BC846AS
Document number: DS30833 Rev. 8 - 2
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BC846AS
65V DUAL NPN SMALL SIGNAL SURFACE MOUNT TRANSISTOR IN SOT363
Features
BVCEO > 65V
Ultra-Small Surface Mount Package
Ideally Suited for Automated Insertion
For Switching and AF Amplifier Application
Complementary PNP Type Available (BC856AS)
Totally Lead-Free & Fully RoHS Compliant (Notes 1 & 2)
Halogen and Antimony Free. “Green” Device (Note 3)
Qualified to AEC-Q101 Standards for High Reliability
An Automotive-Compliant Part is Available Under Separate
Datasheet (BC846ASQ)
Mechanical Data
Case: SOT363
Case Material: Molded Plastic, “Green” Molding Compound. UL
Flammability Classification Rating 94V-0
Moisture Sensitivity: Level 1 per J-STD-020
Terminals: Finish Matte Tin Finish. Solderable per MIL-STD-
202, Method 208
Weight: 0.006 grams (Approximate)
Ordering Information (Note 4)
Part Number
Marking
Reel Size (inches)
Tape Width (mm)
Quantity Per Reel
BC846AS-7
KNS
7
8
3,000
Notes: 1. No purposely added lead. Fully EU Directive 2002/95/EC (RoHS) & 2011/65/EU (RoHS 2) compliant.
2. See http://www.diodes.com/quality/lead_free.html for more information about Diodes Incorporated’s definitions of Halogen- and Antimony-free, "Green"
and Lead-free.
3. Halogen- and Antimony-free "Green" products are defined as those which contain <900ppm bromine, <900ppm chlorine (<1500ppm total Br + Cl) and
<1000ppm antimony compounds.
4. For packaging details, go to our website at https://www.diodes.com/design/support/packaging/diodes-packaging/.
Marking Information
Date Code Key
Year
2017
2018
2019
2020
2021
2022
2023
2024
Code
E
F
G
H
I
J
K
L
Month
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Code
1
2
3
4
5
6
7
8
9
O
N
D
Top View
Device Schematic
Top View
KNS = Product Type Marking Code
YM = Date Code Marking
Y or Y = Year (ex: E = 2017)
M or M = Month (ex: 9 = September)
SOT363
e3
KNS YM
KNS YM
BC846AS
Document number: DS30833 Rev. 8 - 2
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Maximum Ratings (@TA = +25°C, unless otherwise specified.)
Characteristic
Symbol
Value
Unit
Collector-Base Voltage
VCBO
80
V
Collector-Emitter Voltage
VCEO
65
V
Emitter-Base Voltage
VEBO
6
V
Collector Current
IC
100
mA
Peak Collector Current
ICM
200
mA
Peak Base Current
IBM
200
mA
Thermal Characteristics (@TA = +25°C, unless otherwise specified.)
Characteristic
Symbol
Value
Unit
Power Dissipation (Note 5)
PD
200
mW
Thermal Resistance, Junction to Ambient (Note 5)
RJA
625
°C/W
Operating and Storage Temperature Range
TJ, TSTG
-65 to +150
°C
ESD Ratings (Note 6)
Characteristic
Symbol
Value
Unit
JEDEC Class
Electrostatic Discharge Human Body Model
ESD HBM
4,000
V
3A
Electrostatic Discharge Machine Model
ESD MM
400
V
C
Notes: 5. For a device mounted with the collector lead on minimum recommended pad layout 1oz copper that is on a single-sided 1.6mm FR-4 PCB; device is
measured under still air conditions whilst operating in a steady-state.
6. Refer to JEDEC specification JESD22-A114 and JESD22-A115.
Thermal Characteristics and Derating Information
0
50
100
150
200
250
0 120 200
P , POWER DISSIPATION (mW)
D
T , AMBIENT TEMPERATURE ( C)
Figure 1 Power Derating Curve
A°
16040 80
BC846AS
Document number: DS30833 Rev. 8 - 2
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© Diodes Incorporated
BC846AS
Electrical Characteristics (@TA = +25°C, unless otherwise specified.)
Characteristic (Note 7)
Symbol
Min
Typ
Max
Unit
Test Condition
Collector-Base Breakdown Voltage
BVCBO
80
V
IC = 100µA, IB = 0
Collector-Emitter Breakdown Voltage
BVCEO
65
V
IC = 10mA, IB = 0
Emitter-Base Breakdown Voltage
BVEBO
6
V
IE = 100µA, IC = 0
DC Current Gain
hFE
110
220
VCE = 5V, IC = 2mA
Collector-Emitter Saturation Voltage
VCE(SAT)
90
200
250
600
mV
IC = 10mA, IB = 0.5mA
IC = 100mA, IB = 5mA
Base-Emitter Saturation Voltage
VBE(SAT)
700
900
mV
IC = 10mA, IB = 0.5mA
IC = 100mA, IB = 5mA
Base-Emitter Voltage
VBE(ON)
580
660
700
770
mV
VCE = 5V, IC = 2mA
VCE = 5V, IC = 10mA
Collector-Cutoff Current
ICBO
15
5
nA
µA
VCB = 40V
VCB = 30V, TA = +125°C
Emitter-Cutoff Current
ICES
15
nA
VCE = 80V, IC = 0
Gain Bandwidth Product
fT
100
MHz
VCE = 5V, IC = 10mA,
f = 100MHz
Collector-Base Capacitance
CCBO
2.0
pF
VCB = 10V, f = 1MHz
Note: 7. Measured under pulsed conditions. Pulse width ≤ 300µs. Duty cycle ≤ 2%.
BC846AS
Document number: DS30833 Rev. 8 - 2
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© Diodes Incorporated
BC846AS
Typical Electrical Characteristics (@TA = +25°C, unless otherwise specified.)
BC846AS
Document number: DS30833 Rev. 8 - 2
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BC846AS
Typical Electrical Characteristics (Cont. @TA = +25°C, unless otherwise specified.)
fT, GAIN-BANDWIDTH PRODUCT (MHz)
BC846AS
Document number: DS30833 Rev. 8 - 2
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BC846AS
Package Outline Dimensions
Please see http://www.diodes.com/package-outlines.html for the latest version.
SOT363
Suggested Pad Layout
Please see http://www.diodes.com/package-outlines.html for the latest version.
SOT363
e
D
L
E1
b
E
F
A2
A1
ca
SOT363
Dim
Min
Max
Typ
A1
0.00
0.10
0.05
A2
0.90
1.00
1.00
b
0.10
0.30
0.25
c
0.10
0.22
0.11
D
1.80
2.20
2.15
E
2.00
2.20
2.10
E1
1.15
1.35
1.30
e
0.650 BSC
F
0.40
0.45
0.425
L
0.25
0.40
0.30
a
0°
8°
--
All Dimensions in mm
Dimensions
Value
(in mm)
C
0.650
G
1.300
X
0.420
Y
0.600
Y1
2.500
Y1 G
Y
X
C
BC846AS
Document number: DS30833 Rev. 8 - 2
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BC846AS
IMPORTANT NOTICE
DIODES INCORPORATED MAKES NO WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, WITH REGARDS TO THIS DOCUMENT,
INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
(AND THEIR EQUIVALENTS UNDER THE LAWS OF ANY JURISDICTION).
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without further notice to this document and any product described herein. Diodes Incorporated does not assume any liability arising out of the
application or use of this document or any product described herein; neither does Diodes Incorporated convey any license under its patent or
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website, harmless against all damages.
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final and determinative format released by Diodes Incorporated.
LIFE SUPPORT
Diodes Incorporated products are specifically not authorized for use as critical components in life support devices or systems without the express
written approval of the Chief Executive Officer of Diodes Incorporated. As used herein:
A. Life support devices or systems are devices or systems which:
1. are intended to implant into the body, or
2. support or sustain life and whose failure to perform when properly used in accordance with instructions for use provided in the
labeling can be reasonably expected to result in significant injury to the user.
B. A critical component is any component in a life support device or system whose failure to perform can be reasonably expected to cause the
failure of the life support device or to affect its safety or effectiveness.
Customers represent that they have all necessary expertise in the safety and regulatory ramifications of their life support devices or systems, and
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use of Diodes Incorporated products in such safety-critical, life support devices or systems, notwithstanding any devices- or systems-related
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representatives against any damages arising out of the use of Diodes Incorporated products in such safety-critical, life support devices or systems.
Copyright © 2017, Diodes Incorporated
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