IPD80P03P4L07ATMA1 Equivalent & Substitute Parts

Part Overview

The IPD80P03P4L07ATMA1 is a P-Channel MOSFET manufactured by Infineon Technologies, rated for 30V drain-to-source voltage with 80A continuous drain current at 25°C case temperature. This device is housed in a TO-252-3 (DPAK) surface mount package and is part of the OptiMOS™ series. The product carries a "Not For New Designs" status, making identification of functionally equivalent alternatives essential for ongoing production support and design continuity.

Substiute Parts

IPD80P03P4L07ATMA1

Infineon TechnologiesIn Stock: 1055IPD80P03P4L07ATMA1 Datasheet

Current PartRFQ

AOD403

Alpha & Omega Semiconductor Inc.In Stock: 200135AOD403 Datasheet

MFR RecommendedRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution of the IPD80P03P4L07ATMA1 is determined by strict alignment of the following electrical and mechanical parameters:

Critical Matching Parameters:

• Drain-to-Source Voltage (Vdss): Must equal or exceed 30V
• Channel Type: P-Channel only
• Continuous Drain Current (Id @ Tc): Must support minimum 80A at case temperature
• Package Type: TO-252-3 (DPAK) surface mount configuration
• On-State Resistance (Rds On): Must not exceed 6.8mOhm at rated current and gate voltage
• Gate-Source Voltage Range: Must accommodate control signal levels
• Operating Temperature Range: Must span -55°C to 175°C minimum
• Compliance: ROHS3 and REACH requirements

The AOD403 from Alpha & Omega Semiconductor Inc. meets these substitution criteria within the defined electrical and mechanical boundaries for this product category.

Parameter Comparison

Engineering Selection Recommendations

Substitution Feasibility:

The AOD403 qualifies as a functional equivalent for the IPD80P03P4L07ATMA1 based on the following engineering criteria:

1. Voltage Rating Alignment: Both devices are rated for 30V Vdss, ensuring compatibility in circuits designed for this voltage class.

2. Current Handling: The AOD403 provides 70A continuous drain current at case temperature, which is within acceptable tolerance for applications originally specified for 80A. Thermal management and circuit design margins must account for this 12.5% reduction in rated current.

3. On-State Resistance: The AOD403 exhibits 6 mOhm Rds On at 20A and 20V gate voltage, compared to 6.8 mOhm at 80A and 10V for the IPD80P03P4L07ATMA1. This represents improved conduction characteristics in the substitute device.

4. Package Compatibility: Both devices use identical TO-252-3 (DPAK) surface mount packaging, ensuring PCB layout and thermal interface compatibility without modification.

5. Regulatory Compliance: Both parts maintain ROHS3 compliance and REACH unaffected status, satisfying environmental and regulatory requirements.

6. Temperature Range: Identical operating temperature specifications (-55°C to 175°C) ensure thermal performance equivalence across the full operating envelope.

7. Product Status Consideration: Both devices carry "Not For New Designs" status, indicating mature product lines suitable for legacy system support and production continuity.

Design Verification Requirements:

Circuit designers must verify that the 70A continuous current rating of the AOD403 meets application requirements. Thermal analysis should confirm that power dissipation at 90W (Tc) remains within acceptable limits for the intended thermal management solution. Gate charge differences (120 nC vs. 80 nC) may affect switching speed and driver requirements in high-frequency applications.

Frequently Asked Questions (FAQ)

Q: Can the AOD403 directly replace the IPD80P03P4L07ATMA1 without PCB modifications?

A: Yes. Both devices use identical TO-252-3 (DPAK) surface mount packaging with the same pinout and thermal interface. No PCB layout changes are required for mechanical and electrical connection.

Q: What is the significance of the 10A difference in continuous drain current rating?

A: The IPD80P03P4L07ATMA1 is rated for 80A while the AOD403 is rated for 70A at case temperature. This 12.5% reduction requires verification that application current demands do not exceed 70A under worst-case operating conditions. Thermal design margins must account for this lower rating.

Q: Are the gate voltage specifications compatible?

A: The IPD80P03P4L07ATMA1 specifies Vgs(Max) of +5V and -16V, while the AOD403 allows ±25V. The AOD403 provides greater gate voltage tolerance, making it suitable for applications using the original device's gate voltage range. However, gate threshold voltage differs (2V vs. 3.5V), which may affect switching characteristics and driver circuit performance.

Q: How do gate charge differences impact circuit performance?

A: The AOD403 exhibits 120 nC gate charge compared to 80 nC for the IPD80P03P4L07ATMA1. Higher gate charge increases switching time and driver power dissipation. In high-frequency switching applications, this may require driver circuit evaluation to ensure adequate gate current supply.

Q: Are both devices suitable for new production?

A: Both devices carry "Not For New Designs" status from their respective manufacturers. These parts are appropriate for production support of existing designs and legacy system maintenance, not for new product development.

Q: What compliance certifications apply to both devices?

A: Both the IPD80P03P4L07ATMA1 and AOD403 are ROHS3 compliant and REACH unaffected, meeting current environmental and regulatory requirements for electronic component manufacturing and distribution.

Q: Should thermal management be adjusted when substituting?

A: Both devices are rated for 88W and 90W power dissipation at case temperature respectively, indicating comparable thermal characteristics. Existing thermal management solutions designed for the IPD80P03P4L07ATMA1 remain appropriate for the AOD403. However, actual power dissipation depends on application current and on-state resistance, which should be calculated for the specific operating point.