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3345W-1-253T

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3345W-1-253T

3345W-1-253T

  • Description：THUMBWHEEL POT 25K OHM 1W SIDE
  • Series：Trimpot® 3345 - Sealed
  • Mfr：Bourns Inc.
  • Package：Bulk

SKU:6c07b1cb269e Category: Brand:

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Product Detailed Parameters

  • Description：THUMBWHEEL POT 25K OHM 1W SIDE
  • Series：Trimpot® 3345 - Sealed
  • Mfr：Bourns Inc.
  • Package：Bulk
  • Resistance：25 kOhms
  • Power (Watts)：1W
  • Tolerance：±5%
  • Number of Turns：1.0
  • Adjustment Type：Side Adjustment
  • Size / Dimension：Round - 0.495" Dia x 0.550" H (12.57mm x 13.97mm)
  • Termination：PC Pins
  • Mounting Type：Through Hole

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3345W-1-253T

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

Bourns Inc. 3345W-1-253T is a component in Thumbwheel Potentiometers category typically evaluated for fit, operating limits, and supportability in production. Key specs include Description (THUMBWHEEL POT 25K OHM 1W SIDE), Series (Trimpot® 3345 - Sealed), Packaging (Bulk), and Mounting (Through Hole).

Selection Notes
  • For 3345W-1-253T, check Adjustment Type (Side Adjustment) against the datasheet conditions and your system-level constraints.
  • Verify the mounting type (Through Hole) fits your manufacturing and inspection workflow.
  • Confirm the tolerance (±5%) is acceptable for your accuracy and drift budget.
  • Double-check the mounting type (Through Hole) for your intended installation method.
Alternates & Substitutions
  • In Thumbwheel Potentiometers, confirm that alternates preserve startup states and fault behavior so system behavior does not change quietly.
  • Start with mechanical equivalence and keep mounting Through Hole, packaging Bulk aligned so the alternate is footprint-safe.
  • Confirm the alternate stays inside the electrical and environmental envelope, not only the headline spec.
  • Confirm compliance/qualification needs (for example RoHS/REACH or grade) before approving a second source for production.
FAQ

How do I confirm compatibility for 3345W-1-253T?
Match mechanical footprint first, then verify electrical limits and operating conditions against your system constraints.

Which Termination is specified for 3345W-1-253T?
PC Pins

Can you confirm the Number of Turns for 3345W-1-253T?
1.0

Which Size / Dimension is listed for 3345W-1-253T?
Round - 0.495" Dia x 0.550" H (12.57mm x 13.97mm)

Application Scenarios

Bourns Inc. 3345W-1-253T is listed under the Thumbwheel Potentiometers category and is commonly used when correctness, reliability, and qualification repeatability matter. They provide resistive elements for dividers, sensing, biasing, and user-adjustable or calibration trimming in analog and digital systems. Selection is driven by tolerance, temperature coefficient, noise, power rating, voltage rating, and long-term drift under real thermal conditions. Within medical devices, predictable drift supports long service intervals and stable measurement accuracy. Within user-serviceable equipment, thumbwheel and panel controls provide repeatable adjustment with defined mechanical lifetime and clear detents. Within factory calibration, trimmers and precision resistors set gain, offset, and thresholds so units meet spec without manual rework.

Compatibility Advice
  • In practice, validate power derating and self-heating on the PCB so resistance does not shift after heat soak before committing to volume builds.
Project Fit
  • Strongest fit when you can qualify Bourns Inc. 3345W-1-253T for Thumbwheel Potentiometers integration on the assembled PCB, and you can validate derating and self-heating so accuracy does not depend on optimistic assumptions.
3345W-1-253T3345W-1-253T

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