MF-LSMF185/33X-2 PTC resettable fuse with 33V max voltage, 1.85A hold current, and 2.5s trip time. Surface mount 2920 package, AEC-Q200 qualified.
Mfr Part #:

MF-LSMF185/33X-2

Available from 4 distributors
Mfr Name: Bourns
Bourns
PTC resettable fuse with 33V max voltage, 1.85A hold current, and 2.5s trip time. Surface mount 2920 package, AEC-Q200 qualified.
Total Stock: 19,432 pcs
$ Price Range: $0.31 - $0.94

MF-LSMF185/33X-2 Available from 4 distributors

Authorised
Non-Authorised

MF-LSMF185/33X-2 Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
AEC Qualified
AEC-Q200 Compliant
Agency Approvals
Automotive Grade
Current
Halogen Free
Industrial Grade
Lead Style
Length
Max Current
Mounting Type
Operating Temperature
Resistance
Tape & Reel
Termination Style
Thickness (Max)
Time to Trip
Trip Current
Tripped Power Dissipation
Type
Voltage
Width

MF-LSMF185/33X-2 Description

Short technical summary and product information.

The MF-LSMF185/33X-2 is a polymeric PTC resettable fuse from Bourns, part of the MF-LSMF series. It offers a hold current of 1.85 A at 23°C and a trip current of 3.7 A. With a maximum voltage rating of 33 V and a maximum interrupt current of 40 A, it provides reliable overcurrent protection.

 

This fuse features a fast trip time of 2.5 seconds maximum and a typical tripped power dissipation of 1.5 W. Its resistance ranges from 45 mΩ minimum to 150 mΩ maximum at 23°C. The device is designed for surface mount assembly in a 2920 (7351 metric) concave package, measuring 7.36 mm x 5.12 mm x 1.60 mm.

 

AEC-Q200 compliance ensures suitability for automotive applications, and the component is RoHS compliant and halogen free. Operating temperature range is -40°C to 85°C, making it suitable for a wide variety of environments.

MF-LSMF185/33X-2 Quick Information

Product Type: PTC Resettable Fuse
Series: MF-LSMF
Canonical Name: MF-LSMF185/33X-2 PTC Resettable Fuse
Subcategory: Surface Mount PTC Resettable Fuse

MF-LSMF185/33X-2 Compliance

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

MF-LSMF185/33X-2 Estimated Pricing

Qty Low High
1+ $0.94 $0.94
10+ $0.80 $0.80
50+ $0.71 $0.71
100+ $0.58 $0.58
200+ $0.54 $0.54
500+ $0.50 $0.50
1,000+ $0.44 $0.44
2,000+ $0.42 $0.42
4,000+ $0.31 $0.31

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

MF-LSMF185/33X-2 Features

  • Hold current 1.85A at 23°C.
  • Maximum voltage 33V DC.
  • Surface mount 2920 package.
  • AEC-Q200 automotive qualified.
  • RoHS and halogen free compliant.

MF-LSMF185/33X-2 Applications

  • Used in automotive electronic control units.
  • Protects power supply circuits in industrial equipment.
  • Suitable for overcurrent protection in battery management systems.
  • Ideal for consumer electronics requiring resettable protection.

MF-LSMF185/33X-2 FAQs

7 frequently asked questions generated from this part’s specifications.
What is the hold current of the MF-LSMF185/33X-2?

The hold current is 1.85 A at 23°C.

What is the maximum voltage rating?

The maximum voltage rating is 33 V.

What is the maximum current the fuse can handle?

The maximum interrupt current is 40 A.

What is the time to trip?

The maximum time to trip is 2.5 seconds at 23°C.

What package is the MF-LSMF185/33X-2 available in?

It is available in a 2920 (7351 Metric) concave surface mount package.

Is the MF-LSMF185/33X-2 AEC-Q200 compliant?

Yes, it is AEC-Q200 compliant.

What is the operating temperature range?

The operating temperature range is -40°C to 85°C.

Home
Account

Categories