B57861S0503F040 The TDK Corporation B57861S0503F040 is an NTC thermistor with a resistance of 50 kΩ at 25°C and a tolerance of ±1%. It operates within a temperature range of -55°C to 155°C.
Mfr Part #:

B57861S0503F040

Available from 1 distributors
Mfr Name: TDK Corporation
TDK Corporation
The TDK Corporation B57861S0503F040 is an NTC thermistor with a resistance of 50 kΩ at 25°C and a tolerance of ±1%. It operates within a temperature range of -55°C to 155°C.
Total Stock: 8 pcs
$ Price Range: $1.50

B57861S0503F040 Available from 1 distributor

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B57861S0503F040 Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
B Value Tolerance
B25/100
Climatic Category
Delivery Mode
Dissipation Factor (in air)
Heat Capacity
Lead Spacing
Length
Max. Power (at 25 °C)
Mounting Type
Operating Temperature
Power
Resistance @ 25°C
Resistance Tolerance
Resistance in Ohms @ 25°C
Tape & Reel
Thermal Cooling Time Constant (in air)

B57861S0503F040 Description

Short technical summary and product information.

This NTC thermistor from TDK Corporation, part number B57861S0503F040, is designed for temperature measurement applications. It features a resistance of 50 kΩ at 25°C with a tight tolerance of ±1% and a B value tolerance of ±1% (3760K).

 

The thermistor is encapsulated in epoxy and has PTFE-insulated leads, suitable for various mounting configurations. It can withstand a maximum power dissipation of 60 mW at 25°C and operates across a wide temperature range from -55°C to 155°C. The component length is 37.50mm.

 

Key technical data includes a climatic category of 55/155/56, a dissipation factor of approximately 1.5 mW/K in air, and a thermal cooling time constant of approximately 15 seconds in air. Its heat capacity is approximately 22.5 mJ/K.

 

This component is supplied in bulk delivery mode and is RoHS3 compliant.

B57861S0503F040 Quick Information

Product Type: NTC Thermistor
Series: B57861S
Canonical Name: TDK Corporation B57861S Series NTC Thermistor, 50 kΩ, ±1% Tolerance
Subcategory: Temperature Sensors

B57861S0503F040 Compliance

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

B57861S0503F040 Estimated Pricing

Qty Low High
1+ $1.50 $1.50

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

B57861S0503F040 Features

  • 50 kΩ resistance at 25°C.
  • ±1% resistance and B value tolerance.
  • Wide operating temperature range: -55°C to 155°C.
  • 37.50mm component length with PTFE leads.
  • RoHS3 compliant for environmental considerations.

B57861S0503F040 Applications

  • Accurate temperature measurement.
  • General purpose temperature sensing.
  • Industrial control systems.
  • Automotive electronics.

B57861S0503F040 FAQs

7 frequently asked questions generated from this part’s specifications.
What is the resistance of the B57861S0503F040 thermistor at 25°C?

The resistance of the B57861S0503F040 thermistor at 25°C is 50 kΩ.

What is the resistance tolerance for the B57861S0503F040?

The resistance tolerance for the B57861S0503F040 is ±1%.

What is the B value tolerance of the B57861S0503F040?

The B value tolerance of the B57861S0503F040 is ±1%.

What is the operating temperature range for the B57861S0503F040?

The operating temperature range for the B57861S0503F040 is -55°C to 155°C.

What is the maximum power dissipation for the B57861S0503F040 at 25°C?

The maximum power dissipation for the B57861S0503F040 at 25°C is 60 mW.

What is the component length of the B57861S0503F040?

The component length of the B57861S0503F040 is 37.50mm.

What is the B value of the B57861S0503F040?

The B value of the B57861S0503F040 is 3760K.

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