GENERAL PURPOSE NPN
SMALL SIGNAL TRANSISTOR
Semelab Limited reserves the right to change test conditions, parameter limits and package dimensions without notice.
Information furnished by Semelab is believed to be both accurate and reliable at the time of going to press. However
Semelab assumes no responsibility for any errors or omissions discovered in its use. Semelab encourages customers to
verify that datasheets are current before placing orders.
Semelab Limited
Semelab LimitedSemelab Limited
Semelab Limited
Coventry Road, Lutterworth, Leicestershire, LE17 4JB
Telephone +44 (0) 1455 556565 Fax +44 (0) 1455 552612 Email: sales@semelab-tt.com Website: http://www.semelab-tt.com
Document Number
9695
Issue
1
Page 1 of
4
BC107/A/B/C
BC108/A/B/C
BC109/A/B/C
• Hermetic TO-18 Metal package.
• Designed For Low Noise General Purpose Amplifiers,
Driver Stages and Signal Processing Applications
• Screening Options Available
ABSOLUTE MAXIMUM RATINGS
(TA = 25°C unless otherwise stated)
BC107 BC108 BC109
VCEO Collector – Emitter Voltage 45V 25V 25V
VCBO Collector – Base Voltage 50V 30V 30V
VEBO Emitter – Base Voltage 6V 5V 5V
IC Continuous Collector Current 100mA
PD Total Power Dissipation at TA = 25°C 300mW
Derate Above 25°C 2mW/°C
TJ Junction Temperature Range -55 to +175°C
Tstg Storage Temperature Range -55 to +175°C
THERMAL PROPERTIES
Symbols Parameters Max. Units
RθJA
Thermal Resistance, Junction To Ambient 500 °C/W
GENERAL PURPOSE NPN
SMALL SIGNAL TRANSISTOR
BC107
Semelab Limited
Semelab LimitedSemelab Limited
Semelab Limited
Coventry Road, Lutterworth, Leicestershire, LE17 4JB
Telephone +44 (0) 1455 556565 Fax +44 (0) 1455 552612 Email: sales@semelab-tt.com Website: http://www.semelab-tt.com
Document Number
9695
Issue
1
Page 2 of
4
ELECTRICAL CHARACTERISTICS
(TA = 25°C unless otherwise stated)
Symbols Parameters Test Conditions
BC107 BC108 BC109
Units
VCEO Collector Emitter IC = 2mA IB = 0 >45 >25 >25 V
VEBO Emitter Base IE = 10µA IC = 0 >6 >5 5
ICBO Collector-Cut-Off Current
VCB = 45V IE = 0 <15
nA
VCB = 25V IE = 0 <15 <15
VCB = 45V IE = 0
TA =125°C <4
µA
VCB = 25V IE = 0 <4 <4
hFE DC Current Gain
IC = 10µA VCE = 5V
- B Group
B GroupB Group
B Group
>40
C Group
C GroupC Group
C Group
>100
IC = 2mA VCE = 5V
-
B
BB
BC
CC
C107
107107
107
110-450
B
BB
BC
CC
C108
108108
108
110-800
B
BB
BC
CC
C109
109109
109
200-800
A Group
A GroupA Group
A Group
110-220
B Group
B GroupB Group
B Group
200-450
C Group
C GroupC Group
C Group
420-800
ELECTRICAL CHARACTERISTICS
(TA = 25°C unless otherwise stated)
Symbols Parameters Test Conditions
MIN. TYP. Max Units
VCE(sat)
(1)
Collector-Emitter Saturation
Voltage
IC = 10mA IB = 0.5mA 0.25
V
IC = 100mA IB = 5mA 0.60
VBE(sat)
(1)
Base-Emitter Saturation
Voltage
IC = 10mA IB = 0.5mA 0.83
IC = 100mA IB = 5mA 1.05
VBE(on)
(1)
Base Emitter On Voltage
IC = 2mA VCE = 5V 0.55 0.70
IC = 10mA VCE = 5V 0.77
GENERAL PURPOSE NPN
SMALL SIGNAL TRANSISTOR
BC107
Semelab Limited
Semelab LimitedSemelab Limited
Semelab Limited
Coventry Road, Lutterworth, Leicestershire, LE17 4JB
Telephone +44 (0) 1455 556565 Fax +44 (0) 1455 552612 Email: sales@semelab-tt.com Website: http://www.semelab-tt.com
Document Number
9695
Issue
1
Page 3 of
4
DYNAMIC CHARACTERISTICS
hfe Small-Signal Current Gain
IC = 2mA f = 1KHz VCE = 5V
-
B
BB
BC
CC
C107
107107
107 125 500
B
BB
BC
CC
C108
108108
108 125 900
B
BB
BC
CC
C109
109109
109 240 900
A Group
A GroupA Group
A Group 125 260
B Group
B GroupB Group
B Group 240 500
C Group
C GroupC Group
C Group 450 900
fT Transition Frequency
IC = 10mA VCE = 5V
150 MHz
f = 100MHz
Cobo Output Capacitance
VCB = 10V IE = 0
6 pF
f = 1.0MHz
NF
(2)
Noise Figure
IC = 0.2mA VCE = 5V RG = 2KΩ
dB
f = 30Hz-15.0KHz BC109
BC109BC109
BC109
4.0
f = 1KHz, ∆f = 200Hz BC109
BC109BC109
BC109 4.0
BC10
BC10BC10
BC107/108
7/1087/108
7/108 10
Notes
NotesNotes
Notes
(1) Pulse Width ≤ 300us, δ ≤ 2%
(2) By design only, not a production test.
GENERAL PURPOSE NPN
SMALL SIGNAL TRANSISTOR
BC107
Semelab Limited
Semelab LimitedSemelab Limited
Semelab Limited
Coventry Road, Lutterworth, Leicestershire, LE17 4JB
Telephone +44 (0) 1455 556565 Fax +44 (0) 1455 552612 Email: sales@semelab-tt.com Website: http://www.semelab-tt.com
Document Number
9695
Issue
1
Page 4 of
4
MECHANICAL DATA
Dimensions in mm (inches)
TO
-
18 (TO
-
206AA) METAL PACKAGE
Underside View
Pin 1 - Emitter Pin 2 - Base Pin 3 – Collector
13 2
2.54 (0.100)
Nom.
0.48 (0.019)
0.41 (0.016)
dia.
5.84 (0.230)
5.31 (0.209)
4.95 (0.195)
4.52 (0.178)
5.33 (0.210)
4.32 (0.170)
12.7 (0.500)
min.
