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AD8051ARZ

Analog Devices · Operational Amplifier · SOIC-8

AD8051ARZ from Analog Devices, in a SOIC-8. Pinout and pin descriptions extracted from the manufacturer datasheet (extract_pins, cross-checked by a second model); symbol, footprint, and 3D from KiCad-official CAD.

Pinout

Pin Name Type Function
1 NC unconnected No connect pin, not internally connected.
2 -IN input Inverting input of the AD8051 amplifier; input voltage range is −0.2 V to +4 V at VS = 5 V.
3 +IN input Non-inverting input of the AD8051 amplifier; input voltage range is −0.2 V to +4 V at VS = 5 V.
4 -VS power_in Negative supply (ground in single-supply operation); the amplifier operates on +3 V, +5 V, or ±5 V supplies.
5 NC unconnected No connect pin, not internally connected.
6 VOUT output Amplifier output that swings to within 25 mV of either rail and drives 45 mA, 0.5 V from the supply rails.
7 +VS power_in Positive supply; the amplifier operates on +3 V, +5 V, or ±5 V supplies.
8 NC unconnected No connect pin, not internally connected.

Key specifications

Parameter Value
Manufacturer Analog Devices
Package SOIC-8
Category Amplifiers
Pins 8

Electrical characteristics

Limits as printed in the datasheet (page.json metadata.characteristics carries them as data).

Parameter Symbol Min Typ Max Unit Conditions Page
-3 dB Small Signal Bandwidth 70 110 MHz VS=5V, G=+1, VOUT=0.2 V p-p 3
Slew Rate 100 145 V/μs VS=5V, G=-1, VOUT=2 V step 3
Input Offset Voltage 1.7 10 mV VS=5V 3
Input Offset Voltage 25 mV VS=5V, TMIN-TMAX 3
Input Bias Current 1.4 2.5 μA VS=5V 3
Input Bias Current 3.25 μA VS=5V, TMIN-TMAX 3
Input Offset Current 0.1 0.75 μA VS=5V 3
Open-Loop Gain 86 98 dB VS=5V, RL=2 kΩ to 2.5 V 3
Open-Loop Gain 96 dB VS=5V, RL=2 kΩ to 2.5 V, TMIN-TMAX 3
Open-Loop Gain 76 82 dB VS=5V, RL=150 Ω to 2.5 V 3
Open-Loop Gain 78 dB VS=5V, RL=150 Ω to 2.5 V, TMIN-TMAX 3
Common-Mode Rejection Ratio CMRR 72 88 dB VS=5V, VCM=0 V to 3.5 V 3
Output Current 45 mA VS=5V, VOUT=0.5 V to 4.5 V 4
Operating Range 3 12 V Supply voltage 4
Quiescent Current/Amplifier 4.4 5 mA VS=5V 4
Power Supply Rejection Ratio PSRR 70 80 dB VS=5V, ΔVS=±1 V 4
Operating Temperature Range -40 125 °C R-8 package 4
-3 dB Small Signal Bandwidth 70 110 MHz VS=3V, G=+1, VOUT=0.2 V p-p 5
Slew Rate 90 135 V/μs VS=3V, G=-1, VOUT=2 V step 5
Input Offset Voltage 1.6 10 mV VS=3V 5
Input Offset Voltage 25 mV VS=3V, TMIN-TMAX 5
Input Bias Current 1.3 2.6 μA VS=3V 5
Input Bias Current 3.25 μA VS=3V, TMIN-TMAX 5
Input Offset Current 0.15 0.8 μA VS=3V 5
Open-Loop Gain 80 96 dB VS=3V, RL=2 kΩ 5
Open-Loop Gain 74 82 dB VS=3V, RL=150 Ω 5
Common-Mode Rejection Ratio CMRR 72 88 dB VS=3V, VCM=0 V to 1.5 V 5
Output Current 45 mA VS=3V, VOUT=0.5 V to 2.5 V 6
Quiescent Current/Amplifier 4.2 4.8 mA VS=3V 6
Power Supply Rejection Ratio PSRR 68 80 dB VS=3V, ΔVS=0.5 V 6
-3 dB Small Signal Bandwidth 70 110 MHz VS=±5V, G=+1, VOUT=0.2 V p-p 7
Slew Rate 105 170 V/μs VS=±5V, G=-1, VOUT=2 V step 7
Input Offset Voltage 1.8 11 mV VS=±5V 7
Input Offset Voltage 27 mV VS=±5V, TMIN-TMAX 7
Input Bias Current 1.4 2.6 μA VS=±5V 7
Input Bias Current 3.5 μA VS=±5V, TMIN-TMAX 7
Input Offset Current 0.1 0.75 μA VS=±5V 7
Open-Loop Gain 88 96 dB VS=±5V, RL=2 kΩ 7
Open-Loop Gain 96 dB VS=±5V, RL=2 kΩ, TMIN-TMAX 7
Open-Loop Gain 78 82 dB VS=±5V, RL=150 Ω 7
Open-Loop Gain 80 dB VS=±5V, RL=150 Ω, TMIN-TMAX 7
Common-Mode Rejection Ratio CMRR 72 88 dB VS=±5V, VCM=-5 V to +3.5 V 7
Output Current 45 mA VS=±5V, VOUT=-4.5 V to +4.5 V 7
Quiescent Current/Amplifier 4.8 5.5 mA VS=±5V 8
Power Supply Rejection Ratio PSRR 68 80 dB VS=±5V, ΔVS=±1 8
Supply Voltage 12.6 V 9
Differential Input Voltage -2.5 2.5 V ±2.5 V 9
Storage Temperature Range -65 150 °C R package 9
Operating Temperature Range (A Grade) -40 125 °C 9
Lead Temperature (Soldering 10 sec) 300 °C Soldering 10 sec 9
Thermal Resistance, Junction to Ambient θJA 125 °C/W 8-Lead SOIC, device in free air 9
Thermal Resistance, Junction to Case θJC 86 °C/W 8-Lead SOIC 9

CAD (KiCad official)

  • Symbol: AD8051ARZ
  • Footprint: Package_SO:SOIC-8_3.9x4.9mm_P1.27mm
  • 3D model: SOIC-8 (KiCad packages3D, STEP)
  • 3D model files: ad8051arz-etched.step / ad8051arz-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); ad8051arz.step / ad8051arz.glb are the bare package body.

Provenance

Data extracted from the manufacturer datasheet, not a distributor listing:

  • Datasheet: Analog Devices datasheet (24 pp, sha256 f6cd32b82c0ef48a, retrieved 2026-10-31, tier: manufacturer)
  • Extractor: parts-factory 2.0.0 / extract_pins 0.3, primary claude-sonnet-5-5 (text), consensus claude-sonnet-5-5 (agreed), guards: pin_guards 0.1: passed. Pins are checked against the footprint pad set and their cited datasheet pages before publish.
  • CAD: KiCad official libraries (CC-BY-SA 4.0).

Datasheet PDF