Skip to main content

We use cookies to understand how you use our site and improve your experience. See our Privacy Policy.

OPA836I

Ultra-Low-Power Rail-to-Rail Output Voltage-Feedback Op Amp

The OPA836I is a ultra-low-power rail-to-rail output voltage-feedback op amp from Texas Instruments. View the full OPA836I datasheet below including key specifications, electrical characteristics, absolute maximum ratings.

OPA836I shares its datasheet with OPA836, whose page lists every part number it covers.

Official OPA836I datasheet (PDF) — the source this page was extracted from.

Manufacturer

Texas Instruments

Category

Operational Amplifiers

OPA836I Key Specifications

ParameterValue
THD-130dBc at 1kHz (1VRMS)
CMRR116dB
HD2/HD3-85dBc/-105dBc at 1MHz (2VPP)
Rise Time3ns (2V step)
Slew Rate560V/μs
Quiescent Current1mA per amplifier (typical)
Power-Down Current0.5μA (typical)
Input Voltage Noise4.6nV/√Hz (f = 100kHz)
Input Voltage Range-0.2V to +3.9V (5V supply)
Input Offset Voltage±65μV typical (±400μV max)
Output Current Drive50mA
Settling Time (0.1%)22ns (2V step)
Supply Voltage Range2.5V to 5.5V
Unity-Gain Bandwidth205MHz
Overdrive Recovery Time60ns
Operating Temperature Range-40°C to +125°C

OPA836I Overview

Part: OPA836IDBVR — Texas Instruments (OPA836 / OPA2836 family)

Type: Voltage-Feedback Operational Amplifier (rail-to-rail output, negative-rail input)

Description: 2.5–5.5 V, 205 MHz unity-gain bandwidth, 560 V/μs slew rate voltage-feedback op amp with 1 mA typical quiescent current per channel and a power-down mode.

Operating Conditions:

  • Supply voltage: 2.5–5.5 V single supply (±1.25 V to ±2.75 V dual supply)
  • Operating temperature: -40 to 125 °C
  • Input voltage range: -0.2 V to +3.9 V (5-V supply)

Absolute Maximum Ratings:

  • Max supply voltage (VS- to VS+): 5.5 V
  • Input voltage: VS- − 0.7 V to VS+ + 0.7 V
  • Differential input voltage: 1 V
  • Continuous output current: 60 mA
  • Continuous input current: 0.85 mA
  • Max junction temperature: 150 °C
  • Storage temperature: -65 to 150 °C

Key Specs:

  • Unity-gain bandwidth: 205 MHz
  • Slew rate: 560 V/μs
  • Quiescent current: 1 mA typical per amplifier
  • Power-down current: 0.5 μA typical
  • Input offset voltage: 65 μV typical (±400 μV maximum)
  • Input voltage noise: 4.6 nV/√Hz at 100 kHz
  • CMRR: 116 dB
  • THD: -130 dBc at 1 kHz (1 VRMS)
  • Settling time (0.1%): 22 ns (2 V step)
  • Output current drive: 50 mA

Features:

  • Very low power with power-down mode
  • Rail-to-rail output, negative-rail input
  • Rise time 3 ns (2 V step)
  • Overdrive recovery time 60 ns
  • SNR: -117.6 dBc at 1 kHz (1 VRMS)
  • HD2/HD3: -85/-105 dBc at 1 MHz (2 VPP)
  • OPA836 RUN package option includes integrated gain-setting resistors

Applications:

  • Low-power signal conditioning
  • Audio ADC input buffers
  • Low-power SAR and ΔΣ ADC drivers
  • Portable systems
  • Low-power systems
  • High-density systems

Package:

  • OPA836: SOT-23 (6), 2.90 mm × 1.60 mm (the DBV package, as in OPA836IDBVR)
  • OPA836: WQFN (10), 2.00 mm × 2.00 mm
  • OPA2836: SOIC (8), 4.90 mm × 3.91 mm
  • OPA2836: VSSOP (10), 3.00 mm × 3.00 mm
  • OPA2836: UQFN (10), 2.00 mm × 2.00 mm
  • OPA2836: WQFN (10), 2.00 mm × 2.00 mm

OPA836I Features

  • Low Power:
  • -Supply Voltage: 2.5 V to 5.5 V
  • -Quiescent Current: 1 mA (Typical)
  • -Power Down Mode: 0.5 μA (Typical)
  • Bandwidth: 205 MHz
  • Slew Rate: 560 V/μs
  • Rise Time: 3 ns (2 VSTEP)
  • Settling Time (0.1%): 22 ns (2 V STEP )
  • Overdrive Recovery Time: 60 ns
  • SNR: 0.00013% (-117.6 dBc) at 1 kHz (1 VRMS)
  • THD: 0.00003% (-130 dBc) at 1 kHz (1 VRMS)
  • HD2/HD3: -85 dBc/-105 dBc at 1 MHz (2 VPP)
  • Input Voltage Noise: 4.6 nV/√ Hz (f = 100 kHz)
  • Input Offset Voltage: 65 μV (±400-μV Maximum)
  • CMRR: 116 dB
  • Output Current Drive: 50 mA
  • RRO: Rail-to-Rail Output
  • Input Voltage Range: -0.2 V to +3.9 V (5-V Supply)
  • Operating Temperature Range: -40°C to +125°C

OPA836I Applications

  • Low-Power Signal Conditioning
  • Audio ADC Input Buffers
  • Low-Power SAR and ΔΣ ADC Drivers
  • Portable Systems
  • Low-Power Systems
  • High-Density Systems

OPA836I Pin Configuration

Figure 6-1. OPA2836 RUN, RMC Packages 10-Pin WQFN, UQFN Top View

Figure 6-2. OPA836 RUN Package 10-Pin WQFN Top View

Figure 6-3. OPA2836 D Package 8-Pin SOIC Top View

Figure 6-4. OPA836 DBV Package 6-Pin SOT-23 Top View

Figure 6-5. OPA2836 DGS Package 10-Pin VSSOP Top View

OPA836I Electrical Characteristics

at V S+ = +2.7 V, V S- = 0 V, V OUT = 1 VPP, RF = 0 Ω, RL = 2 kΩ, G = 1 V/V, input and output referenced to mid-supply, V IN_CM = mid-supply - 0.5 V. T A = 25°C, unless otherwise noted.

PARAMETERTEST CONDITIONSMINTYPMAXUNITTEST LEVEL (1)
AC PERFORMANCE
Small-signal bandwidthV OUT = 100 mV PP , G = 1200MHz
Small-signal bandwidthV OUT = 100 mV PP , G = 2100MHzC
Small-signal bandwidthV OUT = 100 mV PP , G = 526MHz
Small-signal bandwidthV OUT = 100 mV PP , G = 1011MHz
Gain-bandwidth productV OUT = 100 mV PP , G = 10110MHzC
Large-signal bandwidthV OUT = 1 V PP , G = 260MHzC
Bandwidth for 0.1-dB flatnessV OUT = 1 V PP , G = 225MHzC
Slew rate, riseV OUT = 1 V STEP , G = 2260V/μsC
Slew rate, fallV OUT = 1 V STEP , G = 2240V/μsC
Rise timeV OUT = 1 V STEP , G = 24nsC
Fall timeV OUT = 1 V STEP , G = 24.5nsC
Settling time to 1%, riseV OUT = 1 V STEP , G = 215nsC
Settling time to 1%, fallV OUT = 1 V STEP , G = 215nsC
Settling time to 0.1%, riseV OUT = 1 V STEP , G = 230nsC
Settling time to 0.1%, fallV OUT = 1 V STEP , G = 225nsC
Settling time to 0.01%, riseV OUT = 1 V STEP , G = 250nsC
Settling time to 0.01%, fallV OUT = 1 V STEP , G = 245nsC
Overshoot/UndershootV OUT = 1 V STEP , G = 2
f = 10 kHz, V IN_CM = mid-supply - 0.5 V		5%/3%
-133		C
C
Second-order harmonic distortionf = 100 kHz, V IN_CM = mid-supply - 0.5 V-120dBcC
Second-order harmonic distortionf = 1 MHz, V IN_CM = mid-supply - 0.5 V
f = 10 kHz, V IN_CM = mid-supply - 0.5 V		-84
-137		C
C
Third-order harmonic distortionf = 100 kHz, V IN_CM = mid-supply - 0.5 V-130dBcC
Third-order harmonic distortionf = 1 MHz, V IN_CM = mid-supply - 0.5 V-105dBcC
Second-order intermodulation distortionf = 1 MHz, 200-kHz Tone Spacing, V OUT Envelope = 1 V PP V IN_CM = mid-supply - 0.5 V-90dBcC
Third-order intermodulation distortionf = 1 MHz, 200-kHz Tone Spacing, V OUT Envelope = 1 V PP V IN_CM = mid-supply - 0.5 V-90dBcC
Input voltage noisef = 100 KHz4.6nV/√ HzC
Voltage noise 1/f corner frequency215HzC
Input current noisef = 1 MHz0.75pA/√ HzC

OPA836I Absolute Maximum Ratings

over operating free-air temperature range (unless otherwise noted) (1)

MINMAXUNIT
V S- to V S+Supply voltage5.5V
V IInput voltageV S- - 0.7V S+ + 0.7V
V IDDifferential input voltage1V
I IContinuous input current0.85mA
I OContinuous output current60mA
Continuous power dissipationSee Section 7.4 and Section 7.5See Section 7.4 and Section 7.5
T JMaximum junction temperature150°C
T AOperating free-air temperature-40125°C
T stgStorage temperature-65150°C

OPA836I Recommended Operating Conditions

over operating free-air temperature range (unless otherwise noted)

MINNOMMAXUNIT
V S+Single supply voltage2.555.5V
T AAmbient temperature-4025125°C

OPA836I Thermal Information

THERMAL METRIC(1)OPA836 - DBV (SOT23-6) - 6 PINSOPA836 - RUN (WQFN-10) - 10 PINSUNIT
R θJAJunction-to-ambient thermal resistance194145.8°C/W
R θJC(top)Junction-to-case (top) thermal resistance129.275.1°C/W
R θJBJunction-to-board thermal resistance39.438.9°C/W
ψ JTJunction-to-top characterization parameter25.613.5°C/W
ψ JBJunction-to-board characterization parameter38.9104.5°C/W

Variants on the same datasheet

These parts have exact links to the same datasheet. They are candidates to compare, not verified drop-in replacements; check package, pinout and electrical limits.

Part NumberManufacturerPackage
OPA836Texas Instruments—
OPA836DBVTexas InstrumentsSOT-23
OPA836IDBVRTexas InstrumentsSOT-23-6
OPA836IDBVTTexas InstrumentsSOT-23-6
OPA836IRUNTexas InstrumentsWQFN-10 2.0x2.0mm
OPA836IRUNRTexas InstrumentsWQFN-10 2.0x2.0mm
OPA836IRUNTTexas InstrumentsWQFN-10 2.0x2.0mm

Other Operational Amplifiers

  • LM358 – onsemi, Dual Operational Amplifier
  • NE5532 – Texas Instruments, Dual Operational Amplifier
  • AD623A – Analog Devices, Rail-to-Rail Instrumentation Amplifier
  • AD623ARMZ-REEL7 – Analog Devices, Rail-to-Rail Instrumentation Amplifier
  • AD623ARZ – Analog Devices, Rail-to-Rail Instrumentation Amplifier
  • AD623ARZ-RL – Analog Devices, Rail-to-Rail Instrumentation Amplifier
  • AD623B – Analog Devices, Rail-to-Rail Instrumentation Amplifier
  • AD623BNZ – Analog Devices, Rail-to-Rail Instrumentation Amplifier

All Operational Amplifiers datasheetsAll Texas Instruments datasheets (2,418)

Data on this page is extracted from publicly available manufacturer datasheets using automated tools including AI. It may contain errors or omissions. Always verify specifications against the official manufacturer datasheet before making design or purchasing decisions. See our Terms of Service. Rights holders can submit a takedown request.

Ask your AI agent about the OPA836I

Connect SheetsData to Claude, Cursor, Codex or any MCP client and your agent reads this datasheet for you: pinout, limits, register maps and design checks, with the numbers taken from the PDF.

claude mcp add --transport http sheetsdata https://mcp.sheetsdata.com/mcp

Then ask: "Can the OPA836I run from my 12 V rail? Check it against the datasheet limits."

Create a free account $2 of usage every month, no card needed.