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Texas Instruments INA293A1IDBVT — Logic ICs

INA293A1IDBVT Current Sense Amplifier, 2.7V-20V, SOT-23-5

MPNINA293A1IDBVT
End of Life

Texas Instruments INA293A1IDBVT, current sense amplifier, single circuit, 2.5V/µs slew rate, 1.3 MHz -3dB bandwidth, 2.7 V to 20 V supply, SOT-23-5, -40°C to 125°C.

$3.72Ref. price · indicative, final on quote
PackagingSC-74A, SOT-753
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

INA293A1IDBVT Technical Specifications
ParameterValue
Mounting typeSurface Mount
Amplifier typeCurrent Sense
Voltage - input offset30 µV
Voltage - supply span2.7 V
Current - supply1.5mA
Current - input bias20 µA
Operating temperature-40°C ~ 125°C
-3db bandwidth1.3 MHz
PackageTape & Reel (TR); Cut Tape (CT)
Slew rate2.5V/µs
CaseSC-74A, SOT-753
Number of circuits1

Product details

Supply range 2.7 V to 20 V — where it fits the rail

Input offset voltage is 30 µV typical, and input bias current runs 20 µA — both matter when the shunt voltage is in the millivolt range. The 1.3 MHz bandwidth and 2.5 V/µs slew rate are sized for monitoring DC rail currents and moderate-speed load transients, not high-frequency switching ripple.

Quiescent supply current is 1.5 mA. In a battery-powered system monitoring a 48 V bus, that draw is negligible against the load. In a multi-channel board with a dozen sense amplifiers, the total supply current adds up — budget about 18 mA for twelve of these. The single-circuit topology means you place one per shunt; there is no channel-sharing penalty.

Active status — no LTB clock ticking

ROHS3 compliant. No PCN or last-time-buy notice is in effect as of the current lifecycle record.

SOT-23-5 — footprint and layout note

The package is SC-74A / SOT-753, which maps to the common SOT-23-5 footprint. Surface-mount only. No exposed thermal pad — dissipation is through the package body and the PCB copper. The 1.5 mA supply current keeps self-heating low, so thermal layout is not critical for most applications.

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