IRF5210STRRPBF P-Channel MOSFET Equivalent & Substitute Parts

Part Overview

The IRF5210STRRPBF is a P-Channel MOSFET manufactured by Infineon Technologies, rated for 100V drain-to-source voltage with 38A continuous drain current in D2PAK surface mount packaging. This device operates within the HEXFET® series and is classified as Obsolete product status. Due to its obsolescence, equivalent and substitute parts from active product lines are necessary for ongoing design support and procurement continuity. Substitute parts are selected based on matching or exceeding critical electrical parameters while maintaining compatible packaging and thermal characteristics.

Key Parameters

Parameter	Value	Unit
Drain-to-Source Voltage (Vdss)	100	V
Continuous Drain Current (Id) @ 25°C	38	A (Tc)
On-Resistance (Rds On) @ 38A, 10V	60	mOhm
Gate Threshold Voltage (Vgs(th)) @ 250µA	4	V
Gate Charge (Qg) @ 10V	230	nC
Power Dissipation (Max)	3.1W (Ta), 170W (Tc)	W
Operating Temperature Range	-55 to 150	°C (TJ)
Package Type	D2PAK (TO-263-3)	Surface Mount
RoHS Status	ROHS3 Compliant	-

Substitute Part Grouping Explanation

Substitute parts for the IRF5210STRRPBF are categorized based on electrical parameter compatibility within the P-Channel MOSFET category. The primary substitution criteria are:

Critical Parameters for Substitution:

Drain-to-Source Voltage (Vdss): 100V minimum required
Continuous Drain Current (Id): 38A or greater
On-Resistance (Rds On): 60mOhm or lower at rated current
Package Type: D2PAK (TO-263-3) surface mount
Gate Threshold Voltage: 4V nominal
Operating Temperature: -55°C to 150°C minimum

Substitution Categories:

Category 1: Parametric Equivalents – Parts with identical electrical specifications and same manufacturer (Infineon Technologies)

AUIRF5210STRL
IRF5210STRLPBF

Category 2: Manufacturer Recommended Substitutes – Parts from alternative manufacturers meeting or exceeding electrical requirements with active product status

FQB34P10TM (onsemi) – 100V, 33.5A, equivalent Rds On
FQB47P06TM-AM002 (onsemi) – 60V, 47A, lower voltage rating
IXTA52P10P (IXYS) – 100V, 52A, enhanced current capability
NTB25P06T4G (onsemi) – 60V, 27.5A, lower voltage rating

Category 3: Partial Substitutes – Parts with voltage compatibility but reduced current ratings

IRF9510SPBF (Vishay Siliconix) – 100V, 4A, limited current
IRF9510STRLPBF (Vishay Siliconix) – 100V, 4A, limited current
IRF9Z14SPBF (Vishay Siliconix) – 60V, 6.7A, limited current
IRF9Z14STRLPBF (Vishay Siliconix) – 60V, 6.7A, limited current

Parameter Comparison

Part Number	Manufacturer	Vdss (V)	Id @ 25°C (A)	Rds On (mOhm)	Qg (nC)	Package	Status
IRF5210STRRPBF	Infineon	100	38	60 @ 38A	230	D2PAK	Obsolete
AUIRF5210STRL	Infineon	100	38	60 @ 38A	230	D2PAK	Last Time Buy
IRF5210STRLPBF	Infineon	100	38	60 @ 38A	230	D2PAK	Active
FQB34P10TM	onsemi	100	33.5	60 @ 16.75A	110	TO-263	Active
FQB47P06TM-AM002	onsemi	60	47	26 @ 23.5A	110	TO-263	Active
IXTA52P10P	IXYS	100	52	50 @ 52A	60	TO-263AA	Active
NTB25P06T4G	onsemi	60	27.5	82 @ 25A	50	D2PAK	Active
IRF9510STRLPBF	Vishay	100	4	1200 @ 2.4A	8.7	TO-263	Active
IRF9Z14STRLPBF	Vishay	60	6.7	500 @ 4A	12	TO-263	Active

Engineering Selection Recommendations

Primary Recommendation: IRF5210STRLPBF

The IRF5210STRLPBF is the direct active equivalent from Infineon Technologies. It maintains identical electrical specifications to the obsolete IRF5210STRRPBF while offering active product status with 36,088 units in stock. This part is ROHS3 compliant and carries the same HEXFET® series designation. Selection of this part eliminates any parametric deviation and ensures design continuity.

Secondary Recommendation: IXTA52P10P

The IXTA52P10P from IXYS provides enhanced performance with 52A continuous drain current and 50mOhm on-resistance, exceeding the original 38A specification. It maintains 100V Vdss rating and D2PAK-compatible TO-263AA packaging. This part is suitable for applications requiring higher current capacity within the same voltage class. ROHS3 compliance and active status support long-term availability.

Alternative for Reduced Current Applications: FQB34P10TM

The FQB34P10TM from onsemi maintains 100V Vdss with 33.5A continuous drain current. While current rating is reduced by approximately 12%, on-resistance remains at 60mOhm. This part is ROHS3 compliant and active. Selection is appropriate only when application current requirements do not exceed 33.5A.

Not Recommended for Direct Substitution:

Parts with reduced voltage ratings (FQB47P06TM-AM002, NTB25P06T4G, IRF9Z14 series) operate at 60V Vdss and are unsuitable for 100V applications. Parts with severely reduced current ratings (IRF9510 series at 4A) are incompatible with 38A design requirements and represent different device classes.

Frequently Asked Questions (FAQ)

Q1: Can IRF5210STRLPBF directly replace IRF5210STRRPBF in existing designs?

Yes. IRF5210STRLPBF is the active production equivalent with identical electrical parameters, gate charge, on-resistance, and thermal characteristics. No circuit modifications are required. Both parts use D2PAK packaging and are ROHS3 compliant.

Q2: What is the difference between IRF5210STRRPBF and AUIRF5210STRL?

Both parts are Infineon P-Channel MOSFETs with identical electrical specifications. AUIRF5210STRL is classified as Last Time Buy, while IRF5210STRRPBF is Obsolete. IRF5210STRLPBF is the recommended active alternative for both.

Q3: Can IXTA52P10P be used as a drop-in replacement?

IXTA52P10P is electrically compatible with identical 100V Vdss and superior current rating (52A vs. 38A). Packaging is TO-263AA, which is mechanically compatible with D2PAK footprints. However, verify PCB layout compatibility and thermal management requirements, as higher current capability may affect thermal dissipation characteristics.

Q4: Why are 60V parts (FQB47P06TM-AM002, NTB25P06T4G) listed as substitutes if they have lower voltage ratings?

These parts are listed in the provided substitute data but are not suitable for direct replacement in 100V applications. They are included for reference only when circuit redesign permits voltage rating reduction.

Q5: What does "Last Time Buy" status mean for AUIRF5210STRL?

Last Time Buy indicates the manufacturer has announced end-of-life production. Existing inventory may be available, but no future production is planned. IRF5210STRLPBF (Active status) is the recommended long-term alternative.

Q6: Are all substitute parts ROHS3 compliant?

Yes. All listed substitute parts carry ROHS3 compliance certification, matching the environmental compliance of the original IRF5210STRRPBF.

Q7: What is the significance of gate charge (Qg) differences between parts?

Gate charge affects switching speed and driver circuit requirements. IRF5210STRLPBF maintains 230nC matching the original. IXTA52P10P has lower gate charge (60nC), enabling faster switching. FQB34P10TM has significantly lower gate charge (110nC). Lower gate charge reduces driver power dissipation but may require driver circuit optimization.

Q8: Can packaging differences affect PCB layout?

All listed parts use D2PAK or TO-263-compatible packaging with identical lead configurations (2 Leads + Tab). PCB footprints are interchangeable. Verify thermal pad dimensions for optimal heat dissipation performance.

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