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SRP420F AI Analysis:
Datasheet, Specs, Alternatives & ECAD

AI summary

SRP420F product

SRP420F

PTC Resettable Fuses

PPTCResettable FuseBattery Protection

The SRP420F is a 30V, 4.2A resettable PPTC fuse from Littelfuse, optimized for battery pack protection.

Best for

  • Battery pack protection
  • Power tool charge lines

Avoid if

  • Applications requiring reflow soldering
  • Environments exceeding 125°C

Check before use

  • Mechanical clearance for thermal expansion

Key specifications

Hold Current
4.2 A
Max Voltage
30 V
Activation Temp
125 °C

Compliance & Environment

RoHS
ROHS3 Compliant
REACH
-
MSL
-
ECCN
-
HTSUS
-

Application

Battery Packs

Datasheet

media

800 KB

Datasheet AI

CAD Models

Download ECAD models for SRP420F: KiCad symbol & footprint, Altium footprint, PCB footprint, and 3D model.

EDA Symbol
Schematic symbol for your EDA tool
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PCB Footprint
Land pattern for PCB layout
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3D Model
STEP file for mechanical design
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KiCad Library
Verified KiCad 8 symbol, footprint, and 3D model
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Where to Buy

Real-time and catalog pricing from verified distributors

Live prices updated on demand · Catalog (~) prices may differ

Alternative components

Alternatives are being enriched. Analyze this part in PartGenie for the latest matches.

Design and risk insights

Questions & answers

It is a PolySwitch resettable device (PPTC) used for overcurrent protection in battery applications.