STTH60L04W Equivalent & Substitute Parts

Part Overview

The STTH60L04W is a general-purpose rectifier diode manufactured by STMicroelectronics, rated for 400 V DC reverse voltage and 60 A average rectified current in a DO-247 through-hole package. This component is classified as obsolete, necessitating identification of active equivalent and substitute parts for ongoing design requirements and procurement needs. The diode features fast recovery characteristics with a reverse recovery time of 90 ns and is suitable for applications requiring high-current rectification at moderate voltage levels.

Key Parameters

Parameter	Value	Unit
Voltage - DC Reverse (Vr) (Max)	400	V
Current - Average Rectified (Io)	60	A
Voltage - Forward (Vf) (Max) @ If	1.2	V @ 60 A
Reverse Recovery Time (trr)	90	ns
Current - Reverse Leakage @ Vr	50	µA @ 400 V
Speed Classification	Fast Recovery ≤ 500ns, > 200mA (Io)	—
Mounting Type	Through Hole	—
Package / Case	DO-247-2 (Straight Leads)	—
Operating Temperature - Junction (Max)	175	°C
RoHS Status	ROHS3 Compliant	—

Substitute Part Grouping Explanation

Substitution of the STTH60L04W is determined by strict equivalence across the following critical parameters:

Primary Equivalence Criteria:

Voltage - DC Reverse (Vr) (Max): 400 V
Current - Average Rectified (Io): 60 A
Speed Classification: Fast Recovery ≤ 500ns, > 200mA (Io)
Mounting Type: Through Hole
Operating Temperature - Junction: 175°C (Max)

Package Compatibility Consideration: The main part uses DO-247-2 (Straight Leads) packaging. Substitute parts may use equivalent through-hole packages (DO-247 or TO-247 variants) provided mechanical and electrical pin configurations remain compatible with the original circuit board layout.

Parametric Equivalents maintain identical electrical specifications across voltage, current, and thermal ratings. Similar Substitutes meet the core voltage and current requirements but may exhibit variations in forward voltage drop, reverse recovery time, or reverse leakage current within acceptable engineering tolerances for the application category.

Parameter Comparison

Parameter	STTH60L04W	STTH6004W	VS-60EPU04-N3	SDUR6040W
Manufacturer	STMicroelectronics	STMicroelectronics	Vishay General Semiconductor - Diodes Division	SMC Diode Solutions
Product Status	Obsolete	Active	Active	Active
Voltage - DC Reverse (Vr) (Max)	400 V	400 V	400 V	400 V
Current - Average Rectified (Io)	60 A	60 A	60 A	60 A
Voltage - Forward (Vf) (Max) @ If	1.2 V @ 60 A	1.2 V @ 60 A	1.25 V @ 60 A	1.47 V @ 60 A
Reverse Recovery Time (trr)	90 ns	90 ns	85 ns	45 ns
Current - Reverse Leakage @ Vr	50 µA @ 400 V	50 µA @ 400 V	50 µA @ 400 V	10 µA @ 400 V
Speed Classification	Fast Recovery ≤ 500ns, > 200mA (Io)	Fast Recovery ≤ 500ns, > 200mA (Io)	Fast Recovery ≤ 500ns, > 200mA (Io)	Fast Recovery ≤ 500ns, > 200mA (Io)
Mounting Type	Through Hole	Through Hole	Through Hole	Through Hole
Package / Case	DO-247-2 (Straight Leads)	DO-247-2 (Straight Leads)	TO-247-2	TO-247-2
Operating Temperature - Junction	175°C (Max)	175°C (Max)	-55°C ~ 175°C	-55°C ~ 150°C
RoHS Status	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant
Moisture Sensitivity Level (MSL)	1 (Unlimited)	1 (Unlimited)	1 (Unlimited)	1 (Unlimited)
REACH Status	REACH Unaffected	REACH Unaffected	REACH Unaffected	REACH Affected

Engineering Selection Recommendations

STTH6004W (STMicroelectronics) is the primary parametric equivalent. This part maintains identical electrical specifications to the STTH60L04W across voltage, current, forward voltage drop, and reverse recovery time. The STTH6004W is active in production status, ensuring long-term availability and supply chain continuity. Both parts are ROHS3 compliant and REACH unaffected, meeting regulatory requirements for equivalent applications.

VS-60EPU04-N3 (Vishay General Semiconductor - Diodes Division) functions as a similar substitute with equivalent voltage and current ratings. This part exhibits a marginally higher forward voltage drop (1.25 V versus 1.2 V) and slightly faster reverse recovery time (85 ns versus 90 ns). The operating temperature range extends to -55°C, providing broader thermal coverage. The part is active in production and ROHS3 compliant with REACH unaffected status.

SDUR6040W (SMC Diode Solutions) is a similar substitute meeting the 400 V and 60 A core requirements. This part exhibits a higher forward voltage drop (1.47 V) and significantly faster reverse recovery time (45 ns), along with lower reverse leakage current (10 µA). The maximum operating temperature is limited to 150°C, which is 25°C lower than the original specification. The SDUR6040W is active in production but carries REACH affected status, requiring compliance verification for regulated applications.

All substitute parts are through-hole mounted and ROHS3 compliant. Package compatibility must be verified at the circuit board level, as DO-247 and TO-247 variants may require mechanical layout adjustments despite electrical equivalence.

Frequently Asked Questions (FAQ)

Q: Can STTH6004W directly replace STTH60L04W in existing designs?

A: Yes. The STTH6004W is a parametric equivalent with identical electrical specifications across voltage rating, current capacity, forward voltage drop, and reverse recovery time. Both parts use DO-247-2 straight-lead packaging, ensuring mechanical compatibility. The primary difference is product status: STTH60L04W is obsolete while STTH6004W is active in production.

Q: What are the key differences between STTH6004W and VS-60EPU04-N3?

A: Both parts meet the 400 V and 60 A requirements. The VS-60EPU04-N3 exhibits a forward voltage drop of 1.25 V (versus 1.2 V) and reverse recovery time of 85 ns (versus 90 ns). The VS-60EPU04-N3 provides an extended operating temperature range of -55°C to 175°C. Package designation differs: STTH6004W uses DO-247-2, while VS-60EPU04-N3 uses TO-247-2. Both are active and ROHS3 compliant.

Q: Is SDUR6040W suitable as a substitute?

A: SDUR6040W meets the 400 V and 60 A core electrical requirements and is active in production. However, it exhibits a higher forward voltage drop (1.47 V) and lower maximum operating temperature (150°C versus 175°C). The reverse recovery time is significantly faster (45 ns), which may alter circuit switching characteristics. SDUR6040W carries REACH affected status, requiring compliance verification for regulated applications. Package compatibility must be confirmed for TO-247-2 mounting.

Q: What is the significance of reverse recovery time differences?

A: Reverse recovery time (trr) affects switching speed and electromagnetic interference characteristics. The STTH60L04W and STTH6004W both specify 90 ns. The VS-60EPU04-N3 specifies 85 ns (slightly faster), while SDUR6040W specifies 45 ns (significantly faster). Faster recovery reduces switching losses but may increase EMI. Circuit design must accommodate these differences.

Q: Are all substitute parts ROHS3 compliant?

A: Yes. STTH6004W, VS-60EPU04-N3, and SDUR6040W are all ROHS3 compliant. However, SDUR6040W carries REACH affected status, while STTH6004W and VS-60EPU04-N3 are REACH unaffected. Applications subject to REACH regulations must account for this distinction.

Q: What packaging considerations apply to substitution?

A: The STTH60L04W uses DO-247-2 (Straight Leads). STTH6004W uses identical DO-247-2 packaging. VS-60EPU04-N3 and SDUR6040W use TO-247-2 packaging. While electrically equivalent, TO-247-2 and DO-247-2 packages may have minor mechanical differences. Circuit board layout and thermal management considerations must be evaluated before substitution.

Q: Which substitute offers the best thermal performance?

A: STTH6004W and VS-60EPU04-N3 both support a maximum junction temperature of 175°C, matching the original STTH60L04W specification. SDUR6040W is limited to 150°C maximum junction temperature, reducing thermal headroom by 25°C. For applications operating near thermal limits, STTH6004W or VS-60EPU04-N3 are preferred.

Request Quote (Ships tomorrow)

Part Number

Quantity

Company

Contact Name

E-mail

Message