User's Guide
- BD28412MUV Evaluation Board Information
本IC不使用散熱片,是可通過立體聲BTL進行9W+9W輸出或通過單聲道PBTL進行18W輸出的立體聲D類喇叭放大器。內建高精度振盪器,為避免與AM無線電干擾,可選擇多個開關頻率。此外,可選擇主/從模式,因此無需在意差拍雜訊,即可實現使用2個IC的2.1Ch音響系統。實現了小輸出時的低功耗,是最適於無線喇叭等搭載電池的喇叭系統的立體聲D類喇叭放大器。
Vcc(Min.)[V]
4.5
Vcc(Max.)[V]
13.0
Speaker Amp Outputs
2.0
Speaker Amp PSRR[dB]
55.0
Speaker Amp Input Type
Analog Signal
Speaker Amp Type
Class D
Speaker Amp Output Power(Max.)[W]
9
Operating Temperature (Min.)[°C]
-25
Operating Temperature (Max.)[°C]
85
BD28412MUV is a 9W+9W stereo (or 18W monaural) class D amplifier, developed for battery equipped speaker systems such as wireless speakers. This IC is incorporated with a precise oscillator to generate multiple switching frequencies that can avoid the AM radio interference.