MF-SM185/33-2 - Bourns Inc.

Manufacturer Part Number

MF-SM185/33-2

Manufacturer

bourns

Introduction

The MF-SM185/33-2 is a polymeric PTC resettable fuse, featured in the Multifuse® Series, designed for circuit protection.

Product Features and Performance

Type: Polymeric

Voltage - Max: 33V

Current - Hold (Ih) (Max): 1.8 A

Current - Trip (It): 3.6 A

Current - Max: 40 A

Time to Trip: 5 s

Resistance - Initial (Ri) (Min): 40 mOhms

Resistance - Post Trip (R1) (Max): 150 mOhms

Operating Temperature: -40°C ~ 85°C

Product Advantages

Surface mount design for efficient PCB assembly

Polymeric construction allows durability and versatility

AEC-Q200 qualified indicating reliability in automotive environments

Key Technical Parameters

Voltage - Max: 33V

Current - Hold (Ih) (Max): 1.8 A

Current - Trip (It): 3.6 A

Time to Trip: 5 s

Resistance - Initial: 40 mOhms

Resistance - Post Trip: 150 mOhms

Quality and Safety Features

Ratings: AEC-Q200

Approval by cURus and TUV for safety and quality assurance

Compatibility

Designed for surface mount applications

Compatible with automated pick and place equipment

Application Areas

Consumer electronics

Automotive electronics

Computer and peripherals

Industrial electronics

Product Lifecycle

Product Status: Active

Not nearing discontinuation with continuous supply and support

Several Key Reasons to Choose This Product

Polymeric material provides excellent thermal stability and conductivity

Quick trip time of 5 seconds for immediate response in circuit protection

High maximum voltage of 33V suitable for various electronic applications

Extended operating temperature range from -40°C to 85°C for use in harsh environments

Surface mount packaging compatible with modern PCB technology