Description

The D8038 is a high-speed voltage feedback amplifier that belongs to the AD8038 series. It has a quiescent current of 1.0 mA/amplifier typical (1.5 mA max). The single amplifier in the SOIC-8 package also features a disable function. Despite its low power consumption and affordable price, the D8038 offers excellent overall performance. It has a high slew rate of 425 V/µs and a low input offset voltage of 3 mV max.

Specifications and features

• Low Power: 1 mA Supply Current/Amp
• High Speed: 350 MHz, –3 dB Bandwidth (G = +1)
• Slew Rate: 425 V/μs
• Low Cost
• Low Noise: 8 nV/√Hz @ 100 kHz, 600 fA/√Hz @ 100 kHz
• Low Input Bias Current: 750 nA Max
• Low Distortion: –90 dB SFDR @ 1 MHz, –65 dB SFDR @ 5 MHz
• Wide Supply Range: 3 V to 12 V
• Small Packaging: SOT23-8, SC70-5, and SOIC-8

Application Scenarios

• Battery-Powered Instrumentation
• Filters
• A/D Driver
• Level Shifting
• Buffering
• High Density PC Boards
• Photo Multiplier

Comparison

- High-speed performance with a bandwidth of 350 MHz and a slew rate of 425 V/µs

- Low power consumption with a quiescent current of 1.0 mA/amplifier typical (1.5 mA max)

- Low cost yet offers excellent overall performance

- Wide supply range of 3 V to 12 V

- Small packaging options available (SOT23-8, SC70-5, and SOIC-8)

- No significant disadvantages identified