ProjectsPricingInsights

A250-400 AI Analysis:
Datasheet, Specs, Alternatives & ECAD

AI summary

A250-400 product

A250-400

PTC Resettable Fuses

PTCResettable FuseTelecom Protection

The A250-400 is a radial-leaded PTC resettable fuse designed for telecom circuit protection against high-voltage surges.

Best for

  • Telecom networking equipment
  • CPE
  • Access equipment

Avoid if

  • Applications requiring extremely low resistance
  • Environments exceeding 85°C

Check before use

  • ITU K.20/K.21 compliance needs

Key specifications

Hold Current
400 mA
Trip Current
800 mA
Max Voltage
250 V

Compliance & Environment

RoHS
Compliant
REACH
-
MSL
-
ECCN
-
HTSUS
-

Application

TelecomNetworking

Datasheet

12abf4b4a3f949f2d9e3c34878c54096_2305151203_Shenzhen-JDT-Fuse-A250-400_C135443.pdf

800 KB

Datasheet AI

CAD Models

Download ECAD models for A250-400: KiCad symbol & footprint, Altium footprint, PCB footprint, and 3D model.

EDA Symbol
Schematic symbol for your EDA tool
Get Files
PCB Footprint
Land pattern for PCB layout
Get Files
3D Model
STEP file for mechanical design
Get Files
KiCad Library
Verified KiCad 8 symbol, footprint, and 3D model
Generate library

Login required · CAD models billed separately as an add-on

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 250V-rated PTC resettable fuse from JDTfuse, specifically designed for telecom networking equipment.