2SD1478A Datasheet, Equivalent, Cross Reference Search
Type Designator: 2SD1478A
Material of Transistor: Si
Polarity: NPN
Maximum Collector Power Dissipation (Pc): 1 W
Maximum Collector-Base Voltage |Vcb|: 30 V
Maximum Collector Current |Ic max|: 0.5 A
Max. Operating Junction Temperature (Tj): 150 °C
Forward Current Transfer Ratio (hFE), MIN: 15000
Noise Figure, dB: -
Package: SOT23
2SD1478A Transistor Equivalent Substitute - Cross-Reference Search
2SD1478A Datasheet (PDF)
2sd1478a.pdf
SMD Type TransistorsNPN Transistors2SD1478ASOT-23Unit: mm+0.12.9 -0.1+0.10.4-0.13 Features Collector Current Capability IC=0.5A1 2 Collector Emitter Voltage VCEO=50V+0.1+0.050.95 -0.1 0.1 -0.01+0.11.9 -0.1C1.BaseB2.Emitter3.collectorE Absolute Maximum Ratings Ta = 25Parameter Symbol Rating Unit Collector - Base Voltage VCBO
2sd1478 e.pdf
Transistor2SD1478, 2SD1478ASilicon NPN epitaxial planer type darlingtonUnit: mm+0.2For low-frequency amplification2.8 0.3+0.250.65 0.15 1.5 0.05 0.65 0.15Features1Forward current transfer ratio hFE is designed high, which is ap-propriate to the driver circuit of motors and printer bammer: hFE3= 4000 to 20000. 2A shunt resistor is omitted from the driver
2sd1478.pdf
Transistor2SD1478, 2SD1478ASilicon NPN epitaxial planer type darlingtonUnit: mm+0.2For low-frequency amplification2.8 0.3+0.250.65 0.15 1.5 0.05 0.65 0.15Features1Forward current transfer ratio hFE is designed high, which is ap-propriate to the driver circuit of motors and printer bammer: hFE3= 4000 to 20000. 2A shunt resistor is omitted from the driver
2sd1478.pdf
SMD Type TransistorsNPN Transistors2SD1478SOT-23Unit: mm+0.12.9 -0.1+0.10.4-0.13 Features Collector Current Capability IC=0.5A1 2 Collector Emitter Voltage VCEO=25V+0.1+0.050.95 -0.1 0.1 -0.01+0.11.9 -0.1C1.BaseB2.Emitter3.collectorE Absolute Maximum Ratings Ta = 25Parameter Symbol Rating Unit Collector - Base Voltage VCBO 3
Datasheet: 2SA1803O , 2SA1803R , 2SA1804 , 2SA1804O , 2SA1804R , 2SA1805 , 2SA1805O , 2SA1805R , D209L , 2SA181 , 2SA1810 , 2SA1810B , 2SA1810C , 2SA1811 , 2SA1815 , 2SA1815-3 , 2SA1815-4 .
