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NAU82011VG の電気的特性と機能

NAU82011VGのメーカーはnuvotonです、この部品の機能は「3.1W Mono Filter-Free Class-D Audio Amplifier」です。


製品の詳細 ( Datasheet PDF )

部品番号 NAU82011VG
部品説明 3.1W Mono Filter-Free Class-D Audio Amplifier
メーカ nuvoton
ロゴ nuvoton ロゴ 




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NAU82011VG Datasheet, NAU82011VG PDF,ピン配置, 機能
NAU82011VG
3.1W Mono Filter-Free Class-D Audio Amplifier
1 Description
The NAU82011VG is a mono high efficiency filter-free Class-D audio amplifier with variable gain, 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 4ms.
The NAU82011VG is ideal for battery driven portable applications, as it has advanced features 91% efficiency, low
quiescent current (i.e. 1.25mA at 3.6V) and superior EMI performance. It has the ability to configure the inputs in either
single-ended or differential mode.
NAU82011VG is available in Miniature 9 ball WL-CSP (1.17mm x 1.19mm in 0.4mm pitch).
Key Features
Low Quiescent Current:
1.25mA at 3.6V
1.8mA at 5V
Powerful Mono Class-D Amplifier:
3.1W (4Ω @ 5V, 10% THD+N)
2.38W (4Ω @ 5V, 1% THD+N)
1.70W (8Ω @ 5V, 10% THD+N)
1.38W (8Ω @ 5V, 1% THD+N)
Low Output Noise: 20 µVRMS
Low Current Shutdown Mode
Integrated Image Reject Filter
Click-and- Pop Suppression
Integrated feedback resistor of 300 kΩ
1.17mm x 1.19mm WL-CSP (0.4mm Pitch)
1.61 W (4Ω @ 3.6V, 10% THD+N)
1.30 W (4Ω @ 3.6V, 1% THD+N)
0.85 W (8Ω @ 3.6V, 10% THD+N)
0.69 W (8Ω @ 3.6V, 1% THD+N)
Applications
Smartphones
Tablet PCs
Personal Navigation Devices
VIN R1
VIP R1
Class D
Modulator
Output
Driver
NAU82011VG
Click / Pop
Suppression
EN
Current / Thermal
Protection
VSS
Figure 1: NAU82011VG Block Diagram
VDD
NAU82011VG Datasheet Rev1.1
Page 1 of 17
Jan, 2013

1 Page





NAU82011VG pdf, ピン配列
Electrical Characteristics
Conditions: EN = VDD = 5V, VSS = 0V, Av = 6dB, R1 = 150k, ZL = ∞, Bandwidth = 20Hz to 22kHz, TA = 25 oC
Parameter
Symbol Comments/Conditions
Min Typ
Max Units
Power Delivered
Output Power
ZL = 4Ω + 33µH
THD + N = 10%
ZL = 4Ω + 33µH
THD + N = 1%
Pout ZL = 8Ω + 68µH
THD + N = 10%
ZL = 8Ω + 68µH
THD + N = 1%
VDD = 5.0V
VDD = 3.6V
VDD = 5.0V
VDD = 3.6V
VDD = 5.0V
VDD = 3.6V
VDD = 5.0V
VDD = 3.6V
3.10
1.61
2.38
1.30
1.70
0.85
1.38
0.69
W
Parameter
Chip Enable (EN)
Voltage Enable High
Voltage Enable Low
Input Leakage Current
Thermal and Current Protection
Thermal Shutdown Temperature
Thermal Shutdown Hysteresis
Over Current Threshold
Gain
Symbol
VEN_H
VEN_L
IOC
AV
Resistance (EN pin to GND)
REN
Comments/Conditions Min Typ Max Units
VDD = 2.5V to 5.5V
VDD = 2.5V to 5.5V
1.3
0.35
0.1 2.0
VDD = 2.5V to 5.5V, R1
in kΩ
255/R1
150
20
2.0
300/R1
300
345/R1
V
V
µA
oC
oC
A
V/V
kΩ
NAU82011VG Datasheet Rev1.2
Page 3 of 17
Oct, 2015


3Pages


NAU82011VG 電子部品, 半導体
5 Typical Operating Characteristics
Conditions: EN = VDD = 5V, VSS = 0V, Av = 6dB (R=150kΩ) , ZL = ∞, Bandwidth = 20Hz to 22kHz, TA = 25 oC,
unless otherwise noted
THD+N vs Frequency
1
Pout 50mW
Pout 250mW
Pout 1W
0.1
THD+N vs Frequency
1
Pout 25mW
Pout 125mW
Pout 500mW
0.1
0.01 0.01
0.001
20
200
2000
20000
Frequency (Hz)
0.001
20
200
2000
20000
Freqiency (Hz)
THD+N vs Frequency
1
Pout 15mW
Pout 75mW
Pout 200mW
0.1
0.01
0.001
20
200
2000
20000
Frequency (Hz)
THD+N vs Frequency
1
Pout 100mW
Pout 500mW
Pout 2W
0.1
0.01
0.001
20
200
2000
20000
Frequency (Hz)
NAU82011VG Datasheet Rev1.2
Page 6 of 17
Oct, 2015

6 Page



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部品番号部品説明メーカ
NAU82011VG

3.1W Mono Filter-Free Class-D Audio Amplifier

nuvoton
nuvoton


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