BC847B/215
Nexperia USA Inc.
The Nexperia USA Inc. BC847B/215 is a bipolar transistor. It is RoHS3 Compliant and has an MSL Level 1 rating.
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The Texas Instruments TPA2012D2RTJR is a 2.1-W/channel stereo, filter-free, Class-D audio power amplifier. It features an analog input and a Class-D architecture, making it suitable for various audio applications.
Key electrical specifications include a power supply range of 2.5 V to 5.5 V, with output power ratings such as 2.1 W/channel into 4 Ω at 5 V. The amplifier offers selectable gain options of 6, 12, 18, and 24 dB. It operates within a temperature range of -40 °C to 85 °C.
This device is available in space-saving WQFN (4 mm x 4 mm) and DSBGA (2.01 mm x 2.01 mm) packages. The TPA2012D2RTJR is designed for efficiency and requires only two external components, simplifying board design and reducing component count.
| Qty | Low | High |
|---|---|---|
| 1+ | $0.51 | $0.51 |
Estimated market price range - modelled values for guidance only, not live distributor offers.
The TPA2012D2RTJR can deliver up to 2.1 W per channel into a 4 Ω load at 5 V.
The TPA2012D2RTJR operates with a power stage supply voltage between 2.5 V and 5.5 V.
The typical Total Harmonic Distortion plus Noise (THD + N) at 1 kHz is 0.14%.
The TPA2012D2RTJR is available in WQFN and DSBGA packages.
The operating temperature range is from -40 °C to 85 °C.
The selectable gain levels are 6 dB, 12 dB, 18 dB, and 24 dB.