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B59451C1130B070 AI Analysis:
Datasheet, Specs, Alternatives & ECAD

AI summary

B59451C1130B070 product

B59451C1130B070

Specialized Resistors

PTCThermistorInrush LimiterOvercurrent Protection

The B59451C1130B070 is a TDK PTC thermistor for inrush current limiting and overcurrent protection, featuring a 56 Ohm resistance and 440 V AC rating.

Best for

  • Inrush current limiting
  • Capacitor charging
  • Overcurrent protection

Avoid if

  • Applications exceeding 440 V AC / 620 V DC
  • Environments requiring extreme vibration resistance without proper mounting

Check before use

  • Thermal dissipation in the final enclosure
  • Ambient temperature range

Key specifications

Rated Resistance
56 Ohm
Max AC Voltage
440 V
Max DC Voltage
620 V
Reference Temp
130 °C

Compliance & Environment

RoHS
ROHS3 Compliant
REACH
REACH Unaffected
MSL
1 (Unlimited)
ECCN
EAR99
HTSUS
8533.40.8070

Application

Power SuppliesIndustrial Electronics

Datasheet

smartleap.pdf

800 KB

Datasheet AI

CAD Models

Download ECAD models for B59451C1130B070: KiCad symbol & footprint, Altium footprint, PCB footprint, and 3D model.

EDA Symbol
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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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Where to Buy

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Alternative components

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

Design and risk insights

Questions & answers

It is a leaded disk PTC thermistor used for inrush current limiting in DC link capacitors and for overcurrent protection.