DS30066 Rev. 7 - 2
1 of 3
BZX84C2V4W - BZX84C39W
www.diodes.com
BZX84C2V4W - BZX84C39W
200mW SURFACE MOUNT ZENER DIODE
Features
Planar Die Construction
200mW Power Dissipation
Zener Voltages from 2.4V - 39V
Ultra-Small Surface Mount Package
Case: SOT-323, 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 (See Page 2)
Weight: 0.006 grams (approx.)
Mechanical Data
A
M
J
L
F
D
B C
H
K
G
Characteristic
Symbol
Value
Unit
Forward Voltage
@ I
F
= 10mA
V
F
0.9
V
Power Dissipation (Note 1)
P
d
200
mW
Thermal Resistance, Junction to Ambient Air (Note 1)
R
qJA
625
K/W
Operating and Storage Temperature Range
T
j,
T
STG
-65 to +150
C
Maximum Ratings
@ T
A
= 25
C unless otherwise specified
SOT-323
Dim
Min
Max
A
0.25
0.40
B
1.15
1.35
C
2.00
2.20
D
0.65 Nominal
E
0.30
0.40
G
1.20
1.40
H
1.80
2.20
J
0.0
0.10
K
0.90
1.00
L
0.25
0.40
M
0.10
0.18
a
0
8
All Dimensions in mm
* Add "-7" to the appropriate type number in Table 1 from Sheet 2 example: 6.2V Zener = BZX84C6V2W-7.
Notes: 1. Mounted on FR4 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.
4. For Packaging Details, go to our website at http://www.diodes.com/datasheets/ap02007.pdf.
Device
Packaging
Shipping
(Type Number)-7*
SOT-323
3000/Tape & Reel
(Note 4)
Ordering Information
DS30066 Rev. 7 - 2
2 of 3
BZX84C2V4W - BZX84C39W
www.diodes.com
Type
Number
Marking
Code
Zener Voltage
Range (Note 2)
Maximum Zener Impedance
(Note 3)
Maximum
Reverse Current
(Note 2)
Temperature
Coefficient of
Zener Voltage
@ I
ZT
= 5mA
(mV/
C)
V
Z
@ I
ZT
I
ZT
Z
ZT
@ I
ZT
Z
ZK
@ I
ZK
I
ZK
I
R
@V
R
Nom (V)
Min (V)
Max (V)
mA
W
mA
uA
V
Min
Max
BZX84C2V4W
KRB
2.4
2.2
2.6
5.0
100
600
1.0
50
1.0
-3.5
0
BZX84C2V7W
KRC
2.7
2.5
2.9
5.0
100
600
1.0
20
1.0
-3.5
0
BZX84C3V0W
KRD
3.0
2.8
3.2
5.0
95
600
1.0
20
1.0
-3.5
0
BZX84C3V3W
KRE
3.3
3.1
3.5
5.0
95
600
1.0
5.0
1.0
-3.5
0
BZX84C3V6W
KRF
3.6
3.4
3.8
5.0
90
600
1.0
5.0
1.0
-3.5
0
BZX84C3V9W
KRG
3.9
3.7
4.1
5.0
90
600
1.0
3.0
1.0
-3.5
0
BZX84C4V3W
KRH
4.3
4.0
4.6
5.0
90
600
1.0
3.0
1.0
-3.5
0
BZX84C4V7W
KR1
4.7
4.4
5.0
5.0
80
600
1.0
3.0
2.0
-3.5
0.2
BZX84C5V1W
KR2
5.1
4.8
5.4
5.0
60
500
1.0
2.0
2.0
-2.7
1.2
BZX84C5V6W
KR3
5.6
5.2
6.0
5.0
40
480
1.0
1.0
2.0
-2.0
2.5
BZX84C6V2W
KR4
6.2
5.8
6.6
5.0
10
400
1.0
3.0
4.0
0.4
3.7
BZX84C6V8W
KR5
6.8
6.4
7.2
5.0
15
150
1.0
2.0
4.0
1.2
4.5
BZX84C7V5W
KR6
7.5
7.0
7.9
5.0
15
80
1.0
1.0
5.0
2.5
5.3
BZX84C8V2W
KR7
8.2
7.7
8.7
5.0
15
80
1.0
0.7
5.0
3.2
6.2
BZX84C9V1W
KR8
9.1
8.5
9.6
5.0
15
80
1.0
0.5
6.0
3.8
7.0
BZX84C10W
KR9
10
9.4
10.6
5.0
20
100
1.0
0.2
7.0
4.5
8.0
BZX84C11W
KP1
11
10.4
11.6
5.0
20
150
1.0
0.1
8.0
5.4
9.0
BZX84C12W
KP2
12
11.4
12.7
5.0
25
150
1.0
0.1
8.0
6.0
10.0
BZX84C13W
KP3
13
12.4
14.1
5.0
30
150
1.0
0.1
8.0
7.0
11.0
BZX84C15W
KP4
15
13.8
15.6
5.0
30
170
1.0
0.1
10.5
9.2
13.0
BZX84C16W
KP5
16
15.3
17.1
5.0
40
200
1.0
0.1
11.2
10.4
14.0
BZX84C18W
KP6
18
16.8
19.1
5.0
45
200
1.0
0.1
12.6
12.4
16.0
BZX84C20W
KP7
20
18.8
21.2
5.0
55
225
1.0
0.1
14.0
14.4
18.0
BZX84C22W
KP8
22
20.8
23.3
5.0
55
225
1.0
0.1
15.4
16.4
20.0
BZX84C24W
KP9
24
22.8
25.6
5.0
70
250
1.0
0.1
16.8
18.4
22.0
BZX84C27W
KPA
27
25.1
28.9
2.0
80
250
0.5
0.1
18.9
21.4
25.3
BZX84C30W
KPB
30.0
28.0
32.0
2.0
80
300
0.5
0.1
21.0
24.4
29.4
BZX84C33W
KPC
33.0
31.0
35.0
2.0
80
300
0.5
0.1
23.1
27.4
33.4
BZX84C36W
KPD
36.0
34.0
38.0
2.0
90
325
0.5
0.1
25.2
30.4
37.4
BZX84C39W
KPE
39.0
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.
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 Sheet 1 Diagrams)
YM = Date Code Marking
Y = Year ex: N = 2002
M = Month ex: 9 = September
XXX
YM
Marking Information
Year
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
DS30066 Rev. 7 - 2
3 of 3
BZX84C2V4W - BZX84C39W
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
Test Current I
Z
5.0mA
T , AMBIENT TEMPERATURE, (C)
A
Fig. 1. Power Derating Curve
P
,
POWER
D
ISSIP
A
TION
(mW)
D
200
100
0
300
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
C10
C12
C18
C22
C27
C33
C36
C15
C39
C
,
T
O
T
A
L
C
AP
ACIT
A
NCE
(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
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