BZX84BxxxLT1G,
BZX84CxxxLT1G Series,
SZBZX84BxxxLT1G,
SZBZX84CxxxLT1G Series
Zener Voltage Regulators
250 mW SOT−23 Surface Mount
This series of Zener diodes is offered in the convenient, surface
mount plastic SOT−23 package. These devices are designed to provide
voltage regulation with minimum space requirement. They are well
suited for applications such as cellular phones, hand held portables,
and high density PC boards.
Features
www.onsemi.com
SOT−23
CASE 318
STYLE 8
3
Cathode
1
Anode
•
•
•
•
•
•
•
MARKING DIAGRAM
250 mW Rating on FR−4 or FR−5 Board
Zener Breakdown Voltage Range − 2.4 V to 75 V
Package Designed for Optimal Automated Board Assembly
Small Package Size for High Density Applications
ESD Rating of Class 3 (> 16 kV) per Human Body Model
Tight Tolerance Series Available (See Page 4)
SZ Prefix for Automotive and Other Applications Requiring Unique
Site and Control Change Requirements; AEC−Q101 Qualified and
PPAP Capable
•
These Devices are Pb−Free and are RoHS Compliant
Mechanical Characteristics
CASE:
Void-free, transfer-molded, thermosetting plastic case
FINISH:
Corrosion resistant finish, easily Solderable
MAXIMUM CASE TEMPERATURE FOR SOLDERING PURPOSES:
XXXMG
G
1
XXX
= Device Code
M
= Date Code*
G
= Pb−Free Package
(Note: Microdot may be in either location)
*Date Code orientation may vary depending up-
on manufacturing location.
ORDERING INFORMATION
Device
BZX84CxxxLT1G
SZBZX84CxxxLT1G
BZX84CxxxLT3G
SZBZX84CxxxLT3G
BZX84BxxxLT1G
SZBZX84BxxxLT1G
BZX84BxxxLT3G
SZBZX84BxxxLT3G
Package
SOT−23
(Pb−Free)
SOT−23
(Pb−Free)
SOT−23
(Pb−Free)
SOT−23
(Pb−Free)
SOT−23
(Pb−Free)
SOT−23
(Pb−Free)
SOT−23
(Pb−Free)
SOT−23
(Pb−Free)
Shipping
†
3,000 /
Tape & Reel
3,000 /
Tape & Reel
10,000 /
Tape & Reel
10,000 /
Tape & Reel
3,000 /
Tape & Reel
3,000 /
Tape & Reel
10,000 /
Tape & Reel
10,000 /
Tape & Reel
260°C for 10 Seconds
POLARITY:
Cathode indicated by polarity band
FLAMMABILITY RATING:
UL 94 V−0
†For information on tape and reel specifications,
including part orientation and tape sizes, please
refer to our Tape and Reel Packaging Specification
Brochure, BRD8011/D.
*For additional information on our Pb−Free strategy and soldering details, please
download the ON Semiconductor Soldering and Mounting Techniques
Reference Manual, SOLDERRM/D.
©
Semiconductor Components Industries, LLC, 2016
DEVICE MARKING INFORMATION
See specific marking information in the device marking
column of the Electrical Characteristics table on page 3 of
this data sheet.
1
October, 2016 − Rev. 22
Publication Order Number:
BZX84C2V4LT1/D
BZX84BxxxLT1G, BZX84CxxxLT1G Series, SZBZX84BxxxLT1G, SZBZX84CxxxLT1G
Series
MAXIMUM RATINGS
Rating
Total Power Dissipation on FR−5 Board,
(Note 1) @ T
A
= 25°C
Derated above 25°C
Thermal Resistance, Junction−to−Ambient
Total Power Dissipation on Alumina
Substrate, (Note 2) @ T
A
= 25°C
Derated above 25°C
Thermal Resistance, Junction−to−Ambient
Junction and Storage Temperature Range
Symbol
P
D
250
2.0
500
300
2.4
417
−65 to +150
mW
mW/°C
°C/W
mW
mW/°C
°C/W
°C
Max
Unit
R
qJA
P
D
R
qJA
T
J
, T
stg
Stresses exceeding those listed in the Maximum Ratings table may damage the device. If any of these limits are exceeded, device functionality
should not be assumed, damage may occur and reliability may be affected.
1. FR−5 = 1.0 X 0.75 X 0.62 in.
2. Alumina = 0.4 X 0.3 X 0.024 in., 99.5% alumina.
ELECTRICAL CHARACTERISTICS
(Pinout: 1-Anode, 2-No Connection, 3-Cathode) (T
A
= 25°C
unless otherwise noted, V
F
= 0.90 V Max. @ I
F
= 10 mA)
Symbol
V
Z
I
ZT
Z
ZT
I
R
V
R
I
F
V
F
QV
Z
C
Parameter
Reverse Zener Voltage @ I
ZT
Reverse Current
Maximum Zener Impedance @ I
ZT
Reverse Leakage Current @ V
R
Reverse Voltage
Forward Current
Forward Voltage @ I
F
Maximum Temperature Coefficient of V
Z
Max. Capacitance @ V
R
= 0 and f = 1 MHz
V
Z
V
R
I
R
V
F
I
ZT
V
I
F
I
Zener Voltage Regulator
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2
BZX84BxxxLT1G, BZX84CxxxLT1G Series, SZBZX84BxxxLT1G, SZBZX84CxxxLT1G
Series
ELECTRICAL CHARACTERISTICS − BZX84CxxxLT1 SERIES (STANDARD TOLERANCE)
(Pinout: 1-Anode, 2-No Connection, 3-Cathode) (T
A
= 25°C unless otherwise noted, V
F
= 0.90 V Max. @ I
F
= 10 mA)
(Devices listed in
bold, italic
are ON Semiconductor Preferred devices.)
V
Z1
(Volts)
@ I
ZT1
= 5 mA
(Note 3)
Device
Marking
Z11
Z12
Z13
Z14
Z15
Z16
W9
Z1
Z2
Z3
Z4
Z5
Z6
Z7
Z8
Z9
Y1
Y2
Y3
Y4
Y5
Y6
Y7
Y8
Y9
V
Z2
(V)
@ I
ZT2
= 1 mA
(Note 3)
V
Z3
(V)
@ I
ZT3
= 20 mA
(Note 3)
Max Reverse
Leakage
Current
I
R
mA
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
0.05
0.05
0.05
0.05
0.05
0.05
V
R
@
Volts
1
1
1
1
1
1
1
2
2
2
4
4
5
5
6
7
8
8
8
10.5
11.2
12.6
14
15.4
16.8
q
VZ
(mV/k)
@ I
ZT1
= 5 mA
Min
−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
Max
0
0
0
0
0
−2.5
0
0.2
1.2
2.5
3.7
4.5
5.3
6.2
7.0
8.0
9.0
10.0
11.0
13.0
14.0
16.0
18.0
20.0
22.0
Device*
BZX84C2V4LT1G
BZX84C2V7LT1G
BZX84C3V0LT1G
BZX84C3V3LT1G
BZX84C3V6LT1G
BZX84C3V9LT1G
BZX84C4V3LT1G
BZX84C4V7LT1/T3G
BZX84C5V1LT1/T3G
BZX84C5V6LT1/T3G
BZX84C6V2LT1/T3G
BZX84C6V8LT1/T3G
BZX84C7V5LT1G
BZX84C8V2LT1G
BZX84C9V1LT1/T3G
BZX84C10LT1G
BZX84C11LT1G
BZX84C12LT1G
BZX84C13LT1G
BZX84C15LT1/T3G
BZX84C16LT1G
BZX84C18LT1/T3G
BZX84C20LT1G
BZX84C22LT1G
BZX84C24LT1G
Min
2.2
2.5
2.8
3.1
3.4
3.7
4
4.4
4.8
5.2
5.8
6.4
7
7.7
8.5
9.4
10.4
11.4
12.4
13.8
15.3
16.8
18.8
20.8
22.8
Nom
2.4
2.7
3
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
Max
2.6
2.9
3.2
3.5
3.8
4.1
4.6
5
5.4
6
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
Z
ZT1
(W)
@ I
ZT1
=
5 mA
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
Min
1.7
1.9
2.1
2.3
2.7
2.9
3.3
3.7
4.2
4.8
5.6
6.3
6.9
7.6
8.4
9.3
10.2
11.2
12.3
13.7
15.2
16.7
18.7
20.7
22.7
Max
2.1
2.4
2.7
2.9
3.3
3.5
4
4.7
5.3
6
6.6
7.2
7.9
8.7
9.6
10.6
11.6
12.7
14
15.5
17
19
21.1
23.2
25.5
Z
ZT2
(W)
@ I
ZT2
=
1 mA
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
Min
2.6
3
3.3
3.6
3.9
4.1
4.4
4.5
5
5.2
5.8
6.4
7
7.7
8.5
9.4
10.4
11.4
12.5
13.9
15.4
16.9
18.9
20.9
22.9
Max
3.2
3.6
3.9
4.2
4.5
4.7
5.1
5.4
5.9
6.3
6.8
7.4
8
8.8
9.7
10.7
11.8
12.9
14.2
15.7
17.2
19.2
21.4
23.4
25.7
Z
ZT3
(W)
@ I
ZT3
=
20 mA
50
50
50
40
40
30
30
15
15
10
6
6
6
6
8
10
10
10
15
20
20
20
20
25
25
C (pF)
@ V
R
= 0
f = 1 MHz
450
450
450
450
450
450
450
260
225
200
185
155
140
135
130
130
130
130
120
110
105
100
85
85
80
V
Z1
Below
@ I
ZT1
= 2 mA
Device
Marking
Y10
Y11
Y12
Y13
Y14
Y15
Y16
Y17
Y18
Y19
Y20
Y21
Min
25.1
28
31
34
37
40
44
48
52
58
64
70
Nom
27
30
33
36
39
43
47
51
56
62
68
75
Max
28.9
32
35
38
41
46
50
54
60
66
72
79
Device*
BZX84C27LT1G
BZX84C30LT1G
BZX84C33LT1/T3G
BZX84C36LT1G
BZX84C39LT1G
BZX84C43LT1G
BZX84C47LT1G
BZX84C51LT1G
BZX84C56LT1G
BZX84C62LT1G
BZX84C68LT1G
BZX84C75LT1G
Z
ZT1
Below
@ I
ZT1
=
2 mA
80
80
80
90
130
150
170
180
200
215
240
255
V
Z2
Below
@ I
ZT2
= 0.1 m-
A
Min
25
27.8
30.8
33.8
36.7
39.7
43.7
47.6
51.5
57.4
63.4
69.4
Max
28.9
32
35
38
41
46
50
54
60
66
72
79
Z
ZT2
Below
@ I
ZT4
=
0.5 mA
300
300
325
350
350
375
375
400
425
450
475
500
V
Z3
Below
@ I
ZT3
= 10 mA
Min
25.2
28.1
31.1
34.1
37.1
40.1
44.1
48.1
52.1
58.2
64.2
70.3
Max
29.3
32.4
35.4
38.4
41.5
46.5
50.5
54.6
60.8
67
73.2
80.2
Z
ZT3
Below
@ I
ZT3
=
10 mA
45
50
55
60
70
80
90
100
110
120
130
140
Max Reverse
Leakage
Current
I
R
mA
0.05
0.05
0.05
0.05
0.05
0.05
0.05
0.05
0.05
0.05
0.05
0.05
@
V
R
(V)
18.9
21
23.1
25.2
27.3
30.1
32.9
35.7
39.2
43.4
47.6
52.5
q
VZ
(mV/k) Below
@ I
ZT1
= 2 mA
Min
21.4
24.4
27.4
30.4
33.4
37.6
42.0
46.6
52.2
58.8
65.6
73.4
Max
25.3
29.4
33.4
37.4
41.2
46.6
51.8
57.2
63.8
71.6
79.8
88.6
C (pF)
@ V
R
= 0
f = 1 MHz
70
70
70
70
45
40
40
40
40
35
35
35
3. Zener voltage is measured with a pulse test current I
Z
at an ambient temperature of 25°C.
*Includes SZ-prefix devices where applicable.
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3
BZX84BxxxLT1G, BZX84CxxxLT1G Series, SZBZX84BxxxLT1G, SZBZX84CxxxLT1G
Series
ELECTRICAL CHARACTERISTICS − BZX84BxxxL (Tight Tolerance Series)
(Pinout: 1-Anode, 2-No Connection, 3-Cathode) (T
A
= 25°C unless otherwise noted, V
F
= 0.90 V Max. @ I
F
= 10 mA)
Max Reverse
Leakage
Current
I
R
mA
5
3
2
1
3
2
1
0.7
0.5
0.2
0.1
0.05
0.05
0.05
0.05
0.05
@
Volts
1
2
2
2
4
4
5
5
6
7
8
10.5
11.2
12.6
15.4
16.8
Min
−3.5
−3.5
−2.7
−2
0.4
1.2
2.5
3.2
3.8
4.5
6
9.2
10.4
12.4
16.4
18.4
Max
0
0.2
1.2
2.5
3.7
4.5
5.3
6.2
7
8
10
13
14
16
20
22
V
R
V
Z
(Volts) @ I
ZT
= 5 mA
(Note 4)
Device
BZX84B3V3LT1G
BZX84B4V7LT1G
BZX84B5V1LT1G
BZX84B5V6LT1G
BZX84B6V2LT1G
BZX84B6V8LT1G
BZX84B7V5LT1G
BZX84B8V2LT1G
BZX84B9V1LT1G, T3G
BZX84B10LT1G
BZX84B12LT1G
BZX84B15LT1G
BZX84B16LT1G
BZX84B18LT1G
BZX84B22LT1G
BZX84B24LT1G
Device
Marking
T2A
T10
T11
T12
T13
T14
T15
T16
T17
T2E
T18
T22
T19
T20
T24
T25
Min
3.23
4.61
5.00
5.49
6.08
6.66
7.35
8.04
8.92
9.8
11.8
14.7
15.7
17.6
21.6
23.5
Nom
3.3
4.7
5.1
5.6
6.2
6.8
7.5
8.2
9.1
10
12
15
16
18
22
24
Max
3.37
4.79
5.20
5.71
6.32
6.94
7.65
8.36
9.28
10.2
12.2
15.3
16.3
18.4
22.4
24.5
Z
ZT
(W) @
I
ZT
= 5 mA
(Note 4)
Max
95
80
60
40
10
15
15
15
15
20
25
30
40
45
55
70
q
VZ
(mV/k)
@ I
ZT
= 5 mA
C (pF)
@ V
R
=0,
f = 1 MHz
450
260
225
200
185
155
140
135
130
130
130
110
105
100
85
80
4. Zener voltage is measured with a pulse test current I
Z
at an ambient temperature of 25°C.
ELECTRICAL CHARACTERISTICS − BZX84BxxxL (Tight Tolerance Series)
(Pinout: 1-Anode, 2-No Connection, 3-Cathode) (T
A
= 25°C unless otherwise noted, V
F
= 0.90 V Max. @ I
F
= 10 mA)
Max Reverse
Leakage
Current
I
R
mA
0.05
@
Volts
18.9
Min
21.4
Max
25.3
V
R
V
Z
(Volts) @ I
ZT
= 2 mA
(Note 4)
Device*
BZX84B27LT1G
Device
Marking
T27
Min
26.5
Nom
27
Max
27.5
Z
ZT
(W) @
I
ZT
= 2 mA
(Note 4)
Max
80
q
VZ
(mV/k)
@ I
ZT
= 2 mA
C (pF)
@ V
R
=0,
f = 1 MHz
70
*Includes SZ-prefix devices where applicable.
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4
BZX84BxxxLT1G, BZX84CxxxLT1G Series, SZBZX84BxxxLT1G, SZBZX84CxxxLT1G
Series
TYPICAL CHARACTERISTICS
θ
VZ, TEMPERATURE COEFFICIENT (mV/
°
C)
8
7
6
5
4
3
2
1
0
-1
-2
-3
V
Z
@ I
ZT
TYPICAL T
C
VALUES
100
θ
VZ, TEMPERATURE COEFFICIENT (mV/
°
C)
TYPICAL T
C
VALUES
V
Z
@ I
ZT
10
2
3
4
5
6
7
8
9
10
V
Z
, NOMINAL ZENER VOLTAGE (V)
11
12
1
10
V
Z
, NOMINAL ZENER VOLTAGE (V)
100
Figure 1. Temperature Coefficients
(Temperature Range − 55°C to +150°C)
Figure 2. Temperature Coefficients
(Temperature Range − 55°C to +150°C)
1000
Z ZT, DYNAMIC IMPEDANCE (
Ω
)
T
J
= 25°C
I
Z(AC)
= 0.1 I
Z(DC)
f = 1 kHz
1000
IF, FORWARD CURRENT (mA)
75 V (MMBZ5267BLT1)
91 V (MMBZ5270BLT1)
I
Z
= 1 mA
100
5 mA
20 mA
10
100
10
150°C
1
1
10
V
Z
, NOMINAL ZENER VOLTAGE
100
1
0.4
0.5
75°C 25°C
0.6
0°C
1.1
1.2
0.7
0.8
0.9
1.0
V
F
, FORWARD VOLTAGE (V)
Figure 3. Effect of Zener Voltage on
Zener Impedance
Figure 4. Typical Forward Voltage
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