ADA4870是一款单位增益的高速、高电压、大电流运算放大器,在40V供电时,可以驱动1A的负载。可以应用于高性能场合。
器件手册:
http://www.analog.com/static/imported-files/data_sheets/ADA4870.pdf
特点和优势- Ideal for driving high capacitive or heavy resistive loads
- Wide supply range: 10 V to 40 V
- High output current drive: 1A
- Wide output voltage swing: 37 V swing with 40 V supply
- Large signal −3dB BW: 45 MHz (VOUT = 20 V p-p, 300 pF load)
- High slew rate: 2500 V/μs (peak)
- Low Noise: 3nV/√Hz
- Supply current: 34 mA
- Power down (800 μA)
- Short-circuit current protection
- Current limit: 1.2 A
- Thermal overload protection & flag