SM-42TW503 The SM-42TW503 is a cermet trimmer potentiometer from Nidec Copal Electronics. It offers a resistance of 50kΩ with a ±10% tolerance and a power rating of 0.25W.
Mfr Part #:

SM-42TW503

Available from 1 distributors
Mfr Name: Copal Electronics
Copal Electronics
The SM-42TW503 is a cermet trimmer potentiometer from Nidec Copal Electronics. It offers a resistance of 50kΩ with a ±10% tolerance and a power rating of 0.25W.
Total Stock: 14 pcs
$ Price Range: $0.05

SM-42TW503 Available from 1 distributor

Authorised
Non-Authorised
Distributor Stock Pricing MOQ PKG Lead Time Date Code On Order Quantity On Order Delivery
Non-Authorised Inventory information
14 pcs
14 pcs On Request 1 On Request On Request 2026-02-25 06:16:38 On Request On Request

SM-42TW503 Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Dimensions
Lead Style
Mounting Style
Number of Turns
Operating Temperature
Power Rating
Resistance
Resistance Tolerance
SVHC Present
Tape & Reel
Temperature Coefficient
Termination Style

SM-42TW503 Description

Short technical summary and product information.

The SM-42TW503 is a surface mount cermet trimmer potentiometer manufactured by Nidec Copal Electronics. This component features a resistance value of 50kΩ with a tolerance of ±10% and a power rating of 0.25W (1/4W). It is designed with 11 electrical turns for precise adjustment and utilizes a J-hook termination style for surface mounting.

 

The operating temperature range for the SM-42TW503 is from -65℃ to 150℃, with a temperature coefficient of ±100 ppm/℃. The dimensions of the potentiometer are 4.8mm in length, 3.9mm in width, and 5.3mm in height. It is suitable for applications requiring fine resistance adjustments in a compact surface-mount package.

 

This trimmer potentiometer is RoHS compliant and lead-free. It is often used in electronic circuits where manual adjustment of resistance is needed, such as calibration or setting operating points. Its robust cermet element ensures stability and reliability in various environmental conditions.

SM-42TW503 Quick Information

Product Type: Trimmer Potentiometer
Series: SM42
Canonical Name: SM-42TW503 Cermet Trimmer Potentiometer
Subcategory: Cermet Trimmer

SM-42TW503 Compliance

RoHS Status: RoHS Compliant
Moisture Sensitivity Level (MSL): 1 Unlimited
REACH Status: REACH Unaffected
Lead Free: Lead Free

SM-42TW503 Estimated Pricing

Qty Low High
1+ $0.05 $0.05

Estimated market price range - modelled values for guidance only, not live distributor offers.

SM-42TW503 Features

  • 50kΩ resistance with ±10% tolerance.
  • 0.25W power rating for general use.
  • 11 electrical turns for fine adjustment.
  • Surface mount J-hook termination.
  • Wide operating temperature range.

SM-42TW503 Applications

  • Ideal for circuit calibration.
  • Used for setting operating points.
  • Suitable for compact designs.
  • Provides precise resistance adjustment.

SM-42TW503 FAQs

7 frequently asked questions generated from this part’s specifications.
What is the resistance value of the SM-42TW503?

The SM-42TW503 has a resistance value of 50kΩ.

What is the tolerance of the SM-42TW503 trimmer potentiometer?

The resistance tolerance for the SM-42TW503 is ±10%.

What is the power rating of the SM-42TW503?

The SM-42TW503 has a power rating of 0.25W (1/4W).

How many turns does the SM-42TW503 have?

The SM-42TW503 features 11 electrical turns.

What are the dimensions of the SM-42TW503?

The dimensions of the SM-42TW503 are 4.8mm x 3.9mm x 5.3mm.

What is the operating temperature range for the SM-42TW503?

The SM-42TW503 operates within a temperature range of -65℃ to 150℃.

What is the temperature coefficient of the SM-42TW503?

The temperature coefficient for the SM-42TW503 is ±100 ppm/℃.

Home
Account

Categories