API Delevan 4922-25L Fixed Inductor Equivalent & Substitute Parts

Part Overview

The API Delevan 4922-25L is a 100 µH unshielded drum core wirewound inductor rated for 760 mA continuous current with a maximum DC resistance of 672 mOhm. This surface mount component operates across the temperature range of -55°C to 125°C and is specified with ±15% inductance tolerance. The part is currently active in production with 1091 pieces available in inventory.

Substitute parts are identified when equivalent electrical and mechanical parameters are maintained within the specified tolerances and ratings. Alternative models may be required due to inventory availability, compliance requirements, or supply chain considerations.

Key Parameters

Parameter	Specification
Inductance	100 µH
Inductance Tolerance	±15%
Current Rating	760 mA
Saturation Current (Isat)	760 mA
DC Resistance (DCR)	672 mOhm Max
Core Material	Ferrite
Shielding	Unshielded
Operating Temperature Range	-55°C to 125°C
Mounting Type	Surface Mount
Package Type	Nonstandard
Physical Dimensions	0.505" L x 0.240" W (12.82 mm x 6.09 mm)
Height (Seated Max)	0.230" (5.84 mm)
Packaging Format	Tape & Reel (TR)

Substitute Part Grouping Explanation

Substitute parts for the 4922-25L are identified based on strict equivalence of the following critical parameters:

Electrical Parameters:

Inductance value: 100 µH
Inductance tolerance: ±15%
Current rating: 760 mA minimum
Saturation current: 760 mA minimum
DC resistance: 672 mOhm maximum
Core material: Ferrite
Shielding configuration: Unshielded

Mechanical Parameters:

Mounting type: Surface Mount
Package type: Nonstandard
Physical dimensions: 0.505" L x 0.240" W (12.82 mm x 6.09 mm)
Height seated maximum: 0.230" (5.84 mm)
Packaging format: Tape & Reel (TR)

Environmental Parameters:

Operating temperature range: -55°C to 125°C
Moisture sensitivity level: 1 (Unlimited)

The 4922R-25L meets all specified electrical, mechanical, and environmental parameters and qualifies as a direct substitute.

Parameter Comparison

Parameter	4922-25L	4922R-25L	Match Status
Manufacturer	API Delevan Inc.	API Delevan Inc.	Identical
Inductance	100 µH	100 µH	Identical
Inductance Tolerance	±15%	±15%	Identical
Current Rating (Amps)	760 mA	760 mA	Identical
Saturation Current (Isat)	760 mA	760 mA	Identical
DC Resistance (DCR)	672 mOhm Max	672 mOhm Max	Identical
Core Material	Ferrite	Ferrite	Identical
Shielding	Unshielded	Unshielded	Identical
Operating Temperature	-55°C ~ 125°C	-55°C ~ 125°C	Identical
Mounting Type	Surface Mount	Surface Mount	Identical
Package / Case	Nonstandard	Nonstandard	Identical
Size / Dimension	0.505" L x 0.240" W (12.82 mm x 6.09 mm)	0.505" L x 0.240" W (12.82 mm x 6.09 mm)	Identical
Height - Seated (Max)	0.230" (5.84 mm)	0.230" (5.84 mm)	Identical
Packaging Format	Tape & Reel (TR)	Tape & Reel (TR)	Identical
Moisture Sensitivity Level (MSL)	1 (Unlimited)	1 (Unlimited)	Identical
Product Status	Active	Active	Identical

Engineering Selection Recommendations

4922-25L (Original Part):

Product Status: Active
RoHS Status: RoHS non-compliant
REACH Status: REACH Unaffected
Current Inventory: 1091 pieces

4922R-25L (Substitute Part):

Product Status: Active
RoHS Status: ROHS3 Compliant
REACH Status: REACH Unaffected
Current Inventory: 10649 pieces

The 4922R-25L provides equivalent electrical and mechanical performance with improved regulatory compliance. The 4922R-25L achieves ROHS3 compliance, whereas the 4922-25L does not. Both parts maintain identical electrical specifications, physical dimensions, and environmental operating parameters. The 4922R-25L offers significantly higher inventory availability at 10649 pieces compared to 1091 pieces for the 4922-25L.

Selection between these parts should be based on compliance requirements and supply chain availability. Both parts are manufactured by API Delevan Inc. and are classified as Active products.

Frequently Asked Questions (FAQ)

Q: Can the 4922R-25L be used as a direct replacement for the 4922-25L in existing designs?

A: Yes. The 4922R-25L is electrically and mechanically equivalent to the 4922-25L. All critical parameters including inductance, current rating, DC resistance, core material, physical dimensions, and operating temperature range are identical. Both parts are surface mount components with identical package dimensions and Tape & Reel packaging format.

Q: What is the difference between the 4922-25L and 4922R-25L?

A: The primary difference is regulatory compliance. The 4922R-25L is ROHS3 compliant, while the 4922-25L is RoHS non-compliant. All electrical and mechanical specifications are identical. The 4922R-25L also has higher inventory availability.

Q: Are the physical dimensions identical between these parts?

A: Yes. Both the 4922-25L and 4922R-25L share identical physical dimensions of 0.505" L x 0.240" W (12.82 mm x 6.09 mm) with a maximum seated height of 0.230" (5.84 mm). Both are packaged in Tape & Reel format with identical nonstandard package specifications.

Q: Do these inductors have the same current handling capability?

A: Yes. Both parts are rated for 760 mA continuous current with identical saturation current (Isat) of 760 mA and maximum DC resistance of 672 mOhm.

Q: What is the operating temperature range for these parts?

A: Both the 4922-25L and 4922R-25L operate across the temperature range of -55°C to 125°C with identical moisture sensitivity level of 1 (Unlimited).

Q: Are these parts suitable for high-frequency applications?

A: Both parts are specified at 1 kHz for inductance frequency testing. Self-resonant frequency data is not provided in the specifications.

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