Condition:New
Type:Logic ICs
1 x 300Watt Class D Audio Amplifier Board Compact - (T-AMP Technology)
Manual:AA-AB31194
Overview:
Searching for powerful and hifi subwoofer driver,especially dealing with low impedance speakers.
Here comes the1 x 300Watt amplifier board,AA-AB31194.
This audio amplifier board employs Sure Electronics T-AMP technology,featuring low distortion and low noise level.
This amplifier board supports mono amplification by using PBTL topology.
By means of dedicated heatsink design with temperature controlled fan，it is capble of delivering single channelmaximum power 300W RMS @ 3ohm without extrordinary heatsink.
Besides of built-in chip protection, ESD and spike protection components used throughout input and output of theamplifier board ensure its robustness and reliablity.
Features:
300W@3Ω 40V DC THD+N 10%
225W@3Ω 40V DC THD+N 1%
Power and Clip Indicator
Support Volume Control Board
BTL Architecture
Temperature Control FAN
Full protection
Optimized Heatsink Design
4-screw Easy Installation
Weight:414g/0.92 lbs(±10%)
Size:4.80inchX3.60inchX1.50inch
Application:
Home theater receiver
Car audio
Background music systems
Musical instrument amplifiers
Prototype for recording studios, Post-production, Live sound and Hi-Fi applications
ElectricalSpecifications：
Specificationstypical@+25℃,Poweredby40VDC,unlessotherwisenoted.Specificationssubject
tochangewithoutnotice.
Parameter
|
Conditions
|
Min.
|
Typ.
|
Max.
|
Units
|
PowerSupply
|
-
|
15
|
40
|
42
|
VDC
|
IdlePower
|
SDFloating,FANON
|
-
|
5.6
|
9
|
W
|
SDFloating,FANOFF
|
-
|
4.9
|
8
|
W
|
StandbyPower
|
SDConnectedtoGND,FANOFF
|
-
|
0.8
|
2.4
|
W
|
Efficiency
|
300W@3ohm
|
85
|
-
|
95
|
%
|
MinimumLoadImpedance
|
-
|
-
|
2
|
-
|
Ω
|
SwitchingFrequency
|
SDFloating
|
-
|
700
|
-
|
KHz
|
FanActive@Temperature
|
-
|
-
|
50
|
-
|
℃
|
AudioPerformance:
Specificationstypical@+25℃,Poweredby40VDC,unlessotherwisenoted.Specificationssubject
tochangewithoutnotice.
Parameter
|
Conditions
|
Min.
|
Typ.
|
Max.
|
Units
|
Gain
|
-
|
-
|
28
|
-
|
dB
|
InputSensitivity(RMS)
|
-
|
-
|
1.4
|
1.8
|
V
|
InputImpedance
|
-
|
-
|
10
|
11
|
KΩ
|
OutputPower
|
@3ΩTHD+N1%
|
-
|
225
|
-
|
W
|
@3ΩTHD+N10%
|
-
|
300
|
-
|
W
|
Bandwidth@±3dB
|
@3Ω
|
20
|
-
|
20K
|
Hz
|
THD
|
@3Ω,1W,1KHz
|
-
|
0.013
|
0.05
|
%
|
@3Ω,100W,1KHz
|
-
|
0.081
|
0.1
|
%
|
OutputNoiseLevel
|
A-weighting,
InputConnectedtoGND
|
-
|
179
|
300
|
uV
|
SNR
|
225W@3ΩTHD+N1%
|
-
|
96
|
100
|
dB
|
TypicalPerformanceGraphs:
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.
Connection:
Package include:
1 x 300W Class D Audio Amplifier Board x 1
Q1: What Is Your Product Warranty?
A: We Guarantee Our Product Is Fit For Its Normal User Purposes And Is Free From Defects In Materials Or Workmanship.
Q2: What Is Your Company Policy On Defective Goods?
A: Our Company Keep Items Quality For A Long Time. If There Are Any Defective Goods Due To
Production Defects Or Transportation Problem, Please Contact Us. Our Customer Service Team Will Provide Immediate Response To
Complaints. We Will Try Our Best To Give You A Good Resolve Way.
Q3: What Is Your MOQ (minimum Order Quantity)?
A: Generally Our Moq Is No Limited. Please Have More Discussion With Us If Your Combination Of Models Is Complicated.
Q4:how About Getting Samples From You?
A: We Will Send You The Samples After We Receive The Payment For Samples. The Buyer Shall Afford The Shipping Cost. Please Have A
Confirm With Us Which Shipping Way Do You Want.
Q5:about The Shipment: What Type Of Shipment Will You Use?
A: We Usually Ship The Products By Express(delivery It To Your Door) Or By Air Freight To Your Nearest Airport, Shipping Days:3-7
Working Days Depend On Destination;if The Order Quantity Is Large, We May Ship By Sea Container And The Best Ship Way Is By Sea,
Shipping Days: Over 20 Working Days Depend On Destination Port.
Q6:what Packing Do You Use?
A: Neutral Package With Airbag Or Customized Package.
Q7:how Much Are The Shipping Cost?
A:shipping Cost Is Charged By The Package's Weight And Related To The Shipping Methods You Choose And Your Destination.
Q8:how To Order?
Step1.Click (Add to Cart) Buy Directly On The Product Page, Or Add To Shopping Cart And Settle Together, Pay With Paypal,
Need your information, such as full name,country, city, detail address, post code, tax number ...
Step2. We Will Delivery by EMS POST, FedEx or DHL Within
3-5 Working Days After Payment Confirmed.
Setp3. Confirm Us Receipt of Products.
