Sound Processors with Built-in 2-Band Equalizer - BD3870FS

ROHM's sound processors deliver high-fidelity audio, are easy to use, integrate a two-band equalizer, and are compatible with power supply voltages between 4.5V and 9.5V due to low current consumption operation, making them ideally suited for use in portable stereo systems.

* This product is a STANDARD grade product and not recommend for on-vehicle devices.
número de peça
Estado de Condição
Quantidade Unidade
Quantidade mínima Package
tipo de embalagem
BD3870FS-E2 Active SSOP-A24 2000 2000 Taping sim
Vcc(Min.)[V] 4.5
Vcc(Max.)[V] 9.5
Iq[mA] 8.0
I/F 2-wire
Volume Range 0to-87 / -∞ (1dB / step)
Tone Control Band BASS, Treble
Input Gain[dB] 0to18 (6dB / step)
Surround Yes
THD[%] 0.01
Output Noise[µVrms] 4.5
Output voltage(Max.)[Vrms] 2.1
Operating Temperature (Min.)[°C] -40
Operating Temperature (Max.)[°C] 85
  • ・Using extemal components,center frequencies and Q factors of the bass characteristics are
    ・Providing a mute switch onto one of the input pins allows cross-talk suppression.
    ・A surround function can be constructed without external components.
    ・Enargy-saving design resulting in low current consumption,by utillizing the BiCMOS
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Application Note

Thermal Resistance