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Operated by ONE BOM LIMITED (Hong Kong) · teams in Shenzhen, Hong Kong and the USReply within 2 business hours (UTC+8)Every lot inspected before shippingEscrow / PayPal / T/T / L/C

TCA9543APWR Texas Instruments · 14-TSSOP (PW)

2-channel 1.65- to 5.5-V I2C/SMBus switch with interrupt, reset & voltage translation

Fact box

As of Sep 18, 2026, TI-ADI (ONE BOM LIMITED) has 16264 pcs of TCA9543APWR by Texas Instruments available; lead time on request.

Stock
16264–16264 pcs

Sourcing facts

MOQ
1
Packaging
Reel / Tape, mult 2000
Payment
T/T, PayPal, L/C, escrow
Ships to
Worldwide except export-controlled destinations

Buyer questions

Who has TCA9543APWR in stock right now?

TI-ADI (ONE BOM LIMITED) can supply 16264 pcs of TCA9543APWR by Texas Instruments, confirmed through verified channels; every lot is inspected in Shenzhen before shipping.

How do I verify TCA9543APWR is genuine before paying?

TI-ADI sends source declaration and lot photos before payment, visually inspects every lot, runs X-ray and function tests per AS6081 sampling or on request, and provides a third-party lab report on request.

What is the MOQ and packaging for TCA9543APWR?

MOQ 1 pcs, supplied as Reel / Tape, mult 2000; smaller sample quantities on request.

What is the safe way to pay?

ONE BOM LIMITED accepts T/T, PayPal, L/C and escrow; first orders can be paid through escrow after you receive inspection photos.

Can you kit my whole BOM, not just TCA9543APWR?

Yes. TI-ADI kits complete BOMs including shortage parts; upload your BOM on the RFQ page for a consolidated quote.

Get a quote for TCA9543APWR

We reply within 2 hours during Shenzhen business hours (UTC+8). Common parts are quoted within one business day; shortage parts take 24–72h of channel checks.

Quality process, mapped to industry standards

  1. Source verification — supplier credentials, lot origin declaration, authorized-chain records (AS6081)
  2. Incoming visual inspection — markings, coplanarity, oxidation, refurbishment signs (IDEA-STD-1010-B)
  3. X-ray — die, bond wires and voids compared with a golden sample (AS6171/4)
  4. Decap / solvent test — sample decapsulation for die marking; acetone marking test (IDEA-STD-1010-B)
  5. Functional / electrical test — key parameters on bench or at a third-party lab (AS6171/6)
  6. Moisture & packaging — MSL level, vacuum bag, desiccant, humidity indicator (JEDEC J-STD-020 / J-STD-033)
  7. Shipment report — inspection photos and report number with every lot (ISO 9001:2015)

What happens after you send an RFQ

  1. 1. First reply within 2 business hours (UTC+8)
  2. 2. Quote with price, lead time, date code and Incoterm
  3. 3. Pay by T/T, PayPal, L/C or escrow
  4. 4. Inspection photos sent before shipping
  5. 5. 30-day quality guarantee and return policy

How to buy: payment terms, Incoterms and 30-day guarantee →