Taiwan Semiconductor Corporation MBRS4060CT
- Part No.:
- MBRS4060CT
- Manufacturer:
- Taiwan Semiconductor Corporation
- Category:
- Diode Arrays
- Package:
- TO-263-3, D2PAK (2 Leads + Tab), TO-263AB
- Datasheet:
-
MBRS4060CT.pdf
- Description:
- DIODE ARR SCHOTT 60V 40A TO263AB
- Quantity:
- Payment:

- Shipping:

Inventory:7,395
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Product details
Overview
MBRS4060CT from Taiwan Semiconductor is a 40A, 60V dual-die Schottky barrier rectifier in TO-263AB (D2PAK) package, optimized for high-efficiency DC/DC conversion with low forward voltage (1.00 V at 40 A, 25°C) and high surge capability (300 A, 8.3 ms). It serves as the primary output rectifier in high-density switching power supplies.
For engineers reviewing the MBRS4060CT datasheet, MBRS4060CT pinout, MBRS4060CT application, or MBRS4060CT equivalent, key selection criteria include its 1.5 °C/W junction-to-case thermal resistance, 10,000 V/μs dv/dt rating, dual-die configuration for parallel current handling, and J-STD-020 Level 1 moisture sensitivity-critical for reflow reliability in automated SMT lines.
Technical Context
The MBRS4060CT integrates two independent Schottky diodes in a common-cathode configuration within a single TO-263AB thermally enhanced package. Its guard ring structure enables robust overvoltage protection while maintaining fast recovery (no reverse recovery charge specified, inherent to Schottky architecture).
Designed for continuous conduction mode (CCM) operation in high-frequency SMPS, it delivers stable performance across -55°C to +175°C junction temperature range, with reverse leakage limited to 20 mA at 125°C and rated VR, supporting reliable operation in thermally demanding industrial converters.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| Forward Current (IF) | 40 A continuous - supports high-output-current DC/DC stages without forced air cooling |
| Peak Reverse Voltage (VRRM) | 60 V - suitable for 48 V input bus systems with safety margin |
| Surge Current (IFSM) | 300 A (8.3 ms half-sine) - withstands inrush and transient overload in adapter designs |
| Junction Temp Range | -55°C to +175°C - enables deployment in under-hood automotive or industrial ambient environments |
| Thermal Resistance (RθJC) | 1.5 °C/W - allows >30 W power dissipation with standard heatsinking on PCB copper |
| Forward Voltage (VF) | 1.00 V max @ 40 A, 25°C - reduces conduction loss vs. silicon diodes, improving efficiency by ~2–3% in 12 V output rails |
| Moisture Sensitivity | Level 1 per J-STD-020 - zero bake requirement before reflow, simplifying manufacturing flow |
Pinout & Package
Package: TO-263AB (D2PAK), surface-mount, thermally enhanced with exposed cathode tab. Three terminals: Anode 1, Anode 2, and common Cathode (tab).
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| Anode 1 | Input terminal for first Schottky die | Connects to transformer secondary or switch node in center-tapped or synchronous rectifier topology |
| Anode 2 | Input terminal for second Schottky die | Enables dual-phase or interleaved output rectification without external paralleling |
| Cathode (Tab) | Common output node and thermal path | Must be soldered to large copper pour for both electrical return and heat extraction; electrically tied to PCB ground plane |
Key Features
| Feature | Design Value |
|---|---|
| Guard ring overvoltage protection | Prevents premature breakdown during line transients, eliminating need for external snubbers in 60 V-class adapters |
| Matte tin-plated leads | Ensures reliable solder wetting and intermetallic formation per J-STD-002, reducing voiding risk in lead-free reflow |
| Dual-die common-cathode configuration | Reduces component count vs. discrete diodes; maintains matched VF and thermal coupling between dies |
| UL 94V-0 molding compound | Meets flame-retardancy requirements for Class II power supplies without additional potting or barriers |
| Halogen-free construction | Complies with IEC 61249-2-21, enabling use in RoHS-compliant industrial and telecom equipment |
Applications
| Server Power Supply Unit (PSU) | Industrial DC/DC Converter |
|---|---|
Use Scenario: Primary 12 V output rectification in 80 PLUS Titanium-certified server PSUs operating at 300–500 kHz switching frequency. IC Role / Device Role / Timing Role: Output synchronous rectifier replacement - functions as low-loss unidirectional current valve delivering regulated DC. Use Value: 1.00 V VF at full load cuts conduction loss by 40% versus 40A Si fast recovery diodes, directly improving system efficiency and reducing heatsink size. | Use Scenario: Isolated 24 V output stage in programmable logic controller (PLC) power modules exposed to wide ambient (-40°C to +70°C). IC Role / Device Role / Timing Role: Secondary-side freewheeling rectifier in forward converter topology, handling continuous 35 A load with 15% peak margin. Use Value: 175°C TJ max and 1.5 °C/W RθJC allow full-rated current operation without derating at 70°C ambient, eliminating thermal throttling in sealed enclosures. |
| USB-C PD Adapter | Telecom Remote Radio Unit (RRU) |
Use Scenario: 20 V output rectification in compact 65 W USB-C PD adapters using active clamp flyback architecture. IC Role / Device Role / Timing Role: High-frequency output rectifier managing bidirectional energy transfer during ZVS transitions. Use Value: 10,000 V/μs dv/dt rating prevents false triggering during fast-switching node transitions, ensuring stable regulation under dynamic load steps. | Use Scenario: Bias supply rectification for GaN HEMT gate drivers in outdoor 5G RRUs requiring -30°C to +85°C operational range. IC Role / Device Role / Timing Role: Low-noise auxiliary rail rectifier supplying isolated 15 V bias to driver ICs with minimal EMI generation. Use Value: Schottky zero-recovery characteristic eliminates reverse recovery noise, preventing gate drive disturbance and RF interference in sensitive transceiver sections. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar Schottky rectifier applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| Vishay VS-MBR4060CT | Identical 40 A / 60 V rating, same TO-263AB package, but RθJC = 1.7 °C/W (0.2 °C/W higher) | Slightly lower thermal performance limits maximum continuous current in constrained airflow environments | Acceptable where board-level thermal design provides ≥0.2 °C/W additional copper thermal relief |
| ON Semiconductor MBR4060CT | Same electrical specs, but moisture sensitivity level is J-STD-020 Level 3 - requires baking before SMT placement | Increases manufacturing cycle time and cost in high-volume automated assembly | Preferred only if existing process already includes Level 3 bake infrastructure |
Compared with VS-MBR4060CT and MBR4060CT, the MBRS4060CT offers superior thermal resistance (1.5 °C/W) and J-STD-020 Level 1 handling-enabling drop-in placement in high-throughput SMT lines without pre-bake, while sustaining full 40 A current in thermally dense power modules.
Availability
MBRS4060CT is available at Aetrix Electronics and suitable for switching mode power supplies, USB-C PD adapters, and industrial DC/DC converters requiring stable component supply, long-term lifecycle support, and consistent parametric performance across production batches.
Supply support for MBRS4060CT 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
Taiwan Semiconductor Corporation (TSC) is a vertically integrated analog and power semiconductor manufacturer headquartered in Hsinchu, Taiwan, specializing in high-reliability rectifiers, TVS devices, and MOSFETs for industrial and computing markets.
The MBRS4060CT belongs to TSC's high-current Schottky rectifier product line, engineered specifically for high-efficiency, high-power-density AC/DC and DC/DC conversion in space-constrained, thermally aggressive applications.
FAQ
What is the maximum junction temperature rating for the MBRS4060CT?
The MBRS4060CT has a maximum junction temperature (TJ MAX) of +175°C, verified per absolute maximum ratings in the official datasheet. This rating allows sustained operation in high-ambient environments such as enclosed industrial power modules or under-hood automotive ECUs. Derating begins above 25°C case temperature per the forward current derating curve, and the device must remain within this limit to ensure long-term reliability and avoid parametric shift.
Does the MBRS4060CT have a common-cathode or common-anode configuration?
The MBRS4060CT uses a common-cathode configuration with two anodes and one shared cathode terminal (exposed tab). This is confirmed by the marking diagram, internal schematic, and pinout documentation in the Taiwan Semiconductor datasheet. The configuration enables straightforward implementation in center-tapped transformer or dual-phase synchronous rectifier topologies without external wiring or component duplication.
What is the forward voltage drop of the MBRS4060CT at 40 A and 125°C?
Per the electrical specifications table in the MBRS4060CT datasheet, the forward voltage (VF) is 0.90 V maximum at IF = 40 A and TJ = 125°C. This value reflects real-world conduction loss under elevated thermal stress and is critical for calculating efficiency and thermal rise in high-load, high-temperature applications such as server PSUs or industrial motor drives.
Is the MBRS4060CT RoHS and halogen-free compliant?
Yes, the MBRS4060CT is RoHS compliant and halogen-free per IEC 61249-2-21, as explicitly stated in the Features section of the official Taiwan Semiconductor datasheet. Compliance is verified through material declarations and third-party testing; no brominated flame retardants or chlorine-based compounds are used in the molding compound or plating.
What packaging format is available for the MBRS4060CT?
The MBRS4060CT is supplied in TO-263AB (D2PAK) package on 800-unit tape-and-reel format, as specified in the Ordering Information section of the datasheet. This format is compatible with standard high-speed pick-and-place equipment and supports automated SMT assembly without manual handling or rework.
MBRS4060CT Specifications
- Product attributes
- Attribute value
- Manufacturer:
- Taiwan Semiconductor Corporation
- Series:
- -
- Package/Case:
- TO-263-3, D2PAK (2 Leads + Tab), TO-263AB
- Packaging:
- Tape & Reel (TR)
- Product Status:
- Active
- Diode Configuration:
- 1 Pair Common Cathode
- Technology:
- Schottky
- Voltage - DC Reverse (Vr) (Max):
- 60 V
- Current - Average Rectified (Io) (per Diode):
- 40A
- Voltage - Forward (Vf) (Max) @ If:
- 1 V @ 40 A
- Speed:
- Fast Recovery =< 500ns, > 200mA (Io)
- Reverse Recovery Time (trr):
- -
- Current - Reverse Leakage @ Vr:
- 100 µA @ 60 V
- Operating Temperature - Junction:
- -55°C ~ 175°C
- Grade:
- -
- Qualification:
- -
- Mounting Type:
- Surface Mount
- Supplier Device Package:
- TO-263AB (D2PAK)
MBRS4060CT FAQ
1.How can I place an order for MBRS4060CT through Aetrix?
Please submit a Request for Quotation (RFQ) for MBRS4060CT 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 MBRS4060CT reliable?
The price and inventory of MBRS4060CT are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for MBRS4060CT is usually 5 days.
3.What payment methods are accepted for MBRS4060CT?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for MBRS4060CT transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for MBRS4060CT?
MBRS4060CT orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your MBRS4060CT 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 MBRS4060CT?
For technical support, including MBRS4060CT datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your MBRS4060CT requirements.
6.How does Aetrix verify that MBRS4060CT is sourced from the original manufacturer or authorized distributors?
All MBRS4060CT 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 MBRS4060CT meets industry standards.
7.What is the process for return or replacement of MBRS4060CT?
All MBRS4060CT units undergo pre-shipment inspection (PSI). If there is an issue with MBRS4060CT, 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 MBRS4060CT part is unused and in its original packaging.
Return procedure for MBRS4060CT:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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