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DMP4015SPSQ-13 Equivalent & Substitute Parts
Part Overview
The DMP4015SPSQ-13 is a P-Channel MOSFET manufactured by Diodes Incorporated, rated for 40V drain-to-source voltage with 8.5A continuous drain current at 25°C. This device is housed in an 8-PowerTDFN surface mount package and is designed for power switching applications requiring low on-resistance performance. The part maintains Active product status and is ROHS3 compliant with unlimited moisture sensitivity rating (MSL 1).
Substitute parts are identified when equivalent electrical characteristics, mechanical compatibility, and regulatory compliance align with the main part specifications, enabling direct replacement in circuit designs without functional degradation.
Substiute Parts
Key Parameters
| Parameter | Value | Unit |
|---|---|---|
| FET Type | P-Channel | — |
| Drain to Source Voltage (Vdss) | 40 | V |
| Current - Continuous Drain (Id) @ 25°C | 8.5 | A (Ta) |
| Rds On (Max) @ Id, Vgs | 11 | mOhm @ 9.8A, 10V |
| Vgs(th) (Max) @ Id | 2.5 | V @ 250µA |
| Gate Charge (Qg) (Max) @ Vgs | 47.5 | nC @ 5V |
| Power Dissipation (Max) | 1.3 | W (Ta) |
| Operating Temperature Range | -55 to 150 | °C (TJ) |
| Package / Case | 8-PowerTDFN | — |
| Mounting Type | Surface Mount | — |
Substitute Part Grouping Explanation
Substitution of the DMP4015SPSQ-13 is determined by strict equivalence across the following electrical and mechanical parameters:
Electrical Equivalence Criteria:
- FET Type: P-Channel topology
- Drain to Source Voltage (Vdss): 40V rating
- Continuous Drain Current (Id): 8.5A at 25°C
- On-Resistance (Rds On): 11 mOhm maximum at specified gate-source voltage
- Gate Threshold Voltage (Vgs(th)): 2.5V maximum
- Gate Charge (Qg): 47.5 nC maximum
- Power Dissipation: 1.3W maximum
Mechanical Compatibility Criteria:
- Package Type: 8-PowerTDFN surface mount
- Mounting Configuration: Surface Mount (SMD)
Regulatory & Compliance Criteria:
- RoHS Status: ROHS3 Compliant
- Moisture Sensitivity Level: MSL 1 (Unlimited)
- Product Status: Active
Parts meeting all criteria within these parameter ranges are classified as parametric equivalents and direct substitutes.
Parameter Comparison
| Parameter | DMP4015SPSQ-13 | DMP4015SPS-13 | Unit |
|---|---|---|---|
| Manufacturer | Diodes Incorporated | Diodes Incorporated | — |
| FET Type | P-Channel | P-Channel | — |
| Technology | MOSFET (Metal Oxide) | MOSFET (Metal Oxide) | — |
| Drain to Source Voltage (Vdss) | 40 | 40 | V |
| Current - Continuous Drain (Id) @ 25°C | 8.5 | 8.5 | A (Ta) |
| Rds On (Max) @ Id, Vgs | 11 @ 9.8A, 10V | 11 @ 9.8A, 10V | mOhm |
| Vgs(th) (Max) @ Id | 2.5 @ 250µA | 2.5 @ 250µA | V |
| Gate Charge (Qg) (Max) @ Vgs | 47.5 @ 5V | 47.5 @ 5V | nC |
| Vgs (Max) | ±25 | ±25 | V |
| Input Capacitance (Ciss) (Max) @ Vds | 4234 @ 20V | 4234 @ 20V | pF |
| Power Dissipation (Max) | 1.3 | 1.3 | W (Ta) |
| Operating Temperature Range | -55 to 150 | -55 to 150 | °C (TJ) |
| Package / Case | 8-PowerTDFN | 8-PowerTDFN | — |
| Mounting Type | Surface Mount | Surface Mount | — |
| RoHS Status | ROHS3 Compliant | ROHS3 Compliant | — |
| Moisture Sensitivity Level (MSL) | 1 (Unlimited) | 1 (Unlimited) | — |
| REACH Status | REACH Unaffected | REACH Unaffected | — |
| Product Status | Active | Active | — |
Engineering Selection Recommendations
DMP4015SPS-13 is a direct parametric equivalent to the DMP4015SPSQ-13. Both parts are manufactured by Diodes Incorporated and share identical electrical specifications, mechanical packaging, and regulatory compliance certifications.
Selection between these parts is based on availability and supply chain requirements:
- DMP4015SPSQ-13: 36,988 units in stock. Primary selection when available.
- DMP4015SPS-13: 1,959 units in stock. Secondary selection for supply continuity.
Both parts maintain Active product status, ROHS3 compliance, and MSL 1 rating. No functional or performance differences exist between these devices. PCB layout, thermal management, and circuit design considerations remain identical for either part.
Frequently Asked Questions (FAQ)
Q: Can DMP4015SPS-13 replace DMP4015SPSQ-13 in existing designs?
A: Yes. Both parts are parametric equivalents with identical electrical characteristics, on-resistance, gate charge, and thermal specifications. Direct substitution is supported without circuit modification.
Q: Are the package dimensions identical between these parts?
A: Yes. Both parts use the 8-PowerTDFN surface mount package with identical pinout, footprint, and mechanical dimensions. PCB layout and assembly processes require no changes.
Q: Do both parts meet the same regulatory requirements?
A: Yes. Both DMP4015SPSQ-13 and DMP4015SPS-13 are ROHS3 compliant, REACH unaffected, and carry MSL 1 (unlimited) moisture sensitivity rating.
Q: What is the difference between these part numbers?
A: The part numbers differ only in the suffix designation (SPSQ-13 versus SPS-13). This suffix variation reflects internal Diodes Incorporated product line management and does not indicate functional or electrical differences.
Q: Are thermal characteristics identical?
A: Yes. Both parts have identical maximum power dissipation (1.3W at Ta), operating temperature range (-55°C to 150°C TJ), and thermal performance specifications.
Q: Can these parts be used interchangeably in high-frequency switching applications?
A: Yes. Gate charge (47.5 nC @ 5V) and input capacitance (4234 pF @ 20V) are identical, ensuring equivalent switching performance and frequency response characteristics.
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