1F6G-TP Equivalent & Substitute Parts

Part Overview

The 1F6G-TP is a general-purpose rectifier diode rated for 800 V DC reverse voltage and 1 A average rectified current in an R-1 axial through-hole package. Manufactured by Micro Commercial Co, this component is classified as obsolete. Due to its obsolete product status and limited ongoing availability from the original manufacturer, identifying equivalent substitute components is necessary to maintain design continuity and ensure supply chain reliability for applications requiring this diode specification.

Key Parameters

Parameter	Value	Unit
Voltage - DC Reverse (Vr) (Max)	800	V
Current - Average Rectified (Io)	1	A
Voltage - Forward (Vf) (Max) @ If	1.3	V @ 1 A
Reverse Recovery Time (trr)	500	ns
Current - Reverse Leakage @ Vr	5	µA @ 800 V
Mounting Type	Through Hole	-
Package / Case	R-1, Axial	-
Operating Temperature - Junction	-55°C ~ 150°C	-

Substitute Part Grouping Explanation

Substitution of the 1F6G-TP is determined by equivalence across the following critical electrical and mechanical parameters:

Electrical Equivalence Criteria:

Voltage - DC Reverse (Vr) (Max): 800 V
Current - Average Rectified (Io): 1 A
Voltage - Forward (Vf) (Max) @ If: 1.3 V @ 1 A
Reverse Recovery Time (trr): 500 ns
Current - Reverse Leakage @ Vr: 5 µA @ 800 V

Mechanical Equivalence Criteria:

Mounting Type: Through Hole
Package / Case: R-1, Axial

The substitute part 1F6 manufactured by SMC Diode Solutions meets all specified electrical and mechanical parameters, enabling direct functional replacement in applications designed for the 1F6G-TP.

Parameter Comparison

Parameter	1F6G-TP (Micro Commercial Co)	1F6 (SMC Diode Solutions)	Match
Voltage - DC Reverse (Vr) (Max)	800 V	800 V	Yes
Current - Average Rectified (Io)	1 A	1 A	Yes
Voltage - Forward (Vf) (Max) @ If	1.3 V @ 1 A	1.3 V @ 1 A	Yes
Reverse Recovery Time (trr)	500 ns	500 ns	Yes
Current - Reverse Leakage @ Vr	5 µA @ 800 V	5 µA @ 800 V	Yes
Capacitance @ Vr, F	12 pF @ 4V, 1MHz	15 pF @ 4V, 1MHz	Comparable
Mounting Type	Through Hole	Through Hole	Yes
Package / Case	R-1, Axial	R-1, Axial	Yes
Operating Temperature - Junction	-55°C ~ 150°C	-65°C ~ 150°C	Compatible
Product Status	Obsolete	Active	Favorable
RoHS Status	ROHS3 Compliant	ROHS3 Compliant	Yes
Moisture Sensitivity Level (MSL)	1 (Unlimited)	1 (Unlimited)	Yes

Engineering Selection Recommendations

The 1F6 manufactured by SMC Diode Solutions is a direct functional equivalent to the 1F6G-TP. Selection of the 1F6 substitute is supported by the following factors:

Product Status: The 1F6G-TP is classified as obsolete, whereas the 1F6 maintains active product status. This distinction ensures ongoing availability and supply chain continuity.

Compliance Certifications: Both components are ROHS3 compliant and carry identical Moisture Sensitivity Level (MSL) ratings of 1 (Unlimited), confirming equivalent environmental and handling requirements.

Electrical Performance: All critical electrical parameters—reverse voltage rating, average rectified current, forward voltage drop, reverse recovery time, and reverse leakage current—are identical between the two components.

Mechanical Compatibility: Both components utilize the R-1 axial through-hole package, ensuring direct physical compatibility with existing printed circuit board layouts and assembly processes.

Operating Temperature Range: The 1F6 provides an extended lower operating temperature limit (-65°C versus -55°C), offering improved performance margin in low-temperature applications.

Frequently Asked Questions (FAQ)

Q: Can the 1F6 directly replace the 1F6G-TP in existing designs?

A: Yes. The 1F6 meets all specified electrical and mechanical parameters of the 1F6G-TP, including voltage rating, current rating, forward voltage drop, reverse recovery time, and package configuration. Direct substitution is supported without circuit modification.

Q: What is the significance of the obsolete status of the 1F6G-TP?

A: Obsolete product status indicates that the original manufacturer (Micro Commercial Co) has discontinued production and support. The 1F6 substitute, maintained in active production by SMC Diode Solutions, provides assured long-term availability and supply reliability.

Q: Are there differences in capacitance between the 1F6G-TP and 1F6?

A: The 1F6G-TP specifies 12 pF capacitance at 4 V and 1 MHz, while the 1F6 specifies 15 pF under identical conditions. This 3 pF difference is within typical component tolerance ranges and does not affect functional equivalence for general-purpose rectification applications.

Q: Do both components require identical handling and storage procedures?

A: Yes. Both components carry Moisture Sensitivity Level (MSL) rating 1 (Unlimited), indicating no special moisture control requirements during storage or handling. Standard electronic component storage practices apply to both parts.

Q: What is the packaging difference between the 1F6G-TP and 1F6?

A: The 1F6G-TP is supplied in standard packaging, while the 1F6 is supplied in Tape & Box (TB) format. Both components are housed in identical R-1 axial through-hole packages suitable for the same circuit board applications. The packaging format difference affects only procurement and handling logistics, not component performance or compatibility.

Q: Are both components compliant with current environmental regulations?

A: Yes. Both the 1F6G-TP and 1F6 are ROHS3 compliant and carry REACH Unaffected or REACH Affected status respectively, confirming compliance with current environmental and hazardous substance regulations applicable to electronic components.

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