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SMD code A6s

Marking codes are not standardised, and the same code is reused by unrelated makers for unrelated parts. Below is every part in our tables printed with it, and any printed with a code that is easy to misread as it, from the manufacturers' own marking tables and published code lists.

The last letter, s, is lower case, which on NXP and Philips parts is a date or factory code, so it was set aside and A6 was searched.

267 parts are printed A6s

Not sure which one you have?

Answer up to 4 quick questions and these 50 parts are ranked, with a meter test that settles it. It works on a dead part too.

  • SBAS16HSOD-323Switching diode, 2 pins, onsemiSwitching diodeSOD-3232 pinsonsemi
    What it is
    Switching diode
    Maker
    onsemi
    Package
    SOD-323
    Pins
    2
    Source
    Manufacturer datasheet

    Is it dead? The meter test is below: Silicon diode.

  • SBAS16LSOT-23Switching diode, 3 pins, onsemiSwitching diodeSOT-233 pinsonsemi
    What it is
    Switching diode
    Maker
    onsemi
    Package
    SOT-23
    Pins
    3
    Source
    Manufacturer datasheet

    Is it dead? The meter test is below: Silicon diode.

  • SBAS16WSOT-323Switching diode, 3 pins, onsemiSwitching diodeSOT-3233 pinsonsemi
    What it is
    Switching diode
    Maker
    onsemi
    Package
    SOT-323
    Pins
    3
    Details
    Silicon Switching Diode
    Source
    Manufacturer datasheet

    Is it dead? The meter test is below: Silicon diode.

  • SBAS16XV2SOD-523Switching diode, 2 pins, onsemiSwitching diodeSOD-5232 pinsonsemi
    What it is
    Switching diode
    Maker
    onsemi
    Package
    SOD-523
    Pins
    2
    Source
    Manufacturer datasheet

    Is it dead? The meter test is below: Silicon diode.

  • SM4006FL-CSOD-123FRectifier, 2 pins, SeCoSRectifierSOD-123F2 pinsSeCoS
    What it is
    Rectifier
    Maker
    SeCoS
    Package
    SOD-123F
    Pins
    2
    Source
    Manufacturer datasheet

    Is it dead? The meter test is below: Silicon diode.

  • SM4006FLCR-CSOD-123FRectifier, 2 pins, SeCoSRectifierSOD-123F2 pinsSeCoS
    What it is
    Rectifier
    Maker
    SeCoS
    Package
    SOD-123F
    Pins
    2
    Source
    Manufacturer datasheet

    Is it dead? The meter test is below: Silicon diode.

  • SM4006PLSOD-123FRectifier, 2 pins, YFWRectifierSOD-123F2 pinsYFW
    What it is
    Rectifier
    Maker
    YFW
    Package
    SOD-123F
    Pins
    2
    Details
    Rectifier diode
    Source
    Manufacturer datasheet

    Is it dead? The meter test is below: Silicon diode.

  • SOD4006-SHSOD-123FRectifier, 2 pins, LRCRectifierSOD-123F2 pinsLRC
    What it is
    Rectifier
    Maker
    LRC
    Package
    SOD-123F
    Pins
    2
    Details
    Rectifier, VPK 800 V, IO @ TL 1 A, TL@°C 75
    Source
    Manufacturer datasheet

    Is it dead? The meter test is below: Silicon diode.

  • TBAS16SOT-23Switching diode, 3 pins, Galaxy MicroelectronicsSwitching diodeSOT-233 pinsGalaxy Microelectronics
    What it is
    Switching diode
    Maker
    Galaxy Microelectronics
    Package
    SOT-23
    Pins
    3
    Details
    0.25A, 100V, Surface Mount Small Signal Switching Diodes
    Source
    Manufacturer datasheet

    Is it dead? The meter test is below: Silicon diode.

  • TBAS16HSOD-323Switching diode, 2 pins, Galaxy MicroelectronicsSwitching diodeSOD-3232 pinsGalaxy Microelectronics
    What it is
    Switching diode
    Maker
    Galaxy Microelectronics
    Package
    SOD-323
    Pins
    2
    Details
    0.2A, 75V, Surface Mount Small Signal Switching Diodes
    Source
    Manufacturer datasheet

    Is it dead? The meter test is below: Silicon diode.

  • TBAS16XSOD-523Switching diode, 2 pins, Galaxy MicroelectronicsSwitching diodeSOD-5232 pinsGalaxy Microelectronics
    What it is
    Switching diode
    Maker
    Galaxy Microelectronics
    Package
    SOD-523
    Pins
    2
    Details
    0.2A, 85V, Surface Mount Small Signal Switching Diodes
    Source
    Manufacturer datasheet

    Is it dead? The meter test is below: Silicon diode.

  • TBAS316SOD-323Switching diode, 2 pins, Galaxy MicroelectronicsSwitching diodeSOD-3232 pinsGalaxy Microelectronics
    What it is
    Switching diode
    Maker
    Galaxy Microelectronics
    Package
    SOD-323
    Pins
    2
    Details
    0.25A, 100V, Surface Mount Small Signal Switching Diodes
    Source
    Manufacturer datasheet

    Is it dead? The meter test is below: Silicon diode.

  • TPS3831G18DQNX2SONVoltage supervisor, 4 pins, Texas InstrumentsVoltage supervisorX2SON4 pinsTexas Instruments
    What it is
    Voltage supervisor
    Maker
    Texas Instruments
    Package
    X2SON
    Pins
    4
    Details
    150-nA, Ultralow Power, Supply Voltage Monitor
    Source
    Manufacturer datasheet

    Is it dead? The meter test is below: Integrated circuit.

  • 2 more parts have no package on record

Is it dead? One meter test per kind

Parts of the same kind are tested the same way, so each test is here once. Each part above points to its own.

Silicon diode

Diode range, part lifted or one leg off the pad. Red probe on the anode.

Working, it reads

About 0.5 to 0.8 V anode to cathode, and open the other way. Small switching diodes read about 0.6 to 0.7 V; large rectifiers can read a little lower.

Dead, it reads

  • The same reading both ways round, near 0 V with a continuous beep or the same middling value: shorted.
  • Open both ways: failed open.
  • A reading the wrong way round as well: leaky.
On the board
this is a first look only: the meter reads every path between those pins, and a short can be a neighbour. Lift one leg before you condemn it.
Compare:
If an identical part sits elsewhere on the board, measure it the same way: that is what this one should read.
Watch for:
A three-pin body can hold two diodes. With a common pin they read two junctions from that pin, just like a transistor; in series they read two drops end to end. Test each pair the datasheet names.

A dead part still carries its marking. A short or an open says it has failed, not that it is a different part.

Integrated circuit

Voltage with the board powered; ohms from each pin to ground with it off.

Working, it reads

Supply pin at its voltage and the output doing what the datasheet says. Readings between pins depend on the part.

Dead, it reads

  • A pin near 0 Ω to ground or to the supply pin where an identical part does not read that: failed short.
  • Supply present, output stuck: failed, or its load has.
On the board:
A pin shorted to ground on the board can be anything on that net. Lift the pin to be sure.
Compare:
The surest reference is the same IC on a working board, measured pin by pin.
Watch for:
Its protection diodes can read like junctions between pins, even like a transistor. That proves nothing either way.

A dead part still carries its marking. A short or an open says it has failed, not that it is a different part.

Did you find your part?

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