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Transistors with built-in Resistor
UNR521W
Silicon
NPN epitaxial planar type
For digital circuits Features
Costs can be reduced through downsizing of the equipment and reduction of the number of parts SMini type package allowing easy automatic insertion through tape packing
0.
3+0.
1 –0.
0 3 1.
25±0.
10 2.
1±0.
1 (0.
425)
Unit: mm
0.
15+0.
10 –0.
05
Parameter Collector-base voltage (Emitter open) Collector-emitter voltage (Base open) Collector current Total power dissipation Junction temperature Storage temperature
Symbol VCBO VCEO IC PT Tj Tstg
Rating 50 50 100 150 150 –55 to +150
Unit V V mA mW °C °C
10°
(0.
65) (0.
65) 1.
3±0.
1 2.
0±0.
2
1: Base 2: Emitter 3: Collecter
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