Analog Devices

AD629ARZ-R7

Instrumentation, Op Amps, Buffer Amps

Manufacturer
MPN
AD629ARZ-R7
Package / Case
SOIC-8
Key Attributes
High Common-Mode Voltage, Difference Amplifier

Technical Specifications

TypeDescription
Iq A0.001 A
Settling time15us
output typeSingle-Ended
Ib - Input Bias Current-
Maximum Power Supply Range (Vdd-Vss)36V
Power Supply Rejection Ratio (PSRR)90dB
Noise density(eN)550nV/sqrtHz
Output Current0.025 A
Channels1.0
Voffset V200 V
TypeDescription
Slew Rate Vus1.7
Operating Temp-40°C ~ +85°C
Common Mode Rejection Ratio77.0
Voffset Drift Uv20.0
Gain Bandwidth Product500 kHz
FeaturesDifferential to single-ended conversion;Overvoltage protection
Dual Supply-18V~18V
Rail To Rail-
Package / CaseSOIC-8

Product Introduction

The AD629 is a difference amplifier with a very high input, common- mode voltage range. It is a precision device that allows the user to accurately measure differential signals in the presence of high common- mode voltages up to ±270V.

The AD629 can replace costly isolation amplifiers in applications that do not require galvanic isolation. The device operates over a ±270V common- mode voltage range and has inputs that are protected from common- mode or differential mode transients up to ±500V.

The AD629 has low offset, low offset drift, low gain error drift, low common- mode rejection drift, and excellent CMRR over a wide frequency range.

The AD629 is available in die and packaged form featuring 8- lead PDIP and 8- lead SOIC packages. For all packages (including die) and grades, performance is guaranteed over the industrial temperature range of - 40°C to +85°C

Features

  • Improved replacement for: INA117P and INA117KU
  • ±270 V common- mode voltage range
  • Input protection to +500 V common mode, ±500 V differential mode
  • Wide power supply range (±2.5 V to ±18 V)
  • ±10 V output swing on ±12 V supply
  • 1 mA maximum power supply current
  • 3 ppm maximum gain nonlinearity (AD629B)
  • 20μV / °C maximum offset drift (AD629A)
  • 10μV / °C maximum offset drift (AD629B)
  • 10ppm / °C maximum gain drift
  • 77 dB minimum CMRR @500 Hz (AD629A)
  • 86 dB minimum CMRR @500 Hz (AD629B)
  • 500 kHz bandwidth

Applications

  • - High voltage current sensing - Battery cell voltage monitors - Power supply current monitors - Motor controls - Isolation

Datasheet

📄 Open Download

Alternative Parts

Common AD629ARZ-R7 alternatives overseas buyers search for:

Compliance & Export Codes

TypeDetails
RoHSROHS3
ECCNEAR99
CNHTS8542339000
USHTS8542330001
TARIC8542339000
TypeDetails
CAHTS8542330000
BRHTS85423390
INHTS85423300
MXHTS8542.33.99

Sourcing Information

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