2N3866

2N3866A
w w w. c e n t r a l s e m i . c o m
NPN SILICON DESCRIPTION:
HIGH FREQUENCY TRANSISTOR The CENTRAL SEMICONDUCTOR 2N3866 and
2N3866A are Silicon NPN RF Transistors, mounted
in a hermetically sealed package, designed for high
frequency amplifier and oscillator applications.

MARKING: FULL PART NUMBER

TO-39 CASE

MAXIMUM RATINGS: (TA=25°C unless otherwise noted)

SYMBOL UNITS
Collector-Base Voltage VCBO 55 V
Collector-Emitter Voltage VCEO 30 V
Emitter-Base Voltage VEBO 3.5 V
Continuous Collector Current IC 0.4 A
Continuous Base Current IB 2.0 A
Power Dissipation (TC=25°C) PD 5.0 W
Operating and Storage Junction Temperature TJ, Tstg -65 to +200 °C
Thermal Resistance ΘJC 35 °C/W

ELECTRICAL CHARACTERISTICS: (TA=25°C unless otherwise noted)

SYMBOL TEST CONDITIONS MIN MAX UNITS
ICEO VCE=28V 20 μA
ICEV VCE=55V, VBE(OFF)=1.5V 0.1 mA
ICEV VCE=30V, VBE(OFF)=1.5V, TC=200°C 5.0 mA
IEBO VEB=3.5V 0.1 mA
BVCER IC=5.0mA, RBE=10Ω 55 V
BVCBO IC=500μA 55 V
BVCEO IC=5.0mA 30 V
BVEBO IE=100μA 3.5 V
VCE(SAT) IC=100mA, IB=20mA 1.0 V
hFE VCE=5.0V, IC=50mA (2N3866) 10 200
hFE VCE=5.0V, IC=50mA (2N3866A) 25 200
hFE VCE=5.0V, IC=360mA 5.0
fT VCE=15V, IC=50mA, f=200MHz (2N3866) 500 MHz
fT VCE=15V, IC=50mA, f=200MHz (2N3866A) 800 MHz
Cob VCB=28V, IE=0, f=1.0MHz 3.0 pF
GPE VCC=28V, Pout=1.0W, f=400MHz (Figure 1) 10 dB
η VCC=28V, Pout=1.0W, f=400MHz (Figure 1) 45 %

R2 (15-September 2010)
 2N3866
2N3866A

NPN SILICON
HIGH FREQUENCY TRANSISTOR

Figure 1. 400MHz Test Circuit

TO-39 CASE - MECHANICAL OUTLINE

LEAD CODE:
1) Emitter
2) Base
3) Collector

MARKING: FULL PART NUMBER

R2 (15-September 2010)
w w w. c e n t r a l s e m i . c o m
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w w w. c e n t r a l s e m i . c o m (001)
 PDN01114
9/06/19
Stock Only
http://www.centralsemi.com Stock Only

Please be advised that Central Semiconductor must immediately discontinue the product(s) listed in the attached PDN notice. We are unable
to accept any further orders for these products unless
_____ we have available inventory on hand.

You may have purchased one or more of the products listed. Please do not hesitate to contact your local Central Semiconductor sales
representative with any questions or needs you may have. Central regrets any inconvenience this may cause.

Sincerely,

Central Semiconductor Corp.

 PDN01114
9/06/19
Stock Only
http://www.centralsemi.com Stock Only

Summary:The CP616, CP617, CP618, CP223, CP229 and CP243 RF transistor die processes are discontinued and now classified and End of
Life (EOL).

Although Central Semiconductor Corp. makes every effort to continue to produce devices that have been proclaimed EOL (End of Life) by
other manufacturers, it is an accepted industry practice to discontinue certain devices when customer demand falls below a minimum level of
sustainability. Accordingly, the following product(s) have been transitioned to End of Life status as part of Central's ongoing Product
Management Process. Any replacement products are noted below. The effective date for placing last purchase orders will be six (6) months
from the date of this notice and twelve (12) months from the notice date for final shipments, and minimum order quantities may apply.
The last purchase and shipment dates may be extended if inventory is available.

Central Part Number Replacement

BFW16A N/A, Stock Only
CEN1179 N/A, Stock Only
CEN5503 N/A, Stock Only
CM4957 N/A, Stock Only
CM5160 N/A, Stock Only
CM5583 N/A, Stock Only
CM5943 N/A, Stock Only
CP223-2N3866-CT N/A, Stock Only
CP223-2N3866-WN N/A, Stock Only
CP229-2N5109-CM N/A, Stock Only
CP229-2N5109-CT N/A, Stock Only
CP229-2N5109-CT20 N/A, Stock Only
CP229-2N5109-WN N/A, Stock Only
CP243-CM5943-WN N/A, Stock Only
CP616-CM5160-CT N/A, Stock Only
CP616-CM5160-CT20 N/A, Stock Only
CP616-CM5160-WN N/A, Stock Only
CP616-2N5160-CM N/A, Stock Only
CP616-2N5160-CT N/A, Stock Only
CP616-2N5160-WN N/A, Stock Only
CP617-CEN1271-CM N/A, Stock Only
CP617-CEN1271-CT N/A, Stock Only
CP617-CEN1271-WN N/A, Stock Only
CP617-CM4957-CM N/A, Stock Only
CP617-CM4957-CT N/A, Stock Only
CP617-CM4957-CT20 N/A, Stock Only
CP617-CM4957-WN N/A, Stock Only
CP618-CM5583-CT N/A, Stock Only
CP618-CM5583-WN N/A, Stock Only
CP618-2N5583-WN N/A, Stock Only
2N3866 N/A, Stock Only
2N3866 TRAY N/A, Stock Only
2N3866A N/A, Stock Only
2N4427 N/A, Stock Only
2N5109 N/A, Stock Only
2N5109UB BK N/A, Stock Only

*** CONTINUED ***

 PDN01114
9/06/19
Stock Only
http://www.centralsemi.com Stock Only

Please be advised that Central Semiconductor must immediately discontinue the product(s) listed in the attached PDN notice. We are unable
to accept any further orders for these products unless
_____ we have available inventory on hand.

You may have purchased one or more of the products listed. Please do not hesitate to contact your local Central Semiconductor sales
representative with any questions or needs you may have. Central regrets any inconvenience this may cause.

Sincerely,

Central Semiconductor Corp.

 PDN01114
9/06/19
Stock Only
http://www.centralsemi.com Stock Only

*** CONTINUED FROM PRIOR PAGE ***

Central Part Number Replacement

Central would be happy to assist you by providing additional information or technical data to help locate an alternate source if we
have no replacement available. Please email your requests to engineering@centralsemi.com.