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830003515B Equivalent & Substitute Parts
Part Overview
The Würth Elektronik 830003515B is an 11.0592 MHz through-hole crystal oscillator designed for fundamental mode operation. This component is classified as Active product status and is suitable for applications requiring precise frequency reference with tight tolerance specifications. The crystal features a 20pF load capacitance, 35 Ohms equivalent series resistance, and operates across the -10°C to 60°C temperature range in an HC-49/U package format. Identifying equivalent substitute parts becomes necessary when managing inventory constraints, ensuring supply chain continuity, or when alternative sourcing from qualified manufacturers is required while maintaining identical electrical and mechanical specifications.
Substiute Parts
Key Parameters
| Parameter | Specification |
|---|---|
| Frequency | 11.0592 MHz |
| Frequency Tolerance | ±20ppm |
| Frequency Stability | ±30ppm |
| Load Capacitance | 20pF |
| Equivalent Series Resistance (ESR) | 35 Ohms |
| Operating Mode | Fundamental |
| Operating Temperature Range | -10°C to 60°C |
| Package / Case | HC-49/U |
| Mounting Type | Through Hole |
| Size / Dimension | 0.435" L x 0.183" W (11.05mm x 4.65mm) |
| Height - Seated (Max) | 0.530" (13.46mm) |
| RoHS Status | ROHS3 Compliant |
Substitute Part Grouping Explanation
Substitute parts for the 830003515B are identified based on strict parametric equivalence across all critical electrical and mechanical specifications. The substitution logic requires exact matching of the following parameters: frequency (11.0592 MHz), frequency tolerance (±20ppm), frequency stability (±30ppm), load capacitance (20pF), equivalent series resistance (35 Ohms), operating mode (Fundamental), operating temperature range (-10°C to 60°C), package type (HC-49/U), mounting configuration (Through Hole), and physical dimensions (0.435" L x 0.183" W with maximum seated height of 0.530"). Only components meeting all these criteria are classified as direct parametric equivalents. Compliance certifications including RoHS3 status are verified to ensure regulatory alignment with the original component.
Parameter Comparison
| Parameter | 830003515B (Würth Elektronik) | LFXTAL003515BULK (IQD Frequency Products) |
|---|---|---|
| Manufacturer | Würth Elektronik | IQD Frequency Products |
| Frequency | 11.0592 MHz | 11.0592 MHz |
| Frequency Tolerance | ±20ppm | ±20ppm |
| Frequency Stability | ±30ppm | ±30ppm |
| Load Capacitance | 20pF | 20pF |
| Equivalent Series Resistance (ESR) | 35 Ohms | 35 Ohms |
| Operating Mode | Fundamental | Fundamental |
| Operating Temperature Range | -10°C to 60°C | -10°C to 60°C |
| Package / Case | HC-49/U | HC-49/U |
| Mounting Type | Through Hole | Through Hole |
| Size / Dimension | 0.435" L x 0.183" W (11.05mm x 4.65mm) | 0.435" L x 0.183" W (11.05mm x 4.65mm) |
| Height - Seated (Max) | 0.530" (13.46mm) | 0.530" (13.46mm) |
| RoHS Status | ROHS3 Compliant | ROHS3 Compliant |
| Packaging | Bulk | Bulk |
| Product Status | Active | Active |
Engineering Selection Recommendations
The IQD Frequency Products LFXTAL003515BULK serves as a direct parametric equivalent to the Würth Elektronik 830003515B. Both components maintain identical electrical specifications including frequency, tolerance, stability, load capacitance, and ESR values. Physical dimensions and package configurations are identical, ensuring mechanical compatibility in through-hole PCB applications. Both parts carry Active product status and ROHS3 compliance certification, confirming ongoing availability and regulatory alignment. The selection between these two components may be based on inventory availability, supply chain logistics, or procurement preferences, as all technical parameters are equivalent. The LFXTAL003515BULK is available with 886 pieces in stock, while the 830003515B maintains 779 pieces in inventory.
Frequently Asked Questions (FAQ)
Q: Can the LFXTAL003515BULK be used as a direct replacement for the 830003515B in existing circuit designs?
A: Yes. Both components share identical electrical specifications including 11.0592 MHz frequency, ±20ppm tolerance, ±30ppm stability, 20pF load capacitance, and 35 Ohms ESR. The HC-49/U package format and through-hole mounting configuration are identical, enabling direct PCB substitution without circuit modification.
Q: Are there any differences in operating temperature performance between these two crystals?
A: No. Both the 830003515B and LFXTAL003515BULK operate across the identical temperature range of -10°C to 60°C with the same frequency stability specification of ±30ppm.
Q: Do both parts meet the same regulatory compliance standards?
A: Yes. Both components are ROHS3 compliant and carry Active product status. The ECCN and HTSUS classifications are identical for both parts.
Q: What is the significance of the HC-49/U package format for these crystals?
A: The HC-49/U is a standardized through-hole crystal package with defined mechanical dimensions (0.435" L x 0.183" W, maximum seated height 0.530"). This format ensures compatibility with standard PCB footprints and automated assembly equipment designed for this package type.
Q: Are there any load capacitance considerations when substituting between these parts?
A: No. Both crystals specify 20pF load capacitance, which must match the circuit design specifications. The ESR value of 35 Ohms is also identical, ensuring equivalent performance in oscillator circuits.
Q: What packaging format is used for both of these crystals?
A: Both the 830003515B and LFXTAL003515BULK are supplied in Bulk packaging format, suitable for high-volume manufacturing and assembly operations.
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