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EUA2101A 데이터시트 PDF




Eutech Microelectronics에서 제조한 전자 부품 EUA2101A은 전자 산업 및 응용 분야에서
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부품번호 EUA2101A 기능
기능 10-W Stereo Class-D Audio Power Amplifier
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EUA2101A 데이터시트, 핀배열, 회로
EUA2101A
10-W Stereo Class-D
Audio Power Amplifier
DESCRIPTION
The EUA2101A is a high efficiency, 2 channel bridged-tied
load (BTL), class-D audio power amplifier. Operating from
a 12V power supply, EUA2101A is capable of delivering
10W/ channel of continuous output power to a 8load
with 10% THD+N. The EUA2101A features a differential
input architecture offering improved noise immunity over a
single-ended (SE) input amplifier. Amplifier gain is
internally configured and can be selected to 20, 26, 32 or
36dB utilizing the Go and G1 gain select pins.
The EUA2101A also features short-circuit and thermal
protection preventing the device from being damaged
during a fault condition. The EUA2101A is available in
thermally efficient 48-pin TQFP package.
FEATURES
Wide Supply Voltage: 8V to 15V
Unique Modulation Scheme Reduces EMI Emission
10-W/ch into an 8-Load From a 12-V Supply
15-W/ch into an 4-Load From a 12-V Supply
90% Efficient Class-D Operation Eliminates
Need for Heat Sinks
Four Selectable, Gain Settings
Differential Inputs
Thermal and Short-Circuit Protection
Clock Output for Synchronization With Multiple
Class-D Devices
7mm × 7mm, 48-pin TQFP Package
RoHS compliant and 100% lead(Pb)-free
APPLICATIONS
Televisions
Typical Application Circuit
DS2101A Ver 1.1 July 2009
Figure1.
1




EUA2101A pdf, 반도체, 판매, 대치품
EUA2101ATel: 0755-8398 3377 / 135 9011 2223 http://www.gofotech.com
Absolute Maximum Ratings
Supply Voltage, AVCC,PVCC ------------------------------------------------------------------------- -0.3 V to 18V
Input Voltage, SHUTDOWN ,MUTE--------------------------------------------------------- -0.3 V to VCC +0.3V
Input Voltage,GAIN0,GAIN1,RINN,RINP,LINN,LINP, MSTR/SLV ,SYNC------- -0.3 V to VREG +0.5V
Continuous Total Power Dissipation-------------------------------------------------- See Dissipation Rating Table
Free-air Temperature Range, TA --------------------------------------------------------------------- -40°C to +85°C
Junction Temperature Range, TJ -------------------------------------------------------------------- -40°C to +150°C
Storage Temperature Rang, Tstg ------------------------------------------------------------------- -65°C to +150°C
Lead temperature 1,6 mm (1/16 inch) from case for 10 seconds ----------------------------------------- 260°C
Load Resistance, RLOAD ---------------------------------------------------------------------------------- 3.2Minimum
ESD Susceptibility (HBM) ------------------------------------------------------------------------------------- >2kV
Recommended Operating Conditions
Supply voltage, VCC
PVCC,AVCC
High-level input voltage, VIH
SHUTDOWN ,MUTE,GAIN0,GAIN1,
MSTR/ SLV ,SYNC
Low-level input voltage, VIL
SHUTDOWN ,MUTE,GAIN0,GAIN1,
MSTR/ SLV ,SYNC
SHUTDOWN ,VI=VCC,VCC=12V
High-level input current, IIH
Low-level input current, IIL
High-level output voltage, VOH
MUTE,VI=VCC, VCC=12V
GAIN0,GAIN1, MSTR/ SLV ,SYNC,VI=VREG,
VCC=12V
SHUTDOWN ,VI=0V,VCC=12V
SYNC,MUTE,GAIN0,GAIN1,MSTR/ SLV
,VI=0V, VCC=12V
FAULT, IOH=1mA
Low-level output voltage, VOL FAULT, IOL= -1mA
Oscillator frequency, fOSC
ROSC Resistor=100 k
Operating free-air temperature, TA
Min Max Unit
8 15 V
2V
0.8 V
125
75 µA
2
2
µA
1
VREG-0.6
AGND+0.4
200 300
-40 85
V
V
kHz
°C
DC Characteristics TA = +25°C ,VCC=12V, RL=8(Unless otherwise noted)
Symbol
Parameter
Conditions
Class-D output offset voltage
VOS (measured differentially)
Bypass reference for input amplifier
VI= 0 V, Gain = 36 dB
VBYP, no load
4-V internal supply voltage
PSRR DC Power supply rejection ratio
VREG, no load, VCC= 10V to 15V
VCC = 12 V to 15 V, inputs ac
coupled to AGND, Gain = 32 dB
EUA2101A
Min Typ Max.
Unit
5 50 mV
1.30 1.40 1.50
3.70 4 4.30
V
V
-60 dB
DS2101A Ver 1.1 July 2009
4

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EUA2101A 전자부품, 판매, 대치품
Typical Characteristics
EUA2101ATel: 0755-8398 3377 / 135 9011 2223 http://www.gofotech.com
Figure3.
Figure4.
Figure5.
Figure6.
Figure7.
DS2101A Ver 1.1 July 2009
7
Figure8.

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