FPF2164 Equivalent & Substitute Parts

Part Overview

The FPF2164 is a Power Switch/Driver IC featuring a 1:1 P-Channel configuration with 1.5A output capacity in a 6-MicroFET (2x2) package. This component functions as a high-side power switch with integrated status flag and comprehensive fault protection including current limiting, over-temperature, reverse current, and UVLO (Under-Voltage Lock-Out) capabilities.

The FPF2164 is classified as obsolete. Identifying equivalent substitute parts is necessary to maintain design continuity, ensure supply chain reliability, and support ongoing production requirements for applications utilizing this power management topology.

Substiute Parts

FPF2164

onsemiIn Stock: 1650FPF2164 Datasheet

Current PartRFQ

FPF2165

onsemiIn Stock: 20339FPF2165 Datasheet

Parametric EquivalentRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution eligibility for the FPF2164 is determined by strict equivalence across the following critical parameters:

• Output Type: P-Channel high-side configuration
• Current Rating: 1.5A maximum output
• Load Voltage Range: 1.8V ~ 5.5V
• On-Resistance: 120mOhm typical
• Package Type: 6-WDFN Exposed Pad
• Fault Protection Features: Current Limiting (Adjustable), Over Temperature, Reverse Current, UVLO
• Interface: On/Off control with Status Flag
• Operating Temperature Range: -40°C ~ 85°C

The FPF2165 meets all specified electrical and mechanical parameters, establishing it as a parametric equivalent. Both parts share identical functional specifications, package geometry, and thermal characteristics, enabling direct substitution in applications designed for the FPF2164.

Parameter Comparison

Engineering Selection Recommendations

The FPF2165 is the recommended substitute for the obsolete FPF2164. Both components are manufactured by onsemi and maintain identical electrical specifications, mechanical packaging, and fault protection architecture.

The FPF2165 carries Active product status, ensuring continued availability and manufacturing support. Both parts maintain ROHS3 compliance and REACH unaffected status, satisfying regulatory requirements for current and future production.

Selection between these parts should prioritize the FPF2165 for new designs and ongoing production due to its active lifecycle status and confirmed supply chain availability.

Frequently Asked Questions (FAQ)

Q: Can the FPF2165 directly replace the FPF2164 in existing designs?

A: Yes. The FPF2165 is a parametric equivalent with identical electrical ratings (1.5A output, 120mOhm Rds On, 1.8V ~ 5.5V load voltage), identical package geometry (6-WDFN Exposed Pad), and identical fault protection features. No circuit modifications are required.

Q: What is the primary difference between FPF2164 and FPF2165?

A: The FPF2164 is classified as obsolete, while the FPF2165 maintains active product status. All functional and electrical parameters are identical.

Q: Are there any package or pinout differences?

A: No. Both parts use the 6-WDFN Exposed Pad package with identical pinout and mechanical dimensions.

Q: Do both parts meet the same compliance standards?

A: Yes. Both the FPF2164 and FPF2165 are ROHS3 compliant, REACH unaffected, and carry MSL 1 (Unlimited) moisture sensitivity rating.

Q: What fault protection features are included in both parts?

A: Both parts include current limiting (adjustable), over-temperature protection, reverse current protection, and UVLO (Under-Voltage Lock-Out).