Page 1
Features
· Planar Die Construction
· 300mW Power Dissipation
· Zener Voltages from 2.4V - 39V
· Ideally Suited for Automated Assembly
Processes
Mechanical Data
· 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.)
BZX84C2V4 - BZX84C39
300mW SURFACE MOUNT ZENER DIODE
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
All Dimensions in mm
0° 8°
E
TOP VIEW
G
H
A
B
C
D
K
J
L
M
Maximum Ratings
Characteristic Symbol Value Unit
Forward Voltage @ IF = 10mA
Power Dissipation (Note 1)
Thermal Resistance, Junction to Ambient Air (Note 1)
Operating and Storage Temperature Range
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.
@ TA = 25°C unless otherwise specified
R
T
j,TSTG
V
F
P
d
qJA
0.9 V
300 mW
417 °C/W
-65 to +150 °C
DS18001 Rev. 18 - 2 1 of 4 BZX84C2V4 - BZX84C39
www.diodes.com
Page 2
Electrical Characteristics
@ TA = 25°C unless otherwise specified
Type
Number
BZX84C2V4
BZX84C2V7
BZX84C3V0
BZX84C3V3
BZX84C3V6
BZX84C3V9
BZX84C4V3
BZX84C4V7
BZX84C5V1
BZX84C5V6
BZX84C6V2
BZX84C6V8
BZX84C7V5
BZX84C8V2
BZX84C9V1
BZX84C10
BZX84C11
BZX84C12
BZX84C13
BZX84C15
BZX84C16
BZX84C18
BZX84C20
BZX84C22
BZX84C24
BZX84C27
BZX84C30
BZX84C33
BZX84C36
BZX84C39
Typical Temperature
Coefficient
R
Min Max
@I
ZT
mV/°C
Marking
Code
Zener Voltage
Range
(Note 2)
VZ @ I
ZT
Maximum Zener
Impedance
(Note 3)
ZZT @
I
ZT
I
ZT
ZZK@I
Maximum Reverse
ZK
I
R
Current
(Note 2)
V
Nom (V) Min (V) Max (V) (mA) (W)(W) (mA) (mA) (V)
KZB 2.4 2.2 2.6 5.0 100 600 1.0 50 1.0 -3.5 0
KZC 2.7 2.5 2.9 5.0 100 600 1.0 20 1.0 -3.5 0
KZD 3.0 2.8 3.2 5.0 95 600 1.0 10 1.0 -3.5 0
KZE 3.3 3.1 3.5 5.0 95 600 1.0 5.0 1.0 -3.5 0
KZF 3.6 3.4 3.8 5.0 90 600 1.0 5.0 1.0 -3.5 0
KZG 3.9 3.7 4.1 5.0 90 600 1.0 3.0 1.0 -3.5 0
KZH 4.3 4.0 4.6 5.0 90 600 1.0 3.0 1.0 -3.5 0
KZ1 4.7 4.4 5.0 5.0 80 500 1.0 3.0 2.0 -3.5 0.2
KZ2 5.1 4.8 5.4 5.0 60 480 1.0 2.0 2.0 -2.7 1.2
KZ3 5.6 5.2 6.0 5.0 40 400 1.0 1.0 2.0 -2.0 2.5
KZ4 6.2 5.8 6.6 5.0 10 150 1.0 3.0 4.0 0.4 3.7
KZ5 6.8 6.4 7.2 5.0 15 80 1.0 2.0 4.0 1.2 4.5
KZ6 7.5 7.0 7.9 5.0 15 80 1.0 1.0 5.0 2.5 5.3
KZ7 8.2 7.7 8.7 5.0 15 80 1.0 0.7 5.0 3.2 6.2
KZ8 9.1 8.5 9.6 5.0 15 100 1.0 0.5 6.0 3.8 7.0
KZ9 10 9.4 10.6 5.0 20 150 1.0 0.2 7.0 4.5 8.0
KY1 11 10.4 11.6 5.0 20 150 1.0 0.1 8.0 5.4 9.0
KY2 12 11.4 12.7 5.0 25 150 1.0 0.1 8.0 6.0 10.0
KY3 13 12.4 14.1 5.0 30 170 1.0 0.1 8.0 7.0 11.0
KY4 15 13.8 15.6 5.0 30 200 1.0 0.1 10.5 9.2 13.0
KY5 16 15.3 17.1 5.0 40 200 1.0 0.1 11.2 10.4 14.0
KY6 18 16.8 19.1 5.0 45 225 1.0 0.1 12.6 12.4 16.0
KY7 20 18.8 21.2 5.0 55 225 1.0 0.1 14.0 14.4 18.0
KY8 22 20.8 23.3 5.0 55 250 1.0 0.1 15.4 16.4 20.0
KY9 24 22.8 25.6 5.0 70 250 1.0 0.1 16.8 18.4 22.0
KYA 27 25.1 28.9 2.0 80 300 0.5 0.1 18.9 21.4 25.3
KYB 30 28.0 32.0 2.0 80 300 0.5 0.1 21.0 24.4 29.4
KYC 33 31.0 35.0 2.0 80 325 0.5 0.1 23.1 27.4 33.4
KYD 36 34.0 38.0 2.0 90 350 0.5 0.1 25.2 30.4 37.4
KYE 39 37.0 41.0 2.0 130 350 0.5 0.1 27.3 33.4 41.2
Notes: 2. Short duration test pulse used to minimize self-heating effect.
3. f = 1KHz.
DS18001 Rev. 18 - 2 2 of 4 BZX84C2V4 - BZX84C39
www.diodes.com
Page 3
1000
4
00
30
50
T = 25°C
j
C2V7
C3V9
C5V6
d
P , POWER DISSIPATION (mW)
300
200
100
20
0
0
T = 25°C
j
100
T , Ambient Temperature, (°C)
A
Fig. 1 Power DeratingCurve
C10
C12
C15
200
Z
I , ZENER CURRENT (mA)
C3V3
40
30
20
10
Test Current I
5.0mA
Z
0
01 2 3 4 5 6
V , ZENER VOLTAGE (V)
Z
Fig. 2 Zener Breakdown Characteristics
V=1V
R
V=2V
R
C4V7
C6V8
7
T=25°C
j
C8V2
C9V1
8910
Z
I , ZENER CURRENT (mA)
10
0
C18
C22
Test current I
0
Z
5mA
10 20 30 40
V , ZENER VOLTAGE (V)
Z
Fig. 3 Zener Breakdown Characteristics
C27
Test cu rr en t I
2mA
C33
C36
Z
C39
100
V=1V
R
T
C , TOTAL CAPACITANCE (pF)
V=2V
R
10
1
V , NOMINAL ZENER VOLTAGE (V)
Z
10
Fig. 4 Total Capacitance vs Nominal Zener Voltage
100
DS18001 Rev. 18 - 2 3 of 4 BZX84C2V4 - BZX84C39
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Page 4
Ordering Information
(Note 4)
Device
(Type Number)-7*
* Add “-7” to the appropriate type number in Table 1 (on Page 2). Example: 6.2V Zener = BZX84C6V2-7.
Notes: 4. For Packaging Details, go to our website at http://www.diodes.com/datasheets/ap02007.pdf.
Packaging Shipping
SOT-23 3000/Tape & Reel
Marking Information
XXX = Product Type Marking Code (See Page 2)
YM = Date Code Marking
Y = Year ex: N = 2002
YM
M = Month ex: 9 = September
2005 2006 2007 2008 2009
ST U VW
Aug Sep Oct Nov Dec
89 OND
Date Code Key
Month 1998 1999 2000 2001 2002 2003 2004
Code
Month Jan Feb March Apr May Jun Jul
Code
XXX
JKLMNPR
1234567
DS18001 Rev. 18 - 2 4 of 4 BZX84C2V4 - BZX84C39
www.diodes.com
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