NAU8223 PDF даташит
Спецификация NAU8223 изготовлена «nuvoton» и имеет функцию, называемую «3.1W Stereo Filter-Free Class-D Audio Amplifier». |
|
Детали детали
Номер произв | NAU8223 |
Описание | 3.1W Stereo Filter-Free Class-D Audio Amplifier |
Производители | nuvoton |
логотип |
23 Pages
No Preview Available ! |
NAU8223
3.1W Stereo Filter-Free Class-D Audio Amplifier
1 Description
The NAU8223 is a stereo high efficiency filter-free Class-D audio amplifier, which is capable of driving a 4Ω load with
up to 3.1W output power. This device provides chip enable pin with extremely low standby current and fast start-up time
of 3.4ms. It has five selectable gain settings (i.e. 0dB, 6dB, 12dB, 18dB and 24dB), which can be controlled by a single
gain pin.
The NAU8223 is ideal for the portable applications of battery drive, as it has advanced features like 87dB PSRR, 91%
efficiency, ultra low quiescent current (i.e. 2.1mA at 3.7V for 2 channels) and superior EMI performance. It has the
ability to configure the inputs in either single-ended or differential mode.
NAU8223 is available in Miniature QFN-20 package and TSSOP-20 package.
Key Features
Low Quiescent Current:
• 2.1mA at 3.7V for 2 channels
• 3.2mA at 5V for 2 channels
5 Selectable Gain Settings:
• 0dB / 6dB / 12dB / 18dB / 24dB
Powerful Stereo Class-D Amplifier:
• 2ch x 3.1W (4Ω @ 5V, 10% THD+N)
• 2ch x 1.26W (4Ω @ 3.7V, 1% THD+N)
• 2ch x 1.76W (8Ω @ 5V, 10% THD+N)
• 2ch x 0.76W (8Ω @ 3.7V, 1% THD+N)
Low Output Noise: 20 µVRMS @0dB gain
87dB PSRR @217Hz
Low Current Shutdown Mode
Click-and Pop Suppression
Applications
Notebooks / Tablet PCs
Personal Media Players / Portable TVs
MP3 Players
Portable Game Players
Digital Camcorders
NAU8223 Datasheet Rev 1.3
Figure 1: NAU8223Block Diagram
Page 1 of 23
July, 2012
No Preview Available ! |
2 Pinout
2.1 NAU8223 QFN 20 (TOP VIEW)
NAU8223Datasheet Rev 1.4
Page 2 of 23
August, 2013
No Preview Available ! |
2.2 TSSOP 20 (TOP VIEW)
Part Number
Dimension
NAU8223YG
4mm x 4mm
NAU8223WG 4.4mm x 6.5mm
Package
Package Material
QFN-20
Pb-Free
TSSOP-20
Pb-Free
NAU8223Datasheet Rev 1.4
Page 3 of 23
August, 2013
Скачать PDF:
[ NAU8223.PDF Даташит ]
Номер в каталоге | Описание | Производители |
NAU8220 | 2Vrms Audio Line Driver | Nuvoton Technology |
NAU8223 | 3.1W Stereo Filter-Free Class-D Audio Amplifier | nuvoton |
NAU8224 | 3.1W Stereo Filter-Free Class-D Audio Amplifier | nuvoton |
Номер в каталоге | Описание | Производители |
TL431 | 100 мА, регулируемый прецизионный шунтирующий регулятор |
Unisonic Technologies |
IRF840 | 8 А, 500 В, N-канальный МОП-транзистор |
Vishay |
LM317 | Линейный стабилизатор напряжения, 1,5 А |
STMicroelectronics |
DataSheet26.com | 2020 | Контакты | Поиск |