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STMicroelectronics STTH120L06TV1

Part No.:
STTH120L06TV1
Manufacturer:
STMicroelectronics
Category:
Diode Arrays
Package:
ISOTOP
Datasheet:
AetrixSTTH120L06TV1.pdf
Description:
DIODE MODULE GP 600V 60A ISOTOP
Quantity:
Payment:
Payment
Shipping:
Shipping

Inventory:607

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Product details

Overview

STTH120L06TV1 from STMicroelectronics is a dual 600 V ultrafast high-voltage rectifier diode in ISOTOP package, rated for 60 A average forward current per diode and 70 ns maximum reverse recovery time, with 0.95 V typical forward voltage at 150 °C junction temperature; used as freewheeling and output rectification diode in industrial SMPS and UPS systems.

For engineers reviewing the STTH120L06TV1 datasheet, STTH120L06TV1 pinout, STTH120L06TV1 application, or STTH120L06TV1 equivalent, key selection criteria include reverse recovery time (trr ≤ 70 ns), thermal resistance (Rth(j-c) = 0.98 °C/W per diode), insulated 2500 VRMS isolation, dual-diode configuration, and conduction loss equation P = 0.93 × IF(AV) + 0.0045 × IF²(RMS).

Technical Context

This device implements ST's Turbo 2 silicon technology to achieve ultrafast switching with soft recovery characteristics, minimizing EMI and voltage overshoot during turn-off. Its dual-diode structure shares a common heatsink-mountable case with internal coupling thermal path (Rth(c) = 0.1 °C/W), enabling coordinated thermal management in high-power dual-channel rectification.

The ISOTOP package provides reinforced insulation (2500 VRMS) between terminals and heatsink, supporting direct mounting without additional insulators. Dynamic performance is characterized under standardized conditions: trr measured at IF = 0.5 A, Irr = 0.25 A, IR = 1 A; IRM up to 19 A at dIF/dt = 400 A/µs and Tj = 125 °C.

Key Specifications

ParameterValue and Actual Design Meaning
VRRM600 V - Maximum repetitive reverse blocking voltage per diode; defines usable input voltage range in boost PFC or DC-DC stages.
IF(AV)60 A per diode - Average forward current rating at TC = 65 °C; supports continuous 120 A total dual-diode output in balanced designs.
trr (max)70 ns - Maximum reverse recovery time at 25 °C; enables operation up to ~2 MHz switching frequency with low turn-off loss.
VF (typ)0.95 V at Tj = 150 °C, IF = 60 A - Low conduction drop reduces power loss and heatsink sizing requirements.
Rth(j-c)0.98 °C/W per diode - Junction-to-case thermal resistance; allows accurate junction temperature estimation from measured case temperature.
IR (max)500 µA at Tj = 125 °C, VR = VRRM - Low leakage preserves efficiency in high-temperature industrial environments.
IFS M500 A - Non-repetitive surge current capability (10 ms sine); withstands inrush and fault transients in motor drives and UPS.

Pinout & Package

The STTH120L06TV1 uses the ISOTOP (Insulated Super Top) package: a 4-terminal, heatsink-mountable, electrically insulated metal package with 2500 VRMS isolation between terminals and mounting surface. Dimensions: 38.0 mm × 25.3 mm × 12.0 mm (L × W × H), weight 27 g (without screws).

Pin/TerminalCircuit RoleDesign Meaning
A1Anode 1Input terminal for first diode; connects to high-side switch node in center-tapped or dual-output rectifiers.
K1Cathode 1Output terminal for first diode; ties to common output rail or filter capacitor positive.
A2Anode 2Input terminal for second diode; enables independent or interleaved rectification paths.
K2Cathode 2Output terminal for second diode; supports dual-output or parallel-configured outputs with shared thermal path.

Key Features

FeatureDesign Value
Ultrafast switchingtrr ≤ 70 ns ensures minimal turn-off loss and reduced snubber requirements in >100 kHz SMPS.
Low thermal resistanceRth(j-c) = 0.98 °C/W per diode enables higher power density by limiting ΔTj rise under load.
Insulated ISOTOP package2500 VRMS isolation eliminates need for mica washers or silicone pads when mounted to grounded heatsinks.
Soft recovery characteristicS-factor > 1.0 across dIF/dt range suppresses voltage ringing and EMI generation during commutation.
Low conduction lossVF = 0.95 V (typ) at 150 °C reduces I²R heating and improves full-load efficiency in 3–5 kW systems.

Applications

Industrial Uninterruptible Power Supplies (UPS)Telecom Rectifier Modules

Use Scenario: Output rectification in 3 kW double-conversion online UPS with active PFC front-end.

IC Role / Device Role / Timing Role: Dual high-voltage freewheeling and output rectifier handling 120 A combined DC output with synchronized thermal dissipation.

Use Value: 70 ns trr and soft recovery reduce snubber losses and EMI filter size; ISOTOP insulation simplifies heatsink grounding.

Use Scenario: -48 V DC output stage in telecom shelf-mounted rectifier with hot-swap capability.

IC Role / Device Role / Timing Role: High-efficiency secondary-side rectifier operating continuously at 60 A per diode under 40–55 °C ambient.

Use Value: 0.95 V VF at 150 °C maintains efficiency over full temperature range; dual-diode layout supports redundant output paths.

Motor Drive Inverter Braking CircuitsInduction Heating Power Stages

Use Scenario: Regenerative braking energy recapture in 7.5 kW AC drive using DC link clamping.

IC Role / Device Role / Timing Role: Fast-recovery clamp diode conducting high dI/dt transients (>300 A/µs) during IGBT turn-off.

Use Value: 19 A IRM rating and 75 ns trr (at 400 A/µs) prevent voltage overshoot and ensure reliable clamping.

Use Scenario: Resonant tank rectification in 5 kW solid-state induction heater operating at 20–50 kHz.

IC Role / Device Role / Timing Role: High-current, high-frequency rectifier subjected to rapid polarity reversal and high peak currents.

Use Value: Low Qrr and soft recovery minimize switching losses and RF noise; ISOTOP mechanical robustness withstands vibration.

Equivalent & Alternatives

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

Alternative PartTechnical DifferenceApplication DifferenceSelection Advice
IXYS MBR12060CT600 V, 60 A dual Schottky; VF ≈ 0.85 V at 25 °C but degrades above 125 °C; no trr spec (inherently zero).Lower conduction loss at room temp; unsuitable above 125 °C due to rapid IR increase; not rated for 600 V repetitive blocking.Select only for <100 °C ambient, low-VF priority, and non-600 V blocking needs.
Vishay VS-120CN06600 V, 120 A single-diode ultrafast; trr = 75 ns; Rth(j-c) = 0.5 °C/W; requires two devices for dual function.Higher single-diode current rating but lacks integrated dual topology; no built-in insulation - requires external isolator.Prefer when discrete thermal optimization is needed or when dual-anode/cathode routing is impractical.

Compared with MBR12060CT, STTH120L06TV1 delivers stable 600 V blocking and predictable trr up to 150 °C; versus VS-120CN06, it integrates dual functionality and insulation in one package, reducing PCB area and assembly steps despite slightly higher Rth(j-c) per diode.

Availability

STTH120L06TV1 is available at Aetrix Electronics and suitable for industrial uninterruptible power supplies, telecom rectifier modules, motor drive braking circuits, and induction heating power stages requiring stable component supply, long-lifecycle support, and certified traceable sourcing.

Supply support for STTH120L06TV1 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 microcontrollers, power devices, sensors, and analog ICs for industrial, automotive, and consumer markets.

The STTH series belongs to ST's Turbo 2 ultrafast diode product line, engineered specifically for high-efficiency, high-frequency switching power conversion where low trr, soft recovery, and thermal reliability are critical.

FAQ

What is the maximum recommended mounting torque for the STTH120L06TV1 ISOTOP package?

The manufacturer specifies a recommended torque value of 1.3 N·m and a maximum torque of 1.5 N·m for the mounting screws. STMicroelectronics strongly advises using only the screws supplied with the device; substitution invalidates warranty and risks mechanical damage or compromised thermal contact.

Can STTH120L06TV1 be used in parallel configurations for higher current handling?

Yes - its matched dual-diode structure and low thermal coupling resistance (Rth(c) = 0.1 °C/W) enable balanced current sharing when both diodes are operated under identical thermal and electrical conditions. External balancing resistors are not required if layout symmetry and heatsink uniformity are maintained.

Does the ISOTOP package require additional insulation when mounted to a grounded heatsink?

No - the ISOTOP package provides 2500 VRMS insulation between all terminals (A1, K1, A2, K2) and the mounting base. This eliminates the need for mica washers, silicone pads, or insulating sleeves, simplifying mechanical assembly and improving thermal transfer consistency.

How is conduction loss calculated for STTH120L06TV1 in design?

ST provides the empirical equation P = 0.93 × IF(AV) + 0.0045 × IF²(RMS) for estimating total conduction loss per diode. This accounts for both linear and quadratic components of VF behavior across temperature and current, validated per datasheet Figure 1 and applicable at TC = 65 °C with δ = 0.5 duty cycle.

STTH120L06TV1 Specifications

Product attributes
Attribute value
Manufacturer:
STMicroelectronics
Series:
-
Package/Case:
ISOTOP
Packaging:
Tube
Product Status:
Active
Diode Configuration:
2 Independent
Technology:
Standard
Voltage - DC Reverse (Vr) (Max):
600 V
Current - Average Rectified (Io) (per Diode):
60A
Voltage - Forward (Vf) (Max) @ If:
1.55 V @ 60 A
Speed:
Fast Recovery =< 500ns, > 200mA (Io)
Reverse Recovery Time (trr):
105 ns
Current - Reverse Leakage @ Vr:
50 µA @ 600 V
Operating Temperature - Junction:
150°C (Max)
Grade:
-
Qualification:
-
Mounting Type:
Chassis Mount
Supplier Device Package:
ISOTOP®

STTH120L06TV1 FAQ

1.How can I place an order for STTH120L06TV1 through Aetrix?

Please submit a Request for Quotation (RFQ) for STTH120L06TV1 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 STTH120L06TV1 reliable?

The price and inventory of STTH120L06TV1 are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for STTH120L06TV1 is usually 5 days.

3.What payment methods are accepted for STTH120L06TV1?

We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for STTH120L06TV1 transactions.

Note: Certain payment methods may incur a processing fee.

4.How is shipping managed for STTH120L06TV1?

STTH120L06TV1 orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.

Once your STTH120L06TV1 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 STTH120L06TV1?

For technical support, including STTH120L06TV1 datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your STTH120L06TV1 requirements.

6.How does Aetrix verify that STTH120L06TV1 is sourced from the original manufacturer or authorized distributors?

All STTH120L06TV1 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 STTH120L06TV1 meets industry standards.

7.What is the process for return or replacement of STTH120L06TV1?

All STTH120L06TV1 units undergo pre-shipment inspection (PSI). If there is an issue with STTH120L06TV1, 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 STTH120L06TV1 part is unused and in its original packaging.

Return procedure for STTH120L06TV1:

1.Submit a request within 90 days.

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

STTH120L06TV1 Tags

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