STMicroelectronics STPS60L30CW
- Part No.:
- STPS60L30CW
- Manufacturer:
- STMicroelectronics
- Category:
- Diode Arrays
- Package:
- TO-247-3
- Datasheet:
-
STPS60L30CW.pdf
- Description:
- DIODE ARR SCHOTT 30V 30A TO247-3
- Quantity:
- Payment:

- Shipping:

Inventory:517
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Product details
Overview
STPS60L30CW from STMicroelectronics is a dual-center-tap low-drop Schottky rectifier optimized for high-frequency DC-DC converters and switch-mode power supplies, featuring 30 V repetitive peak reverse voltage, 60 A total average forward current (2 × 30 A per diode), 0.38 V max forward voltage at 125°C/60 A, TO-247 package, and 150°C maximum junction temperature - deployed in low-voltage inverters and polarity protection circuits.
For engineers reviewing the STPS60L30CW datasheet, STPS60L30CW pinout, STPS60L30CW application, or STPS60L30CW equivalent, key selection criteria include dual-diode thermal coupling behavior, avalanche-rated surge capability (600 A, 10 ms), junction-to-case thermal resistance (0.45 °C/W per diode), and low dV/dt sensitivity (10,000 V/µs) critical for high-speed switching integrity.
Technical Context
This dual Schottky rectifier integrates two independent anode-cathode paths sharing a common cathode terminal (center-tap configuration), enabling synchronous rectification or complementary freewheeling in half-bridge topologies. Its negligible reverse recovery charge and absence of minority-carrier storage eliminate switching losses typical of PN diodes.
The device operates with specified avalanche capability (11,000 W peak, 1 µs pulse) and exhibits stable conduction across -65°C to +150°C ambient range. Thermal design must account for coupled dissipation: power in one diode raises case temperature affecting the other via Rth(c) = 0.1 °C/W coupling path.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| VRRM | 30 V - Maximum reverse blocking voltage per diode; defines safe operating limit in low-voltage DC-DC outputs and OR-ing applications. |
| IF(AV) | 60 A total (2 × 30 A) - Continuous DC current handling capacity with Tc = 130°C and 50% duty cycle; enables compact heatsink sizing. |
| VF (max) | 0.38 V @ 125°C/60 A - Low conduction loss directly reduces power stage inefficiency and thermal load in high-current rails. |
| Rth(j–c) | 0.45 °C/W per diode - Enables accurate junction temperature prediction when mounted on heatsink; critical for reliability margining. |
| dV/dt | 10,000 V/µs - High immunity to false turn-on during fast voltage transients in hard-switched SMPS layouts. |
| IFSM | 600 A @ 10 ms - Supports short-term overload tolerance without destructive failure during startup or fault conditions. |
| Tj(max) | 150 °C - Allows operation in thermally constrained industrial enclosures without derating below full current rating. |
Pinout & Package
Packaged in TO-247 (single-ended, 3-lead), with leads configured as Anode 1 / Cathode (common center tap) / Anode 2. The metal tab is electrically connected to the cathode and serves as primary thermal path.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| A1 | Anode of Diode 1 | Input terminal for first rectification path; connects to transformer secondary or switching node in half-bridge. |
| K | Common Cathode (Center Tap) | Shared output node; ties both diodes' cathodes together - used as DC output reference or ground return in dual-output designs. |
| A2 | Anode of Diode 2 | Input terminal for second rectification path; enables symmetrical current sharing in push-pull or center-tapped transformer topologies. |
Key Features
| Feature | Design Value |
|---|---|
| Very small conduction losses | 0.26×IF(AV) + 0.004×IF(RMS)2 W - Empirically derived loss model enables precise thermal budgeting in high-efficiency PSUs. |
| Extremely fast switching | No reverse recovery time (trr ≈ 0 ns) - Eliminates switching loss and EMI associated with minority-carrier tail current. |
| Low thermal resistance | Rth(j–c) = 0.45 °C/W per diode - Delivers superior heat transfer vs. TO-220 equivalents, supporting higher power density. |
| Avalanche capability specified | 11,000 W peak (1 µs) - Provides controlled energy absorption during inductive switching transients without parameter shift or failure. |
Applications
| Server VRM Output Stage | Industrial DC-DC Converter |
|---|---|
Use Scenario: Point-of-load regulation in 12 V input server power supplies delivering up to 120 A to CPU/GPU rails. IC Role / Device Role / Timing Role: Dual-center-tap Schottky rectifier providing synchronous rectification in interleaved buck stages with shared cathode return. Use Value: 0.38 V VF at full load reduces conduction loss by >35% versus standard 45 V Schottkys, lowering thermal stress on PCB copper and heatsinks. | Use Scenario: 24 V to 5 V/12 V isolated DC-DC module for PLC I/O power distribution. IC Role / Device Role / Timing Role: Center-tapped secondary rectifier in forward converter topology, leveraging dual-anode symmetry for balanced winding utilization. Use Value: 150°C Tj(max) and 600 A IFSM ensure robustness against line surges and hot-swap events in factory automation environments. |
| Solar Microinverter DC Link | Automotive Body Control Module |
Use Scenario: High-frequency DC-DC stage stepping down PV panel voltage (30–60 V) to charge auxiliary 12 V battery. IC Role / Device Role / Timing Role: Freewheeling diode pair in resonant LLC secondary, exploiting ultrafast switching to minimize dead-time losses. Use Value: 10,000 V/µs dV/dt rating prevents spurious conduction during MHz-range switching transitions, improving efficiency above 95%. | Use Scenario: Reverse polarity protection and load dump clamping in 12 V automotive body electronics. IC Role / Device Role / Timing Role: Dual-path protection diode with common cathode tied to battery rail, enabling redundant current paths for safety-critical lighting control. Use Value: Specified avalanche energy (11,000 W peak) absorbs ISO 7637-2 Pulse 5a transients without degradation, meeting OEM stress-test requirements. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar dual-center-tap Schottky rectifier applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| Vishay VS-60CPH03 | Same 30 V VRRM, 60 A IF(AV), but TO-247AC package with isolated tab; Rth(j–c) = 0.55 °C/W (higher by 0.1 °C/W). | Requires electrical isolation between heatsink and cathode; unsuitable where common-cathode grounding is mandatory. | Select when system-level isolation is required and thermal margin allows 0.1 °C/W penalty. |
| ON Semiconductor MBR6030CT | Identical pinout and VF spec, but lower IFSM (420 A vs. 600 A) and no rated avalanche capability. | Lacks transient energy absorption margin; not recommended for inductive load switching or unregulated input stages. | Prefer for cost-sensitive consumer-grade DC-DC where surge events are filtered upstream. |
Compared with VS-60CPH03 and MBR6030CT, STPS60L30CW uniquely combines rated avalanche robustness, lowest thermal resistance, and native cathode-tab connectivity - making it optimal for industrial and automotive power stages demanding both efficiency and fault resilience.
Availability
STPS60L30CW is available at Aetrix Electronics and suitable for server VRMs, industrial DC-DC converters, solar microinverters, and automotive body control modules requiring stable component supply under extended thermal and surge stress.
Supply support for STPS60L30CW includes scheduled delivery planning, volume procurement assistance, BOM continuity management, traceable sourcing, and lifecycle availability coordination for OEM customers, industrial embedded developers, connected-device designers, and electronics production programs.
Manufacturer
STMicroelectronics is a global semiconductor leader headquartered in Geneva, designing and manufacturing analog, power, MCU, and sensor solutions for industrial, automotive, and consumer markets.
The STPS series targets high-efficiency power conversion, with STPS60L30CW specifically engineered for low-voltage, high-current Schottky rectification in space-constrained, thermally demanding switch-mode applications.
FAQ
What is the thermal coupling behavior between the two diodes in STPS60L30CW?
The diodes share a common cathode tab and thermal path, with 0.1 °C/W coupling resistance (Rth(c)). Power dissipated in one diode raises the case temperature seen by the other - requiring joint thermal modeling using ∆Tj(diode1) = P1×0.45 + P2×0.1. This coupling must be accounted for in worst-case junction temperature calculations.
Can STPS60L30CW replace a single 60 A Schottky in non-center-tapped designs?
No - its internal structure is strictly dual-anode/single-cathode. Using only one anode leaves the unused anode floating, risking voltage breakdown or parasitic oscillation. It is not a drop-in substitute for single-diode packages; redesign is required to exploit the center-tap architecture.
Is the TO-247 metal tab electrically isolated from the cathode?
No - the metal tab is internally bonded to the common cathode (K) terminal and is not insulated. Mounting requires either direct thermal contact to a grounded heatsink or use of insulating hardware if cathode is not at chassis potential. Electrical isolation is not inherent to this package variant.
How does the 11,000 W avalanche rating translate to real-world surge handling?
This rating specifies peak power dissipation during a 1 µs pulse at 25°C junction temperature. In practice, it supports reliable operation under ISO 7637-2 Load Dump (Pulse 5a) and IEC 61000-4-5 surge events when combined with appropriate snubbing and layout - verified in ST's AN2407 application note for automotive rectifiers.
STPS60L30CW Specifications
- Product attributes
- Attribute value
- Manufacturer:
- STMicroelectronics
- Series:
- -
- Package/Case:
- TO-247-3
- Packaging:
- Tube
- Product Status:
- Active
- Diode Configuration:
- 1 Pair Common Cathode
- Technology:
- Schottky
- Voltage - DC Reverse (Vr) (Max):
- 30 V
- Current - Average Rectified (Io) (per Diode):
- 30A
- Voltage - Forward (Vf) (Max) @ If:
- 460 mV @ 30 A
- Speed:
- Fast Recovery =< 500ns, > 200mA (Io)
- Reverse Recovery Time (trr):
- -
- Current - Reverse Leakage @ Vr:
- 4 mA @ 30 V
- Operating Temperature - Junction:
- 150°C (Max)
- Grade:
- -
- Qualification:
- -
- Mounting Type:
- Through Hole
- Supplier Device Package:
- TO-247-3
STPS60L30CW FAQ
1.How can I place an order for STPS60L30CW through Aetrix?
Please submit a Request for Quotation (RFQ) for STPS60L30CW on Aetrix. Our sales agent will provide a competitive quotation and guide you through the order confirmation once you accept the terms.
2.Are the price and stock information for STPS60L30CW reliable?
The price and inventory of STPS60L30CW are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for STPS60L30CW is usually 5 days.
3.What payment methods are accepted for STPS60L30CW?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for STPS60L30CW transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for STPS60L30CW?
STPS60L30CW orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your STPS60L30CW order is processed, you will receive an email with the shipment details and tracking number.
Note: Tracking information may take up to 24 hours to appear. Express delivery typically takes 3–5 business days.
5.How can I obtain technical support or documentation for STPS60L30CW?
For technical support, including STPS60L30CW datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your STPS60L30CW requirements.
6.How does Aetrix verify that STPS60L30CW is sourced from the original manufacturer or authorized distributors?
All STPS60L30CW products on Aetrix are procured from qualified distributors and authorized channels. Our dedicated quality assurance team conducts strict verification, including traceability checks and, if necessary, third-party testing. This ensures that STPS60L30CW meets industry standards.
7.What is the process for return or replacement of STPS60L30CW?
All STPS60L30CW units undergo pre-shipment inspection (PSI). If there is an issue with STPS60L30CW, returns or replacements are accepted under the following conditions:
1.Quantity discrepancies, incorrect items, or visible external defects (such as breakage or corrosion), acknowledged by Aetrix.
2.The issue is reported within 90 days of delivery.
3.The STPS60L30CW part is unused and in its original packaging.
Return procedure for STPS60L30CW:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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