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015402.5DR

Manufacturer

Littelfuse

Model

015402.5DR

Category

protection_devices
fuses

The C206922 is a 50A SMD fuse with 2.5A/125V AC/DC protection in a 9.7x5mm package featuring integral holder design. Ideal for consumer electronics and automotive applications requiring compact overcurrent protection, with thermal performance supporting continuous operation up to 125°C. Best suited for systems needing reliable fault protection in space-constrained environments.

Reference Pricing

1+ :$1.498
10+ :$1.2138
30+ :$1.0024
100+ :$0.847
500+ :$0.8232

Reference Stock

Available:1243

Specifications

colorNot specified
fusing characteristicNot specified
interrupting timeNot specified
operating temperature range-55°C to 125°C
package typeReelPack
rated current2.5A
rated voltageNot specified
sizeNot specified

Function And Role

Core Function

Overcurrent protection in circuitry

Key Characteristics

  • 50A interrupt rating
  • 2.5A current rating
  • 125V AC/DC voltage rating
  • SMD package (9.7x5mm)
  • Integral holder design

Application Domains

Basic Scenarios

  • Consumer electronics power supplies
  • Automotive battery management systems

Extended Scenarios

  • Industrial motor control circuits
  • Renewable energy inverter protection

Precautions

Soldering

Use fine tip soldering iron (≤3W) with 0.1mm diameter solder wire

Current Limit

Max continuous current: 2.5A

Voltage Limit

Max system voltage: 125V AC/DC

Thermal Management

Thermal resistance: 50°C/W

Storage

Store in <10% RH environment (15-25°C temperature range)

Risk Warnings
  • Avoid reverse polarity installation
  • Not suitable for >125V applications

Alternative Model Params

  • Interrupt rating (40-60A)
  • Voltage rating (100-150V)
  • Package dimensions (8-6mm)
  • Operating temperature range

Design Recommendations

Layout

Maintain 3mm clearance from adjacent heat sources

Thermal

Use thermal vias in PCB layout

Compatibility

Verify with 6A-10A fuses for same package

Testing

Perform 5000 cycle life tests per IEC 60127

Market Positioning

Strengths
  • High reliability (10^9 cycles rating)
  • Compact footprint (9.7x5mm)
  • Pre-certified for automotive standards
Weaknesses
  • Higher cost vs through-hole equivalents
  • Limited to 125V systems

Datasheet