UGF8JDHC0G Equivalent & Substitute Parts

Part Overview

The UGF8JDHC0G is a general-purpose rectifier diode manufactured by Taiwan Semiconductor Corporation, rated for 600 V DC reverse voltage and 8 A average rectified current. This through-hole component features fast recovery characteristics with a 30 ns reverse recovery time and is housed in a TO-220-2 Full Pack configuration. The device is classified as Active product status with AEC-Q101 automotive qualification and ROHS3 compliance.

Substitute parts are identified when equivalent electrical performance and mechanical compatibility are maintained across the critical operating parameters. Alternative components may be required due to inventory availability, supply chain considerations, or specific packaging preferences while maintaining functional equivalence in the application circuit.

Key Parameters

Parameter	Value	Unit
Voltage - DC Reverse (Vr) (Max)	600	V
Current - Average Rectified (Io)	8	A
Voltage - Forward (Vf) (Max) @ If	2.3 @ 8	V @ A
Reverse Recovery Time (trr)	30	ns
Current - Reverse Leakage @ Vr	500	nA @ 600 V
Speed Classification	Fast Recovery ≤ 500ns, > 200mA (Io)	-
Mounting Type	Through Hole	-
Package / Case	TO-220-2 Full Pack	-
Operating Temperature - Junction	-55 to 150	°C
RoHS Status	ROHS3 Compliant	-
Qualification	AEC-Q101	-

Substitute Part Grouping Explanation

Substitution logic for the UGF8JDHC0G is based on the following critical parameters that determine functional equivalence:

Parametric Equivalent Classification: Parts maintaining identical or superior electrical specifications across voltage rating, current capacity, forward voltage drop, and recovery characteristics qualify as parametric equivalents. These components demonstrate direct functional interchangeability within the same application circuit without circuit redesign.

Similar Classification: Parts that maintain the same voltage rating and mounting configuration but differ in current capacity or recovery time characteristics are classified as similar. These components require application-level verification to confirm suitability based on circuit current demands and switching frequency requirements.

Key Substitution Parameters:

Voltage - DC Reverse (Vr) (Max): 600 V minimum
Current - Average Rectified (Io): 8 A minimum for parametric equivalents
Mounting Type: Through Hole
Package / Case: TO-220-2 Full Pack configuration
Speed Classification: Fast Recovery characteristics
RoHS Status: ROHS3 Compliant
Operating Temperature Range: -55°C to 150°C minimum

Parameter Comparison

Parameter	UGF8JDHC0G (Main)	UGF8JD (Parametric Equivalent)	RFNL5TJ6SGC9 (Similar)
Manufacturer	Taiwan Semiconductor Corporation	Taiwan Semiconductor Corporation	Rohm Semiconductor
Voltage - DC Reverse (Vr) (Max)	600 V	600 V	600 V
Current - Average Rectified (Io)	8 A	8 A	5 A
Voltage - Forward (Vf) (Max) @ If	2.3 V @ 8 A	2.3 V @ 8 A	1.3 V @ 5 A
Reverse Recovery Time (trr)	30 ns	30 ns	130 ns
Current - Reverse Leakage @ Vr	500 nA @ 600 V	500 nA @ 600 V	10 µA @ 600 V
Speed Classification	Fast Recovery ≤ 500ns, > 200mA (Io)	Fast Recovery ≤ 500ns, > 200mA (Io)	Fast Recovery ≤ 500ns, > 200mA (Io)
Mounting Type	Through Hole	Through Hole	Through Hole
Package / Case	TO-220-2 Full Pack	TO-220-2 Full Pack	TO-220-2 Full Pack
Supplier Device Package	ITO-220AC	ITO-220AC	TO-220ACFP
Operating Temperature - Junction	-55 to 150°C	-55 to 150°C	Max 150°C
Product Status	Active	Active	Active
RoHS Status	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant
Moisture Sensitivity Level (MSL)	1 (Unlimited)	1 (Unlimited)	1 (Unlimited)
REACH Status	REACH Unaffected	REACH Unaffected	REACH Unaffected

Engineering Selection Recommendations

UGF8JD - Parametric Equivalent Selection

The UGF8JD manufactured by Taiwan Semiconductor Corporation is a parametric equivalent to the UGF8JDHC0G. Both components maintain identical electrical specifications across all critical parameters: 600 V reverse voltage rating, 8 A average rectified current, 2.3 V forward voltage drop at 8 A, and 30 ns reverse recovery time. Both devices are Active product status with ROHS3 compliance, REACH Unaffected status, and MSL 1 rating. The primary distinction is packaging format: UGF8JD is supplied in Tube packaging while UGF8JDHC0G is supplied in Full Pack configuration. This component provides direct functional substitution for applications requiring identical electrical performance.

RFNL5TJ6SGC9 - Similar Classification Selection

The RFNL5TJ6SGC9 manufactured by Rohm Semiconductor is classified as similar due to reduced current capacity and increased reverse recovery time. This component maintains the 600 V reverse voltage rating and through-hole TO-220-2 mounting configuration. However, the 5 A average rectified current rating is lower than the 8 A specification of the main part, and the 130 ns reverse recovery time exceeds the 30 ns specification. The forward voltage drop is lower at 1.3 V @ 5 A, and reverse leakage current is higher at 10 µA @ 600 V. This component is suitable only for applications where circuit current demands do not exceed 5 A and switching frequency requirements accommodate the extended recovery time. All three components maintain Active product status, ROHS3 compliance, and REACH Unaffected designation.

Frequently Asked Questions (FAQ)

Q: Can UGF8JD be used as a direct replacement for UGF8JDHC0G?

A: Yes. The UGF8JD is a parametric equivalent with identical electrical specifications. Both components are rated for 600 V reverse voltage, 8 A average rectified current, 2.3 V forward voltage drop at 8 A, and 30 ns reverse recovery time. The difference is packaging format only: UGF8JD uses Tube packaging while UGF8JDHC0G uses Full Pack. Direct substitution is valid for circuit applications.

Q: What are the limitations of using RFNL5TJ6SGC9 as a substitute?

A: The RFNL5TJ6SGC9 has two significant parameter differences. The current rating is 5 A instead of 8 A, limiting use to circuits with maximum current draw of 5 A. The reverse recovery time is 130 ns compared to 30 ns, which affects switching performance in high-frequency applications. Use this component only when circuit requirements are within these reduced specifications.

Q: Are all three components suitable for automotive applications?

A: The UGF8JDHC0G carries AEC-Q101 automotive qualification. The UGF8JD and RFNL5TJ6SGC9 specifications provided do not include explicit AEC-Q101 qualification data. Automotive application requirements should be verified against component qualification documentation.

Q: Do packaging differences affect circuit performance?

A: No. Packaging format (Full Pack versus Tube) does not affect electrical performance or circuit functionality. Both UGF8JDHC0G and UGF8JD provide identical electrical characteristics. Packaging selection is based on inventory management, supply chain logistics, and handling requirements.

Q: What is the significance of the reverse recovery time difference between UGF8JDHC0G and RFNL5TJ6SGC9?

A: Reverse recovery time (trr) determines how quickly the diode transitions from conducting to blocking state. The UGF8JDHC0G at 30 ns provides faster switching compared to RFNL5TJ6SGC9 at 130 ns. In high-frequency switching applications, the faster recovery time reduces switching losses and improves efficiency. Applications operating at lower frequencies may tolerate the extended recovery time.

Q: Are all components RoHS3 compliant?

A: Yes. UGF8JDHC0G, UGF8JD, and RFNL5TJ6SGC9 are all ROHS3 Compliant with MSL 1 (Unlimited) moisture sensitivity rating and REACH Unaffected status.

Q: What is the operating temperature range for each component?

A: UGF8JDHC0G and UGF8JD both operate from -55°C to 150°C junction temperature. RFNL5TJ6SGC9 specifies a maximum junction temperature of 150°C. Verify minimum operating temperature requirements for your specific application.

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