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Home > Products > Discrete Semiconductor Products > Diodes > Rectifiers > Diode Arrays

STMicroelectronics STTH60L06TV2

Name: STTH60L06TV2
Brand: STMicroelectronics
SKU: STTH60L06TV2
Price: 2.40 USD
Availability: InStock
Rating: 5 (2 reviews)

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Part No.:: STTH60L06TV2

Manufacturer:: STMicroelectronics

Category:: Diode Arrays

Package:: ISOTOP

Datasheet:: STTH60L06TV2.pdf

Description:: DIODE MODULE GP 600V 40A ISOTOP

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Product details

Overview

STTH60L06TV2 from STMicroelectronics is a 600 V, 40 A average forward current ultrafast high-voltage rectifier diode in ISOTOP package, featuring 50 ns typical reverse recovery time, 1.30 V typical forward voltage at 60 A (25 °C), and 1.60 °C/W junction-to-case thermal resistance per diode - optimized for high-efficiency switching power supplies and industrial welding equipment.

For engineers reviewing the STTH60L06TV2 datasheet, STTH60L06TV2 pinout, STTH60L06TV2 application, or STTH60L06TV2 equivalent, key selection criteria include ultrafast recovery (trr ≤ 90 ns), low conduction loss (VF ≤ 1.25 V at 150 °C), insulated package (2500 VRMS isolation), and dual-diode configuration for center-tapped rectification in high-power SMPS.

Technical Context

This dual-diode ultrafast rectifier employs ST's Turbo 2 technology to achieve low reverse recovery charge (Qrr) and soft recovery characteristics (S factor > 1.0), minimizing EMI and voltage overshoot during hard-switching transitions in PFC and output stages. Its 2500 VRMS electrical insulation enables direct mounting on heatsinks without additional isolation hardware.

The device operates with two independent diodes sharing a common cathode configuration in ISOTOP package, supporting parallel or interleaved operation. Thermal coupling between diodes is characterized by Rth(c) = 0.1 °C/W, enabling accurate junction temperature estimation when both diodes conduct simultaneously.

Key Specifications

Parameter	Value and Actual Design Meaning
VRRM	600 V - Withstands repetitive reverse voltage up to 600 V, suitable for 400 V DC bus applications with safety margin.
IF(AV) per diode	40 A at Tc = 70 °C - Sustains continuous forward current of 40 A per diode with heatsink at 70 °C case temperature.
trr (typ)	50 ns - Ultrafast reverse recovery reduces switching losses and EMI in 100–500 kHz SMPS designs.
VF (typ)	1.30 V at IF = 60 A, Tj = 25 °C - Low forward drop improves efficiency in high-current output rectification.
Rth(j-c) per diode	1.60 °C/W - Enables precise thermal design with 1.6 °C rise per watt dissipated per diode.
IR (max)	250 µA at Tj = 125 °C, VR = VRRM - Low leakage preserves efficiency at elevated temperatures in industrial environments.
Isolation rating	2500 VRMS - Allows direct bolt-down mounting to grounded heatsinks without insulating washers.

Pinout & Package

ISOTOP package: Insulated, dual-diode, center-cathode configuration with metal baseplate for direct thermal conduction and electrical isolation. Dimensions: 38.0 × 25.3 × 12.0 mm (L × W × H); weight: 27 g (without screws).

Pin/Terminal	Circuit Role	Design Meaning
A1, A2	Anode 1, Anode 2	Independent anode terminals for dual-diode operation; support full-wave or interleaved rectification topologies.
K1, K2	Cathode 1, Cathode 2 (internally connected)	Common cathode node - electrically tied internally; provides single-point output connection for center-tapped transformer designs.
Case (baseplate)	Insulated thermal path / isolation barrier	Electrically isolated metal surface rated for 2500 VRMS; serves as primary thermal interface to heatsink.

Key Features

Feature	Design Value
Ultrafast recovery	trr ≤ 90 ns (max) at 125 °C ensures minimal switching loss and reduced snubber requirements in high-frequency converters.
Low thermal resistance	Rth(j-c) = 1.60 °C/W per diode enables higher power density and simplified thermal management vs. TO-247 alternatives.
High-voltage insulation	2500 VRMS isolation eliminates need for mica washers or silicone pads, reducing assembly cost and thermal interface resistance.
Soft recovery characteristic	S factor > 1.0 minimizes voltage ringing and EMI generation during diode turn-off in hard-switched circuits.
ECOPACK® compliance	Lead-free second-level interconnect and RoHS-compliant packaging meet global environmental and manufacturing standards.

Applications

Industrial Welding Power Supplies

Server & Telecom SMPS Output Rectification

Use Scenario: High-current DC output stage in IGBT-based inverter welders operating at 20–50 kHz switching frequency.

IC Role / Device Role / Timing Role: Dual-anode ultrafast rectifier converting high-frequency AC from inverter bridge into stable DC weld current.

Use Value: 50 ns trr and soft recovery suppress voltage spikes across IGBTs, improving system reliability and reducing snubber losses.

Use Scenario: +12 V and +48 V output rectification in redundant, high-density telecom rectifiers with forced-air cooling.

IC Role / Device Role / Timing Role: Center-cathode dual diode providing parallel conduction path for >80 A total output current.

Use Value: 40 A per diode rating and 1.60 °C/W Rth(j-c) enable compact heatsink design while maintaining Tj < 130 °C under full load.

Industrial Motor Drive DC Link

Uninterruptible Power Supply (UPS) Battery Charging

Use Scenario: Boost PFC front-end rectification in 15–30 kW variable-frequency drives with active front-end topology.

IC Role / Device Role / Timing Role: High-voltage input rectifier handling 600 V DC link with fast commutation during regenerative braking.

Use Value: 600 V VRRM and 210 A IFSM withstand transient overvoltage events during motor regeneration without failure.

Use Scenario: Bidirectional AC/DC conversion in line-interactive UPS systems requiring efficient battery charging and inverter mode operation.

IC Role / Device Role / Timing Role: Dual-diode configuration supports synchronous rectification control in both charge and discharge paths.

Use Value: Low IR (≤250 µA at 125 °C) prevents battery self-discharge during standby, extending backup runtime.

Equivalent & Alternatives

The following parts are listed as comparable options for similar ultrafast high-voltage rectifier applications.

Alternative Part	Technical Difference	Application Difference	Selection Advice
STTH60L06TV1	Identical electrical specs; differs only in marking and tube packaging (10 pcs/tube vs. STTH60L06TV2's 10 pcs/tube with screw kit).	No functional difference; same ISOTOP package, thermal, and dynamic performance.	Select STTH60L06TV1 if standard tube delivery without mounting hardware is preferred.
IXYS MUR6060CT	600 V, 60 A dual diode; trr = 75 ns (max), VF = 1.75 V (max) at 60 A - higher conduction loss and slower recovery than STTH60L06TV2.	Higher VF increases conduction loss in high-duty-cycle applications; less suitable for >300 kHz designs due to longer trr.	Choose only if higher IF(AV) rating is required and efficiency penalty is acceptable.

Compared with STTH60L06TV1, STTH60L06TV2 offers identical performance but includes mounting screws; versus IXYS MUR6060CT, it delivers lower VF and faster trr - critical for high-frequency, high-efficiency SMPS where thermal and EMI constraints dominate.

Availability

STTH60L06TV2 is available at Aetrix Electronics and suitable for industrial welding power supplies, server/telecom SMPS, motor drive DC links, and UPS battery charging systems requiring stable component supply and long-term manufacturability.

Supply support for STTH60L06TV2 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, Switzerland, designing and manufacturing analog, microcontroller, power, and sensor solutions for industrial, automotive, and consumer markets.

STTH60L06TV2 belongs to ST's Turbo 2 ultrafast diode product line, engineered specifically for high-efficiency, high-reliability rectification in industrial switching power supplies and welding equipment.

FAQ

What is the maximum junction temperature and how does it affect derating?

The STTH60L06TV2 has a maximum operating junction temperature (Tj) of 150 °C. Derating must follow the absolute ratings table: IF(AV) drops from 40 A at Tc = 70 °C to 30 A at Tc = 75 °C per diode. Thermal design must ensure Rth(j-c) × Pdiss + Tc ≤ 150 °C, with Pdiss calculated using P = 0.95 × IF(AV) + 0.010 × IF²(RMS).

Can STTH60L06TV2 be used in parallel configurations?

Yes - its matched dual-diode structure and low thermal coupling (Rth(c) = 0.1 °C/W) support balanced current sharing when mounted on a common heatsink with symmetrical PCB layout and equal-length traces. External balancing resistors are not required, but thermal interface uniformity is critical to avoid current hogging.

What is the significance of the 2500 VRMS insulation rating?

The 2500 VRMS isolation allows direct mechanical attachment to a grounded heatsink without insulating hardware, reducing thermal resistance by ~0.5 °C/W versus mica/silicone interfaces. This rating is verified per UL 94 V0 epoxy and applies to the entire baseplate-to-terminal creepage/clearance path, enabling safer, more compact thermal designs.

How does the soft recovery characteristic improve system EMI performance?

With a softness factor (S) > 1.0, the STTH60L06TV2 exhibits gradual current decay during reverse recovery, suppressing di/dt-induced voltage spikes and high-frequency ringing. This directly reduces conducted and radiated EMI, easing compliance with CISPR 11 Class A/B limits in industrial power supplies without oversized snubbers or ferrite beads.

STTH60L06TV2 Specifications

Product attributes: Attribute value

Manufacturer:: STMicroelectronics

Series:: -

Package/Case:: ISOTOP

Packaging:: Tube

Product Status:: Obsolete

Diode Configuration:: 2 Independent

Technology:: Standard

Voltage - DC Reverse (Vr) (Max):: 600 V

Current - Average Rectified (Io) (per Diode):: 40A

Voltage - Forward (Vf) (Max) @ If:: 1.55 V @ 60 A

Speed:: Fast Recovery =< 500ns, > 200mA (Io)

Reverse Recovery Time (trr):: 90 ns

Current - Reverse Leakage @ Vr:: 25 µA @ 600 V

Operating Temperature - Junction:: 150°C (Max)

Grade:: -

Qualification:: -

Mounting Type:: Chassis Mount

Supplier Device Package:: ISOTOP®

STTH60L06TV2 FAQ

1.How can I place an order for STTH60L06TV2 through Aetrix?

Please submit a Request for Quotation (RFQ) for STTH60L06TV2 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 STTH60L06TV2 reliable?

The price and inventory of STTH60L06TV2 are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for STTH60L06TV2 is usually 5 days.

3.What payment methods are accepted for STTH60L06TV2?

We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for STTH60L06TV2 transactions.

Note: Certain payment methods may incur a processing fee.

4.How is shipping managed for STTH60L06TV2?

STTH60L06TV2 orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.

Once your STTH60L06TV2 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 STTH60L06TV2?

For technical support, including STTH60L06TV2 datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your STTH60L06TV2 requirements.

6.How does Aetrix verify that STTH60L06TV2 is sourced from the original manufacturer or authorized distributors?

All STTH60L06TV2 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 STTH60L06TV2 meets industry standards.

7.What is the process for return or replacement of STTH60L06TV2?

All STTH60L06TV2 units undergo pre-shipment inspection (PSI). If there is an issue with STTH60L06TV2, 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 STTH60L06TV2 part is unused and in its original packaging.

Return procedure for STTH60L06TV2:

1.Submit a request within 90 days.

2.Obtain a Return Material Authorization (RMA) from Aetrix.

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