751KD07 Equivalent & Substitute Parts

Part Overview

The 751KD07 is a metal oxide varistor (MOV) disc component manufactured by YAGEO, classified as a Transient Voltage Suppressor (TVS). This through-hole disc varistor is rated for 750 V nominal operation with 1.2 kA surge current capacity and is designed for transient voltage protection in electronic circuits. The component is currently in active product status with 992 pieces available in stock. Substitute parts are identified when equivalent electrical and mechanical parameters are maintained across manufacturers, ensuring functional interchangeability in circuit applications.

Substiute Parts

751KD07

YAGEOIn Stock: 1022751KD07 Datasheet

Current PartRFQ

B72207S0461K101

EPCOS - TDK ElectronicsIn Stock: 5564B72207S0461K101 Datasheet

Parametric EquivalentRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitute parts for the 751KD07 are identified based on strict electrical and mechanical parameter matching within the Transient Voltage Suppressors category. The substitution criteria are:

• Varistor Voltage Range: Minimum 675 V, Typical 750 V, Maximum 825 V
• Surge Current Rating: 1.2 kA
• Maximum AC/DC Voltage Ratings: 460 V AC and 615 V DC
• Package Configuration: Disc 7mm through-hole mounting
• Number of Circuits: Single circuit (1)
• Operating Temperature: -40°C to 105°C
• Capacitance: 70 pF @ 1 kHz

The B72207S0461K101 manufactured by EPCOS - TDK Electronics meets all specified electrical parameters and mechanical form factor requirements, qualifying it as a parametric equivalent for direct substitution.

Parameter Comparison

Engineering Selection Recommendations

Both the 751KD07 and B72207S0461K101 are active product status components suitable for transient voltage suppression applications. The 751KD07 is available with 992 pieces in stock, while the B72207S0461K101 offers higher inventory availability at 5508 pieces. The B72207S0461K101 carries ROHS3 compliance and REACH Unaffected status, providing additional regulatory alignment for applications requiring these certifications. The energy rating difference (45 J versus 36 J) reflects manufacturing tolerance variations within the varistor category but does not affect functional substitution given identical electrical performance parameters. Both components share identical electrical specifications across all critical operating parameters and mechanical form factors.

Frequently Asked Questions (FAQ)

Q: Can the B72207S0461K101 directly replace the 751KD07 in existing circuit designs?

A: Yes. Both components share identical varistor voltage ratings (750 V typical), surge current capacity (1.2 kA), maximum AC/DC voltage ratings, operating temperature range, and disc 7mm through-hole package configuration. No circuit modifications are required.

Q: What is the significance of the energy rating difference between these parts?

A: The 751KD07 is rated at 45 J while the B72207S0461K101 is rated at 36 J. Both ratings fall within acceptable performance parameters for the specified voltage and current classifications. This difference reflects manufacturing variations inherent to varistor technology and does not impact functional equivalence for the stated electrical specifications.

Q: Are there any compliance or certification differences between these parts?

A: The B72207S0461K101 carries explicit ROHS3 compliance and REACH Unaffected status certifications. Both components share identical ECCN (EAR99) and HTSUS (8533.40.4000) classifications. Applications requiring specific regulatory compliance should reference the B72207S0461K101 documentation.

Q: Do these components have identical capacitance characteristics?

A: Yes. Both the 751KD07 and B72207S0461K101 are rated at 70 pF @ 1 kHz, ensuring identical frequency response characteristics in circuit applications.

Q: What mounting considerations apply to both components?

A: Both components are through-hole mounted disc varistors with 7mm form factor. PCB layout and lead spacing requirements are identical between the two parts.