BC817 series
45 V, 500 mA NPN general-purpose transistors
Rev. 8 — 1 July 2022
Product data sheet
1. General description
NPN general-purpose transistor in a small SOT23 (TO-236AB) Surface-Mounted Device (SMD)
plastic package.
Table 1. Product overview
Type number
Package
BC817
PNP complement
Nexperia
JEDEC
JEITA
SOT23
TO-236AB
-
BC807
BC817-16
BC807-16
BC817-25
BC807-25
BC817-40
BC807-40
2. Features and benefits
•
•
High current
Three current gain selections
3. Applications
•
General-purpose switching and amplification
4. Quick reference data
Table 2. Quick reference data
Symbol
Parameter
Conditions
Min
Typ
Max
Unit
VCEO
collector-emitter voltage
open base; Tamb = 25 °C
-
-
45
V
IC
collector current
Tamb = 25 °C
-
-
500
mA
ICM
peak collector current
single pulse; tp ≤ 1 ms; Tamb = 25 °C
-
-
1
A
hFE
DC current gain
[1]
100
-
600
BC817-16
[1]
100
-
250
BC817-25
[1]
160
-
400
BC817-40
[1]
250
-
600
BC817
[1]
pulsed; tp ≤ 300 μs; δ ≤ 0.02
VCE = 1 V; IC = 100 mA Tamb = 25 °C
BC817 series
Nexperia
45 V, 500 mA NPN general-purpose transistors
5. Pinning information
Table 3. Pinning
Pin
Symbol
Description
1
B
base
2
E
emitter
3
C
collector
Simplified outline
Graphic symbol
3
C
B
E
1
2
sym123
6. Ordering information
Table 4. Ordering information
Type number
Package
BC817
Name
Description
Version
TO-236AB
Plastic surface-mounted package; 3 leads
SOT23
BC817-16
BC817-25
BC817-40
7. Marking
Table 5. Marking
Type number
Marking code[1]
BC817
6D%
BC817-16
6A%
BC817-25
6B%
BC817-40
6C%
[1]
% = placeholder for manufacturing site code
BC817_SER
Product data sheet
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2 / 13
BC817 series
Nexperia
45 V, 500 mA NPN general-purpose transistors
8. Limiting values
Table 6. Limiting values
In accordance with the Absolute Maximum Rating System (IEC 60134).
Symbol
Parameter
Conditions
Min
Max
Unit
VCBO
collector-base voltage
open emitter; Tamb = 25 °C
-
50
V
VCEO
collector-emitter voltage
open base; Tamb = 25 °C
-
45
V
VEBO
emitter-base voltage
open collector; Tamb = 25 °C
-
5
V
IC
collector current
Tamb = 25 °C
-
500
mA
ICM
peak collector current
single pulse; tp ≤ 1 ms; Tamb = 25 °C
-
1
A
IBM
peak base current
single pulse; tp ≤ 1 ms; Tamb = 25 °C
-
200
mA
Ptot
total power dissipation
Tamb ≤ 25 °C
[1]
[2]
-
250
mW
[3]
[2]
-
345
mW
Tj
junction temperature
-
150
°C
Tamb
ambient temperature
-65
150
°C
Tstg
storage temperature
-65
150
°C
[1]
[2]
[3]
Device mounted on an FR4 PCB, single-sided copper, tin-plated and standard footprint.
Valid for all available selection groups.
2
Device mounted on an FR4 PCB, single-sided copper, tin-plated; mounting pad for collector 1 cm .
aaa-028120
400
Ptot
(mW)
(1)
300
(2)
200
100
0
-75
-25
25
75
125
175
Tamb (°C)
2
(1) FFR4 PCB, single-sided copper; 1 cm
(2) FR4 PCB, single-sided copper; standard footprint
Fig. 1.
Power derating curves
BC817_SER
Product data sheet
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3 / 13
BC817 series
Nexperia
45 V, 500 mA NPN general-purpose transistors
9. Thermal characteristics
Table 7. Thermal characteristics
Symbol
Parameter
Conditions
Rth(j-a)
in free air
[1]
[2]
[3]
thermal resistance from junction to ambient
Min
Typ
Max
Unit
[1]
[2]
-
-
500
K/W
[3]
[2]
-
-
362
K/W
Device mounted on an FR4 Printed-Circuit-Board (PCB); single-sided copper; tin-plated and standard footprint.
Valid for all available selection groups.
2
Device mounted on an FR4 PCB, single-sided copper, tin-plated; monting pad for collector 1 cm .
aaa-028112
103
duty cycle = 1
Zth(j-a)
(K/W)
0.75
102
0.50
0.33
0.20
0.10
0.05
10
0.02
0.01
0
1
-5
10
10-4
10-3
10-2
10-1
1
10
102
tp (s)
103
FR4 PCB, single-sided, tin-plated and standard footprint
Fig. 2.
Transient thermal impedance from junction to ambient as a function of pulse duration; typical values
aaa-028113
103
duty cycle = 1
Zth(j-a)
(K/W)
0.75
102
0.50
0.33
0.20
0.10
0.05
10
0.02
0.01
0
1
10-5
10-4
10-3
10-2
10-1
1
10
102
tp (s)
103
2
FR4 PCB, single-sided copper, tin-plated; mounting pad for collector 1 cm .
Fig. 3.
Transient thermal impedance from junction to ambient as a function of pulse duration; typical values
BC817_SER
Product data sheet
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4 / 13
BC817 series
Nexperia
45 V, 500 mA NPN general-purpose transistors
10. Characteristics
Table 8. Characteristics
Symbol
Parameter
Conditions
Min
Typ
Max
Unit
V(BR)CBO
collector-base
breakdown voltage
IC = 100 µA; IE = 0 A; Tamb = 25 °C
50
-
-
V
V(BR)CEO
collector-emitter
breakdown voltage
IC = 10 mA; IE = 0 A; Tamb = 25 °C
45
-
-
V
V(BR)EBO
emitter-base
breakdown voltage
IE = 100 µA; IC = 0 A; Tamb = 25 °C
5
-
-
V
ICBO
collector-base
cut-off current
VCB = 20 V; IE = 0 A; Tamb = 25 °C
-
-
100
nA
VCB = 20 V; IE = 0 A; Tj = 150 °C
-
-
5
μA
IEBO
emitter-base
cut-off current
VEB = 5 V; IC = 0 A; Tamb = 25 °C
-
-
100
nA
hFE
DC current gain
BC817
[1]
100
-
600
BC817-16
[1]
100
-
250
BC817-25
[1]
160
-
400
BC817-40
[1]
250
-
600
VCE = 1 V; IC = 100 mA; Tamb = 25 °C
hFE
DC current gain
VCE = 1 V; IC = 500 mA; Tamb = 25 °C
[1]
40
-
-
VCEsat
collector-emitter
saturation voltage
IC = 500 mA; IB = 50 mA; Tamb = 25 °C
[1]
-
-
700
mV
VBE
base-emitter voltage
VCE = 1 V; IC = 500 mA; Tamb = 25 °C
[1]
[2]
-
-
1.2
V
fT
transition frequency
VCE = 5 V; IC = 10 mA; f = 100 MHz;
Tamb = 25 °C
100
-
-
MHz
Cc
collector capacitance
VCB = 10 V; IE = ie = 0 A; f = 1 MHz;
Tamb = 25 °C
-
3
-
pF
[1]
[2]
pulsed; tp ≤ 300 μs; δ ≤ 0.02
VBE decreases by about 2 mV/K with increasing temperature.
BC817_SER
Product data sheet
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BC817 series
Nexperia
45 V, 500 mA NPN general-purpose transistors
006aaa131
400
006aaa134
10
hFE
300
VBEsat
(V)
(1)
200
1
(2)
(1)
(2)
(3)
(3)
100
0
10- 1
1
10
102
I C (mA)
103
10- 1
10- 1
VCE = 1 V
(1) Tamb = 150 °C
(2) Tamb = 25 °C
(3) Tamb = -55 °C
Fig. 4.
1
102
10
I C (mA)
103
IC/IB = 10
(1) Tamb = -55 °C
(2) Tamb = 25 °C
(3) Tamb = 150 °C
BC817-16: DC current gain as a function of
collector current; typical values
Fig. 5.
006aaa137
1
BC817-16: Base-emitter saturation voltage as a
function of collector current; typical values
006aaa140
1.2
(5)
IC
(A)
VCEsat
(V)
(4)
(3)
(2)
0.8
(1)
(6)
(7)
10- 1
(8)
(9)
0.4
(10)
(1) (2)
(3)
10- 2
10- 1
1
10
102
I C (mA)
0
103
IC/IB = 10
(1) Tamb = 150 °C
(2) Tamb = 25 °C
(3) Tamb = -55 °C
Fig. 6.
Fig. 7.
Product data sheet
1
2
3
4
VCE (V)
5
Tamb = 25 °C
(1) IB = 16.0 mA
(2) IB = 14.4 mA
(3) IB = 12.8 mA
(4) IB = 11.2 mA
(5) IB = 9.6 mA
(6) IB = 8.0 mA
(7) IB = 6.4 mA
(8) IB = 4.8 mA
(9) IB = 3.2 mA
(10) IB = 1.6 mA
BC817-16: Collector-emitter saturation voltage
as a function of collector current; typical values
BC817_SER
0
BC817-16: Collector current as a function of
collector-emitter voltage; typical values
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BC817 series
Nexperia
45 V, 500 mA NPN general-purpose transistors
006aaa132
600
hFE
(1)
VBEsat
(V)
(2)
1
400
(3)
1
(3)
102
10
I C (mA)
103
10- 1
10- 1
VCE = 1 V
(1) Tamb = 150 °C
(2) Tamb = 25 °C
(3) Tamb = -55 °C
Fig. 8.
(1)
(2)
200
0
10- 1
006aaa135
10
1
102
10
I C (mA)
103
IC/IB = 10
(1) Tamb = -55 °C
(2) Tamb = 25 °C
(3) Tamb = 150 °C
BC817-25: DC current gain as a function of
collector current; typical values
006aaa138
1
Fig. 9.
BC817-25: Base-emitter saturation voltage as a
function of collector current; typical values
006aaa141
1.2
VCEsat
(V)
(6)
IC
(A)
10- 1
(5)
(4)
(3)
(2)
(1)
0.8
(7)
(8)
(1)
(9)
(2)
10- 2
0.4
(3)
(10)
10- 3
10- 1
1
10
102
I C (mA)
103
0
IC/IB = 10
(1) Tamb = 150 °C
(2) Tamb = 25 °C
(3) Tamb = -55 °C
0
1
2
3
4
VCE (V)
5
Tamb = 25 °C
(1) IB = 13.0 mA
(2) IB = 11.7 mA
(3) IB = 10.4 mA
(4) IB = 9.1 mA
(5) IB = 7.8 mA
(6) IB = 6.5 mA
(7) IB = 5.2 mA
(8) IB = 3.9 mA
(9) IB = 2.6 mA
(10) IB = 1.3 mA
Fig. 10. BC817-25: Collector-emitter saturation voltage
as a function of collector current; typical values
Fig. 11. BC817-25: Collector current as a function of
collector-emitter voltage; typical values
BC817_SER
Product data sheet
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BC817 series
Nexperia
45 V, 500 mA NPN general-purpose transistors
006aaa133
800
006aaa136
10
hFE
600
(1)
VBEsat
(V)
400
(2)
1
(1)
(2)
(3)
200
0
10- 1
1
(3)
102
10
I C (mA)
103
10- 1
10- 1
VCE = 1 V
(1) Tamb = 150 °C
(2) Tamb = 25 °C
(3) Tamb = -55 °C
1
102
10
I C (mA)
103
IC/IB = 10
(1) Tamb = -55 °C
(2) Tamb = 25 °C
(3) Tamb = 150 °C
Fig. 12. BC817-40: DC current gain as a function of
collector current; typical values
006aaa139
1
Fig. 13. BC817-40: Base-emitter saturation voltage as a
function of collector current; typical values
006aaa142
1.2
VCEsat
(V)
(6)
IC
(A)
10- 1
(5)
(4)
(3)
(2)
0.8
(1)
(7)
(8)
(9)
(1)
(2)
10- 2
10- 3
10- 1
0.4
(3)
1
10
102
I C (mA)
103
0
IC/IB = 10
(1) Tamb = 150 °C
(2) Tamb = 25 °C
(3) Tamb = -55 °C
(10)
0
1
2
3
4
VCE (V)
5
Tamb = 25 °C
(1) IB = 12.0 mA
(2) IB = 10.8 mA
(3) IB = 9.6 mA
(4) IB = 8.4 mA
(5) IB = 7.2 mA
(6) IB = 6.0 mA
(7) IB = 4.8 mA
(8) IB = 3.6 mA
(9) IB = 2.4 mA
(10) IB = 1.2 mA
Fig. 14. BC817-40: Collector-emitter saturation voltage
as a function of collector current; typical values
Fig. 15. BC817-40: Collector current as a function of
collector-emitter voltage; typical values
BC817_SER
Product data sheet
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8 / 13
BC817 series
Nexperia
45 V, 500 mA NPN general-purpose transistors
11. Package outline
3.0
2.8
1.1
0.9
3
0.45
0.15
2.5 1.4
2.1 1.2
1
2
1.9
0.48
0.38
Dimensions in mm
0.15
0.09
18-03-12
Fig. 16. Package outline SOT23 (TO-236AB)
BC817_SER
Product data sheet
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Rev. 8 — 1 July 2022
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9 / 13
BC817 series
Nexperia
45 V, 500 mA NPN general-purpose transistors
12. Soldering
3.3
2.9
1.9
solder lands
3
solder resist
2
1.7
solder paste
occupied area
0.6
(3×)
0.7
(3×)
Dimensions in mm
0.5
(3×)
0.6
(3×)
1
sot23_fr
Fig. 17. Reflow soldering footprint for SOT23 (TO-236AB)
2.2
1.2
(2×)
1.4
(2×)
solder lands
4.6
solder resist
2.6
occupied area
Dimensions in mm
1.4
preferred transport direction during soldering
2.8
4.5
sot23_fw
Fig. 18. Wave soldering footprint for SOT23 (TO-236AB)
BC817_SER
Product data sheet
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10 / 13
BC817 series
Nexperia
45 V, 500 mA NPN general-purpose transistors
13. Revision history
Table 9. Revision history
Data sheet ID
Release date
Data sheet status
Change notice
Supersedes
BC817_SER v.8
20220701
Product data sheet
-
BC817_SER v.7
Modifications:
•
BC817_SER v.7
20180615
Product data sheet
-
BC817_BC817W_BC327 v.6
BC817_BC817W_BC337 v.6 20091117
Product data sheet
-
BC817_BC817W_BC337 v.5
BC817_BC817W_BC337 v.5 20050221
Product data sheet
CPCN200302007F
CPCN200405006F
BC817 v.4
BC817W v.4
BC337 v.3
BC817 v.4
20040116
Product Specification -
BC817 v.3
BC817W_SER v.4
19990518
Product Specification -
BC817W_SER v.3
BC337 v.3
19990415
Product Specification -
BC337_338_CNV v.2
BC817_SER
Product data sheet
Product(s) changed to non-automotive qualification. Please refer to nexperia.com for
automotive (-Q) product alternative(s).
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Rev. 8 — 1 July 2022
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11 / 13
BC817 series
Nexperia
45 V, 500 mA NPN general-purpose transistors
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.
Definitions
Draft — The document is a draft version only. The content is still under
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.
Short data sheet — A short data sheet is an extract from a full data sheet
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
full data sheet shall prevail.
Product specification — The information and data provided in a Product
data sheet shall define the specification of the product as agreed between
Nexperia and its customer, unless Nexperia and customer have explicitly
agreed otherwise in writing. In no event however, shall an agreement be
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beyond those described in the Product data sheet.
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Limited warranty and liability — Information in this document is believed
to be accurate and reliable. However, Nexperia does not give any
representations or warranties, expressed or implied, as to the accuracy
or completeness of such information and shall have no liability for the
consequences of use of such information. Nexperia takes no responsibility
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specifications and product descriptions, at any time and without notice. This
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of an Nexperia product can reasonably be expected to result in personal
BC817_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
and products using Nexperia products, and Nexperia accepts no liability for
any assistance with applications or customer product design. It is customer’s
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Customers should provide appropriate design and operating safeguards to
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Nexperia does not accept any liability related to any default, damage, costs
or problem which is based on any weakness or default in the customer’s
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customer’s applications and products using Nexperia products in order to
avoid a default of the applications and the products or of the application or
use by customer’s third party customer(s). Nexperia does not accept any
liability in this respect.
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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sold subject to the general terms and conditions of commercial sale, as
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In the event that customer uses the product for design-in and use in
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customer (a) shall use the product without Nexperia’s warranty of the
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between the translated and English versions.
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Notice: All referenced brands, product names, service names and
trademarks are the property of their respective owners.
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12 / 13
BC817 series
Nexperia
45 V, 500 mA NPN general-purpose transistors
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............................................... 4
10. Characteristics............................................................ 5
11. Package outline.......................................................... 9
12. Soldering................................................................... 10
13. Revision history........................................................11
14. Legal information......................................................12
©
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: 1 July 2022
BC817_SER
Product data sheet
All information provided in this document is subject to legal disclaimers.
Rev. 8 — 1 July 2022
©
Nexperia B.V. 2022. All rights reserved
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