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2 x 30 Watt Class D Audio Amplifier Board with Audio DSP - JAB3-230 (for Gaming Kiosks)[704]

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ADAU1707 Audio DSP Integrated,PBTL Configurable

Fully Compatiable with JAB1 and JAB2

Headphone Amplifier Integrated

Debug Port for Sigma Studio through original

USBi or WONDOM In-Circuit Programmer ,ICP1/ICP2

External control switch port,Low Voltage Dropout

Programming Port

  • StyleBoards
  • Number Of Channel(s)2
  • Output Power30
  • Size3.6 x 2.7 inches (91.44mm x 68.58mm)
  • ChipsetTPA31xx
  • Heat DissipationNo Heat Sink & FAN
  • Supported Parallel Bridge Tied Load ModeNO
  • inputOthers,
  • Power Voltage12V-26V
  • 3.60 x 2.70 Inches PCB Size
  • Battery Board Supported*
  • Power Management Circuit
  • DSP Integrated
  • Gain of Speaker Output Adjustable
  • High-pass Filter of Speaker Output Adjustable
  • High-pass Filter of 3.5mm Headphone Output Adjustable
  • Overall Volume Adjustable
  • Signal Level Sensor System*
  • External 3.5mm AUX IN Port
  • Power Switch Port*
  • 3.5mm Headphone Output
  • Compatible with JAB2*
Specifications typical @ +25℃,Powered by 24V DC, unless otherwise noted. Specifications subject to change without notice.
ParameterConditionsMin.Typ. Max.Units
Number of Channels--2--
Output Current Limit --7.5 A
Output under PLIMIT Voltage-6.757.908.75V
Minimum Load ImpedanceOutput filter:L=10uH, C=680nF3.28-Ω
Efficiency30W@8Ohm-91- %
Power Supply-10.51926VDC
Nominal Power Requirement--30-W
Operating Voltage-111924V
Idle PowerSignal@24V0.861.461.61W
No Signal@24V455772mW
Switching FrequencySD Floating@24V-406-kHz
Power Consumption1/4 of max output power@8Ohm, 24V-0.75-A
1/8 of max output power@8Ohm, 24V-0.46-A
 ControlStandbyHigh-level Input Voltage6.0--V
Low-level Input Voltage--0.4V
MuteHigh-level Output Voltage3.5--V
Low-level Output Voltage--0.4V
Idle Power/CurrentSignal57780mA
No Signal 0.53400mA
Standby Power/CurrentSD short to GND, only when low power module available-335mA
Battery Undervoltage Protection--10.3-V
Specifications typical @ +25℃, powered by 24V DC, unless otherwise noted. Specifications subject to change without notice.
Minimum Gain@8Ohm, 1kHz   262632dB
Input Sensitivity30W@8Ohm, 1kHz-0.4-V
SNR4W@8Ohm, THD+N 1%-85-dB
THD+N1W@8Ohm, 1kHz-0.10-%
10w@8Ohm, 1kHz-0.12-%
Input Impedance--10-
Slew Rate@8Ohm, Input Filter Bypassed--10V/ms
Output Noise LevelA-weighting, Input Connected to GND-65-uV
Crosstalk Separationf=1kHz, Gain=20dB--60-dB
DC Offset--1.515mV
Max Input Level--26-dBu






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