Condition:New
Type:Logic ICs
No.:AA-AB34181
Number of channels:6
output power:100W
chip type:TDA7498
Power supply voltage:DC 14-39V
Load impedance:6.
6 x 100Watt Class-D Audio Amplifier Board – TDA7498
Brief Introduction
Welcome to use this self-made 6 x 100W audio amplifier board which has perfect class-D architecture and integrated TDA7498 chip to achieve the 100W per channel power output.
With high efficiency, it especially is available for the outdoor venues where power supply
is always in consideration.Resistance and capacity components of high quality, including X7R ceramic capacitors and lower ESR electrolytic capacitors, are used to gain the perfect timber,
finally realize high S/N ratio, low THD+N, wide frequency response range etc.
Features:
- Size: 6 ” x 4.5 ”
- Standby and mute function
- Supply voltage: DC 14V to 39V
- Gain adjustable
- Over/under voltage protection
- Over current protection
- Over temperature protection
Applications:
- Personal computers
- Home DIY
- Home theater receiver
- Car audio
- Multi-channel distribution
- Background music systems
Specification:
Following table lists all typical data of the Amp board. For full specification,
please refer to the data sheet of ST’s TDA7498 chip.
TA = 25 °C, fIN = 1 kHz sine wave, RL= 6Ω, VCC = 36V. (Unless otherwise stated)
Parameter | Condition | Min | Typ | Max |
Supply Voltage (V) | - | 14 | 36 | 39 |
Quiescent Current (mA) | No LC filter, No load | - | 40 | 60 |
Input Sensitivity (mV) | 25.6dB | - | 1356 | - |
31.6dB | 696 |
35.1dB | 460 |
37.6dB | 341 |
Input Impedance (Kohm) | - | 48 | 60 | - |
Gain (dB) | GAIN0 = L, GAIN1 = L | 24.6 | 25.6 | 26.6 |
GAIN0 = L, GAIN1 = H | 30.6 | 31.6 | 32.6 |
GAIN0 = H, GAIN1 = L | 34.1 | 35.1 | 36.1 |
GAIN0 = H, GAIN1 = H | 36.6 | 37.6 | 38.6 |
Output Power (W rms) | THD = 10% | - | 100 | - |
Efficiency (%) | P=100W+100W | - | 90 | - |
Minimum Load (ohm) | - | - | 6 | - |
Frequency Response (dB) | ±3dB | 20 | - | 22k |
Operating Temperature () | - | 0 | 20 | 50 |
Package content:
- 6 x 100Watt 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.
