2N3904 NPN Transistor
TR3904
0.15
USD
Qty
Price
1
$0.15 ea.
TR3904 NPN small signal transistor, as used in most basic solarengine designs.
Description [Hide]
The TR3904 NPN small signal transistor is used in most solarengine designs.
Can't find them or trust the ones you pick up from a local supplier? These are pulled from the stock we build our own kits from.
The PNP complement to this transistor is our TR3906.
Documentation [Hide]
- [Data Sheet]: Datasheet
You Might Also Like [Hide]
TR3906
2N3906 PNP Transistor
TR3906 PNP small signal transistor, as used in most basic solarengine designs.
$0.15 USD
1381
Voltage Trigger
The Panasonic 1381x voltage trigger detects preset voltage levels depending on the flavor you select. These are the heart of many solar engine circuits.
$1.75 USD
TR2222
PN2222 NPN Transistor
This NPN transistor is similar to the TR3904, but can deliver higher maximum current at better efficiency ratings.
$0.15 USD
$0.20 USD
33210
Phidget RFID - Credit Card Tag
The Phidget RFID - Credit Card Tag is a 125 kHz Credit Card Sized RFID Tag.
$1.90 USD
RWN
9mm Rubber Nub Wheel
9mm diameter rubber nub semi-hemispherical wheels designed to be press fit onto 1-2.5mm shafts.
$0.65 USD
60885
eSun 1.75mm PVA filament - Water Soluble - Natural - 0.5kg
eSun's 1.75mm 0.5kg spool of PVA filament is an ideal support material, dissolving in water.
$49.95 USD
33173
Acrylic Enclosure for the 1018 Interface Kit 8/8/8
The 3804 Enclosure is designed to protect the PhidgetInterfaceKit 8/8/8 while giving you access to all terminals and connectors through openings in the enclosure.
$8.50 USD