Equivalent & Substitute Parts for MCH6337-TL-E

Part Overview

The MCH6337-TL-E is a P-Channel MOSFET designed for surface mount applications, with a drain to source voltage of 20 V and a continuous drain current of 4.5A (Ta). The maximum Rds On is 49mOhm at 3A, 4.5V. The product is currently obsolete, necessitating the identification of equivalent or substitute models for ongoing designs, maintenance, or procurement where compatibility of electrical and mechanical parameters must be maintained.

Key Parameters

Manufacturer Part Number	Manufacturer	Category	FET Type	Technology	Drain to Source Voltage (Vdss)	Current - Continuous Drain (Id) @ 25°C	Drive Voltage (Max Rds On, Min Rds On)	Rds On (Max) @ Id, Vgs	Vgs(th) (Max) @ Id	Gate Charge (Qg) (Max) @ Vgs	Vgs (Max)	Input Capacitance (Ciss) (Max) @ Vds	Power Dissipation (Max)	Operating Temperature	Mounting Type	Supplier Device Package	Package / Case	Moisture Sensitivity Level (MSL)	REACH Status	ECCN	HTSUS	Part Status
MCH6337-TL-E	onsemi	Transistors, FETs, MOSFETs	P-Channel	MOSFET (Metal Oxide)	20 V	4.5A (Ta)	1.8V, 4.5V	49mOhm @ 3A, 4.5V	1.3V @ 1mA	7.3 nC @ 4.5 V	±10V	670 pF @ 10 V	1.5W (Ta)	150°C (TJ)	Surface Mount	SC-88FL/MCPH6	6-TSSOP, SC-88, SOT-363	1 (Unlimited)	REACH Unaffected	EAR99	8541.29.0095	Obsolete

Substitute Part Grouping Explanation

Substitution for MCH6337-TL-E is based strictly on these allowed electrical and mechanical parameters:

FET Type (P-Channel)
Drain to Source Voltage (Vdss)
Continuous Drain Current (Id)
Rds On (Max) @ Id, Vgs
Drive Voltage
Gate Charge (Qg)
Input Capacitance (Ciss)
Power Dissipation (Max)
Operating Temperature
Mounting Type
Package / Case
Moisture Sensitivity Level (MSL)
Compliance (REACH, ECCN, HTSUS)

Only parts that precisely match these criteria are grouped as substitutes.

Parameter Comparison

Manufacturer Part Number	Manufacturer	FET Type	Drain to Source Voltage (Vdss)	Current - Continuous Drain (Id) @ 25°C	Drive Voltage (Max Rds On, Min Rds On)	Rds On (Max) @ Id, Vgs	Vgs(th) (Max) @ Id	Gate Charge (Qg) (Max) @ Vgs	Vgs (Max)	Input Capacitance (Ciss) (Max) @ Vds	Power Dissipation (Max)	Operating Temperature	Mounting Type	Supplier Device Package	Package / Case	Moisture Sensitivity Level (MSL)	REACH Status	ECCN	HTSUS	Part Status
MCH6337-TL-E	onsemi	P-Channel	20 V	4.5A (Ta)	1.8V, 4.5V	49mOhm @ 3A, 4.5V	1.3V @ 1mA	7.3 nC @ 4.5 V	±10V	670 pF @ 10 V	1.5W (Ta)	150°C (TJ)	Surface Mount	SC-88FL/MCPH6	6-TSSOP, SC-88, SOT-363	1 (Unlimited)	REACH Unaffected	EAR99	8541.29.0095	Obsolete
MCH6337-TL-W	onsemi	P-Channel	20 V	4.5A (Ta)	1.8V, 4.5V	49mOhm @ 3A, 4.5V	1.3V @ 1mA	7.3 nC @ 4.5 V	±10V	670 pF @ 10 V	1.5W (Ta)	150°C (TJ)	Surface Mount	6-MCPH	6-SMD, Flat Leads	1 (Unlimited)	REACH Unaffected	EAR99	8541.29.0095	Obsolete

Engineering Selection Recommendations

Both MCH6337-TL-E and its substitute MCH6337-TL-W are classified as obsolete. MCH6337-TL-W adheres to ROHS3 compliance and retains REACH unaffected status. Moisture Sensitivity Level and all compliance identifiers remain consistent. Selection between these models should be based exclusively on certified product status and compliance documentation.

Frequently Asked Questions (FAQ)

Q1: What are the key substitute criteria for P-Channel MOSFETs in this category?
Permitted parameters for substitution include FET type, drain to source voltage, continuous drain current, drive voltage, Rds On, gate charge, input capacitance, power dissipation, operating temperature, mounting type, package/case, Moisture Sensitivity Level, and compliance factors.

Q2: Is the package/case critical when substituting MCH6337-TL-E?
Substitution requires matching surface mount packages and comparable footprint dimensions as defined: MCH6337-TL-E uses 6-TSSOP, SC-88, or SOT-363; MCH6337-TL-W uses 6-SMD, Flat Leads. Compatibility is maintained within allowed packaging definitions.

Q3: Does compliance with RoHS3 affect interchangability?
While both parts are obsolete, MCH6337-TL-W's RoHS3 status identifies compliance with current hazardous material standards. All other compliance aspects including REACH, ECCN, and HTSUS are equal.

Q4: Can I use the substitute part in all designs where the main part was used?
Based strictly on provided electrical and mechanical parameters, MCH6337-TL-W is equivalent for applications requiring identical MOSFET characteristics and form factor.

Q5: Does the Moisture Sensitivity Level (MSL) influence the substitute decision?
Both parts feature MSL 1 (unlimited), ensuring no restriction in shelf life or reflow assembly environments.

Q6: Do differences in detailed package nomenclature (SC-88FL/MCPH6 vs. 6-MCPH) impact substitution?
Both packages are surface mount types with 6 leads. Substitution is permissible within these stated package definitions.

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