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Page <1> V1.005/04/13
NPN General Purpose Amplifier
Maximum Ratings
Features:
• For general AF applications
• Complementary PNP type available BC807
• High collector current
• High current gain
• Low collector-emitter saturation voltage
Applications:
• General purpose medium power amplier
• Switching requiring collector currents up to 1.2mA
Parameter Symbol Value Unit
Collector - Base Voltage VCBO 50
V
Collector - Emitter Voltage VCEO 45
Emitter - Base Voltage Vebo 5
Collector Current Continuous IC500 mA
Collector Dissipation PC300 mW
Junction and Storage Temperature Tj, Tstg -65 to +150 °C
Collector
3
1
Base
2
Emitter
Pin Conguration:
1. Base
2. Emitter
3. Collector
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NPN General Purpose Amplifier
Electrical Characteristics (Tamb = 25°C unless otherwise noted)
Parameter Symbol Test Conditions Min. Typ. Max. Unit
Collector - Base Breakdown Voltage V(BR)CBO IC=10μA, IE=0 50
VCollector - Emitter Breakdown Voltage V(BR)CEO IC=10mA, IB=0 45
Emitter - Base Breakdown Voltage V(BR)EBO IE=10μA, IC=0 5
Collector Cut-off Current ICBO VCB=25V, IE=0 -0.1 μA
Emitter Cut-off Current IEBO VCE=4V, IE=0 -0.1
DC Current Gain BC817
BC817-16
BC817-25
BC817-40
hFE VCE=1V, IC=-100mA
100
100
160
250
600
250
400
600
DC Current Gain BC817
BC817-16
BC817-25
BC817-40
hFE VCE=1V, IC=-300mA
40
60
100
170
Collector - Emitter Saturation Voltage VCE(sat) IC=500mA, IB=50mA 0.7 V
Base - Emitter Saturation Voltage VBE(sat) IC=500mA, IB=50mA 1.2
Output Capacitance Cobo VCB=10V, f=1MHz 6 pF
Transition Frequency fT
VCE=5V, IC=50mA
f=100MHz 170 MHz
Total power dissipation Ptot = f(TS)Transition frequency fT = f(IC)
VCE = 5V
Typical Characteristics: Tamb=25°C unless otherwise specied
Ratings & Characteristic Curves
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NPN General Purpose Amplifier
Permissible pulse load
Ptotmax / PtotDC = f(tp)
Base-emitter saturation voltage
IC = f(VBEsat), hFE = 10
Collector-emitter saturation voltage
IC = f(VCEsat), hFE = 10
Collector cutoff current ICBO = f(TA)
VCBO = 25V
Typical Characteristics: Tamb=25°C unless otherwise specied
Ratings & Characteristic Curves
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NPN General Purpose Amplifier
Package Outline
Plastic surface mounted package
Dimensions : Millimetres
Dimensions : Millimetres
Dimensions Min. Max.
A 1.8 2.2
B 1.15 1.35
C1 Typical
D 0.15 0.35
E 0.25 0.4
G 1.2 1.4
H 0.02 0.1
J0.1 Typical
K 2.1 2.3
Soldering Footprint
Important Notice : This data sheet and its contents (the “Information”) belong to the members of the Premier Farnell group of companies (the “Group”) or are licensed to it. No licence is granted
for the use of it other than for information purposes in connection with the products to which it relates. No licence of any intellectual property rights is granted. The Information is subject to change
without notice and replaces all data sheets previously supplied. The Information supplied is believed to be accurate but the Group assumes no responsibility for its accuracy or completeness, any
error in or omission from it or for any use made of it. Users of this data sheet should check for themselves the Information and the suitability of the products for their purpose and not make any
assumptions based on information included or omitted. Liability for loss or damage resulting from any reliance on the Information or use of it (including liability resulting from negligence or where the
Group was aware of the possibility of such loss or damage arising) is excluded. This will not operate to limit or restrict the Group’s liability for death or personal injury resulting from its negligence.
Multicomp is the registered trademark of the Group. © Premier Farnell plc 2012.
Part Number Table
Description Part Number
Transistor, NPN, 0.5A, 45V, SOT23
BC817
BC817-16
BC817-25
BC817-40
DC current gain hFE = f(IC)
VCE = 1V