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Texas Instruments AMC1200SDUB — Logic ICs

TI AMC1200SDUB Isolation Amplifier, 100 kHz

MPNAMC1200SDUB
End of Life

Texas Instruments AMC1200SDUB isolation amplifier, single circuit, 100 kHz -3 dB bandwidth, differential output, 200 µV input offset, 5.4 mA supply, -40 to 105°C, 8-SOP surface-mount package.

$6.51Ref. price · indicative, final on quote
Packaging8-SMD, Gull Wing
StockContact for availability
MOQ1 pcs
  • 100% new & originalTraceable channels only — no refurbs, no pulls, no remarked parts.
  • Date & lot codes on quoteStated per line before you commit; label photos on request.
  • MSL-compliant ESD packingMoisture-sealed bags with indicator cards; reels photo-verified.
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Specifications

AMC1200SDUB Technical Specifications
ParameterValue
Output typeDifferential
Mounting typeSurface Mount
Amplifier typeIsolation
Voltage - input offset200 µV
Voltage - supply span5.5 V
Current - supply5.4mA
Current - output (Channel)20 mA
Operating temperature-40°C ~ 105°C
-3db bandwidth100 kHz
PackageBulk
Case8-SMD, Gull Wing
Number of circuits1

Product details

Its 100 kHz -3 dB bandwidth covers the switching frequencies of most motor drives, inverters, and power supplies — up to about 50 kHz switching, leaving margin for the fundamental. The differential output gives clean signal transmission across the isolation barrier, rejecting common-mode noise that would corrupt a single-ended path. Input offset is 200 µV, adequate for shunt-based current sensing where a 50 mV full-scale signal sees about 0.4% offset error. The 8-SOP package with gull-wing leads is a standard footprint for isolation components, easy to inspect and rework.

Sourcing and lifecycle — no obsolescence pressure

TI lists the AMC1200SDUB as Active. ROHS3 compliant.

Not AEC-Q100 qualified (no automotive-grade listing), so not formally released for automotive safety-critical paths — but fine for non-automotive industrial and commercial equipment in that temperature band.

Package and handling note

A pick-and-place feeder that expects 8 mm tape will need a tube feeder or a tray shuttle. The 8-SOP gull-wing body is standard for hand-solder rework; hot-air profile around 240°C peak, standard lead-free reflow.

Frequently asked questions

Is AMC1200SDUB obsolete?

No. TI lists the AMC1200SDUB as Active. No end-of-life notice or last-time-buy is in effect. It can be designed into new BOMs without near-term obsolescence risk.

What is the bandwidth of AMC1200SDUB?

The -3 dB bandwidth is 100 kHz. That covers switching frequencies up to roughly 50 kHz with margin for the fundamental frequency component, suitable for most motor-drive and power-supply current sensing.

What is the AMC1200SDUB equivalent or replacement?

The OPA859QDSGRQ1 is a different class — 900 MHz JFET-input op-amp, not an isolation amplifier. For a functional equivalent, look at TI's own AMC1300 series (higher isolation voltage) or the AMC1100 (same basic architecture). Verify pinout and isolation rating before substituting.