Equivalent & Substitute Parts for 6A06-G General Purpose Rectifier Diode

Part Overview

The Comchip Technology 6A06-G is a general purpose rectifier diode rated for 600 V DC reverse voltage and 6 A average rectified current in an R-6 axial through-hole package. This component is classified as Active product status with ROHS3 compliance and unlimited moisture sensitivity level. Substitute parts are identified based on electrical parameter equivalence and mechanical compatibility within the through-hole rectifier diode category.

Key Parameters

Parameter	Value	Unit
Voltage - DC Reverse (Vr) (Max)	600	V
Current - Average Rectified (Io)	6	A
Voltage - Forward (Vf) (Max) @ If	1	V @ 6 A
Speed	Standard Recovery >500ns, > 200mA (Io)	—
Current - Reverse Leakage @ Vr	10	µA @ 600 V
Mounting Type	Through Hole	—
Operating Temperature - Junction	-55 to 125	°C
RoHS Status	ROHS3 Compliant	—

Substitute Part Grouping Explanation

Substitute parts for the 6A06-G are qualified based on the following electrical and mechanical criteria:

Primary Equivalence Parameters:

Voltage - DC Reverse (Vr) (Max): 600 V
Current - Average Rectified (Io): 6 A
Mounting Type: Through Hole
Technology: Standard Recovery

Mechanical Compatibility: Substitute parts must use axial through-hole package configurations (R-6, DO-201AD, or P600) that are mechanically compatible with circuit board layouts designed for the 6A06-G.

Compliance Requirements: All substitute parts maintain ROHS3 compliance and EAR99 ECCN classification, ensuring regulatory equivalence.

The three identified substitute parts—60S6-TP (Micro Commercial Co), GI756-E3/54 (Vishay), and GI756-E3/73 (Vishay)—meet these criteria and are classified as Active products with current inventory availability.

Parameter Comparison

Parameter	6A06-G (Comchip)	60S6-TP (Micro Commercial)	GI756-E3/54 (Vishay)	GI756-E3/73 (Vishay)
Voltage - DC Reverse (Vr) (Max)	600 V	600 V	600 V	600 V
Current - Average Rectified (Io)	6 A	6 A	6 A	6 A
Voltage - Forward (Vf) (Max) @ If	1 V @ 6 A	1 V @ 6 A	900 mV @ 6 A	900 mV @ 6 A
Speed	Standard Recovery >500ns, > 200mA (Io)	Standard Recovery >500ns, > 200mA (Io)	Standard Recovery >500ns, > 200mA (Io)	Standard Recovery >500ns, > 200mA (Io)
Current - Reverse Leakage @ Vr	10 µA @ 600 V	5 µA @ 600 V	5 µA @ 600 V	5 µA @ 600 V
Capacitance @ Vr, F	100 pF @ 4V, 1MHz	150 pF @ 4V, 1MHz	150 pF @ 4V, 1MHz	150 pF @ 4V, 1MHz
Mounting Type	Through Hole	Through Hole	Through Hole	Through Hole
Package / Case	R-6, Axial	DO-201AD, Axial	P600, Axial	P600, Axial
Operating Temperature - Junction	-55 to 125 °C	-55 to 150 °C	-50 to 150 °C	-50 to 150 °C
RoHS Status	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant
Product Status	Active	Active	Active	Active

Engineering Selection Recommendations

Electrical Equivalence: All three substitute parts satisfy the core electrical requirements of 600 V reverse voltage and 6 A average rectified current. The 60S6-TP, GI756-E3/54, and GI756-E3/73 are electrically interchangeable with the 6A06-G for applications requiring these specifications.

Forward Voltage Consideration: The Vishay parts (GI756-E3/54 and GI756-E3/73) exhibit a forward voltage of 900 mV at 6 A, compared to 1 V for the 6A06-G and 60S6-TP. This lower forward voltage reduces power dissipation in high-current applications.

Reverse Leakage: The substitute parts demonstrate lower reverse leakage current (5 µA) compared to the 6A06-G (10 µA), indicating improved leakage characteristics.

Temperature Range: The 60S6-TP extends the upper operating temperature to 150 °C (versus 125 °C for the 6A06-G). The Vishay parts support -50 to 150 °C operation, providing wider temperature margin in applications with elevated ambient conditions.

Compliance and Availability: All substitute parts maintain ROHS3 compliance and Active product status. Current inventory levels support production requirements: 60S6-TP (5572 pcs), GI756-E3/54 (5770 pcs), and GI756-E3/73 (6252 pcs).

Package Compatibility: Physical package differences (R-6 versus DO-201AD or P600) require circuit board layout verification. Axial lead spacing and body dimensions must be confirmed for mechanical fit in existing designs.

Frequently Asked Questions (FAQ)

Q: Can the 60S6-TP replace the 6A06-G in all applications?

A: The 60S6-TP meets the electrical specifications of 600 V and 6 A with equivalent forward voltage and recovery speed. Physical package compatibility (DO-201AD versus R-6) must be verified for the specific circuit board layout. Both parts are ROHS3 compliant and Active status.

Q: What is the difference between the Vishay GI756-E3/54 and GI756-E3/73?

A: Both parts are electrically identical with 600 V, 6 A ratings, 900 mV forward voltage, and P600 package configuration. The difference is in the packaging format: GI756-E3/54 is supplied in Cut Tape (CT), while GI756-E3/73 is also supplied in Cut Tape (CT). Both are Active products with equivalent performance.

Q: Does the lower forward voltage of the Vishay parts affect circuit operation?

A: The Vishay GI756-E3/54 and GI756-E3/73 operate at 900 mV forward voltage compared to 1 V for the 6A06-G. This 100 mV difference reduces power dissipation and heat generation. Circuit designs that do not depend on specific forward voltage characteristics will operate within normal parameters.

Q: Are package dimensions critical for substitution?

A: Yes. The 6A06-G uses R-6 axial package, while the 60S6-TP uses DO-201AD and the Vishay parts use P600. Although all are through-hole axial configurations, physical lead spacing and body length differ. Circuit board layouts must accommodate the specific package dimensions of the selected substitute part.

Q: What is the inventory status of substitute parts?

A: All three substitute parts are in Active product status with current inventory: 60S6-TP (5572 pcs), GI756-E3/54 (5770 pcs), and GI756-E3/73 (6252 pcs) are available as new original stock.

Q: Do all parts meet the same regulatory requirements?

A: Yes. The 6A06-G and all three substitute parts are ROHS3 compliant, REACH unaffected, and classified as EAR99 under ECCN. Moisture sensitivity level is 1 (Unlimited) for all parts.

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