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TI(德州仪器) TPA2039D1
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  • TI(德州仪器) TPA2039D1
  • TI(德州仪器) TPA2039D1
  • TI(德州仪器) TPA2039D1
  • TI(德州仪器) TPA2039D1
  • TI(德州仪器) TPA2039D1
  • TI(德州仪器) TPA2039D1
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TPA2039D1

TPA2039D1

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具有 12dB 固定增益和短路保护的 3.2W 单声道模拟输入 D 级音频放大器

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  • 封装 | 引脚 | 尺寸

The TPA2039D1 is a 3.2 W high efficiency filter-free class-D audio power amplifier (class-D amp) with 12 dB of fixed gain in a tiny 1.21 mm × 1.16 mm wafer chip scale package (WCSP). The device requires only one external component.

Features like 93% efficiency, 1.5 mA quiescent current, 0.1 µA shutdown current, 82-dB PSRR, 27 µV output noise and improved RF immunity make the TPA2039D1 class-D amplifier ideal for cellular handsets. A fast start-up time of 4 ms with no audible pop makes the TPA2039D1 ideal for PDA and smart-phone applications.

  • Powerful Mono Class-D Speaker Amplifier
    • 3.24 W (4 , 5 V, 10% THDN)
    • 2.57 W (4 , 5 V, 1% THDN)
    • 1.80 W (8 , 5 V, 10% THDN)
    • 1.46 W (8 , 5 V, 1% THDN)
  • +12 dB Fixed Gain
  • Integrated Image Reject Filter for DAC Noise Reduction
  • Low Output Noise of 27 µV
  • Low Quiescent Current of 1.5 mA
  • Differential Input Impedance of 150 k
  • Auto-Recovering Short-Circuit Protection
  • Thermal-Overload Protection
  • Filter-Free Mono Class-D Amp
  • 9-Ball 1,21 mm × 1,16 mm 0,4mm Pitch WCSP
  • APPLICATIONS
    • Wireless or Cellular Handsets and PDAs
    • Portable Navigation Devices
    • General Portable Audio Devices

Audio input typeAnalog Input
ArchitectureClass-D
Speaker channels (max)Mono
RatingCatalog
Power stage supply (max) (V)5.5
Power stage supply (min) (V)2.5
Load (min) (Ω)4
Output power (W)3.2
SNR (dB)95
THD + N at 1 kHz (%)0.05
Iq (typ) (mA)1.5
Control interfaceGPIO
Closed/open loopClosed
Analog supply (min) (V)2.5
Analog supply voltage (max) (V)5.5
PSRR (dB)86
Operating temperature range (°C)-40 to 85
DSBGA (YFF)91.96000000000000028000000000000001 mm² 1.4000000000000001 x 1.4000000000000001
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