Overview
The MBRAF440T3G 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, making it ideal for low voltage, high frequency rectification. It is also suitable for use 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 | 40 | V |
| Average Rectified Forward Current | IO | 4.0 | A |
| Non-Repetitive Peak Surge Current | IFSM | 100 | A |
| Storage/Operating Case Temperature | Tstg, TC | −55 to +150 | °C |
| Operating Junction Temperature | TJ | −55 to +150 | °C |
| Maximum Instantaneous Forward Voltage (IF = 4.0 A) | VF | 0.485 V (TJ = 25°C), 0.435 V (TJ = 100°C) | V |
| Maximum Instantaneous Reverse Current (VR = 40 V) | IR | 0.3 mA (TJ = 25°C), 15 mA (TJ = 100°C) | mA |
| Thermal Resistance − Junction-to-Ambient | RθJA | 90 °C/W | °C/W |
Key Features
- Low Profile Package for space-constrained applications
- Rectangular package for automated handling
- Highly stable oxide passivated junction
- 150°C operating junction temperature
- Guard-ring for stress protection
- AEC-Q101 qualified and PPAP capable for automotive and other critical applications
- Pb-free and halide-free device
- Corrosion-resistant and readily solderable terminal leads
Applications
The MBRAF440T3G is suitable for a variety of applications, including:
- Low voltage, high frequency rectification
- Free-wheeling diodes in power supplies and motor drives
- Polarity protection diodes in surface mount applications
- Automotive and industrial systems requiring high reliability and compact size
Q & A
- What is the peak repetitive reverse voltage of the MBRAF440T3G?
The peak repetitive reverse voltage is 40 V.
- What is the average rectified forward current rating of the MBRAF440T3G?
The average rectified forward current is 4.0 A.
- What is the maximum operating junction temperature of the MBRAF440T3G?
The maximum operating junction temperature is 150°C.
- Is the MBRAF440T3G suitable for automotive applications?
- What is the thermal resistance from junction to ambient for the MBRAF440T3G?
The thermal resistance from junction to ambient is 90 °C/W.
- Is the MBRAF440T3G Pb-free and halide-free?
- What is the maximum instantaneous forward voltage at 4.0 A and 25°C?
The maximum instantaneous forward voltage at 4.0 A and 25°C is 0.485 V.
- What are the dimensions of the SMA-FL package?
The dimensions of the SMA-FL package are 2.60 x 4.30 x 1.00 mm.
- Is the MBRAF440T3G corrosion-resistant?
- What is the storage temperature range for the MBRAF440T3G?
The storage temperature range is −55 to +150°C.
