Overview
The MBRB1545CTT4G is a high-performance switch-mode power rectifier produced by onsemi. This device is designed in the D2PAK surface mount power package and utilizes the Schottky Barrier principle with a platinum barrier metal. It is characterized by its center-tap configuration, guardring for stress protection, and low forward voltage, making it suitable for a variety of high-power applications.
The MBRB1545CTT4G is part of onsemi's lineup of Schottky barrier rectifiers, known for their efficiency and reliability in power conversion systems. The device is Pb-free and RoHS compliant, ensuring environmental sustainability and compliance with regulatory standards.
Key Specifications
| Symbol | Characteristic | Value | Unit |
|---|---|---|---|
| VRRM | Peak Repetitive Reverse Voltage | 45 | V |
| IF(AV) | Average Rectified Forward Current (Rated VR, TC = 167°C) Total Device | 7.5 / 15 | A |
| IFRM | Peak Repetitive Forward Current (Rated VR, Square Wave, 20 kHz, TC = 166°C) | 15 | A |
| IFSM | Non-Repetitive Peak Surge Current (Surge Applied at Rated Load Conditions Halfwave, Single Phase, 60 Hz) | 150 | A |
| IRRM | Peak Repetitive Reverse Surge Current (2.0 μs, 1.0 kHz) | 1.0 | A |
| Tstg | Storage Temperature Range | −65 to +175 | °C |
| TJ | Operating Junction Temperature | −65 to +175 | °C |
| dv/dt | Voltage Rate of Change (Rated VR) | 10,000 | V/μs |
| RθJC | Thermal Resistance Junction to Case | 2.0 | °C/W |
| RθJA | Thermal Resistance Junction to Ambient | 50 | °C/W |
| VF | Maximum Instantaneous Forward Voltage | 0.57 / 0.72 / 0.84 | V |
| iR | Maximum Instantaneous Reverse Current | 15 / 0.1 | mA |
Key Features
- Center-Tap Configuration: Allows for versatile use in various circuit designs.
- Guardring for Stress Protection: Enhances the device's durability and reliability under stress conditions.
- Low Forward Voltage: Minimizes power losses and improves efficiency in power conversion applications.
- 175°C Operating Junction Temperature: Enables operation in high-temperature environments.
- Epoxy Meets UL 94, V-0 @ 0.125 in: Ensures the device meets stringent safety standards for flammability.
- Short Heatsink Tab Manufactured − Not Sheared: Improves thermal performance and reliability.
- Similar in Size to the Industry Standard TO220 Package: Facilitates easy integration into existing designs.
- SBRB Prefix for Automotive and Other Applications Requiring Unique Site and Control Change Requirements; AEC-Q101 Qualified and PPAP Capable: Suitable for automotive and other demanding applications.
- Pb-Free and RoHS Compliant: Environmentally friendly and compliant with regulatory standards.
Applications
The MBRB1545CTT4G is designed for use in a variety of high-power applications, including:
- Switch-Mode Power Supplies: Ideal for high-efficiency power conversion systems.
- Automotive Systems: AEC-Q101 qualified, making it suitable for automotive applications requiring high reliability.
- Industrial Power Systems: Used in high-power industrial equipment where efficiency and reliability are critical.
- Renewable Energy Systems: Suitable for use in solar and wind power systems due to its high efficiency and durability.
Q & A
- What is the maximum repetitive reverse voltage of the MBRB1545CTT4G?
The maximum repetitive reverse voltage (VRRM) is 45 volts.
- What is the average rectified forward current rating of the MBRB1545CTT4G?
The average rectified forward current (IF(AV)) is rated at 7.5 A and 15 A (total device) at TC = 167°C.
- What is the operating junction temperature range of the MBRB1545CTT4G?
The operating junction temperature (TJ) range is from −65°C to +175°C.
- Is the MBRB1545CTT4G Pb-free and RoHS compliant?
Yes, the device is Pb-free and RoHS compliant.
- What is the thermal resistance from junction to ambient for the MBRB1545CTT4G?
The thermal resistance from junction to ambient (RθJA) is 50°C/W.
- What are the ESD ratings for the MBRB1545CTT4G?
The ESD ratings are Machine Model = C (> 400 V) and Human Body Model = 3B (> 8000 V).
- What is the maximum instantaneous forward voltage of the MBRB1545CTT4G?
The maximum instantaneous forward voltage (VF) is 0.57 V at IF = 7.5 A, TJ = 125°C; 0.72 V at IF = 15 A, TJ = 125°C; and 0.84 V at IF = 15 A, TJ = 25°C.
- What is the storage temperature range for the MBRB1545CTT4G?
The storage temperature range (Tstg) is from −65°C to +175°C.
- Is the MBRB1545CTT4G suitable for automotive applications?
Yes, the SBRB prefix version is AEC-Q101 qualified and PPAP capable, making it suitable for automotive applications.
- What is the voltage rate of change (dv/dt) for the MBRB1545CTT4G?
The voltage rate of change (dv/dt) is 10,000 V/μs.
