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FEATURES
Planar Die Construction.
200mW Power Dissipation
Zener Voltages From 2.4V - 43V
5% Standard Vz Tolerance
Designed for Surface Mount Application
Plastic Material – UL Recognition Flammability
Classification 94V-O
BZX84C2V4W - 43W
ZENER DIODES
SOT-323
MECHANICAL DATA
Case: SOT-323, Molded Plastic
Terminals: Plated Leads Solderable per MIL-STD-202, Method 208
Polarity: See Diagram
Weight: 0.006 grams (approx.)
Maximum Ratings (TA=25 °C unless otherwise noted)
Characteristic
Symbol
Value
Forward Voltage (Note 2) @ IF = 10mA
Power Dissipation(Note 1)
Thermal Resistance, Junction to Ambient Air
VF
PD
RθJ
0.9
200
625
Operating and Storage Temperature Range
Tj,TST
-65~ +150
Notes: 1. Device mounted on ceramic PCB: 7.6mm x 9.4mm x 0.87mm with pad areas 25mm2
2. Short duration test pulse used to minimize self-heating effect
3. f=1KHZ
Unit
V
mW
°C /W
°C
©GUANGDONG HOTTECH INDUSTRIAL CO.,LTD
E-mail:hkt@heketai.com
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BZX84C2V4W - 43W
ZENER DIODES
ELECTRICAL CHARACTERISTICS @ Ta=25°C unless otherwise specified
Type
Number
Zener Voltage Range (Note 2)
Maximum Zener
Impedance
(Note 3)
VZ@IZT
Nom(V) Min(V) Max(V)
BZX84C2V4W 2.4 2.2 2.6
BZX84C2V7W 2.7
2.5
2.9
BZX84C3V0W 3.0
2.8
3.2
BZX84C3V3W 3.3
3.1
3.5
BZX84C3V6W 3.6
3.4
3.8
BZX84C3V9W 3.9
3.7
4.1
BZX84C4V3W 4.3
4.0
4.6
BZX84C4V7W 4.7
4.4
5.0
BZX84C5V1W 5.1
4.8
5.4
BZX84C5V6W 5.6
5.2
6.0
BZX84C6V2W 6.2
5.8
6.6
BZX84C6V8W 6.8
6.4
7.2
BZX84C7V5W 7.5
7.0
7.9
BZX84C8V2W 8.2
7.7
8.7
BZX84C9V1W 9.1
8.5
9.6
BZX84C10W
10
9.4 10.6
BZX84C11W
11
10.4 11.6
BZX84C12W
12
11.4 12.7
BZX84C13W 13 12.4 14.1
BZX84C15W 15 13.8 15.6
BZX84C16W 16 15.3 17.1
BZX84C18W 18 16.8 19.1
BZX84C20W 20 18.8 21.2
BZX84C22W 22 20.8 23.3
BZX84C24W 24 22.8 25.6
BZX84C27W 27 25.1 28.9
BZX84C30W 30 28.0 32.0
BZX84C33W 33 31.0 35.0
BZX84C36W 36 34.0 38.0
BZX84C39W 39 37.0 41.0
BZX84C43W 43 40.0 46.0
IZT
(mA)
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
2
2
2
2
2
2
ZZT@IZT ZZK@IZK
(Ω)
100 600
100 600
95 600
95 600
90 600
90 600
90 600
80 500
60 480
40 400
10 150
15 80
15 80
15 80
15 100
20 150
20 150
25 150
30 170
30 200
40 200
45 225
55 225
55 250
70 250
80 300
80 300
80 325
90 350
130 350
100 700
IZK
(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
0.5
0.5
0.5
0.5
0.5
1.0
Maximum
Reverse
Current
IR
(μA)
50
20
10
5
5
3
3
3
2
1
3
2
1
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
0.1
0.1
0.1
VR
(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
32.0
Temperature
Coefficent of
Zener voltage
@ IZT =5mA
mV/°C
Min Max
-3.5 0
-3.5 0
-3.5 0
-3.5 0
-3.5 0
-3.5 0
-3.5 0
-3.5 0.2
-2.7 1.2
-2.0 2.5
0.4 3.7
1.2 4.5
2.5 5.3
3.2 6.2
3.8 7.0
4.5 8.0
5.4 9.0
6.0 10.0
7.0 11.0
9.2 13.0
10.4 14.0
12.4 16.0
14.4 18.0
16.4 20.0
18.4 22.0
21.4 25.3
24.4 29.4
27.4 33.4
30.4 37.4
33.4 41.2
10.0 12.0
©GUANGDONG HOTTECH INDUSTRIAL CO.,LTD
E-mail:hkt@heketai.com
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Typical Characteristics
500
400
See Note 1
300
200
100
0
0 100
TA, Ambient Temperature, (°C)
Fig. 1 Power Derating Curve
30 Tj = 25°C C10
C12
200
20 C15
10
Test current IZ
5mA
C18
C22
Test current IZ
2mA
C27
C33
C36
0
0 10 20 30 40
VZ, ZENER VOLTAGE (V)
Fig. 3 Zener Breakdown Characteristics
1000
VR = 1V
VR = 2V
100
VR = 1V
BZX84C2V4W - 43W
ZENER DIODES
50 Tj = 25°C
40
30
C2V7 C3V9 C5V6
C3V3 C4V7 C6V8
C8V2
20
10 Test Current IZ
5.0mA
0
0 1 2 3 4 5 6 7 8 9 10
VZ, ZENER VOLTAGE (V)
Fig. 2 Zener Breakdown Characteristics
10
Tj = 25°C
C39 C47
C43 C51
8
6
4
Test Current IZ
2mA
2
0
10 20 30 40 50 60 70 80 90 100
VZ, ZENER VOLTAGE (V)
Fig. 4 Zener Breakdown Characteristics
Tj = 25 °C
VR = 2V
10
1
10 100
VZ, NOMINAL ZENER VOLTAGE (V)
Fig. 5 Junction Capacitance vs Nominal Zener Voltage
©GUANGDONG HOTTECH INDUSTRIAL CO.,LTD
E-mail:hkt@heketai.com
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SOT-323 Package Outline Dimensions
BZX84C2V4W - 43W
ZENER DIODES
D
Symbol
A
A1
A2
b
c
D
E
E1
e
e1
L
L1
θ
Dimensions In Millimeters
Min Max
0.900
1.100
0.000
0.100
0.900
1.000
0.200
0.400
0.080
0.150
2.000
2.200
1.150
1.350
2.150
2.450
0.650 TYP
1.200
1.400
0.525 REF
0.260
0.460
0° 8°
Dimensions In Inches
Min Max
0.035
0.043
0.000
0.004
0.035
0.039
0.008
0.016
0.003
0.006
0.079
0.087
0.045
0.053
0.085
0.096
0.026 TYP
0.047
0.055
0.021 REF
0.010
0.018
0° 8°
©GUANGDONG HOTTECH INDUSTRIAL CO.,LTD
E-mail:hkt@heketai.com
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SOT-323 Embossed Carrier Tape
BZX84C2V4W - 43W
ZENER DIODES
DIMENSIONS ARE IN MILLIMETER
TYPE
A B C d E F P0 P P1 W
SOT-323
2.25 2.55 1.19 φ1.55 1.75 3.50 4.00 4.00 2.00 8.00
TOLERANCE ±0.1 ±0.1 ±0.1 ±0.1 ±0.1 ±0.1 ±0.1 ±0.1 ±0.1 ±0.1
SOT-323 Tape Leader and Traller
SOT-323 Reel
REEL OPTION
7’’ DIA
TOLERANCE
D
φ178
±2
DIMENSIONS ARE IN MILLIMETER
D1 D2
G
H
I
54.40 13.00
R78 R25.60 R6.50
±1 ±1 ±1 ±1 ±1
W1
9.50
±1
W2
12.30
±1
©GUANGDONG HOTTECH INDUSTRIAL CO.,LTD
E-mail:hkt@heketai.com
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