AP7315-25FS4-7B Equivalent & Substitute Parts

Part Overview

The AP7315-25FS4-7B is a linear voltage regulator IC manufactured by Diodes Incorporated, designed for positive fixed output applications. This device delivers a fixed 2.5V output at 150mA with a maximum dropout voltage of 0.32V, making it suitable for low-power supply applications requiring stable voltage regulation. The part is currently in active production status with 939 units available in inventory. Substitute parts are identified when electrical parameters, mechanical packaging, and compliance certifications remain identical across alternative part numbers from the same manufacturer.

Substiute Parts

AP7315-25FS4-7B

Diodes IncorporatedIn Stock: 1037AP7315-25FS4-7B Datasheet

Current PartRFQ

AP7315D-25FS4-7B

Diodes IncorporatedIn Stock: 30164AP7315D-25FS4-7B Datasheet

Parametric EquivalentRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution eligibility for the AP7315-25FS4-7B is determined by strict equivalence across the following critical parameters:

• Output voltage configuration: Fixed 2.5V positive output
• Output current rating: 150mA
• Maximum input voltage: 5.25V
• Dropout voltage specification: 0.32V @ 150mA
• Package designation: 4-XDFN Exposed Pad (X2-DFN1010-4)
• Quiescent current: 60 µA
• Protection features: Over Current protection
• Operating temperature range: -40°C to 85°C
• Compliance certifications: ROHS3, REACH Unaffected

The AP7315D-25FS4-7B meets all substitution criteria as a parametric equivalent from Diodes Incorporated, maintaining identical electrical specifications and mechanical packaging.

Parameter Comparison

Engineering Selection Recommendations

Both the AP7315-25FS4-7B and AP7315D-25FS4-7B are active production parts from Diodes Incorporated with identical electrical and mechanical specifications. Selection between these parts may be based on inventory availability: the AP7315-25FS4-7B has 939 units in stock, while the AP7315D-25FS4-7B has 30,100 units available. Both parts maintain ROHS3 compliance and REACH unaffected status, meeting current regulatory requirements for electronic component procurement. The identical package designation (X2-DFN1010-4) ensures direct PCB compatibility without layout modifications.

Frequently Asked Questions (FAQ)

Q: Can AP7315D-25FS4-7B replace AP7315-25FS4-7B in existing designs?

A: Yes. Both parts are parametric equivalents with identical output voltage, current rating, dropout voltage, package type, and operating temperature range. No circuit modifications are required.

Q: Are there differences in the package or pinout between these parts?

A: No. Both parts use the 4-XDFN Exposed Pad package (X2-DFN1010-4) with identical pinout and mechanical dimensions.

Q: Do both parts meet the same compliance standards?

A: Yes. Both the AP7315-25FS4-7B and AP7315D-25FS4-7B are ROHS3 compliant and REACH unaffected.

Q: What is the significance of the "D" designation in AP7315D-25FS4-7B?

A: The "D" designation indicates a variant within the AP7315 base product family. Both parts maintain identical electrical performance and are functionally interchangeable.

Q: Can these parts be used interchangeably on the same PCB assembly?

A: Yes. Identical package type, pinout, and electrical specifications allow direct substitution without PCB redesign or rework.