2 x 50W 클래스 D 오디오 앰프 -TDA7492
(2 x 50 Watt Class D Audio Amplifier Board - TDA7492)
개요
- 본 제품은 ST사의 TDA7492칩을 장착한 최첨단 듀얼 채널 Class D 오디오 앰프입니다.
- 각각의 채널에 50W를 출력할 수 있으며, 고품질의 부품을 사용하여 신뢰성을 높인 제품입니다.
- 14V-27V로 동작하며 백그라운드 뮤직 시스템과 같은 어플리케이션에서 많이 사용됩니다.
- 과열 보호 기능이 있으며, 보드상의 방열판과 쿨링 팬이 효율적으로 열을 식혀줍니다.
특징
- Output Power
39W@6Ohm 24V DC THD+N 1%
- Power and Clip Indicator
- Temperature Control Fan (Optional)
- Full Protection
- Optimized Heatsink Design
- 4-screw Easy Installation
- Weight:272g/0.60 lbs (±10%)
- Size:4.80inchX3.60inchX1.53inch
-
Applications:
- Desktop amplifier
- Personal computers
- Microphone preamplifier
- Home DIY
- Vending machines, Lifts,Interactive kiosks
- Home theater receiver
- Car audio
-
Electrical Specification:
Specifications typical @ +25℃, Powered by 24V DC, unless otherwise noted. Specifications
subject to change without notice.
Parameter
Conditions
Min.
Typ.
Max.
Units
Power Supply
-
10
24
27
VDC
Idle Power
SD Floating, FAN ON
-
2.6
5
W
SD Floating, FAN OFF
-
1.7
3
W
Standby Power
SD Connected to GND, FAN OFF
-
0.7
1.5
W
Maximum Current
100W @ 6Ohm
-
4.63
-
A
Efficiency
50W @ 6Ohm
88
-
93
%
Minimum Load Impedance
-
-
4
-
Ω
Switching Frequency
SD Floating
-
350
-
KHz
Fan Active @ Temperature
-
-
50
-
℃
-
Audio Specification:Specifications typical @ +25℃, Powered by 24V DC, unless otherwise noted. Specificationssubject to change without notice.
Parameter
Conditions
Min.
Typ.
Max.
Units
Gain
-
20
21
22
dB
Input Sensitivity(RMS)
@6Ω, 50W, 1KHz
-
1658
-
mV
Input Impedance
-
-
22
-
KΩ
Output Power
@6Ω THD+N 1%
-
39
-
W
@6Ω THD+N 10%
-
50
-
W
Bandwidth @ ±3dB
@6Ω
20
-
20K
Hz
THD
@6Ω, 1W, 1KHz
-
0.041
-
%
@6Ω, 10W, 1KHz
-
0.051
-
%
Output Noise Level
A-weighting,Input Connected to GND
-
184.49
-
µV
SNR
39W @6Ω THD+N 1%
-
95.775
-
dB
문서
- datasheet
-
Typical Performance Graphs:Frequency response:Noise Floor:THD+N VS Frequency:Thermal Image:All parameters were tested with Rohde & Schwarz UPV audio analyzer and AP AUX0025 filter with AES17 filter enabled.Connections:
연관제품
- 연관제품 1