BZX384-A series
Voltage regulator diodes
Rev. 1 — 3 February 2022
Product data sheet
1. General description
Low-power voltage regulator diodes in a small SOD323 (SC-76) Surface-Mounted Device (SMD)
plastic package.
The diodes are available in the normalized E24 ±1 % (BZX384-A) tolerance range. The series
includes 37 breakdown voltages with nominal working voltages from 2.4 V to 75 V.
2. Features and benefits
•
•
•
•
Total power dissipation: ≤300 mW
Very tight tolerance series: ±1 %
Working voltage range: nominal 2.4 V to 75 V (E24 range)
Non-repetitive peak reverse power dissipation: ≤ 40 W
3. Applications
•
General regulation functions
4. Quick reference data
Table 1. Quick reference data
Symbol Parameter
Conditions
Typ
Max
Unit
VF
forward voltage
IF = 10 mA
[1] -
-
0.9
V
Ptot
total power dissipation
Tamb ≤ 25 °C
[2] -
-
300
mW
[1]
[2]
Min
Pulse test: tp ≤ 100 μs; δ ≤ 0.02.
Device mounted on an FR4 Printed-Circuit Board (PCB), single-sided copper, tin-plated and standard
footprint.
BZX384-A series
Nexperia
Voltage regulator diodes
5. Pinning information
Table 2. Pinning
Pin
Symbol
Description
1
K
cathode
2
A
anode
Simplified outline
[1]
1
Graphic symbol
2
A
K
006aaa152
[1]
The marking bar indicates the cathode.
6. Ordering information
Table 3. Ordering information
Type number
BZX384-A series
Package
Name
Description
Version
SC-76
plastic surface-mounted package; 2 leads
SOD323
7. Marking
Table 4. Marking codes
Type number
Marking
code
Type number
Marking
code
Type number
Marking
code
BZX384-A2V4
2B
BZX384-A8V2
28
BZX384-A30
5F
BZX384-A2V7
2U
BZX384-A9V1
29
BZX384-A33
4R
BZX384-A3V0
2V
BZX384-A10
3X
BZX384-A36
4S
BZX384-A3V3
2W
BZX384-A11
32
BZX384-A39
4T
BZX384-A3V6
2X
BZX384-A12
33
BZX384-A43
4U
BZX384-A3V9
2Y
BZX384-A13
34
BZX384-A47
4V
BZX384-A4V3
2Z
BZX384-A15
35
BZX384-A51
4W
BZX384-A4V7
22
BZX384-A16
36
BZX384-A56
4X
BZX384-A5V1
23
BZX384-A18
37
BZX384-A62
4Y
BZX384-A5V6
24
BZX384-A20
38
BZX384-A68
4Z
BZX384-A6V2
25
BZX384-A22
39
BZX384-A75
42
BZX384-A6V8
26
BZX384-A24
4N
-
-
BZX384-A7V5
27
BZX384-A27
4P
-
-
BZX384-A_SER
Product data sheet
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Rev. 1 — 3 February 2022
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Nexperia B.V. 2022. All rights reserved
2 / 12
BZX384-A series
Nexperia
Voltage regulator diodes
8. Limiting values
Table 5. Limiting values
In accordance with the Absolute Maximum Rating System (IEC 60134).
Symbol
Parameter
IF
forward current
IZSM
non-repetitive peak
reverse current
[1] -
see
Tables 8 and
9
PZSM
non-repetitive peak
reverse power dissipation
[1] -
40
W
Ptot
total power dissipation
[2] -
300
mW
Tj
junction temperature
-
150
°C
Tamb
ambient temperature
-65
+150
°C
Tstg
storage temperature
-65
+150
°C
[1]
[2]
Conditions
Tamb ≤ 25 °C
Min
Max
Unit
-
250
mA
tp = 100 μs; square wave; Tj = 25 °C prior to surge.
Device mounted on an FR4 PCB, single-sided copper, tin-plated and standard footprint.
9. Thermal characteristics
Table 6. Thermal characteristics
Symbol
Parameter
Conditions
Rth(j-a)
thermal resistance from
junction to ambient
in free air
Rth(j-sp)
thermal resistance from
junction to solder point
[1]
[2]
Min
Typ
Max
Unit
[1] -
-
415
K/W
[2] -
-
110
K/W
Device mounted on an FR4 PCB, single-sided copper, tin-plated and standard footprint.
Soldering point of cathode tab.
BZX384-A_SER
Product data sheet
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Rev. 1 — 3 February 2022
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Nexperia B.V. 2022. All rights reserved
3 / 12
BZX384-A series
Nexperia
Voltage regulator diodes
10. Characteristics
Table 7. Characteristics
Tj = 25 °C unless otherwise specified.
Symbol
Parameter
Conditions
VF
forward voltage
IF = 10 mA
IF = 100 mA
[1]
Min
Typ
Max
Unit
[1] -
-
0.9
V
[1] -
-
1.1
V
Pulse test: tp ≤ 100 μs; δ ≤ 0.02.
Table 8. Characteristics per type; BZX384-A2V4 to BZX384-A24
Tj = 25 °C unless otherwise specified.
BZX384 Sel
-xxx
Working
voltage
VZ (V)
IZ = 5 mA
Maximum differential
resistance
rdif (Ω)
Reverse
current
IR (μA)
Temperature
coefficient
SZ (mV/K)
IZ = 5 mA
Diode
Non-repetitive
capacitance peak reverse
Cd (pF) [1]
current
IZSM (A) [2]
Min
Max
IZ = 1 mA
IZ = 5 mA
Max
VR (V)
Min
Max
Max
Max
2V4
A
2.37
2.43
600
100
50
1
-3.5
0.0
450
6
2V7
A
2.67
2.73
600
100
20
1
-3.5
0.0
450
6
3V0
A
2.97
3.03
600
95
10
1
-3.5
0.0
450
6
3V3
A
3.26
3.34
600
95
5
1
-3.5
0.0
450
6
3V6
A
3.56
3.64
600
90
5
1
-3.5
0.0
450
6
3V9
A
3.86
3.94
600
90
3
1
-3.5
0.0
450
6
4V3
A
4.25
4.35
600
90
3
1
-3.5
0.0
450
6
4V7
A
4.65
4.75
500
80
3
2
-3.5
0.2
300
6
5V1
A
5.04
5.16
480
60
2
2
-2.7
1.2
300
6
5V6
A
5.54
5.66
400
40
1
2
-2.0
2.5
300
6
6V2
A
6.13
6.27
150
10
3
4
0.4
3.7
200
6
6V8
A
6.73
6.87
80
15
2
4
1.2
4.5
200
6
7V5
A
7.42
7.58
80
15
1
5
2.5
5.3
150
4
8V2
A
8.11
8.29
80
15
0.7
5
3.2
6.2
150
4
9V1
A
9.00
9.20
100
15
0.5
6
3.8
7.0
150
3
10
A
9.90
10.10 150
20
0.2
7
4.5
8.0
90
3
11
A
10.89 11.11 150
20
0.1
8
5.4
9.0
85
2.5
12
A
11.88 12.12 150
25
0.1
8
6.0
10.0
85
2.5
13
A
12.87 13.13 170
30
0.1
8
7.0
11.0
80
2.5
15
A
14.85 15.15 200
30
0.05
10.5
9.2
13.0
75
2.0
16
A
15.84 16.16 200
40
0.05
11.2
10.4
14.0
75
1.5
18
A
17.82 18.18 225
45
0.05
12.6
12.4
16.0
70
1.5
20
A
19.80 20.20 225
55
0.05
14.0
14.4
18.0
60
1.5
22
A
21.78 22.22 250
55
0.05
15.4
16.4
20.0
60
1.25
24
A
23.76 24.24 250
70
0.05
16.8
18.4
22.0
55
1.25
[1]
[2]
f = 1 MHz; VR = 0 V
tp = 100 μs; square wave; Tj = 25 °C
BZX384-A_SER
Product data sheet
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Rev. 1 — 3 February 2022
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Nexperia B.V. 2022. All rights reserved
4 / 12
BZX384-A series
Nexperia
Voltage regulator diodes
Table 9. Characteristics per type; BZX384-A27 to BZX384-A75
Tj = 25 °C unless otherwise specified.
BZX384 Sel
-xxx
Working
voltage
VZ (V)
IZ = 2 mA
Maximum differential
resistance
rdif (Ω)
Reverse
current
IR (μA)
Temperature
coefficient
SZ (mV/K)
IZ = 2 mA
Diode
Non-repetitive
capacitance peak reverse
Cd (pF) [1]
current
IZSM (A) [2]
Min
IZ = 0.5
mA
IZ = 2 mA
Max
VR (V)
Min
Max
Max
Max
Max
27
A
26.73 27.27 300
80
0.05
18.9
21.4
25.3
50
1
30
A
29.70 30.30 300
80
0.05
21.0
24.4
29.4
50
1
33
A
32.67 33.33 325
80
0.05
23.1
27.4
33.4
45
0.9
36
A
35.64 36.36 350
90
0.05
25.2
30.4
37.4
45
0.8
39
A
38.61 39.39 350
130
0.05
27.3
33.4
41.2
45
0.7
43
A
42.57 43.43 375
150
0.05
30.1
37.6
46.6
40
0.6
47
A
46.53 47.47 375
170
0.05
32.9
42.0
51.8
40
0.5
51
A
50.49 51.51 400
180
0.05
35.7
46.6
57.2
40
0.4
56
A
55.44 56.56 425
200
0.05
39.2
52.2
63.8
40
0.3
62
A
61.38 62.62 450
215
0.05
43.4
58.8
71.6
35
0.3
68
A
67.32 68.68 475
240
0.05
47.6
65.6
79.8
35
0.25
75
A
74.25 75.75 500
255
0.05
52.5
73.4
88.6
35
0.20
[1]
[2]
f = 1 MHz; VR = 0 V
tp = 100 μs; square wave; Tj = 25 °C
mbg801
103
PZSM
(W)
aaa-028550
103
IF
(mA)
102
102
10
1
(1)
10-1
10
(2)
10-2
1
10- 1
1
tp (ms)
10
(1) Tj = 25 °C (before surge)
(2) Tj = 150 °C (before surge)
Fig. 1.
Product data sheet
0.6
0.8
VF (V)
1.0
Tj = 25 °C
Non-repetitive peak reverse power dissipation
as a function of pulse duration; maximum
values
BZX384-A_SER
10-3
0.4
Fig. 2.
Forward current as a function of forward
voltage; typical values (BZX384-A2V4)
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BZX384-A series
Nexperia
Voltage regulator diodes
aaa-028551
103
IF
(mA)
102
10
10
1
1
10-1
10-1
10-2
10-2
10-3
0.4
0.6
0.8
VF (V)
1.0
10-3
0.4
Tj = 25 °C
Fig. 3.
aaa-028552
103
IF
(mA)
102
0.6
0.8
1.0
VF (V)
Tj = 25 °C
Forward current as a function of forward
voltage; typical values (BZX384-A6V8)
Fig. 4.
aaa-028553
103
IF
(mA)
102
Forward current as a function of forward
voltage; typical values (BZX384-A7V5)
mld444
0.5
SZ
(mV/K)
4V7
0
4V3
10
- 0.5
2V4
1
2V7
3V9
-1
10-1
10-3
0.4
0.6
0.8
VF (V)
-2
10- 1
1.0
Tj = 25 °C
Fig. 5.
Product data sheet
3V3
3V0
1
10
IZ (mA)
102
Tj = 25 °C to 150 °C
Forward current as a function of forward
voltage; typical values (BZX384-A75)
BZX384-A_SER
3V6
- 1.5
10-2
Fig. 6.
Temperature coefficient as a function
of working current; typical values
(BZX384-A2V4 to BZX384-A4V7)
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BZX384-A series
Nexperia
Voltage regulator diodes
mld445
12
IR
(A)
15
SZ
(mV/K)
13
12
11
10
9V1
8V2
7V5
6V8
6V2
5V6
5V1
8
4
0
aaa-006665
10-1
2V4
10-2
2V7
10-3
3V0
3V3
3V6 3V9
4V3 4V7 5V1
10-4
10-5
5V6
10-6
6V2
6V8
10-7
10-8
-4
10- 1
1
10
IZ (mA)
10-9
102
Tj = 25 °C to 150 °C
Fig. 7.
IR
(A)
Fig. 8.
aaa-006666
10-1
IR
(A)
7V5
10 12
15
18
22
8V2
10-3
2
4
6
VR (V)
8
Tj = 25 °C
Temperature coefficient as a function
of working current; typical values
(BZX384-A5V1 to BZX384-A15)
10-2
0
Reverse current as a function of
reverse voltage; typical values
(BZX384-A2V4 to BZX384-A6V8)
aaa-006667
10-1
30 36
10-2
27
33
43
39
51
47
62
56
75
68
10-3
9V1
11 13
16
20
24
10-4
10-4
10-5
10-5
10-6
10-6
10-7
10-7
10-8
10-8
0
5
10
15
20
VR (V)
Tj = 25 °C
Fig. 9.
Product data sheet
10-9
20
40
60
VR (V)
80
Tj = 25 °C
Reverse current as a function of
reverse voltage; typical values
(BZX384-A7V5 to BZX384-A24)
BZX384-A_SER
25
Fig. 10. Reverse current as a function of
reverse voltage; typical values
(BZX384-A27 to BZX384-A75)
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Nexperia B.V. 2022. All rights reserved
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BZX384-A series
Nexperia
Voltage regulator diodes
11. Package outline
1.35
1.15
1.1
0.8
0.45
0.15
1
2.7
2.3
1.8
1.6
2
0.40
0.25
0.25
0.10
Dimensions in mm
03-12-17
Fig. 11. Package outline SOD323
12. Soldering
3.05
2.1
solder lands
solder resist
1.65 0.95
0.5 (2×)
0.6 (2×)
solder paste
occupied area
2.2
0.5
(2×)
0.6
(2×)
Dimensions in mm
sod323_fr
Fig. 12. Reflow soldering footprint for SOD323 (SC-76)
BZX384-A_SER
Product data sheet
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Rev. 1 — 3 February 2022
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Nexperia B.V. 2022. All rights reserved
8 / 12
BZX384-A series
Nexperia
Voltage regulator diodes
5
2.9
1.5 (2×)
solder lands
solder resist
occupied area
2.75
1.2
(2×)
Dimensions in mm
preferred transport
direction during soldering
sod323_fw
Fig. 13. Wave soldering footprint for SOD323 (SC-76)
BZX384-A_SER
Product data sheet
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Rev. 1 — 3 February 2022
©
Nexperia B.V. 2022. All rights reserved
9 / 12
BZX384-A series
Nexperia
Voltage regulator diodes
13. Revision history
Table 10. Revision history
Document ID
Release date
Data sheet status
Change notice
Supersedes
BZX384-A_SER v.1
Product data sheet
-
-
BZX384-A_SER
Product data sheet
20220203
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Rev. 1 — 3 February 2022
©
Nexperia B.V. 2022. All rights reserved
10 / 12
BZX384-A series
Nexperia
Voltage regulator diodes
14. Legal information
injury, death or severe property or environmental damage. Nexperia and its
suppliers accept no liability for inclusion and/or use of Nexperia products in
such equipment or applications and therefore such inclusion and/or use is at
the customer’s own risk.
Data sheet status
Quick reference data — The Quick reference data is an extract of the
product data given in the Limiting values and Characteristics sections of this
document, and as such is not complete, exhaustive or legally binding.
Document status
[1][2]
Product
status [3]
Definition
Objective [short]
data sheet
Development
This document contains data from
the objective specification for
product development.
Preliminary [short]
data sheet
Qualification
This document contains data from
the preliminary specification.
Product [short]
data sheet
Production
This document contains the product
specification.
[1]
[2]
[3]
Please consult the most recently issued document before initiating or
completing a design.
The term 'short data sheet' is explained in section "Definitions".
The product status of device(s) described in this document may have
changed since this document was published and may differ in case of
multiple devices. The latest product status information is available on
the internet at https://www.nexperia.com.
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internal review and subject to formal approval, which may result in
modifications or additions. Nexperia does not give any representations or
warranties as to the accuracy or completeness of information included herein
and shall have no liability for the consequences of use of such information.
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with the same product type number(s) and title. A short data sheet is
intended for quick reference only and should not be relied upon to contain
detailed and full information. For detailed and full information see the relevant
full data sheet, which is available on request via the local Nexperia sales
office. In case of any inconsistency or conflict with the short data sheet, the
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data sheet shall define the specification of the product as agreed between
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BZX384-A_SER
Product data sheet
Applications — Applications that are described herein for any of these
products are for illustrative purposes only. Nexperia makes no representation
or warranty that such applications will be suitable for the specified use
without further testing or modification.
Customers are responsible for the design and operation of their applications
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Limiting values — Stress above one or more limiting values (as defined in
the Absolute Maximum Ratings System of IEC 60134) will cause permanent
damage to the device. Limiting values are stress ratings only and (proper)
operation of the device at these or any other conditions above those
given in the Recommended operating conditions section (if present) or the
Characteristics sections of this document is not warranted. Constant or
repeated exposure to limiting values will permanently and irreversibly affect
the quality and reliability of the device.
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Rev. 1 — 3 February 2022
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BZX384-A series
Nexperia
Voltage regulator diodes
Contents
1. General description...................................................... 1
2. Features and benefits.................................................. 1
3. Applications.................................................................. 1
4. Quick reference data....................................................1
5. Pinning information......................................................2
6. Ordering information....................................................2
7. Marking.......................................................................... 2
8. Limiting values............................................................. 3
9. Thermal characteristics............................................... 3
10. Characteristics............................................................ 4
11. Package outline.......................................................... 8
12. Soldering..................................................................... 8
13. Revision history........................................................10
14. Legal information......................................................11
©
Nexperia B.V. 2022. All rights reserved
For more information, please visit: http://www.nexperia.com
For sales office addresses, please send an email to: salesaddresses@nexperia.com
Date of release: 3 February 2022
BZX384-A_SER
Product data sheet
All information provided in this document is subject to legal disclaimers.
Rev. 1 — 3 February 2022
©
Nexperia B.V. 2022. All rights reserved
12 / 12
