at http://www.diodes.com/datasheets/ap02007.pdf.
Ordering Information
(Note 4)
Month
Jan
Feb
March
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Code
1
2
3
4
5
6
7
8
9
O
N
D
Date Code Key
XXX = Product Type Marking Code (See Page 2)
YM = Date Code Marking
Y = Year ex: N = 2002
M = Month ex: 9 = September
XXX
YM
Marking Information
Device
Packaging
Shipping
(Type Number)-7*
SOT-23
3000/Tape & Reel
* Add "-7" to the appropriate type number in Table 1 (on Page 2). Example: 6.2V Zener = BZX84C6V2-7.
Month
1998
1999
2000
2001
2002
2003
2004
2005
2006
2007
2008
2009
Code
J
K
L
M
N
P
R
S
T
U
V
W
PDF 
ZIP