BZX84C2V4
THRU
BZX84C51
Surface Mount Zener Diode
Voltage Range
2.4 to 51 Volts
350m Watts Power Dissipation
Features
Planar die construction
350 mW power dissipation
Zener voltages from 2.4V – 51V
Ideally suited for automated assembly
processes
SOT-23
0.020(0.51)
0.015(0.37)
0.055(1.40)
0.047(1.19)
0.098(2.50)
0.083(2.10)
Mechanical Data
Case: Sot-23, Molding plastic
Terminals: Solderable per MIIL-STD-202,
Method 208
Polarity: See diagram
Marking: Marking Code (See table on Page 2)
Weight: 0.008 grams (approx.)
0.080(2.05)
0.070(1.78)
0.024(0.61)
0.018(0.45)
0.120(3.05)
0.104(2.65)
0.041(1.05)
0.047(0.89)
0.043(1.10)
0.035(0.89)
0.007(0.178)
0.003(0.076)
0.006(0.15)
0.001(0.013)
0.024(0.61)
0.018(0.45)
Dimensions in inches and (millimeters)
Maximum Ratings and Electrical Characteristics
Rating at 25℃ambient temperature unless otherwise specified.
Maximum Ratings
Type Number
Forward Voltage
Power Dissipation (Note 1)
Thermal Resistance Junction to Ambient Air
(Note 1)
Operating and Storage Temperature Range
@ IF = 10mA
Symbol
V
F
Pd
R
θJA
T
J
, T
STG
Value
0.9
350
357
-65 to + 150
.
Units
V
mW
K /W
O
C
Notes: 1.
Valid Provided that Device Terminals are Kept at Ambient Temperature.
2. Tested with Pulses. Period = 5ms, Pulse Width = 300us.
3. f = 1KHz.
- 796 -
RATINGS AND CHARACTERISTIC CURVES (BZX84C2V4 THRU BZX84C51)
FIG.1- POWER DERATING CURVE
FIG.2- ZENER BREAKDOWN CHARACTERISTICS
500
P
d
, POWER DISSIPATION (mW)
See Note 1
50
T
j
= 25 C
O
C2V7
C3V9
C5V6
C6V8
C3V3
C4V7
I
Z
, ZENER CURRENT (mA)
400
300
40
C8V2
30
200
100
0
0
100
T
A
, AMBIENT TEMPERATURE, ( C)
FIG.3- ZENER BREAKDOWN CHARACTERISTICS
O
20
10
Test Current I
Z
5.0mA
200
0
0
1
2
3
4
5
6
7
8
9 10
V
Z
, ZENER VOLTAGE (V)
FIG.4- ZENER BREAKDOWN CHARACTERISTICS
30
I
Z
, ZENER CURRENT (mA)
T
j
= 25 C
O
C10
C12
10
I
Z
, ZENER CURRENT (mA)
T
j
= 25 C
O
C39
C47
C43
C51
8
6
4
Test Current I
Z
2mA
20
C15
C18
Test Current I
Z
2mA
10
C22
Test Current I
Z
5mA
C27
C33
C36
2
0
0
0
10
20
30
40
0 10 20 30 40 50 60 70 80 90 100
V
Z
, ZENER VOLTAGE (V)
V
Z
, ZENER VOLTAGE (V)
FIG.5- JUNCTION CAPACITANCE VS NOMINAL ZENER VOLTAGE
C
j
, JUNCTION CAPACITANCE (pF)
1000
V
R
= 1V
V
R
= 2V
T
j
= 25 C
O
100
V
R
= 1V
V
R
= 2V
0
0
10
100
V
Z
, NOMINAL ZENER VOLTAGE (V)
- 797 -
ELECTRICAL CHARACTERISTICS
(TA=25
O
C
Device
(Note 1)
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
BZX84C43
BZX84C47
BZX84C51
Device
Marking
Code
Z11
Z12
Z13
Z14
Z15
Z16
Z17
Z1
Z2
Z3
Z4
Z5
Z6
Z7
Z8
Z9
Y1
Y2
Y3
Y4
Y5
Y6
Y7
Y8
Y9
Y10
Y11
Y12
Y13
Y14
Y15
Y16
Y17
Zener Voltage Range (Note 2)
V
z
@ I
zt
I
ZT
Nom (V) Min (V) Max (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
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
13.8
15.3
16.8
18.8
20.8
22.8
25.1
28
31
34
37
40
44
48
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
15.6
17.1
19.1
21.2
23.3
25.6
28.9
32
35
38
41
46
50
54
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
unless otherwise noted)
Maximum Zener
Impedance (Note 3)
Z
ZK @
I
ZK
Z
ZT @
I
ZT
Ohms
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
Ohms
600
600
600
600
600
600
600
500
480
400
150
80
80
80
100
150
150
150
170
200
200
225
225
250
250
300
300
325
350
350
375
375
400
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
0.5
0.5
0.5
Maximum Reverse
Current
I
R
VR
uA
V
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
0.1
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
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
Typical Temerature
Coefficient
@ IZT
mV /
O
C
Min
Max
-3.5
-3.5
-3.5
-3.5
-3.5
-3.5
-3.5
-3.5
-2.7
-2.0
0.4
1.2
2.5
3.2
3.8
4.5
5.4
6.0
7.0
9.2
10.4
12.4
14.4
16.4
18.4
21.4
24.4
27.4
30.4
33.4
10.0
10.0
10.0
0
0
0
0
0
0
0.0
0.2
1.2
2.5
3.7
4.5
5.3
6.1
7.0
8.0
9.0
10.0
11.0
13.0
14.0
16.0
18.0
20.0
22.0
25.3
29.4
33.4
37.4
41.2
12.0
12.0
12.0
Notes: 1. Valid provided that device terminals are kept at ambient temperature.
2. Tested with pulses, 300us pulse width, period = 5ms.
3. f = 1KHz.
- 798 -
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