Memorial day is 05/25/2015 – Orders will ship out on May 26th. There will not be any deliveries or shipping on Monday. Any order placed after 11am ET on Friday May 22nd will not start to ship out until Tuesday May 26th.

partfinder

:transistors

Small signal BJT (Bipolar junction transistor)

Image Part # & Datasheet Description Distributor
2222_t.jpg PN2222 General purpose NPN - EBC
30V to 40V, 600 mA to 1 A
Complement of PN2907
DIFFERENT PINOUT THAN P2N2222!
Mouser Digikey
" P2N2222 General purpose NPN - CBE
40V 600 mA
DIFFERENT PINOUT THAN PN2222!
Mouser Digikey
" PN2907 General purpose PNP - EBC
40 V 800 mA
Complement of PN2222
Mouser Digikey
" 2N4401 General purpose NPN - EBC
40V 500 mA
Complement of 2N4403
Mouser Digikey
" 2N4403 General purpose PNP - EBC
40V 500 mA
Complement of 2N4401
Mouser Digikey
" 2N3904 General purpose NPN - EBC
40V 100 mA
Complement of 2N3906
Lower noise than many general purpose NPN
Mouser Digikey
" 2N3906 General purpose PNP - EBC
40V 100 mA
Complement of 2N3904
Lower noise than many general purpose PNP
Mouser Digikey

Power BJT (Bipolar junction transistor)

Image Part # & Datasheet Description Distributor
7805_t.jpg TIP120 Common Darlington high-power transistor Mouser Digikey
6390985245_6f3fcabff3_o.jpg ULN2003/2004 7-element common-collector Darlington array
ULN2003 has 2.7k input resistors for 5V input voltage
ULN2004 has 10.5k input resistors for 6-15V input voltage
Output clamp diodes included for driving inductive loads
Mouser Digikey
6390983783_1412d031b4_o.jpg ULN2803/2804 8-element common-collector Darlington array
ULN2803 has 2.7k input resistors for 5V input voltage
ULN2804 has 10.5k input resistors for 6-15V input voltage
Output clamp diodes included for driving inductive loads
Mouser Digikey

MOSFET

Image Part # & Datasheet Description Distributor
2222_t.jpg ZVP3306 P-Channel MOSFET
General purpose low-power
Digikey
7805_t.jpg STP16NF06 or STP16NF06: N-channel Power MOSFET
General purpose power FET
60V @ 16A with 90 mOhm Rdson
Digikey Mouser
4dip_t.jpg Vishay IRFD110PBF N-Channel 100V HEXFET Digikey Mouser