SPS01N60C3 Equivalent & Substitute Parts

Part Overview

The SPS01N60C3 is an N-Channel MOSFET manufactured by Infineon Technologies, designed for high-voltage switching applications. This device features a 650V drain-to-source voltage rating with 800mA continuous drain current capability in a TO-251-3 through-hole package. The part operates within the CoolMOS™ series and is classified as obsolete, necessitating identification of functionally equivalent alternatives for ongoing design support and procurement.

Substiute Parts

SPS01N60C3

Infineon TechnologiesIn Stock: 10119SPS01N60C3 Datasheet

Current PartRFQ

STD2HNK60Z-1

STMicroelectronicsIn Stock: 10819STD2HNK60Z-1 Datasheet

MFR RecommendedRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution of the SPS01N60C3 is determined by the following critical parameters:

Voltage Rating Compatibility: The substitute part must maintain a drain-to-source voltage (Vdss) rating equal to or greater than 650V to ensure safe operation in the original application circuit.

Current Handling Capability: The substitute must support continuous drain current (Id) at or above 800mA at 25°C to meet or exceed the original device's current capacity.

On-State Resistance (Rds On): The substitute's maximum on-state resistance must not significantly exceed the original specification to maintain comparable power dissipation and thermal performance.

Gate Drive Compatibility: The substitute must operate with standard 10V gate drive voltage and maintain compatible gate threshold voltage (Vgs(th)) characteristics.

Package and Mounting: The substitute must use through-hole mounting in a TO-251 package variant to ensure mechanical and electrical compatibility with existing PCB layouts.

Temperature Range: The substitute must support the full operating temperature range of -55°C to 150°C.

The STD2HNK60Z-1 from STMicroelectronics meets these substitution criteria with enhanced performance characteristics in current handling and power dissipation capacity.

Parameter Comparison

Engineering Selection Recommendations

Product Status Consideration: The SPS01N60C3 is classified as obsolete, making the STD2HNK60Z-1 the appropriate active alternative for new designs and ongoing production support.

Compliance and Certification: Both devices carry identical REACH and ECCN classifications (REACH Unaffected, EAR99), ensuring regulatory equivalence. The STD2HNK60Z-1 additionally carries RoHS3 compliance certification, providing enhanced environmental compliance for applications subject to RoHS requirements.

Performance Enhancement: The STD2HNK60Z-1 provides superior performance metrics across multiple parameters: 2.5× higher continuous drain current (2A vs. 800mA), lower on-state resistance (4.8Ohm vs. 6Ohm), and 4× higher power dissipation capability (45W vs. 11W). These enhancements enable the substitute to handle higher current loads and dissipate greater thermal energy without exceeding junction temperature limits.

Voltage Rating Trade-off: The STD2HNK60Z-1 operates at 600V maximum drain-to-source voltage, which is 50V lower than the original SPS01N60C3 (650V). This represents a 7.7% reduction in voltage headroom. Applications operating near the 650V limit require circuit analysis to confirm the 600V rating remains adequate for the intended voltage stress conditions.

Package Compatibility: Both devices use TO-251 through-hole packages with compatible pinouts. The physical lead configuration differs slightly (stub leads vs. short leads), but both are mechanically compatible with standard TO-251 PCB footprints.

Frequently Asked Questions (FAQ)

Q: Can the STD2HNK60Z-1 directly replace the SPS01N60C3 in existing designs?

A: Direct replacement is possible for applications where the circuit maximum voltage stress does not exceed 600V. The substitute's superior current and power dissipation ratings make it functionally compatible for most switching applications. PCB layout remains unchanged due to identical TO-251 package compatibility.

Q: What is the significance of the 50V voltage rating difference?

A: The SPS01N60C3 is rated for 650V maximum drain-to-source voltage, while the STD2HNK60Z-1 is rated for 600V. In applications where the circuit voltage approaches or exceeds 600V, the substitute may not provide adequate safety margin. Circuit analysis must confirm that maximum transient and steady-state voltages remain below 600V.

Q: How do the gate charge differences affect circuit performance?

A: The STD2HNK60Z-1 exhibits higher gate charge (15nC vs. 5nC), requiring greater charge delivery from the gate driver circuit. This increases switching transition time and may require gate driver output current verification. Applications with current-limited gate drivers may experience slower switching speeds with the substitute.

Q: Are there thermal management differences between these devices?

A: The STD2HNK60Z-1 supports 45W maximum power dissipation compared to 11W for the SPS01N60C3. This 4× increase in thermal capacity allows operation at higher current levels or provides greater thermal margin in existing applications. Both devices operate across the identical temperature range (-55°C to 150°C).

Q: What packaging considerations apply to this substitution?

A: Both devices use through-hole TO-251 packages with compatible pinouts and footprints. The lead configuration differs slightly (stub vs. short leads), but standard TO-251 PCB layouts accommodate both variants without modification.

Q: Is the STD2HNK60Z-1 suitable for new product designs?

A: Yes. The STD2HNK60Z-1 carries active product status and RoHS3 compliance, making it appropriate for new designs. The obsolete status of the SPS01N60C3 makes the STD2HNK60Z-1 the recommended choice for applications requiring long-term component availability and supply chain stability.