BSS84PL6433HTMA1 Equivalent & Substitute Parts

Part Overview

The BSS84PL6433HTMA1 is a P-Channel MOSFET manufactured by Infineon Technologies, rated for 60V drain-to-source voltage with 170mA continuous drain current at 25°C. The device is housed in a SOT-23-3 surface mount package and is designed for low-power switching applications requiring P-channel enhancement-mode operation.

This part carries an Obsolete product status. Locating equivalent or substitute components is necessary to maintain design continuity, ensure supply chain reliability, and support ongoing production requirements. Active or Last Time Buy alternatives with identical or compatible electrical and mechanical specifications are available from multiple manufacturers.

Key Parameters

Parameter	Value	Unit
FET Type	P-Channel	—
Drain to Source Voltage (Vdss)	60	V
Continuous Drain Current (Id) @ 25°C	170	mA
Rds On (Max) @ 170mA, 10V	8	Ohm
Gate Threshold Voltage (Vgs(th)) @ 20µA	2	V
Power Dissipation (Max)	360	mW
Operating Temperature Range	-55 to 150	°C
Package / Case	SOT-23-3 (TO-236-3, SC-59)	—
Mounting Type	Surface Mount	—

Substitute Part Grouping Explanation

Substitution eligibility for the BSS84PL6433HTMA1 is determined by the following critical parameters:

Primary Substitution Criteria (Must Match):

FET Type: P-Channel
Drain to Source Voltage (Vdss): 60V minimum
Continuous Drain Current (Id): 170mA minimum at 25°C
Rds On (Max): 8 Ohm or lower @ specified Id and Vgs
Package / Case: SOT-23-3 (TO-236-3, SC-59)
Mounting Type: Surface Mount

Secondary Compatibility Factors:

Gate Threshold Voltage (Vgs(th)): 2V maximum @ specified Id
Power Dissipation: 360mW or greater
Operating Temperature Range: -55°C to 150°C minimum
Moisture Sensitivity Level: 1 (Unlimited)
REACH and RoHS compliance status

Substitute parts are grouped into two categories:

Category 1: Parametric Equivalents (Infineon Technologies) Parts BSS84PH6327XTSA2 and BSS84PH6433XTMA1 meet all primary substitution criteria with identical electrical specifications. These parts are manufactured by the original equipment manufacturer and maintain full compatibility with the BSS84PL6433HTMA1 design envelope.

Category 2: Manufacturer-Recommended Alternatives (Cross-Manufacturer) Parts BSS84 (Good-Ark Semiconductor), BSS84,215 (Nexperia USA Inc.), and BSS84-7-F (Diodes Incorporated) are listed as manufacturer-recommended alternatives. These parts operate at reduced voltage (50V Vdss) and current (130mA Id) ratings compared to the main part. Selection of these alternatives requires design verification to confirm that the reduced electrical specifications are acceptable for the intended application.

Parameter Comparison

Parameter	BSS84PL6433HTMA1 (Main)	BSS84PH6327XTSA2	BSS84PH6433XTMA1	BSS84 (Good-Ark)	BSS84,215 (Nexperia)	BSS84-7-F (Diodes)
Manufacturer	Infineon	Infineon	Infineon	Good-Ark	Nexperia	Diodes Inc.
Product Status	Obsolete	Active	Last Time Buy	Active	Not For New Designs	Active
Vdss (V)	60	60	60	50	50	50
Id @ 25°C (mA)	170	170	170	130	130	130
Rds On (Max) @ Id, Vgs (Ohm)	8 @ 170mA, 10V	8 @ 170mA, 10V	8 @ 170mA, 10V	10 @ 100mA, 5V	10 @ 130mA, 10V	10 @ 100mA, 5V
Vgs(th) (Max) @ Id (V)	2 @ 20µA	2 @ 20µA	2 @ 20µA	2 @ 250µA	2 @ 1mA	2 @ 1mA
Power Dissipation (Max) (mW)	360	360	360	225	250	300
Operating Temperature (°C)	-55 to 150	-55 to 150	-55 to 150	to 150	-65 to 150	-55 to 150
Package	SOT-23-3	SOT-23-3	SOT-23-3	SOT-23-3	TO-236AB	SOT-23-3
RoHS Status	Not specified	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant
REACH Status	REACH Unaffected	REACH Unaffected	REACH Unaffected	REACH Unaffected	REACH Unaffected	REACH Unaffected

Engineering Selection Recommendations

For Direct Replacement (Identical Electrical Performance):

BSS84PH6327XTSA2 and BSS84PH6433XTMA1 are the preferred substitutes. Both parts are manufactured by Infineon Technologies and provide identical electrical specifications to the BSS84PL6433HTMA1. BSS84PH6327XTSA2 carries Active product status with 20,200 units in stock and is available in Cut Tape and Digi-Reel packaging. BSS84PH6433XTMA1 carries Last Time Buy status with 93,200 units in stock and is available in Cut Tape packaging. Both parts are ROHS3 Compliant and REACH Unaffected. Selection between these two should be based on packaging requirements and long-term supply availability.

For Cost-Optimized Alternatives (Reduced Specifications):

BSS84-7-F (Diodes Incorporated) is an Active product with 205,100 units in stock. This part operates at 50V Vdss and 130mA Id, representing a 17% reduction in voltage rating and a 24% reduction in current rating compared to the main part. Power dissipation is rated at 300mW versus 360mW. This alternative is suitable only for applications where the reduced electrical specifications do not compromise circuit performance or safety margins.

BSS84 (Good-Ark Semiconductor) is an Active product with 359,158 units in stock. This part also operates at 50V Vdss and 130mA Id with 225mW power dissipation. Selection of this alternative requires verification that the reduced specifications are compatible with the design.

Not Recommended for New Designs:

BSS84,215 (Nexperia USA Inc.) carries a Not For New Designs product status. Although 244,725 units are in stock, this part should not be selected for new circuit designs or long-term production commitments.

Frequently Asked Questions (FAQ)

Q: Can BSS84PH6327XTSA2 or BSS84PH6433XTMA1 be used as direct replacements for BSS84PL6433HTMA1?

A: Yes. Both parts are manufactured by Infineon Technologies and provide identical electrical specifications including 60V Vdss, 170mA Id, 8 Ohm Rds On, and 360mW power dissipation. Both are housed in SOT-23-3 packages and are pin-compatible. The primary difference is product status and packaging format. BSS84PH6327XTSA2 is Active; BSS84PH6433XTMA1 is Last Time Buy.

Q: What are the key differences between the Infineon parametric equivalents and the cross-manufacturer alternatives?

A: The Infineon parametric equivalents (BSS84PH6327XTSA2 and BSS84PH6433XTMA1) maintain the full 60V/170mA electrical specification. The cross-manufacturer alternatives (BSS84 from Good-Ark, BSS84,215 from Nexperia, and BSS84-7-F from Diodes) operate at reduced 50V/130mA specifications. The reduced-specification parts are suitable only if the application does not require the higher voltage or current ratings.

Q: Are all substitute parts available in the same package?

A: All substitute parts are available in SOT-23-3 or equivalent surface mount packages (TO-236-3, SC-59). BSS84,215 from Nexperia is specified as TO-236AB, which is mechanically and electrically compatible with SOT-23-3. Packaging format (Cut Tape, Digi-Reel, or bulk) varies by manufacturer and supplier.

Q: What is the significance of the product status designations?

A: Product status indicates the manufacturer's commitment to the part. Active parts are in full production and recommended for new designs. Last Time Buy parts are available in limited quantities before discontinuation. Obsolete parts are no longer manufactured. Not For New Designs parts should not be selected for new circuit development. For long-term supply security, Active parts are preferred.

Q: Are all substitute parts RoHS and REACH compliant?

A: All substitute parts listed are ROHS3 Compliant and REACH Unaffected. The main part (BSS84PL6433HTMA1) does not specify RoHS status but is REACH Unaffected. All parts meet current environmental and regulatory requirements for electronic component manufacturing and use.

Q: Can I use BSS84-7-F in a design that requires 60V operation?

A: No. BSS84-7-F is rated for 50V Vdss maximum. Using this part in a 60V circuit would exceed the device rating and create a reliability risk. The part must be used only in applications where the maximum operating voltage does not exceed 50V.

Q: What is the difference between Rds On specifications at different drive voltages?

A: Rds On (on-state resistance) varies with gate-source voltage (Vgs). The main part and Infineon equivalents specify Rds On at 10V Vgs, while some alternatives specify Rds On at 5V Vgs. Lower drive voltage typically results in higher Rds On. When selecting alternatives, verify that the Rds On specification at your circuit's actual drive voltage is acceptable for power dissipation and thermal management.

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