Overview
The MBRS120T3G is a surface mount Schottky power rectifier produced by onsemi. This device utilizes the Schottky Barrier principle in a large area metal-to-silicon power diode, featuring state-of-the-art geometry with epitaxial construction, oxide passivation, and metal overlay contact. It is designed for low voltage, high frequency rectification and can also serve as free wheeling and polarity protection diodes in surface mount applications where compact size and weight are critical.
Key Specifications
| Rating | Symbol | Value | Unit |
|---|---|---|---|
| Peak Repetitive Reverse Voltage | VRRM | 20 | V |
| Average Rectified Forward Current (TL = 115°C) | IF(AV) | 1.0 | A |
| Non-Repetitive Peak Surge Current | IFSM | 40 | A |
| Operating Junction Temperature | TJ | -65 to +125 | °C |
| Maximum Instantaneous Forward Voltage (iF = 1.0 A, TJ = 25°C) | VF | 0.6 | V |
| Maximum Instantaneous Reverse Current (Rated dc Voltage, TJ = 25°C) | iR | 1.0 | mA |
| Thermal Resistance, Junction-to-Lead (TL = 25°C) | RθJL | 12 | °C/W |
Key Features
- Small compact surface mountable package with J-bend leads.
- Rectangular package for automated handling.
- Highly stable oxide passivated junction.
- Very low forward voltage drop (0.55 V max @ 1.0 A, TJ = 25°C).
- Excellent ability to withstand reverse avalanche energy transients.
- Guard-ring for stress protection.
- ESD ratings: Human Body Model = 3B (> 16000 V), Machine Model = C (> 400 V).
- Pb-free devices.
- AEC-Q101 qualified and PPAP capable for automotive and other applications requiring unique site and control change requirements.
Applications
The MBRS120T3G is ideally suited for low voltage, high frequency rectification. It can be used as free wheeling and polarity protection diodes in surface mount applications. These applications include but are not limited to:
- Power supplies and DC-DC converters.
- Switch-mode power supplies.
- Automotive systems requiring AEC-Q101 qualification.
- General purpose rectification in compact, high-frequency designs.
Q & A
- What is the peak repetitive reverse voltage of the MBRS120T3G?
The peak repetitive reverse voltage (VRRM) is 20 V.
- What is the average rectified forward current of the MBRS120T3G at 115°C?
The average rectified forward current (IF(AV)) is 1.0 A at 115°C.
- What is the maximum instantaneous forward voltage of the MBRS120T3G at 1.0 A and 25°C?
The maximum instantaneous forward voltage (VF) is 0.6 V at 1.0 A and 25°C.
- Is the MBRS120T3G Pb-free?
- What are the ESD ratings for the MBRS120T3G?
The ESD ratings are Human Body Model = 3B (> 16000 V) and Machine Model = C (> 400 V).
- What is the operating junction temperature range of the MBRS120T3G?
The operating junction temperature range is -65 to +125°C.
- Is the MBRS120T3G suitable for automotive applications?
- What is the thermal resistance, junction-to-lead, of the MBRS120T3G at 25°C?
The thermal resistance, junction-to-lead (RθJL), is 12°C/W at 25°C.
- What is the non-repetitive peak surge current of the MBRS120T3G?
The non-repetitive peak surge current (IFSM) is 40 A.
- What type of package does the MBRS120T3G come in?
The MBRS120T3G comes in a DO-214AA (SMB) package.
