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Murata Electronics 1267AY-150M=P3 Equivalent & Substitute Parts
Part Overview
The Murata Electronics 1267AY-150M=P3 is a 15 µH shielded drum core wirewound inductor rated for 2.6 A continuous current with a maximum DC resistance of 58.8mOhm. This component belongs to the DG8040C series and is designed for surface mount applications in compact form factors. The part maintains active product status with full RoHS3 compliance and unlimited moisture sensitivity rating (MSL 1). Substitute parts are identified when equivalent electrical performance can be maintained within the specified parameter tolerances while meeting application requirements.
Substiute Parts
Key Parameters
| Parameter | Value | Unit |
|---|---|---|
| Inductance | 15 | µH |
| Inductance Tolerance | ±20% | - |
| Current Rating | 2.6 | A |
| DC Resistance (Max) | 58.8 | mOhm |
| Core Material | Ferrite | - |
| Shielding | Shielded | - |
| Mounting Type | Surface Mount | - |
| Test Frequency | 100 | kHz |
| Physical Size | 8.30 x 8.30 x 4.00 | mm |
| RoHS Status | ROHS3 Compliant | - |
Substitute Part Grouping Explanation
Substitute parts for the 1267AY-150M=P3 are qualified based on the following critical parameters:
- Inductance Value: Must be 15 µH with ±20% tolerance
- Core Material: Ferrite construction required
- Shielding: Shielded configuration mandatory
- Mounting Type: Surface mount only
- Test Frequency: 100 kHz measurement standard
- Current Rating: Must meet or exceed 2.6 A minimum
- DC Resistance: Must not exceed 58.8mOhm maximum
- Compliance: RoHS3 and REACH requirements must be maintained
The Pulse Electronics BWVS00808040150M00 qualifies as a direct substitute based on matching inductance, core material, shielding, mounting type, and test frequency. The substitute demonstrates improved electrical performance with higher current rating (3.2 A vs 2.6 A) and lower DC resistance (50mOhm vs 58.8mOhm), while maintaining identical inductance tolerance and compliance certifications.
Parameter Comparison
| Parameter | 1267AY-150M=P3 (Murata) | BWVS00808040150M00 (Pulse Electronics) | Match Status |
|---|---|---|---|
| Inductance | 15 µH | 15 µH | Identical |
| Inductance Tolerance | ±20% | ±20% | Identical |
| Current Rating | 2.6 A | 3.2 A | Substitute Exceeds |
| DC Resistance (Max) | 58.8 mOhm | 50 mOhm | Substitute Better |
| Core Material | Ferrite | Ferrite | Identical |
| Shielding | Shielded | Shielded | Identical |
| Mounting Type | Surface Mount | Surface Mount | Identical |
| Test Frequency | 100 kHz | 100 kHz | Identical |
| Physical Size | 8.30 x 8.30 x 4.00 mm | 8.00 x 8.00 x 4.20 mm | Comparable |
| RoHS Status | ROHS3 Compliant | ROHS3 Compliant | Identical |
| MSL Rating | 1 (Unlimited) | 1 (Unlimited) | Identical |
| REACH Status | REACH Unaffected | REACH Unaffected | Identical |
Engineering Selection Recommendations
The Pulse Electronics BWVS00808040150M00 is a qualified substitute for the Murata Electronics 1267AY-150M=P3 based on electrical equivalence and regulatory compliance. Both parts maintain active product status, ROHS3 compliance, and REACH unaffected designation. The substitute part demonstrates superior electrical performance with increased current rating headroom and reduced DC resistance, providing enhanced thermal efficiency in the application. Physical dimensions are comparable within typical PCB layout tolerances. Both parts carry identical moisture sensitivity level (MSL 1) and unlimited shelf life ratings. Selection between these parts may be determined by availability, packaging format (Murata standard vs. Pulse Electronics tape & reel), or specific thermal management requirements in the target application.
Frequently Asked Questions (FAQ)
Q: Can the BWVS00808040150M00 be used as a direct replacement for the 1267AY-150M=P3?
A: Yes. Both parts share identical inductance (15 µH), tolerance (±20%), core material (ferrite), shielding configuration, mounting type (surface mount), and test frequency (100 kHz). The substitute meets all electrical requirements with improved current rating and lower DC resistance.
Q: What are the physical dimension differences between these parts?
A: The Murata part measures 8.30 x 8.30 x 4.00 mm, while the Pulse Electronics substitute measures 8.00 x 8.00 x 4.20 mm. These dimensions are comparable for standard PCB layouts. Verify footprint compatibility with your specific board design before implementation.
Q: Are there compliance or certification differences?
A: No. Both parts maintain identical RoHS3 compliance, REACH unaffected status, and MSL 1 (unlimited) moisture sensitivity ratings. Regulatory requirements are equivalent.
Q: Why does the substitute have higher current rating and lower DC resistance?
A: The BWVS00808040150M00 demonstrates improved electrical performance characteristics. The 3.2 A current rating and 50mOhm DC resistance represent enhanced design specifications while maintaining the same 15 µH inductance value and ±20% tolerance.
Q: What packaging formats are available?
A: The Murata 1267AY-150M=P3 uses standard packaging. The Pulse Electronics BWVS00808040150M00 is supplied in tape & reel (TR) format, which is standard for high-volume surface mount assembly operations.
Q: Are there operating temperature differences?
A: The Pulse Electronics substitute specifies operating temperature range of -55°C to 125°C. The Murata part does not provide explicit operating temperature specification in the available data. Verify temperature requirements for your specific application.
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