6A10-TP Equivalent & Substitute Parts

Part Overview

The 6A10-TP is a general-purpose rectifier diode manufactured by Micro Commercial Co, rated for 1000 V DC reverse voltage and 6 A average rectified current in an R-6 axial through-hole package. This component operates with standard recovery characteristics (>500 ns) and is compliant with ROHS3 standards. The 6A10-TP carries a "Not For New Designs" product status, necessitating identification of active equivalent and substitute components for ongoing production and new design applications.

Key Parameters

Parameter	Value	Unit
Voltage - DC Reverse (Vr) (Max)	1000	V
Current - Average Rectified (Io)	6	A
Voltage - Forward (Vf) (Max) @ If	950 mV @ 6 A	mV @ A
Speed	Standard Recovery >500ns, > 200mA (Io)	-
Current - Reverse Leakage @ Vr	10	µA @ 1000 V
Capacitance @ Vr, F	150	pF @ 4V, 1MHz
Mounting Type	Through Hole	-
Package / Case	R-6, Axial	-
Operating Temperature - Junction	-55 to 125	°C
RoHS Status	ROHS3 Compliant	-

Substitute Part Grouping Explanation

Substitute parts for the 6A10-TP are classified into two distinct groups based on electrical and mechanical compatibility:

Group 1: Direct Electrical Equivalents (1000 V, 6 A Rating)

These parts maintain the same voltage and current ratings as the 6A10-TP, ensuring drop-in compatibility in applications requiring 1000 V reverse voltage and 6 A average rectified current. Parts in this group include:

6A10B-G (Comchip Technology): Identical electrical specifications with R-6 axial package, active product status
GI758-E3/54 (Vishay General Semiconductor): Identical electrical specifications with P600 axial package, active product status

Group 2: Reduced Current Rating Substitutes (1000 V, 3 A Rating)

These parts maintain the 1000 V voltage rating but operate at reduced current capacity (3 A instead of 6 A). These are suitable only for applications where the 6 A current requirement can be reduced or where parallel configurations are implemented:

1N5554 (Solid State Inc.): 1000 V, 3 A axial diode, active product status

Group 3: Reduced Voltage Rating Substitutes (800 V, 6 A Rating)

These parts maintain the 6 A current rating but operate at reduced reverse voltage (800 V instead of 1000 V). These are suitable only for applications where the 1000 V voltage requirement can be reduced:

6A08-G (Comchip Technology): 800 V, 6 A R-6 axial diode, active product status
6A08B-G (Comchip Technology): 800 V, 6 A R-6 axial diode, active product status
GI758-E3/54 (Vishay General Semiconductor): 800 V, 6 A P600 axial diode, active product status

Group 4: Reduced Voltage and Current Substitutes (800 V, 3 A Rating)

These parts operate at both reduced voltage (800 V) and reduced current (3 A):

1N5553 (Solid State Inc.): 800 V, 3 A axial diode, active product status

Note on MOSFET Parts Listed

The following parts appear in the provided substitute list but are not suitable electrical substitutes for the 6A10-TP rectifier diode due to fundamental category differences:

ZXMN10A07ZTA, ZXMN10A07FTA, ZXMHC10A07N8TC, ZXMHC10A07T8TA (Diodes Incorporated): These are MOSFETs, not rectifier diodes, and serve different circuit functions.

Parameter Comparison

Part Number	Manufacturer	Vr (Max) [V]	Io [A]	Vf (Max) @ If [mV @ A]	Package	Product Status	Temp Range [°C]
6A10-TP	Micro Commercial Co	1000	6	950 @ 6	R-6, Axial	Not For New Designs	-55 to 125
6A10B-G	Comchip Technology	1000	6	1000 @ 6	R-6, Axial	Active	-55 to 125
GI758-E3/54	Vishay General Semiconductor	800	6	950 @ 6	P600, Axial	Active	-50 to 150
1N5554	Solid State Inc.	1000	3	1100 @ 3	Axial	Active	-65 to 200
6A08-G	Comchip Technology	800	6	1000 @ 6	R-6, Axial	Active	-55 to 125
6A08B-G	Comchip Technology	800	6	1000 @ 6	R-6, Axial	Active	-55 to 125
1N5553	Solid State Inc.	800	3	1100 @ 3	Axial	Active	-65 to 200

Engineering Selection Recommendations

Primary Recommendation: 6A10B-G

The 6A10B-G from Comchip Technology is the optimal direct substitute for the 6A10-TP. This component maintains identical electrical specifications (1000 V reverse voltage, 6 A average rectified current) and identical package format (R-6 axial through-hole). The 6A10B-G carries active product status, ensuring long-term availability and supply chain continuity. Both components are ROHS3 compliant and operate across the same temperature range (-55°C to 125°C). The forward voltage specification of 1000 mV @ 6 A is marginally higher than the 6A10-TP (950 mV @ 6 A), representing a negligible difference in practical circuit applications.

Secondary Recommendation: GI758-E3/54

The GI758-E3/54 from Vishay General Semiconductor provides an alternative direct electrical equivalent with identical 1000 V and 6 A ratings. This component differs in package format (P600 instead of R-6) and offers an extended operating temperature range (-50°C to 150°C). The forward voltage specification matches the 6A10-TP at 950 mV @ 6 A. Selection of this part requires verification that the P600 package dimensions are compatible with existing PCB layouts and mechanical constraints.

Conditional Recommendations for Reduced Specifications

The 6A08-G and 6A08B-G (800 V, 6 A) are suitable substitutes only when circuit design permits operation at reduced reverse voltage ratings. These components maintain the 6 A current capacity and R-6 package compatibility.

The 1N5554 (1000 V, 3 A) is suitable only when circuit design permits operation at reduced current capacity or when multiple devices are configured in parallel.

The 1N5553 (800 V, 3 A) is suitable only when both reduced voltage and reduced current specifications are acceptable.

Frequently Asked Questions (FAQ)

Q: Can the 6A10B-G be used as a direct replacement for the 6A10-TP without circuit modification?

A: Yes. The 6A10B-G maintains identical voltage (1000 V) and current (6 A) ratings, identical package format (R-6 axial), and identical mounting type (through-hole). The forward voltage difference (1000 mV vs. 950 mV @ 6 A) is within typical circuit tolerance margins. No circuit modification is required.

Q: What is the difference between the R-6 and P600 packages?

A: Both are axial through-hole packages for rectifier diodes. The R-6 and P600 differ in physical dimensions and lead spacing. Selection between these packages depends on PCB layout constraints, lead hole spacing, and mechanical mounting requirements. Verify package dimensions against existing PCB designs before substitution.

Q: Can I use the 1N5554 (3 A) in place of the 6A10-TP (6 A)?

A: The 1N5554 maintains the 1000 V voltage rating but operates at half the current capacity (3 A vs. 6 A). This substitution is valid only if the circuit application requires less than 3 A average rectified current. If the circuit requires 6 A, the 1N5554 will be inadequate and may cause component failure or circuit malfunction.

Q: Why are MOSFET parts listed in the substitute list?

A: The MOSFET parts (ZXMN10A07ZTA, ZXMN10A07FTA, ZXMHC10A07N8TC, ZXMHC10A07T8TA) are not electrical substitutes for the 6A10-TP rectifier diode. These are active semiconductor switches with fundamentally different circuit functions and electrical characteristics. These parts should not be considered for applications requiring rectifier diode functionality.

Q: What is the significance of "Not For New Designs" status on the 6A10-TP?

A: This status indicates that Micro Commercial Co has discontinued active support for new design implementations using the 6A10-TP. Existing designs may continue to use this component, but new circuit designs should incorporate active alternative parts such as the 6A10B-G or GI758-E3/54 to ensure long-term supply availability and manufacturer support.

Q: Are all substitute parts ROHS3 compliant?

A: Yes. All recommended substitute parts (6A10B-G, GI758-E3/54, 1N5554, 6A08-G, 6A08B-G, 1N5553) carry ROHS3 compliance certification, matching the environmental compliance status of the 6A10-TP.

Q: What is the impact of forward voltage differences between substitute parts?

A: Forward voltage differences affect power dissipation and heat generation in the diode. The 6A10-TP specifies 950 mV @ 6 A, while the 6A10B-G specifies 1000 mV @ 6 A. This 50 mV difference results in approximately 50 mW additional power dissipation at 6 A operation. For most applications, this difference is negligible. Thermal analysis is recommended only for high-current, continuous-duty applications where heat dissipation is a critical design constraint.

Q: Can I use the 6A08-G (800 V) in a 1000 V application?

A: No. The 6A08-G is rated for maximum 800 V reverse voltage. Using this component in a circuit designed for 1000 V operation will result in diode failure due to reverse voltage overstress. Voltage derating must never be exceeded.

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