SF-1206SP150-2 Equivalent & Substitute Parts

Part Overview

The SF-1206SP150-2 is a 1.5A surface mount board mount fuse rated for 63V DC operation in a 1206 (3216 Metric) package. This component is manufactured by Bourns Inc. under the SinglFuse™ SF-1206SP series and maintains Active product status. The fuse employs slow blow response characteristics suitable for applications requiring transient surge protection without nuisance trips. Substitute parts are identified when equivalent electrical performance and mechanical compatibility are maintained across the specified parameter set.

Substiute Parts

SF-1206SP150-2

Bourns Inc.In Stock: 3908SF-1206SP150-2 Datasheet

Current PartRFQ

SF-1206S150-2

Bourns Inc.In Stock: 3081SF-1206S150-2 Datasheet

Parametric EquivalentRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution of the SF-1206SP150-2 is permissible with the SF-1206S150-2 based on equivalence across the following critical parameters:

Current Rating: Both parts are rated at 1.5 A, ensuring identical load protection characteristics.

Voltage Rating - DC: Both parts maintain 63 V DC rating, confirming equivalent voltage withstand capability.

Response Time: Both employ slow blow characteristics, preserving transient surge tolerance.

Package / Case: Both utilize the 1206 (3216 Metric) surface mount package, ensuring mechanical and thermal compatibility on printed circuit boards.

Mounting Type: Both are surface mount board mount fuses, maintaining identical PCB assembly compatibility.

Fuse Type: Both are board mount fuses with cartridge style excluded, confirming functional equivalence.

Breaking Capacity @ Rated Voltage: Both are rated at 50A, ensuring equivalent fault current interruption capability.

Operating Temperature Range: Both operate across -20°C ~ 105°C, confirming thermal performance equivalence.

Physical Dimensions: Both share identical dimensions of 0.122" L x 0.061" W x 0.024" H (3.10mm x 1.55mm x 0.60mm).

Approval Agency: Both carry UL approval, confirming equivalent regulatory compliance.

RoHS Status: Both are ROHS3 Compliant, meeting equivalent environmental standards.

Moisture Sensitivity Level: Both are MSL 1 (Unlimited), indicating equivalent moisture handling requirements.

Parameter Comparison

Engineering Selection Recommendations

Both the SF-1206SP150-2 and SF-1206S150-2 maintain Active product status from Bourns Inc., confirming ongoing manufacturing support and availability. Both components carry UL approval and ROHS3 compliance, meeting equivalent regulatory and environmental standards. Selection between these parts is determined by application-specific requirements and inventory availability, as electrical performance and mechanical compatibility are equivalent across all specified parameters.

Frequently Asked Questions (FAQ)

Q: Can SF-1206S150-2 be used as a direct replacement for SF-1206SP150-2?

A: Yes. Both parts share identical current rating (1.5 A), voltage rating (63 V DC), response time (slow blow), package (1206), and all other critical electrical and mechanical parameters. They are functionally equivalent for board mount fuse applications.

Q: Are there any differences in physical dimensions between these parts?

A: No. Both parts have identical dimensions of 0.122" L x 0.061" W x 0.024" H (3.10mm x 1.55mm x 0.60mm), ensuring identical PCB footprint compatibility.

Q: Do both parts meet the same regulatory standards?

A: Yes. Both parts carry UL approval and are ROHS3 Compliant, meeting equivalent regulatory and environmental requirements.

Q: What is the difference between the SF-1206SP and SF-1206S series designations?

A: The series designation reflects internal Bourns manufacturing classifications. Both series maintain equivalent electrical performance and mechanical compatibility for the 1.5 A, 63 V DC slow blow fuse in 1206 package format.

Q: Are moisture sensitivity requirements the same for both parts?

A: Yes. Both parts are rated MSL 1 (Unlimited), indicating identical moisture handling and storage requirements.

Q: Can these parts be used interchangeably in existing designs?

A: Yes. Electrical performance, mechanical compatibility, and regulatory compliance are equivalent, permitting direct substitution in circuit designs rated for 1.5 A, 63 V DC slow blow fuse protection.