BUF602IDBVR

Overview

The BUF602IDBVR is a high-speed closed-loop buffer manufactured by Texas Instruments. It features a unity-gain voltage feedback architecture with an internal precision reference resistor network, eliminating the need for external gain-setting components. The device operates on a single supply voltage ranging from 4.5 V to 36 V or dual supplies of ±2.25 V to ±18 V. Key electrical characteristics include a bandwidth of 170 MHz and a slew rate of 1900 V/µs. It provides an output current capability of 100 mA and maintains low distortion specifications suitable for demanding signal processing applications.

Feature Summary

• Integrated closed-loop architecture with internal precision resistors for stable unity gain
• High-speed performance with 170 MHz bandwidth and 1900 V/µs slew rate
• Robust output drive capability delivering up to 100 mA load current
• Low harmonic distortion and noise profile optimized for video and RF signals

Applications

• Video buffering and distribution systems
• RF signal conditioning and impedance matching
• Data acquisition front-end isolation
• High-speed ADC driver circuits

Procurement Notes

Verify the suffix 'DBVR' corresponds to the SOT-23-6 package and tape-and-reel quantity. Confirm the specific revision level matches design requirements. Ensure ESD handling protocols are followed during assembly. Cross-reference the datasheet version for any updates to absolute maximum ratings or thermal information before finalizing procurement orders.

Selection Notes

Select this component when high-speed buffering with minimal external component count is required. The integrated resistor network simplifies layout compared to discrete op-amp buffers. Consider the SOT-23-6 package constraints for thermal management if operating near maximum current limits. Verify that the 100 mA output current meets the load requirements without exceeding thermal dissipation limits in the chosen enclosure.

Part Context

This part belongs to the BUF602 family of high-speed closed-loop buffers. It shares functional similarities with other TI video amplifiers but distinguishes itself through the integrated precision resistor network. The DBVR variant specifically denotes the surface-mount SOT-23-6 packaging option, offering a compact footprint for space-constrained designs compared to larger SOIC packages.

Replacement Considerations

Direct substitutes include the BUF602IDR (SOIC-8 package) and BUF602IDBVT (SOT-23-5 package). These parts share identical electrical specifications but differ in physical footprint and pinout compatibility. Verify PCB layout compatibility before substitution.