IPP13N03LB G N-Channel 30V 30A MOSFET Equivalent & Substitute Parts

Part Overview

The IPP13N03LB G is an N-Channel 30V 30A MOSFET manufactured by Infineon Technologies in the OptiMOS™ series. This device is rated for 52W power dissipation and features a TO-220-3 through-hole package. The part is currently classified as Obsolete, making equivalent and substitute parts necessary for ongoing production and maintenance applications requiring this performance class.

Key Parameters

Parameter	Value	Unit
Drain to Source Voltage (Vdss)	30	V
Continuous Drain Current (Id) @ 25°C	30	A
Rds On (Max) @ 30A, 10V	12.8	mOhm
Gate Threshold Voltage (Vgs(th)) @ 20µA	2	V
Power Dissipation (Max)	52	W
Operating Temperature Range	-55 to 175	°C
Package Type	TO-220-3	—
Mounting Type	Through Hole	—

Substitute Part Grouping Explanation

Substitution of the IPP13N03LB G is determined by the following critical parameters:

Primary Substitution Criteria:

Drain to Source Voltage (Vdss): Must equal 30V
Package Type: Must be TO-220-3 or compatible TO-220AB
Mounting Type: Must be Through Hole
Operating Temperature Range: Must support -55°C to 175°C
FET Type: Must be N-Channel MOSFET

Secondary Compatibility Factors:

Continuous Drain Current (Id): Substitute must meet or exceed 30A
Rds On (Max): Lower or equal values indicate improved performance
Gate Threshold Voltage: Must be within ±20V Vgs(Max) specification
Power Dissipation: Must support thermal requirements of the application

The substitute parts listed below satisfy all primary criteria and maintain electrical compatibility within the specified parameter ranges.

Parameter Comparison

Part Number	Manufacturer	Vdss (V)	Id @ 25°C (A)	Rds On Max (mOhm)	Power Dissipation (W)	Package	Product Status
IPP13N03LB G	Infineon	30	30	12.8	52	TO-220-3	Obsolete
IRLB8721PBF	Infineon	30	62	8.7	65	TO-220-3	Active
PSMN022-30PL,127	Nexperia USA Inc.	30	30	22	41	TO-220-3	Obsolete
NTP4813NLG	onsemi	30	10.2	13.1	60	TO-220-3	Active
PSMN2R0-30PL,127	Nexperia USA Inc.	30	100	2.1	211	TO-220-3	Obsolete
PSMN4R3-30PL,127	Nexperia USA Inc.	30	100	4.3	103	TO-220-3	Obsolete
IRL3803PBF	Infineon	30	140	6	200	TO-220-3	Not For New Designs

Engineering Selection Recommendations

For Active Production (Recommended Primary Substitute):

IRLB8721PBF is the preferred substitute for the IPP13N03LB G. This part maintains Infineon manufacturing continuity, carries Active product status, and provides superior electrical performance with lower Rds On (8.7 mOhm vs. 12.8 mOhm). The IRLB8721PBF exceeds the 30A continuous drain current requirement at 62A and provides increased power dissipation capability (65W vs. 52W). RoHS3 compliance and unlimited moisture sensitivity level (MSL 1) support modern manufacturing standards.

For Current Inventory Replacement (Secondary Substitute):

PSMN022-30PL,127 provides direct current rating matching (30A) with identical Vdss (30V) and package configuration. However, this part carries Obsolete status and higher Rds On (22 mOhm), indicating reduced performance efficiency compared to the original IPP13N03LB G.

For High-Current Applications:

PSMN2R0-30PL,127 and PSMN4R3-30PL,127 support 100A continuous drain current with significantly lower Rds On values (2.1 mOhm and 4.3 mOhm respectively). These parts are suitable for applications requiring higher current capacity than the original 30A specification. Both maintain 30V Vdss and TO-220-3 package compatibility.

For Cross-Manufacturer Sourcing:

NTP4813NLG (onsemi) provides Active product status with 30V Vdss and TO-220-3 package. This part is suitable for applications where the 10.2A continuous drain current meets system requirements. RoHS3 compliance and MSL 1 rating support modern supply chain requirements.

Compliance Considerations:

All listed substitutes maintain REACH Unaffected status and EAR99 ECCN classification consistent with the original IPP13N03LB G. Substitutes with Active or Not For New Designs status provide better long-term availability than Obsolete classifications.

Frequently Asked Questions (FAQ)

Q: Can IRLB8721PBF directly replace IPP13N03LB G in existing PCB designs?

A: Yes. Both parts share identical Vdss (30V), TO-220-3 package configuration, and through-hole mounting. Pin compatibility is maintained. The IRLB8721PBF provides improved performance with lower Rds On and higher current rating.

Q: What is the difference between the Nexperia PSMN series substitutes?

A: PSMN022-30PL,127 matches the original 30A current rating but exhibits higher Rds On (22 mOhm). PSMN2R0-30PL,127 and PSMN4R3-30PL,127 both support 100A continuous current with significantly lower Rds On values (2.1 mOhm and 4.3 mOhm respectively), suitable for higher-current applications.

Q: Why is NTP4813NLG listed as a substitute if it only supports 10.2A?

A: NTP4813NLG is included for applications where the 10.2A continuous drain current specification is sufficient. This part offers Active product status and modern compliance certifications (RoHS3, MSL 1), making it suitable for new designs with lower current requirements.

Q: Are all substitutes RoHS3 compliant?

A: IRLB8721PBF, NTP4813NLG, PSMN022-30PL,127, PSMN2R0-30PL,127, and PSMN4R3-30PL,127 are all RoHS3 compliant. IRL3803PBF does not specify RoHS3 status. The original IPP13N03LB G does not carry RoHS3 designation.

Q: What does "Obsolete" product status mean for substitution?

A: Obsolete status indicates the manufacturer has discontinued the part. While existing inventory may be available, long-term sourcing is not guaranteed. Substitutes with Active status (IRLB8721PBF, NTP4813NLG) are recommended for new designs and ongoing production.

Q: Can I use IRL3803PBF as a substitute despite "Not For New Designs" status?

A: IRL3803PBF maintains electrical compatibility with 30V Vdss and TO-220-3 package. However, "Not For New Designs" status indicates Infineon recommends against this part for new applications. Use only for legacy system maintenance where inventory exists.

Q: How do I select between multiple substitutes?

A: Selection depends on application requirements. For direct replacement with improved performance, use IRLB8721PBF (Active status). For higher current capacity, use PSMN2R0-30PL,127 or PSMN4R3-30PL,127. For lower current applications, use NTP4813NLG. All maintain 30V Vdss and TO-220-3 package compatibility.

Q: What is the significance of Rds On differences between substitutes?

A: Lower Rds On values reduce conduction losses and heat generation. IRLB8721PBF (8.7 mOhm) and PSMN series parts (2.1–4.3 mOhm) provide better efficiency than the original IPP13N03LB G (12.8 mOhm). Selection depends on thermal management requirements and power budget constraints.

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