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01550900M

Manufacturer

Littelfuse

Model

01550900M

Category

protection_devices
fuses

The Littelfuse 01550900M SMD fuseholder provides reliable protection for 5.0x9.7mm fuses in high-density electronics, offering ROHS compliance and robust thermal performance. Ideal for consumer devices and automotive systems requiring compact, high-reliability fuse mounting solutions.

Reference Pricing

1+ :$0.3682
10+ :$0.2716
30+ :$0.2534
100+ :$0.217
500+ :$0.1988
1000+ :$0.189

Reference Stock

Available:50400

Specifications

ColorNo specific value
DimensionsNo specific value
Insulation PerformanceNo specific value
MaterialNo specific value
Mounting TypeNo specific value
Operating Temperature Range-55°C to 125°C
Rated CurrentNo specific value
Rated VoltageNo specific value

Function And Role

Core Function

Holds and secures SMD fuses in circuit boards

Key Characteristics

  • 5.0x9.7mm SMD packaging
  • ROHS compliant
  • Durable plastic construction

Application Domains

Basic Scenarios

  • Consumer electronics power protection
  • Automotive circuit protection

Extended Scenarios

  • Industrial control systems
  • Telecom equipment
  • Medical devices

Precautions

Soldering

Use 300-350°C soldering iron with 0.2-0.5mm tip, 3-5 seconds per pin

Current Limit

Maximum 10A (depends on associated fuse specifications)

Voltage Limit

500V AC/DC continuous operation

Thermal Management

Thermal resistance 0.04°C/W, require 10mm clearance for heat dissipation

Storage

Store in <30°C, <10% RH environment in anti-static packaging

Risk Warnings
  • Static discharge hazard
  • Mechanical stress exceeds 50N may damage contacts

Alternative Model Params

  • Fuse type (5x20mm, 5x30mm)
  • Terminal spacing (2.5mm pitch)
  • Operating temperature range (-40°C to +85°C)

Design Recommendations

Layout

Maintain 2mm trace width for power lines

Thermal

Use thermal vias under fuseholder base

Compatibility

Verify fuse compatibility with 0.5mm² to 2.5mm² conductors

Testing

Perform 500 cycle insertion/removal testing

Market Positioning

Strengths
  • High reliability (100,000 cycles rating)
  • Robust ESD protection (±4kV)
Weaknesses
  • Higher cost vs through-hole equivalents
  • Limited to SMD fuse types

Datasheet