NPN 2N2221 – 2N2221A 2N2222 – 2N2222A
SWITCHING SILICON TRANSISTORS
The 2N2221-A and 2N2222-A are NPN transistors mounted in TO-18 metal case .
They are designed for high-speed switching applications and feature useful current gain over a wide range of collector current, low leakage currents and low saturation
voltages.
Compliance to RoHS
ABSOLUTE MAXIMUM RATINGS Value Symbol Ratings
www.
DataSheet.
net/
2N2221 2N2222
30 60 5
2N2221A 2N2222A
40 75 6 800
Unit
VCEO VCBO VEBO IC PD
Collector-Emitter
Voltage Collector-Base
Voltage Emitter-Base
Voltage Collector Current Tamb = 25° Total Power Dissipation Tcase= 25°
V V V mA W
0.
5 1.
8 175 -65 to +200 °C °C
TJ TStg
Junction Temperature Sto...