OPA2836QDGKRQ1

Instrumentation, Op Amps, Buffer Amps Overview

The OPA2836QDGKRQ1 is a dual-channel, ultra-low-power voltage-feedback operational amplifier from Texas Instruments. It features rail-to-rail output and negative rail input capabilities, designed for operation within a supply range of ±1.25V to ±2.75V. Key electrical parameters include a gain-bandwidth product of 110 MHz, a slew rate of 560 V/µs, and a typical input offset voltage of 65 µV. The device consumes approximately 950 µA per channel and delivers an output current of 50 mA. It is housed in an 8-pin VSSOP package and operates across a temperature range of -40°C to +125°C.

Instrumentation, Op Amps, Buffer Amps Feature Summary

• Automotive-grade qualification compliant with AEC-Q100 standards
• Ultra-low power consumption optimized for battery-powered applications
• Rail-to-rail output with negative rail input capability
• High-speed performance with low noise characteristics

Instrumentation, Op Amps, Buffer Amps Applications

• Automotive sensor signal conditioning
• Battery-powered high-frequency amplification
• Portable medical instrumentation
• Industrial data acquisition systems

Instrumentation, Op Amps, Buffer Amps Procurement Notes

Verify the specific suffix QDGKRQ1 corresponds to the VSSOP-8 package and automotive grade. Confirm datasheet revisions match design requirements. Ensure ESD handling protocols are followed due to moisture sensitivity classification. Validate that the intended operating temperature range aligns with the specified -40°C to +125°C limits for automotive environments.

Instrumentation, Op Amps, Buffer Amps Selection Notes

Select this component when automotive reliability is required alongside ultra-low power constraints. It offers a superior power-to-performance ratio compared to standard rail-to-rail amplifiers. Consider the 110 MHz bandwidth and 560 V/µs slew rate for high-speed signal processing needs. The negative rail input feature simplifies single-supply interface designs without level shifting.

Instrumentation, Op Amps, Buffer Amps Part Context

This part belongs to the OPA2836 family, which includes both commercial (OPA2836) and automotive (OPA2836-Q1) variants. The OPA2836 series is distinguished by its industry-leading power efficiency for rail-to-rail amplifiers. Other package options in the family include SOIC-8, MSOP-10, and WQFN-10, providing flexibility for different PCB layout constraints while maintaining identical electrical performance.

Instrumentation, Op Amps, Buffer Amps Replacement Considerations

Direct substitutes within the same family include OPA2836IDGKR (commercial grade, SOIC/VSSOP) or OPA2836IRUNT (commercial grade, WQFN). For non-automotive applications, the OPA2836IDR (SOIC-8) provides equivalent electrical specifications. Verify pinout compatibility and thermal performance when transitioning between package types.