DIGITAL POWER AMPLIFIER BOARD MODULE 35W
LM1875 20W Audio Power Amplifier IC
- 20W Audio Power Amplifier
- AVOÂ typically 90 dB
- Low distortion: 0.015%, 1 kHz, 20 W
- Wide power bandwidth: 70 kHz
- Protection for AC and DC short circuits to ground
- Thermal protection with parole circuit
- High current capability: 4A
- Wide supply range 16V-60V
- Internal output protection diodes
- 94 dB ripple rejection
- Plastic power package TO-220
LM1876 Dual 20W Audio Power Amplifier IC
- Dual 20W Audio Power Amplifier with Mute and Standby Modes
- Spike Protection
- Minimal amount of external components necessary
- Quiet fade-in/out mute mode
- Standby-mode
- Isolated 15-lead TO-220 package
- THD+N at 1 kHz at 2 x 15W continuous average output power into 4Ω or 8Ω: 0.1% (max)
- THD+N at 1 kHz at continuous average output power of 2 x 20W into 8Ω: 0.009% (typ.)
- Standby current:Â 4.2 mA (typ.)
LM3886 68W Audio Power Amplifier IC
- High-Performance 68W Audio Power Amplifier with Mute
- 68W cont. avg. output power into 4Ω at VCC = ±28V
- 38W cont. avg. output power into 8Ω at VCC = ±28V
- 50W cont. avg. output power into 8Ω at VCC = ±35V
- 135W instantaneous peak output power capability
- Signal-to-Noise Ratio ≥ 92dB
- An input mute function
- Output protection from a short to ground or to the supplies via internal current limiting circuitry
- Output over-voltage protection against transients from inductive loads
- Wide supply range 20V - 94V
- 11-lead TO-220 package
TDA7498 High Power Digital Amplifier Board 2*100W DC 14-34V Audio Stereo Amplifier Board
- High power class d digital amplifier.
- Two-channel stereo, 2x100w power output.
- Material: Metal
- 100 W + 100 W output power at THD = 10% with RL = 6 Ω and VCC = 36 V
- Wide-range single-supply operation (14 - 39 V)
- High efficiency (η = 90%)
- Four selectable, fixed gain settings of nominally 25.6 dB, 31.6 dB, 35.1 dB and 37.6 dB
- Applicable speaker impedance: 4/6/8 ohm(8 ohm is the best).
- Differential inputs minimize common-mode noise
- Standby and mute features
- Short-circuit protection
- Thermal overload protection
- Externally synchronizable
- size: 110*70*10mm
TDA7498E Double 160W Power Amplifier Dual Channel Stereo Audio Amplifier Module Support BTL Mode
- Amplifier chip: TDA7498E
- Working voltage: DC 15-36V (Recommend 32V, 8A, if power is too small will appear distortion and so on.)
- Output power: 2 x 160W
- Number of channels: Two-channel Stereo
- Efficiency: 85%
- Applicable speaker impedance: 4/6/8ohm (8ohm is the best).
- 160-W + 160-W output power at THD = 10% with RL = 4 Ω and VCC = 36 V
- 1 x 220 W output power mono parallel BTL at THD = 10% with RL = 3 Ω and VCC = 36 V
- Wide-range single-supply operation (14 - 36 V)
- High efficiency (η = 85%)
- Parallel BTL function using the MODE pin
- Four selectable, fixed gain settings of nominally 23.8 dB, 29.8 dB, 33.3 dB and 35.8 dB
- Differential inputs minimize common-mode noise
- Standby and mute features
- Smart protection
- Thermal overload protection
- Small offset less than 20 mV
- PCB board size: 108 x 78mm
- Weight: 172g(approx.)