TAS2562 スピーカ IV センス搭載、デジタル入力、モノラル・クラス D オーディオ・アンプ | TIJ.co.jp

TAS2562 (供給中)

スピーカ IV センス搭載、デジタル入力、モノラル・クラス D オーディオ・アンプ

スピーカ IV センス搭載、デジタル入力、モノラル・クラス D オーディオ・アンプ - TAS2562
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概要

The TAS2562 is a digital input Class-D audio amplifier optimized for efficiently driving high peak power into small loudspeaker applications. The Class-D amplifier is capable of delivering 6.1 W of peak power into a 4 Ω load at a battery voltage of 3.6 V.

Integrated speaker voltage and current sense provides for real time monitoring of the loudspeakers. This permits pushing peak SPL while keeping speakers in the safe operation area. A battery tracking peak voltage limiter with brown out prevention optimizes amplifier headroom over the entire charge cycle preventing system shutdowns.

Up to four devices can share a common bus via I2S/TDM + I2C interfaces.

The TAS2562 device is available in a 36-ball, 0.4 mm pitch CSP for a compact PCB footprint.

特長

  • High Performance Class-D Amplifier
    • 6.1 W 1% THD+N (4 Ω at 3.6 V)
    • 5 W 1% THD+N (8 Ω at 3.6 V)
  • 15 µVrms A-Weighted Idle Channel Noise
  • 112.5dB SNR at 1% THD+N (8 Ω)
  • 100dB PSRR with 200 mVPP Ripple at 20 - 20 kHz
  • 83.5 % Efficiency at 1 W (8 Ω, VBAT = 4.2 V)
  • < 1 µA HW Shutdown VBAT Current
  • Speaker Voltage and Current Sense
  • VBAT Tracking Peak Voltage Limiter with Brown Out Prevention
  • 8 kHz to 192 kHz Sample Rates
  • Flexible User Interfaces
    • I2S/TDM: 8 Channels (32-bit / 96 kHz)
    • I2C: 4 Selectable Addresses
  • MCLK Free Operation
  • Low Pop and Click
  • Advanced Brown-Out Prevention
  • Power Supplies
    • VBAT: 2.7 V to 5.5 V
    • VDD: 1.65 V to 1.95 V
  • Spread-Spectrum Low EMI Mode
  • Thermal and Over Current Protection
  • 36-Ball, 0.4 mm Pitch, DSBGA Package

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機能一覧

他の製品と比較 スピーカ・アンプ メール Excelへダウンロード
Part number オーダー・オプション Audio input type Architecture Speaker channels (Max) Power stage supply (Min) (V) Power stage supply (Max) (V) Output power (W) Load (Min) (ohms) SNR (dB) THD + N @ 1 kHz (%) Iq (Typ) (mA) Control interface Closed/open loop Analog supply (Min) (V) Analog supply (Max) (V) Sampling rate (Max) (kHz) PSRR (dB) Operating temperature range (C) Rating
TAS2562 ご注文 Digital Input     Class-D Boosted
Smart Amp    
Mono     2.7     5.5     6     3.2     112.5     0.004     3.2     I2C     Closed     2.7     5.5       100     -40 to 85     Catalog    
TAS2552 ご注文 Analog Input
Digital Input    
Class-D Boosted
Smart Amp    
Mono     2.7     5.5     4     6     94     0.1     6.54     I2C     Closed     2.7     5.5     192     75     -40 to 85     Catalog    
TAS2560 ご注文 Digital Input     Class-D Boosted
Smart Amp    
Mono     2.7     5.5     5.6     4     111     0.004     3.2     I2C     Closed     2.9     5.5     96     110     -40 to 85     Catalog    
TAS2770 ご注文 Digital Input     Class-D
Smart Amp    
Mono     4.5     16     20     4     108     0.007     7.07     I2C     Closed     4.5     16     192     90     -40 to 85     Catalog    
TPA2015D1 ご注文 Analog Input     Class-D Boosted     Mono     2.3     5.2     2     8     95     0.07     1.7     GPIO     Closed     2.3