CLF7045T-151M-D Equivalent & Substitute Parts

Part Overview

The CLF7045T-151M-D is a 150 µH shielded drum core wirewound inductor manufactured by TDK Corporation, designed for surface mount applications. This component is rated for 610 mA continuous current with a maximum DC resistance of 576 mOhm and operates across the temperature range of -40°C to 150°C. The part maintains Active product status and carries AEC-Q200 automotive qualification, making it suitable for demanding industrial and automotive applications.

Substitute parts are identified when equivalent electrical performance can be maintained within the allowed parameter tolerances while meeting or exceeding the original specifications for current rating, DC resistance, and operating temperature range.

Substiute Parts

CLF7045T-151M-D

TDK CorporationIn Stock: 1070CLF7045T-151M-D Datasheet

Current PartRFQ

CLF7045NIT-151M-D

TDK CorporationIn Stock: 4711CLF7045NIT-151M-D Datasheet

MFR RecommendedRFQ

Key Parameters

Substitute Part Grouping Explanation

The CLF7045NIT-151M-D qualifies as a direct substitute based on the following criteria:

Electrical Equivalence:

• Identical inductance value of 150 µH with matching ±20% tolerance
• Ferrite drum core construction with shielding maintained
• Saturation current of 690 mA exceeds the original 670 mA specification
• DC resistance of 520 mOhm is lower than the original 576 mOhm maximum, indicating improved performance
• Current rating of 690 mA exceeds the original 610 mA requirement

Mechanical & Environmental Compatibility:

• Surface mount configuration preserved
• Operating temperature range of -55°C ~ 150°C extends the lower temperature limit beyond the original -40°C specification
• Nonstandard package case maintained
• Physical dimensions (7.40mm L x 7.00mm W x 4.80mm H) remain within acceptable mechanical envelope tolerances
• AEC-Q200 automotive qualification retained
• ROHS3 compliance and unlimited moisture sensitivity level (MSL 1) maintained

Packaging Difference:

• Original part supplied in Cut Tape (CT) packaging
• Substitute supplied in Tape & Reel (TR) packaging, suitable for automated assembly processes

Parameter Comparison

Engineering Selection Recommendations

Both the CLF7045T-151M-D and CLF7045NIT-151M-D maintain Active product status from TDK Corporation and carry identical AEC-Q200 automotive qualification. The substitute part CLF7045NIT-151M-D provides equivalent or superior electrical performance across all critical parameters: matching inductance and tolerance, exceeding current ratings, reducing DC resistance, and extending the lower operating temperature limit.

The primary distinction between these parts is packaging format. The original CLF7045T-151M-D is supplied in Cut Tape packaging, while the substitute CLF7045NIT-151M-D is supplied in Tape & Reel format. This difference affects procurement and assembly processes but does not impact electrical or mechanical performance.

Both parts maintain ROHS3 compliance and unlimited moisture sensitivity rating (MSL 1), ensuring compatibility with standard manufacturing and storage conditions.

Frequently Asked Questions (FAQ)

Q: Can CLF7045NIT-151M-D replace CLF7045T-151M-D in existing designs?

A: Yes. The substitute part maintains identical inductance, tolerance, shielding, core material, mounting type, and AEC-Q200 qualification. Electrical performance is equivalent or superior across all specified parameters.

Q: What is the difference between Cut Tape and Tape & Reel packaging?

A: Cut Tape (CT) packaging supplies individual components on tape segments, suitable for manual or small-scale assembly. Tape & Reel (TR) packaging supplies components on continuous reels, optimized for automated pick-and-place assembly processes. Both formats contain identical components.

Q: Does the lower DC resistance of the substitute part affect circuit design?

A: No. Lower DC resistance (520 mOhm vs. 576 mOhm) represents improved performance. It reduces resistive losses and heat generation, benefiting overall circuit efficiency without requiring design modifications.

Q: Is the extended temperature range of the substitute part significant?

A: The substitute part operates from -55°C to 150°C, compared to the original -40°C to 150°C. This extended lower temperature limit provides additional operational margin for applications exposed to extreme cold environments, though both parts meet standard industrial temperature requirements.

Q: Are both parts suitable for automotive applications?

A: Yes. Both CLF7045T-151M-D and CLF7045NIT-151M-D carry AEC-Q200 automotive qualification, confirming suitability for automotive-grade applications.

Q: What inventory considerations apply to these parts?

A: The original CLF7045T-151M-D has 1029 pieces in stock. The substitute CLF7045NIT-151M-D has 4663 pieces in stock, providing greater availability for procurement planning.