深圳市勤思达科技有限公司

The LM1875 is a monolithic power amplifier offering • Up to 30 Watts Output Power

very low distortion and high quality performance for

• AVO Typically 90 dB consumer audio applications.

• Low Distortion: 0.015%, 1 kHz, 20 W

The LM1875 delivers 20 watts into a 4Ω or 8Ω load

• Wide Power Bandwidth: 70 kHz on ±25V supplies. Using an 8Ω load and ±30V

• Protection for AC and DC Short Circuits to supplies, over 30 watts of power may be delivered.

Ground The amplifier is designed to operate with a minimum

of external components. Device overload protection • Thermal Protection with Parole Circuit

consists of both internal current limit and thermal

• High Current Capability: 4A shutdown.

• Wide Supply Range 16V-60V The LM1875 design takes advantage of advanced

• Internal Output Protection Diodes circuit techniques and processing to achieve

• 94 dB Ripple Rejection extremely low distortion levels even at high output

power levels. Other outstanding features include high • Plastic Power Package TO-220

gain, fast slew rate and a wide power bandwidth,

large output voltage swing, high current capability, APPLICATIONS and a very wide supply range. The amplifier is

• High Performance Audio Systems internally compensated and stable for gains of 10 or

greater. • Bridge Amplifiers

• Stereo Phonographs

• Servo Amplifiers

• Instrument Systems