SCB63C-151 Equivalent & Substitute Parts

Part Overview

The SCB63C-151 is a 150 µH shielded surface mount inductor manufactured by Signal Transformer, rated for 530 mA continuous current with a maximum DC resistance of 990 mOhm. This component is classified as obsolete, making equivalent substitutes necessary for new designs and ongoing production requirements. The part operates across the industrial temperature range of -40°C to 125°C and meets ROHS3 compliance standards.

Substiute Parts

SCB63C-151

Signal TransformerIn Stock: 1063SCB63C-151 Datasheet

Current PartRFQ

SCRH5D28-151

Signal TransformerIn Stock: 808SCRH5D28-151 Datasheet

MFR RecommendedRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution of the SCB63C-151 is based on the following critical parameters that must remain compatible:

• Inductance Value: 150 µH (primary functional requirement)
• Shielding Type: Shielded (electromagnetic interference containment)
• Mounting Configuration: Surface Mount (PCB assembly compatibility)
• Package Footprint: 6.20mm x 6.20mm (physical board space constraint)
• Operating Temperature Range: -40°C to 125°C (thermal environment compatibility)
• Current Handling Capability: Minimum 530 mA rated current
• DC Resistance: Maximum acceptable value for circuit performance

The SCRH5D28-151 qualifies as a direct substitute based on matching inductance, shielding, mounting type, footprint dimensions, and operating temperature range. Current rating and DC resistance parameters remain within acceptable tolerance for equivalent functionality.

Parameter Comparison

Engineering Selection Recommendations

The SCRH5D28-151 is the qualified substitute for the obsolete SCB63C-151. Selection is based on the following engineering criteria:

Electrical Compatibility: Both parts maintain identical inductance values at 150 µH with matching operating temperature ranges. The substitute provides superior current handling (680 mA vs. 530 mA) and lower DC resistance (956 mOhm vs. 990 mOhm), resulting in improved thermal performance and reduced power dissipation in the circuit.

Physical Compatibility: Identical package footprint (6.20mm x 6.20mm) and height (3.00mm) ensure direct PCB layout compatibility without redesign requirements.

Regulatory Compliance: Both parts meet ROHS3 compliance and REACH unaffected status, maintaining regulatory requirements for current and future production.

Product Availability: The SCRH5D28-151 is classified as active product status with 728 units in stock, ensuring supply chain continuity compared to the obsolete SCB63C-151.

Frequently Asked Questions (FAQ)

Q: Can the SCRH5D28-151 be used as a direct replacement for the SCB63C-151 without circuit modifications?

A: Yes. Both inductors share identical inductance values, package dimensions, shielding configuration, and operating temperature range. The substitute's higher current rating and lower DC resistance provide equivalent or improved performance in the same circuit application.

Q: What is the difference in inductance tolerance between these parts?

A: The SCB63C-151 has ±20% tolerance while the SCRH5D28-151 has ±30% tolerance. For circuits requiring tighter inductance control, the original part specification should be verified. However, both tolerances fall within standard inductor manufacturing ranges.

Q: Are there any thermal performance differences?

A: The SCRH5D28-151 exhibits lower DC resistance (956 mOhm vs. 990 mOhm), resulting in reduced I²R losses and lower operating temperature under identical current conditions. This represents a performance improvement over the original part.

Q: What packaging format is available for the substitute part?

A: The SCRH5D28-151 is supplied in Tape & Reel (TR) format, suitable for automated assembly processes. The original SCB63C-151 packaging format is not specified in available data.

Q: Are both parts suitable for high-reliability applications?

A: Both parts meet ROHS3 compliance and carry Moisture Sensitivity Level 1 (unlimited), indicating suitability for standard industrial applications. Specific high-reliability requirements should be evaluated against application-specific standards.