Datasheet Summary
Transistors with built-in Resistor
UN1221/1222/1223/1224
Silicon NPN epitaxial planer transistor
6.9±0.1 2.5±0.1 1.0 1.0 3.5±0.1 2.4±0.2 2.0±0.2 0.45±0.05 1.25±0.05 2 1 2.5
Unit: mm
1.5 0.4 1.5 R0.9 R0.9
For digital circuits s Features q q
0.85 s Resistance by Part Number q q q q
0.55±0.1
UN1221 UN1222 UN1223 UN1224
(R1) 2.2kΩ 4.7kΩ 10kΩ 2.2kΩ
(R2) 2.2kΩ 4.7kΩ 10kΩ 10kΩ (Ta=25˚C)
Ratings 50 50 500 600 150
- 55 to +150 Unit V V mA mW ˚C ˚C
2.5 s...