Equivalent & Substitute Parts for F5-16 Laminated Power Transformer

Part Overview

The F5-16 is a laminated core power transformer manufactured by Triad Magnetics, designed for chassis mount applications. This 12VA transformer converts 115V primary voltage to 16V secondary voltage with a maximum output current of 800mA. The part features a center tap on the secondary winding and dual termination options (solder and quick connect). The F5-16 is classified as an active product with full RoHS3 compliance and REACH unaffected status.

Substitute parts are identified when equivalent electrical specifications and mechanical compatibility parameters are met, enabling direct replacement in circuit designs without functional degradation.

Key Parameters

Parameter	Value	Specification Type
Voltage - Primary	115V	Electrical
Voltage - Secondary (Full Load)	16V	Electrical
Current - Output (Max)	800mA	Electrical
Power - Max	12VA	Electrical
Type	Laminated Core	Mechanical
Mounting Type	Chassis Mount	Mechanical
Center Tap	Yes	Electrical
Voltage - Isolation	2500VAC	Electrical
RoHS Status	ROHS3 Compliant	Compliance

Substitute Part Grouping Explanation

Substitution eligibility for the F5-16 transformer is determined by strict equivalence across the following critical parameters:

Electrical Parameters (Must Match Exactly):

Primary voltage: 115V
Secondary voltage: 16V
Maximum output current: 800mA
Power rating: 12VA
Center tap configuration: Present
Isolation voltage: 2500VAC minimum

Mechanical Parameters (Must Match Exactly):

Core type: Laminated
Mounting configuration: Chassis mount
Termination compatibility: Solder and quick connect options

Compliance Parameters (Must Match or Exceed):

RoHS3 compliance required
REACH unaffected status required

The Signal Transformer model 241-5-16 meets all substitution criteria and is classified as a direct equivalent.

Parameter Comparison

Parameter	F5-16 (Triad Magnetics)	241-5-16 (Signal Transformer)	Match Status
Voltage - Primary	115V	115V	Equivalent
Voltage - Secondary (Full Load)	16V	16V	Equivalent
Current - Output (Max)	800mA	800mA	Equivalent
Power - Max	12VA	12VA	Equivalent
Type	Laminated Core	Laminated Core	Equivalent
Mounting Type	Chassis Mount	Chassis Mount	Equivalent
Center Tap	Yes	Yes	Equivalent
Primary Winding(s)	Single	Single	Equivalent
Secondary Winding(s)	Single	Single	Equivalent
Voltage - Isolation	2500VAC	2500Vrms	Equivalent
Termination Style	Solder, Quick Connect - 0.187" (4.7mm)	Solder, Quick Connect	Compatible
RoHS Status	ROHS3 Compliant	ROHS3 Compliant	Equivalent
REACH Status	REACH Unaffected	REACH Unaffected	Equivalent
Weight	0.7 lb (317.51 g)	0.7 lb (317.51 g)	Equivalent

Engineering Selection Recommendations

Both the F5-16 and 241-5-16 transformers are active products with full regulatory compliance. Selection between these parts should be based on:

Availability and Lead Time: The 241-5-16 (Signal Transformer) currently has 971 units in stock compared to 840 units for the F5-16 (Triad Magnetics), providing greater availability for immediate procurement.

Packaging Consideration: The F5-16 is supplied in bulk packaging, while the 241-5-16 is supplied in box packaging. Packaging selection depends on order quantity and inventory management requirements.

Dimensional Tolerance: Both parts have equivalent heights (41.28mm vs. 42.80mm seated maximum) and lengths (71.42mm vs. 71.40mm). Width dimensions are 34.93mm (F5-16) versus 36.30mm (241-5-16). Verify chassis cutout dimensions to confirm mechanical fit in existing designs.

Regulatory Compliance: Both parts meet RoHS3 and REACH requirements, suitable for applications requiring environmental compliance certification.

Frequently Asked Questions (FAQ)

Q: Can the 241-5-16 directly replace the F5-16 in existing designs?

A: Yes. The 241-5-16 meets all electrical specifications (115V primary, 16V secondary, 800mA output, 12VA power rating, center tap, 2500VAC isolation) and mechanical requirements (laminated core, chassis mount, compatible termination). Both parts are RoHS3 compliant and REACH unaffected.

Q: Are there dimensional differences between these transformers?

A: Minor dimensional variations exist. Length: 71.42mm (F5-16) vs. 71.40mm (241-5-16). Width: 34.93mm (F5-16) vs. 36.30mm (241-5-16). Height: 41.28mm (F5-16) vs. 42.80mm (241-5-16). Verify that the 241-5-16's slightly larger width and height accommodate the existing chassis mounting location.

Q: What is the difference between bulk and box packaging?

A: Bulk packaging is used for larger quantity orders without individual boxes, reducing packaging material and cost per unit. Box packaging provides individual unit protection and is standard for smaller orders or component traceability requirements.

Q: Are the termination connectors identical?

A: Both transformers feature solder and quick connect termination options. The F5-16 specifies 0.187" (4.7mm) quick connect dimensions. Confirm connector compatibility with existing harnesses before substitution.

Q: Do both transformers have the same isolation voltage rating?

A: Yes. Both the F5-16 and 241-5-16 provide 2500VAC isolation voltage (expressed as 2500Vrms in the 241-5-16 specification), meeting equivalent safety and isolation requirements.

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