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Equivalent & Substitute Parts for 097706.3MXP
Part Overview
The 097706.3MXP is a 6.3 A ceramic cartridge fuse manufactured by Littelfuse Inc., rated for 500 V AC and 450 V DC operation. This fuse is designed for applications requiring slow-blow response characteristics and is housed in a 5mm x 20mm form factor that requires a compatible holder. The part is currently active in production with full RoHS3 compliance and international approvals including CE, PSE, and SEMKO certification. Equivalent substitute parts may be required due to supply chain constraints, regional availability, or specific application requirements where higher voltage ratings or enhanced breaking capacity are beneficial.
Substiute Parts
Key Parameters
| Parameter | 097706.3MXP |
|---|---|
| Manufacturer | Littelfuse Inc. |
| Current Rating | 6.3 A |
| Voltage Rating - AC | 500 V |
| Voltage Rating - DC | 450 V |
| Fuse Type | Cartridge, Ceramic |
| Package / Case | 5mm x 20mm |
| Response Time | Slow Blow |
| Breaking Capacity @ Rated Voltage | 100A AC, 200A DC |
| Operating Temperature Range | -55°C ~ 125°C |
| RoHS Status | ROHS3 Compliant |
| Approval Agencies | CE, PSE, SEMKO |
Substitute Part Grouping Explanation
The 0ADKC6300-BE manufactured by Bel Fuse Inc. qualifies as a direct substitute for the 097706.3MXP based on the following critical parameters:
Matching Parameters:
- Current Rating: 6.3 A (identical)
- Package / Case: 5mm x 20mm (identical mechanical form factor)
- Response Time: Slow Blow (identical electrical characteristic)
- Operating Temperature Range: -55°C ~ 125°C (identical)
- Fuse Type: Cartridge, Ceramic (identical)
- Mounting Type: Requires Holder (identical)
Enhanced Parameters:
- Voltage Rating - AC: 600 V (exceeds 500 V requirement)
- Voltage Rating - DC: 500 V (exceeds 450 V requirement)
- Breaking Capacity @ Rated Voltage: 200A AC, 300A DC (exceeds 100A AC, 200A DC)
The substitute part maintains identical current rating and mechanical dimensions while providing superior voltage and breaking capacity ratings, making it suitable for direct replacement in applications operating at or below the original part's voltage specifications.
Parameter Comparison
| Parameter | 097706.3MXP (Littelfuse) | 0ADKC6300-BE (Bel Fuse) |
|---|---|---|
| Current Rating (Amps) | 6.3 A | 6.3 A |
| Voltage Rating - AC | 500 V | 600 V |
| Voltage Rating - DC | 450 V | 500 V |
| Fuse Type | Cartridge, Ceramic | Cartridge, Ceramic |
| Package / Case | 5mm x 20mm | 5mm x 20mm |
| Response Time | Slow Blow | Slow Blow |
| Breaking Capacity @ Rated Voltage | 100A AC, 200A DC | 200A AC, 300A DC |
| Operating Temperature Range | -55°C ~ 125°C | -55°C ~ 125°C |
| RoHS Status | ROHS3 Compliant | ROHS3 Compliant |
| Approval Agencies | CE, PSE, SEMKO | cURus |
Engineering Selection Recommendations
Both the 097706.3MXP and 0ADKC6300-BE are active production parts with full RoHS3 compliance and international regulatory approvals. The 097706.3MXP carries CE, PSE, and SEMKO certifications, while the 0ADKC6300-BE carries cURus certification. Selection between these parts should be based on the specific regulatory requirements of the target application and regional market. The 0ADKC6300-BE provides higher voltage and breaking capacity ratings within the same physical package, offering additional design margin for applications operating near the original part's rated limits. Both parts maintain identical current ratings and mechanical form factors, ensuring direct physical and electrical compatibility in holder-based installations.
Frequently Asked Questions (FAQ)
Q: Can the 0ADKC6300-BE replace the 097706.3MXP in all applications?
A: Yes, the 0ADKC6300-BE is electrically and mechanically compatible with the 097706.3MXP. Both parts share identical current ratings (6.3 A), package dimensions (5mm x 20mm), response characteristics (Slow Blow), and operating temperature ranges. The substitute part's higher voltage ratings (600 V AC, 500 V DC) and breaking capacity (200A AC, 300A DC) exceed the original part's specifications, making it suitable for direct replacement in applications operating at or below the original part's rated voltages.
Q: Are there any certification differences between these parts?
A: Yes. The 097706.3MXP carries CE, PSE, and SEMKO approvals, while the 0ADKC6300-BE carries cURus certification. Applications requiring specific regional certifications should verify that the substitute part's certification portfolio meets local regulatory requirements before implementation.
Q: What is the significance of the different melting I²t values?
A: The melting I²t value (188 for 097706.3MXP and 80 for 0ADKC6300-BE) indicates the thermal energy required to melt the fuse element. Both parts are rated for identical current (6.3 A) and response time (Slow Blow), ensuring equivalent protection characteristics in the application circuit.
Q: Do both parts require the same holder?
A: Yes. Both the 097706.3MXP and 0ADKC6300-BE are 5mm x 20mm ceramic cartridge fuses that require a compatible holder. Existing holder installations can accommodate either part without modification.
Q: What inventory levels are available?
A: The 097706.3MXP has 1,739 pieces in stock, while the 0ADKC6300-BE has 2,593 pieces in stock, both listed as new original inventory.
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