MKS4F034703G00KSSD Film Capacitor Equivalent & Substitute Parts

Part Overview

The MKS4F034703G00KSSD is a 0.47 µF film capacitor manufactured by WIMA, rated for 250V DC operation with ±10% tolerance. This polyester (PET) metallized radial capacitor is designed for automotive applications including DC link and DC filtering circuits. The part maintains active product status with 934 units in current inventory. Substitute parts are identified when original stock becomes unavailable or when design flexibility permits equivalent component selection within specified electrical and mechanical parameters.

Substiute Parts

MKS4F034703G00KSSD

WIMAIn Stock: 952MKS4F034703G00KSSD Datasheet

Current PartRFQ

B32521C3474K000

EPCOS - TDK ElectronicsIn Stock: 10101B32521C3474K000 Datasheet

Parametric EquivalentRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution of the MKS4F034703G00KSSD is determined by strict equivalence across the following critical parameters:

Electrical Parameters (Non-Negotiable):

• Capacitance value: 0.47 µF
• Tolerance: ±10%
• Voltage Rating - DC: 250V
• Voltage Rating - AC: 160V
• Dielectric material classification: Polyester (PET), Metallized

Mechanical Parameters (Non-Negotiable):

• Mounting type: Through Hole
• Package type: Radial
• Lead spacing: 0.394" (10.00mm)
• Physical dimensions: 0.512" L x 0.236" W (13.00mm x 6.00mm)
• Height - Seated (Max): 0.472" (12.00mm)
• Termination: PC Pins

Environmental & Compliance Parameters:

• Operating temperature range: -55°C to 125°C
• Automotive qualification: AEC-Q200

The substitute part B32521C3474K000 (EPCOS - TDK Electronics) meets all specified electrical, mechanical, and compliance requirements and is therefore classified as a parametric equivalent.

Parameter Comparison

Engineering Selection Recommendations

Primary Selection: MKS4F034703G00KSSD (WIMA)

The MKS4F034703G00KSSD maintains active product status with adequate inventory (934 units). This part is AEC-Q200 qualified for automotive applications and carries MSL 1 (Unlimited) moisture sensitivity rating, indicating no moisture-related handling restrictions.

Substitute Selection: B32521C3474K000 (EPCOS - TDK Electronics)

The B32521C3474K000 is a parametric equivalent meeting all electrical, mechanical, and compliance specifications. This part is AEC-Q200 qualified and carries ROHS3 compliance certification. The substitute maintains identical lead spacing, physical dimensions, and voltage ratings. Higher inventory availability (10,023 units) supports supply chain flexibility. The stacked radial construction of the dielectric material does not alter functional equivalence within the specified parameter set.

Both parts are suitable for automotive DC link and DC filtering applications within the -55°C to 125°C operating temperature range.

Frequently Asked Questions (FAQ)

Q: Can B32521C3474K000 be used as a direct replacement for MKS4F034703G00KSSD on existing PCBs?

A: Yes. Both parts share identical lead spacing (0.394" / 10.00mm), physical dimensions (0.512" L x 0.236" W), and maximum seated height (0.472"). Through-hole radial mounting is identical. No PCB layout modifications are required.

Q: Are the electrical specifications identical between these two parts?

A: Yes. Both parts have 0.47 µF capacitance, ±10% tolerance, 250V DC rating, 160V AC rating, and -55°C to 125°C operating temperature range. Both are AEC-Q200 qualified for automotive applications.

Q: What is the difference between standard metallized and stacked metallized dielectric construction?

A: Both constructions use polyester (PET) dielectric material with metallized electrodes. The stacked configuration in the B32521C3474K000 does not alter the electrical performance within the specified parameters. Both achieve identical capacitance, voltage rating, and tolerance specifications.

Q: Are there any compliance or certification differences?

A: Both parts are AEC-Q200 qualified. The B32521C3474K000 carries additional ROHS3 compliance and REACH Unaffected status. The MKS4F034703G00KSSD carries MSL 1 (Unlimited) rating. Both certifications are compatible with automotive applications.

Q: What inventory considerations apply to these parts?

A: MKS4F034703G00KSSD has 934 units in stock. B32521C3474K000 has 10,023 units in stock. The substitute provides greater supply availability for high-volume production requirements.

Q: Can these parts be used interchangeably in DC link and DC filtering circuits?

A: Yes. Both parts are specified for DC link and DC filtering applications. Electrical and mechanical parameters are identical, supporting direct functional equivalence in these circuit topologies.