1PS79SB30
40 V, 0.2 A Schottky barrier diode
1 January 2023
Product data sheet
1. General description
Planar Schottky barrier diode with an integrated guard ring for stress protection, encapsulated in a
SOD523 (SC-79) ultra small Surface-Mounted Device (SMD) plastic package.
2. Features and benefits
•
•
•
•
Very low forward voltage
Very low reverse current
Guard ring protected
Ultra small SMD package
3. Applications
•
•
•
Ultra high-speed switching
Voltage clamping
Blocking diodes
4. Quick reference data
Table 1. Quick reference data
Symbol
Parameter
IF
forward current
VR
reverse voltage
VF
forward voltage
Conditions
IF = 10 mA; Tamb = 25 °C
Min
Typ
Max
Unit
-
-
200
mA
-
-
40
V
-
320
360
mV
5. Pinning information
Table 2. Pinning information
Pin
Symbol
Description
1
K
cathode[1]
2
A
anode
Simplified outline
1
Graphic symbol
2
K
A
aaa-003679
SC-79 (SOD523)
[1]
The marking bar indicates the cathode.
1PS79SB30
Nexperia
40 V, 0.2 A Schottky barrier diode
6. Ordering information
Table 3. Ordering information
Type number
Package
1PS79SB30
Name
Description
Version
SC-79
plastic, surface-mounted package; 2 leads; 1.2 mm x 0.8
mm x 0.6 mm body
SOD523
7. Marking
Table 4. Marking codes
Type number
Marking code
1PS79SB30
G1
8. Limiting values
Table 5. Limiting values
In accordance with the Absolute Maximum Rating System (IEC 60134).
Symbol
Parameter
VR
Conditions
Min
Max
Unit
reverse voltage
-
40
V
IF
forward current
-
200
mA
IFRM
repetitive peak forward
current
tp ≤ 1 s; δ ≤ 0.5
-
300
mA
IFSM
non-repetitive peak
forward current
tp = 8.3 ms; half sine wave; Tj(init) = 25 °C
-
1
A
Tj
junction temperature
-
150
°C
Tamb
ambient temperature
-65
150
°C
Tstg
storage temperature
-65
150
°C
9. Thermal characteristics
Table 6. Thermal characteristics
Symbol
Parameter
Rth(j-a)
[1]
Conditions
thermal resistance from in free air
junction to ambient
[1]
Min
Typ
Max
Unit
-
-
450
K/W
Device mounted on an FR4 Printed-Circuit Board (PCB), single-sided copper, tin-plated and standard footprint.
1PS79SB30
Product data sheet
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1 January 2023
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Nexperia B.V. 2023. All rights reserved
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1PS79SB30
Nexperia
40 V, 0.2 A Schottky barrier diode
10. Characteristics
Table 7. Characteristics
Symbol
Parameter
Conditions
Min
Typ
Max
Unit
VF
IF = 0.1 mA; Tamb = 25 °C
-
190
220
mV
IF = 1 mA; Tamb = 25 °C
-
250
290
mV
IF = 10 mA; Tamb = 25 °C
-
320
360
mV
IF = 100 mA; Tamb = 25 °C
-
440
500
mV
IF = 200 mA; Tamb = 25 °C
-
520
600
mV
forward voltage
IR
reverse current
VR = 25 V; tp = 300 µs; δ = 0.02; pulsed;
Tamb = 25 °C
-
-
0.5
µA
Cd
diode capacitance
VR = 1 V; f = 1 MHz; Tamb = 25 °C
-
-
20
pF
mld546
103
mld547
103
IF
(mA)
IR
(µA)
102
102
(1)
(2)
10
10
(1)
1
(2)
(3)
1
(3)
10- 1
0
0.4
0.8
VF (V)
10- 1
1.2
(1) Tamb = 125 °C
(2) Tamb = 85 °C
(3) Tamb = 25 °C
Fig. 1.
0
10
20
30
VR (V)
40
(1) Tamb = 125 °C
(2) Tamb = 85 °C
(3) Tamb = 25 °C
Forward current as a function of forward
voltage; typical values
Fig. 2.
Reverse current as a function of reverse
voltage; typical values
mld548
20
Cd
(pF)
16
12
8
4
0
0
10
20
30
VR (V)
40
f = 1 MHz; Tamb = 25 °C
Fig. 3.
Diode capacitance as a function of reverse voltage; typical values
1PS79SB30
Product data sheet
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1 January 2023
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1PS79SB30
Nexperia
40 V, 0.2 A Schottky barrier diode
11. Package outline
0.85
0.75
0.65
0.58
1
1.65 1.25
1.55 1.15
2
0.34
0.26
0.17
0.11
Dimensions in mm
Fig. 4.
02-12-13
Package outline SC-79 (SOD523)
12. Soldering
2.15
1.4
solder lands
solder resist
0.5 0.6
(2×) (2×)
1.2
solder paste
occupied area
Dimensions in mm
0.4
(2×)
0.5
(2×)
Fig. 5.
sod523_fr
Reflow soldering footprint for SC-79 (SOD523)
1PS79SB30
Product data sheet
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1 January 2023
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1PS79SB30
Nexperia
40 V, 0.2 A Schottky barrier diode
13. Revision history
Table 8. Revision history
Data sheet ID
Release date
Data sheet status
Change notice Supersedes
1PS79SB30 v.3
20230101
Product data sheet
-
Modifications:
•
1PS79SB30 v.2
20120724
Product data sheet
1PS79SB30 v.1
20010220
Product data sheet
1PS79SB30
Product data sheet
1PS79SB30 v.2
Product changed to non-automotive qualification. Please refer to nexperia.com for
automotive (-Q) product alternative(s).
1PS79SB30 v.1
-
All information provided in this document is subject to legal disclaimers.
1 January 2023
-
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1PS79SB30
Nexperia
40 V, 0.2 A Schottky barrier diode
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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1PS79SB30
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
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1 January 2023
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1PS79SB30
Nexperia
40 V, 0.2 A Schottky barrier diode
Contents
1. General description...................................................... 1
2. Features and benefits.................................................. 1
3. Applications.................................................................. 1
4. Quick reference data....................................................1
5. Pinning information......................................................1
6. Ordering information....................................................2
7. Marking.......................................................................... 2
8. Limiting values............................................................. 2
9. Thermal characteristics............................................... 2
10. Characteristics............................................................ 3
11. Package outline.......................................................... 4
12. Soldering..................................................................... 4
13. Revision history..........................................................5
14. Legal information........................................................6
©
Nexperia B.V. 2023. 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: 1 January 2023
1PS79SB30
Product data sheet
All information provided in this document is subject to legal disclaimers.
1 January 2023
©
Nexperia B.V. 2023. All rights reserved
7/7