ProjectsPricingInsights

JK250-120U AI Analysis:
Datasheet, Specs, Alternatives & ECAD

AI summary

JK250-120U product

JK250-120U

Circuit Protection

PTCResettable Fuse250VRadial

The JK250-120U is a 250V radial PTC resettable fuse designed for overcurrent protection in power and consumer electronics.

Best for

  • Power supply protection
  • Consumer electronics
  • Network equipment

Avoid if

  • Applications requiring frequent, repeated tripping
  • Environments exceeding 85°C

Check before use

  • Thermal derating requirements
  • Maximum fault current limits

Key specifications

Max Voltage
250 V
Hold Current
120 mA
Trip Current
240 mA
Lead Pitch
5.1 mm

Compliance & Environment

RoHS
Compliant
REACH
-
MSL
-
ECCN
-
HTSUS
-

Application

Power SuppliesConsumer Electronics

Datasheet

51d0b824edbb01474ec9b22c6b4ae46a_1912111437_Shenzhen-Jinkaisheng-Elec-JK250-120U_C355533.pdf

800 KB

Datasheet AI

CAD Models

Download ECAD models for JK250-120U: 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

Alternative components

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

Design and risk insights

Questions & answers

It is a radial-leaded polymer PTC resettable fuse manufactured by Jinrui Electronic Materials, rated for 250V.