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TPS2388RTQR

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TPS2388RTQR

TPS2388RTQR

$6.15
  • Description：IC POE CNTRL 8 CHANNEL 56QFN
  • Series：-
  • Mfr：Texas Instruments
  • Package：Tape & Reel (TR),Cut Tape (CT)

SKU:c9bc4b944541 Category: Brand:

　　
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Product Detailed Parameters

  • Description：IC POE CNTRL 8 CHANNEL 56QFN
  • Series：-
  • Mfr：Texas Instruments
  • Package：Tape & Reel (TR),Cut Tape (CT)
  • Type：Controller (PSE)
  • Number of Channels：8
  • Power - Max：670 mW
  • Internal Switch(s)：No
  • Auxiliary Sense：No
  • Standards：802.3at (PoE)
  • Voltage - Supply：3V ~ 3.6V
  • Current - Supply：-
  • Operating Temperature：-40°C ~ 125°C (TJ)
  • Mounting Type：Surface Mount
  • Package / Case：56-VFQFN Exposed Pad
  • Supplier Device Package：56-QFN (8x8)

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TPS2388RTQR

How to buy
Online and offline orders are supported. If the item is available for online purchase, you can place it in the cart; for wholesale pricing, please contact our product manager for a quote.
Payment Method
Payment methods: T/T, WeChat Pay, credit cards, Google Pay, Apple Pay . Buyer covers shipping, fees, duties, and taxes; contact our product manager if you need a contract/procurement process.
Delivery time
In-stock items usually ship within 24 hours. Otherwise, shipment is arranged 1 to 2 days after the items arrive at our warehouse. Timing depends on destination and shipping method.
Freight calculation
Freight cost depends on destination, package size, and weight . We offer shipping options via DHL, FedEx, UPS, and TNT , and can ship using your freight account upon request.
Mode of Transportation
We ship via DHL, FedEx, UPS, and TNT. If you prefer a specific logistics provider, we can ship using your designated carrier.
Return and Refund
Returns are accepted within 60 days of invoice with RMA approval. Items must be resalable; original invoice and test report are required. No returns for customer errors.

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Buying Guide
Summary

Texas Instruments TPS2388RTQR is selected in Power Over Ethernet (PoE) Controllers category when protection behavior and transient response must be validated under realistic load steps. Key specs include Description (IC POE CNTRL 8 CHANNEL 56QFN), Supply (3V ~ 3.6V), Temperature (-40°C ~ 125°C (TJ)), Package/case (56-VFQFN Exposed Pad), and Mounting (Surface Mount).

Selection Notes
  • For TPS2388RTQR, ensure the supply range (3V ~ 3.6V) is compatible with your power tree and tolerance budget.
  • Double-check the channel count (8) against your integration and test plan.
  • Validate the operating temperature range (-40°C ~ 125°C (TJ)) for your environment and margin.
  • Check Standards (802.3at (PoE)) against the datasheet conditions and your system-level constraints.
Alternates & Substitutions
  • In Power Over Ethernet (PoE) Controllers designs, define acceptance criteria up front so alternates can be qualified and repeated in production.
  • Confirm the real operating corners (supply 3V ~ 3.6V, temperature -40°C ~ 125°C (TJ)) and avoid swaps that only work at typical conditions.
  • For substitutions, match the footprint-related items first: package/case 56-VFQFN Exposed Pad, supplier package 56-QFN (8x8), mounting Surface Mount.
  • For power parts, match input/output limits first, then validate stability, protection behavior, and thermals under load steps and transients.
FAQ

Who is the manufacturer of TPS2388RTQR?
Texas Instruments

Any tips for derating and validation for TPS2388RTQR?
Validate at worst-case temperature and load, confirm thermal headroom, and check protection and startup behavior with margin.

What is the Number of Channels of TPS2388RTQR?
8

What Standards does TPS2388RTQR have?
802.3at (PoE)

Application Scenarios

For many Power Over Ethernet (PoE) Controllers designs, Texas Instruments TPS2388RTQR is vetted against electrical margins, thermal headroom, and mechanical integration before the BOM is frozen. A well-chosen power solution reduces nuisance resets and shortens debug cycles by keeping rails inside margin across corners. Power-stage choices tend to pay back in validation time by making EMI, thermal headroom, and protection behavior easier to prove. In practice, isolation and EMI strategy are validated together with magnetics and the powered device front end. In battery-powered sensors and wearables, low standby current and clean switchover behavior protect both runtime and stored data. Across instrumentation, clean rails reduce measurement noise so converter and analog front-end accuracy is not limited by supply ripple. In building automation controllers, stable rails prevent nuisance resets during brownouts and long cable-induced transients.

Compatibility Advice
  • In practice, verify isolation and EMI strategy with magnetics and return paths in the final layout so compliance margins are measurable. This keeps qualification evidence reproducible later.
  • Before release to production, confirm detection/classification and inrush behavior so startup is deterministic across cable and PSE variation. This keeps integration from depending on typical-only conditions.
  • In practice, verify isolation and EMI strategy with magnetics and return paths in the final layout so compliance margins are measurable before freezing the BOM.
Project Fit
  • Strongest fit when you can test and document Texas Instruments TPS2388RTQR for Power Over Ethernet (PoE) Controllers integration on the assembled PCB, and you can validate detection/classification and EMI behavior with production-like cabling and magnetics. That said, riskier when integrating Texas Instruments TPS2388RTQR for Power Over Ethernet (PoE) Controllers, installation variance and cabling cannot be reproduced, so thermal and startup margins remain unproven, because the key behaviors cannot be confirmed on the assembled system.
TPS2388RTQRTPS2388RTQR
$6.15
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