1210HS-152EKFS Equivalent & Substitute Parts

Part Overview

The 1210HS-152EKFS is a 1.5 µH unshielded drum core wirewound inductor manufactured by Delta Electronics/Components, designed for surface mount applications in the 1210 (3225 Metric) package. This component is rated for 400 mA continuous current with a DC resistance of 600mOhm and operates across the temperature range of -40°C to 85°C.

The 1210HS-152EKFS has reached obsolete product status. Identifying equivalent substitute parts is necessary to maintain design continuity, ensure supply chain availability, and support ongoing production requirements for applications utilizing this inductor specification.

Substiute Parts

1210HS-152EKFS

Delta Electronics/ComponentsIn Stock: 9361210HS-152EKFS Datasheet

Current PartRFQ

NLCV32T-1R5M-EF

TDK CorporationIn Stock: 18504NLCV32T-1R5M-EF Datasheet

DirectRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution eligibility for the 1210HS-152EKFS is determined by the following critical parameters:

Mandatory Matching Criteria:

• Inductance value: 1.5 µH
• Package / Case: 1210 (3225 Metric)
• Core type: Drum Core, Wirewound
• Core material: Ferrite
• Shielding configuration: Unshielded
• Mounting type: Surface Mount

Allowable Parameter Variations:

• Current Rating: Substitute must equal or exceed 400 mA
• DC Resistance (DCR): Substitute must be equal to or lower than 600mOhm
• Operating Temperature Range: Substitute must cover or exceed -40°C to 85°C
• Tolerance: Substitute tolerance must be compatible with circuit design requirements
• RoHS and REACH compliance: Substitute must maintain equivalent regulatory status

The NLCV32T-1R5M-EF from TDK Corporation meets all mandatory matching criteria and demonstrates improved electrical performance characteristics within allowable parameter variations.

Parameter Comparison

Engineering Selection Recommendations

The NLCV32T-1R5M-EF from TDK Corporation is a direct substitute for the obsolete 1210HS-152EKFS. Selection is based on the following engineering factors:

Regulatory Compliance: Both components maintain ROHS3 compliance and REACH Unaffected status, ensuring equivalent environmental and regulatory standing.

Product Availability: The 1210HS-152EKFS is obsolete with limited remaining inventory. The NLCV32T-1R5M-EF is an active product with substantial stock availability (18,410 Pcs), supporting long-term supply chain requirements.

Electrical Performance: The NLCV32T-1R5M-EF provides superior electrical characteristics within the allowable parameter range: current rating of 830 mA exceeds the 400 mA requirement, and DC resistance of 143 mOhm maximum is significantly lower than the 600 mOhm specification. These improvements reduce thermal dissipation and enhance circuit efficiency.

Package Compatibility: Both components utilize the 1210 (3225 Metric) surface mount package with identical seated height of 2.40mm maximum, ensuring direct PCB layout compatibility without redesign.

Temperature Range: The NLCV32T-1R5M-EF operating range of -40°C to 105°C exceeds the original -40°C to 85°C specification, providing extended thermal margin for demanding applications.

Frequently Asked Questions (FAQ)

Q: Can the NLCV32T-1R5M-EF be used as a direct replacement for the 1210HS-152EKFS without PCB modifications?

A: Yes. Both components share the identical 1210 (3225 Metric) package designation and 2.40mm maximum seated height. Physical footprint compatibility is confirmed. No PCB layout changes are required.

Q: What is the significance of the different inductance tolerances (±10% vs ±20%)?

A: The 1210HS-152EKFS specifies ±10% tolerance while the NLCV32T-1R5M-EF specifies ±20%. Circuit designs must accommodate the wider tolerance band of the substitute. If the original design relied on the tighter ±10% tolerance for critical frequency response or impedance matching, circuit performance validation is necessary.

Q: How do the different Q factors (30 vs 10 @ 7.96 MHz) affect circuit performance?

A: Q factor represents inductor quality at a specific frequency. The original part exhibits higher Q (30), indicating lower losses at 7.96 MHz. The substitute exhibits lower Q (10). In high-frequency filtering or resonant applications, this difference may affect circuit bandwidth, insertion loss, or selectivity. Circuit-level performance analysis is required for frequency-dependent applications.

Q: Why is the self-resonant frequency different (200 MHz vs 80 MHz)?

A: Self-resonant frequency is determined by the inductor's parasitic capacitance. The lower self-resonant frequency of the substitute (80 MHz) indicates higher parasitic capacitance. This parameter is critical in applications operating near or above the self-resonant frequency. For applications operating well below 80 MHz, this difference has minimal impact.

Q: Is the lower DC resistance of the NLCV32T-1R5M-EF (143 mOhm vs 600 mOhm) always beneficial?

A: Lower DC resistance reduces I²R losses and thermal dissipation, which is generally advantageous. However, in current-sensing applications or circuits where the inductor's resistance is part of the design specification, the significant reduction may alter circuit behavior. Application-specific validation is required.

Q: What is the packaging difference between the two parts?

A: The 1210HS-152EKFS is supplied in standard packaging, while the NLCV32T-1R5M-EF is supplied in Tape & Reel (TR) format. Tape & Reel packaging is standard for automated assembly processes and offers superior handling for high-volume production. Manual assembly processes may require reel-to-tube conversion or alternative handling procedures.

Q: Are both components suitable for lead-free soldering processes?

A: Both components are ROHS3 compliant, confirming compatibility with lead-free soldering processes. Moisture Sensitivity Level (MSL) is 1 (Unlimited) for both parts, indicating no special moisture control requirements during storage or assembly.