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OPA835 - VFB Op Amp

General Description

The OPA835 and OPA2835 devices (OPAx835) are single and dual ultra-low-power, rail-to-rail output, negative-rail input, voltage-feedback (VFB) operational amplifiers designed to operate over a power supply range of 2.5-V to 5.5-V with a single supply, or ±1.25-V to ±2.75-V with a dual supply.

Key Features

  • 1 Ultra-Low Power.
  • Supply Voltage: 2.5 V to 5.5 V.
  • Quiescent Current: 250 µA/ch (Typical).
  • Power Down Mode: 0.5 µA (Typical).
  • Bandwidth: 56 MHz (AV = 1 V/V).
  • Slew Rate: 160 V/µs.
  • Rise Time: 10 ns (2 VSTEP).
  • Settling Time (0.1%): 55 ns (2 VSTEP).
  • Overdrive Recovery Time: 200 ns.
  • SNR: 0.00015% (.
  • 116.4 dBc) at 1 kHz (1 VRMS).
  • THD: 0.00003% (.
  • 130 dBc) at 1 kHz (1 VRMS).
  • HD2/HD3.

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Full PDF Text Transcription (Reference)

The following content is an automatically extracted verbatim text from the original manufacturer datasheet and is provided for reference purposes only.

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Product Folder Sample & Buy Technical Documents Tools & Software Support & Community OPA835, OPA2835 SLOS713I – JANUARY 2011 – REVISED AUGUST 2016 OPAx835 Ultra-Low-Power, Rail-to-Rail Out, Negative Rail In, VFB Op Amp 1 Features •1 Ultra-Low Power – Supply Voltage: 2.5 V to 5.5 V – Quiescent Current: 250 µA/ch (Typical) – Power Down Mode: 0.5 µA (Typical) • Bandwidth: 56 MHz (AV = 1 V/V) • Slew Rate: 160 V/µs • Rise Time: 10 ns (2 VSTEP) • Settling Time (0.1%): 55 ns (2 VSTEP) • Overdrive Recovery Time: 200 ns • SNR: 0.00015% (–116.4 dBc) at 1 kHz (1 VRMS) • THD: 0.00003% (–130 dBc) at 1 kHz (1 VRMS) • HD2/HD3: –70 dBc/–73 dBc at 1 MHz (2 VPP) • Input Voltage Noise: 9.