SDCL1005C12NJTDF Equivalent & Substitute Parts

Part Overview

The SDCL1005C12NJTDF is a 12 nH unshielded multilayer ceramic inductor manufactured by Shenzhen Sunlord Electronics Co., Ltd. in the 0402 (1005 Metric) surface mount package. This component is rated for 300 mA continuous current with a maximum DC resistance of 500 mOhm and operates across the temperature range of -55°C to 125°C. The part is currently in active production status with substantial inventory availability (395,200 pieces in stock).

Equivalent and substitute parts are identified when component availability becomes constrained, supply chain disruptions occur, or design flexibility is required for multi-source procurement strategies. Substitute parts must maintain identical electrical performance and mechanical compatibility to ensure direct replacement without circuit redesign.

Substiute Parts

SDCL1005C12NJTDF

Shenzhen Sunlord Electronics Co., Ltd.In Stock: 395226SDCL1005C12NJTDF Datasheet

Current PartRFQ

CTLL1005SF-12NJ

Central TechnologiesIn Stock: 1238CTLL1005SF-12NJ Datasheet

Parametric EquivalentRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitute parts for the SDCL1005C12NJTDF are qualified based on strict electrical and mechanical parameter matching. The following criteria determine substitution eligibility:

Electrical Parameters (Must Match Exactly):

• Inductance value: 12 nH
• Inductance tolerance: ±5%
• Current rating: 300 mA minimum
• DC resistance: 500 mOhm maximum
• Q factor @ 100 MHz: 8
• Self resonant frequency: 2.7 GHz
• Operating temperature range: -55°C to 125°C

Mechanical Parameters (Must Match Exactly):

• Package type: 0402 (1005 Metric)
• Mounting type: Surface Mount
• Physical dimensions: 0.039" L × 0.020" W (1.00 mm × 0.50 mm)
• Maximum seated height: 0.026" (0.65 mm)

Material Specifications (Must Match Exactly):

• Core material: Ceramic
• Inductor type: Multilayer
• Shielding: Unshielded

The CTLL1005SF-12NJ from Central Technologies meets all specified electrical, mechanical, and material requirements and qualifies as a parametric equivalent.

Parameter Comparison

Engineering Selection Recommendations

Both the SDCL1005C12NJTDF and CTLL1005SF-12NJ are active production components with identical electrical and mechanical specifications. Selection between these parts should be based on the following factors:

Availability and Lead Time: The SDCL1005C12NJTDF maintains significantly higher inventory (395,200 pieces) compared to the CTLL1005SF-12NJ (1,135 pieces). For applications requiring immediate procurement or high-volume production, the Shenzhen Sunlord part offers superior availability.

Compliance and Certifications: The CTLL1005SF-12NJ is explicitly certified as ROHS3 compliant. The SDCL1005C12NJTDF does not specify RoHS compliance status in the provided documentation. For applications subject to RoHS regulations, the Central Technologies part provides documented compliance assurance.

Supply Chain Diversification: Multi-source qualification of both parts enables supply chain resilience and reduces single-source dependency risk.

Both parts are suitable for direct substitution in 0402 surface mount applications requiring 12 nH inductance with 300 mA current handling capability across the -55°C to 125°C operating range.

Frequently Asked Questions (FAQ)

Q: Can the CTLL1005SF-12NJ be used as a direct replacement for the SDCL1005C12NJTDF?

A: Yes. The CTLL1005SF-12NJ meets all electrical, mechanical, and material specifications of the SDCL1005C12NJTDF. Both components feature identical inductance (12 nH), current rating (300 mA), DC resistance (500 mOhm max), Q factor (8 @ 100 MHz), self resonant frequency (2.7 GHz), operating temperature range (-55°C to 125°C), and 0402 package dimensions. Direct substitution is supported without circuit modification.

Q: Are there any package compatibility concerns when substituting between these parts?

A: No. Both the SDCL1005C12NJTDF and CTLL1005SF-12NJ use the identical 0402 (1005 Metric) surface mount package with matching physical dimensions (0.039" L × 0.020" W) and maximum seated height (0.026"). PCB footprints and reflow profiles remain unchanged.

Q: What is the significance of the Q factor specification?

A: The Q factor of 8 at 100 MHz indicates the quality factor of the inductor at that frequency, representing the ratio of reactive power to dissipated power. Both parts maintain identical Q factor performance, ensuring equivalent frequency response and signal integrity characteristics in RF and high-frequency applications.

Q: Does the ±5% inductance tolerance affect substitution compatibility?

A: No. Both parts share the identical ±5% inductance tolerance specification. This tolerance band ensures that any part from either manufacturer will fall within the same inductance range, maintaining circuit performance consistency.

Q: What is the self resonant frequency and why does it matter?

A: The self resonant frequency (SRF) of 2.7 GHz represents the frequency at which the inductor transitions from inductive to capacitive behavior. Both parts maintain identical SRF, ensuring equivalent high-frequency performance and preventing unexpected impedance characteristics in circuits operating near or above this frequency threshold.

Q: Are there differences in moisture sensitivity between these parts?

A: The SDCL1005C12NJTDF specifies MSL 1 (Unlimited), indicating no moisture sensitivity restrictions. The CTLL1005SF-12NJ lists MSL as Vendor Undefined. Both parts are suitable for standard PCB assembly and storage conditions without special moisture control requirements.

Q: Which part should be selected for RoHS-regulated applications?

A: The CTLL1005SF-12NJ carries explicit ROHS3 compliance certification. For applications subject to RoHS directives, this part provides documented regulatory compliance. The SDCL1005C12NJTDF does not specify RoHS status in available documentation.