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NAU82039 PDF даташит

Спецификация NAU82039 изготовлена ​​​​«nuvoton» и имеет функцию, называемую «3.2W Mono Filter-Free Class-D Audio Amplifier».

Детали детали

Номер произв NAU82039
Описание 3.2W Mono Filter-Free Class-D Audio Amplifier
Производители nuvoton
логотип nuvoton логотип 

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NAU82039 Даташит, Описание, Даташиты
NAU82039
3.2W Mono Filter-Free Class-D Audio Amplifier
1 Description
The NAU82039 is a mono high efficiency filter-free Class-D audio amplifier with 12dB of fixed gain, which is capable
of driving a 4load with up to 3.2W output power. This device provides chip enable pin with extremely low standby
current and fast start-up time of 4ms.
The NAU82039 is ideal for the portable applications of battery drive, as it has advanced features like 90dB PSRR at
217Hz, 93% efficiency, ultra 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.
NAU82039 is available in Miniature WCSP-9 (1.21mm x 1.23mm in 0.4mm pitch) package.
Key Features
Low Quiescent Current:
1.25mA at 3.6V
1.8mA at 5V
Powerful Mono Class-D Amplifier:
3.2W (4@ 5V, 10% THD+N)
2.54W (4@ 5V, 1% THD+N)
1.80W (8@ 5V, 10% THD+N)
1.42W (8@ 5V, 1% THD+N)
1.58 W (4@ 3.6V, 10% THD+N)
1.27 W (4@ 3.6V, 1% THD+N)
0.91 W (8@ 3.6V, 10% THD+N)
0.72 W (8@ 3.6V, 1% THD+N)
Low Output Noise: 26 µVRMS (A –Weighted @3.6V)
90dB PSRR @217Hz
Low Current Shutdown Mode
Click-and Pop Suppression
1.21mm x 1.23mm WLCSP (0.4mm Pitch)
Applications
Smartphones
Tablet PCs
Personal Navigation Devices
NAU82039 Datasheet Rev 1.0
NAU82039 Block Diagram
Page 1 of 18
Aug, 2012









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NAU82039 Даташит, Описание, Даташиты
2 Pin out
A VIP VSS VOUTN
B VDD VDD VSS
C VIN
EN VOUTP
123
Part Number
NAU82039VG
Dimension
1.21mm x 1.23mm
Package
9-bump WCSP
(0.4mm pitch)
Package Material
Pb-Free
3 Pin Descriptions
Pin #
Name
A1 VIP
A2 VSS
A3 VOUTN
B1 VDD
B2 VDD
B3 VSS
C1 VIN
C2 EN
C3 VOUTP
Type
Functionality
Analog Input
Supply
Analog Output
Supply
Supply
Supply
Analog Input
Digital Input
Analog Output
Positive Differential Input
High Current Ground
Negative BTL Output
Power Supply
Power Supply
High Current Ground
Negative Differential Input
Chip Enable (High = Power Up; Low = Power Down)
Positive BTL Output
Table 1 NAU82039 Pin description
NAU82039 Datasheet Rev1.0
Page 2 of 18
Aug, 2012









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NAU82039 Даташит, Описание, Даташиты
Operating Characteristics
Conditions: EN = VDD = 5V, VSS = 0V, Av = 12dB, ZL = , Bandwidth = 20Hz to 22kHz, TA = 25 °C
Parameter
Symbol Comments/Conditions
Min Typ
Max
Power Delivered
Output Power
ZL = 4+ 33µH
THD + N = 10%
ZL = 4+ 33µH
THD + N = 1%
Pout ZL = 8+ 68µH
THD + N = 10%
ZL = 8+ 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
3.2
1.58
2.54
1.27
1.80
0.91
1.42
0.72
Units
W
Parameter
Chip Enable (EN)
Voltage Enable High
Voltage Enable Low
Input Leakage Current
Thermal and Current Protection
Thermal Shutdown Temperature
Thermal Shutdown Hysteresis
Limiting Current
Single Ended Input Resistance
Resistance (EN pin to GND)
Symbol
VEN_H
VEN_L
ILIMIT
RIN
REN
Comments/Conditions
VDD = 2.5V to 5.5V
VDD = 2.5V to 5.5V
AV = 12dB
Min
1.3
Typ
0.1
150
20
2.0
75
300
Max Units
V
0.35 V
2.0 µA
°C
°C
A
k
k
Parameter
Normal Operation
Quiescent Current Consumption
Shut Down Current
Oscillator Frequency
Efficiency
Start Up Time
Output Offset Voltage
Common Mode Rejection Ratio
Click-and-Pop Suppression
Symbol
IQUI
IOFF
fOSC
η
Tstart
VOS
CMRR
Power Supply Rejection Ratio
PSRR
Comments/Conditions
VDD = 3.6V
VDD = 5V
EN = 0
WCSP
fIN = 217Hz
1Hz Shutdown (ZL=8)
DC PSRR
AC PSRR
VRIPPLE = 0.2Vpp
@217Hz
VRIPPLE = 0.2Vpp@1kHz
VRIPPLE =
0.2Vpp@10kHz
Min
Noise Performance
VDD = 3.6V (A-weighted)
VDD = 3.6V (unweighted)
NAU82039 Datasheet Rev1.0
Page 3 of 18
Typ Max Units
1.20 mA
1.8 mA
0.1 µA
300 kHz
93 %
4 ms
±1 mV
80 dB
83 dBV
90 dB
90 dB
84 dB
63 dB
26 µVRMS
36 µVRMS
Aug, 2012










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