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Texas Instruments TPS2419D — Analog & Data Acquisition

TPS2419D N+1 ORing Controller, 3V-16.5V, 130ns OFF Delay

MPNTPS2419D
End of Life

Texas Instruments TPS2419D N+1 ORing Controller, 8-SOIC, 3V to 16.5V supply, 130ns OFF delay, -40°C to 85°C, Active, ROHS3.

$3.15Ref. price · indicative, final on quote
Packaging8-SOIC (0.154", 3.90mm Width)
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.
  • PayPal buyer protectionPay by T/T, PayPal or Payoneer — card payments covered end to end.

Specifications

TPS2419D Technical Specifications
ParameterValue
TypeN+1 ORing Controller
FET typeN-Channel
Mounting typeSurface Mount
Voltage3V ~ 16.5V
Current - supply4.25 mA
Operating temperature-40°C ~ 85°C
PackageTube
ApplicationsN+1 Power Supplies, High Availability
Case8-SOIC (0.154\", 3.90mm Width)
Delay time - OFF130 ns
Internal switchNo
Ratio - Input:OutputN:1

Product details

Supply current and temperature — the quiet details

Quiescent supply current is 4.25 mA, which is low enough that it does not eat into the efficiency gain from replacing a Schottky diode with a MOSFET. The operating temperature range of -40°C to 85°C covers industrial cabinets, outdoor telecom shelters, and unventilated enclosures — anything beyond that and you are looking at a different part. The controller has no internal switch; it drives an external N-channel FET, so the actual current rating depends on the FET you pair it with. The N:1 input-to-output ratio means it handles any number of input supplies, one per FET, feeding a single output rail.

Lifecycle and sourcing reality

No end-of-life notice or last-time-buy window is in effect. ROHS3 compliant, so it passes the current EU environmental requirements without a waiver. For BOM continuity, this part is not going away soon — no need to qualify a second source today unless you want dual-sourcing flexibility.

Frequently asked questions

What applications is the TPS2419D designed for?

It is intended for N+1 power supplies and high-availability systems where redundant power feeds must be ORed together without a single point of failure.