Thông số kỹ thuật
| thuộc tính | Giá trị |
| Package | Tape & Reel (TR),Cut Tape (CT),Bulk |
| ProductStatus | Active |
| DiodeType | Schottky |
| Voltage-DCReverse(Vr)(Max) | 40 V |
| Current-AverageRectified(Io) | 1A |
| Voltage-Forward(Vf)(Max)@If | 550 mV @ 1 A |
| Speed | Fast Recovery =< 500ns, > 200mA (Io) |
| Current-ReverseLeakage@Vr | 500 µA @ 40 V |
| MountingType | Surface Mount |
| Package/Case | DO-214AC, SMA |
| SupplierDevicePackage | SMA |
Tổng quan
Description
The MBRA140T3G is a Schottky barrier rectifier diode designed for high-efficiency power applications. Key features include:
- Low forward voltage drop (~0.38V at 1A), reducing power loss.
- High current capability (1A average forward current).
- Fast switching for high-frequency circuits.
- Surge protection with a peak current of 30A.
It is commonly used in DC-DC converters, power supplies, reverse polarity protection, and freewheeling diodes. Packaged in a SOD-123 surface-mount form, it is compact and suitable for space-constrained designs.
Advantages:
✔ Low thermal resistance.
✔ High reliability.
✔ RoHS compliant.
Ideal for applications requiring efficient rectification with minimal heat dissipation. Check datasheets for detailed specs.
- Low forward voltage drop (~0.38V at 1A), reducing power loss.
- High current capability (1A average forward current).
- Fast switching for high-frequency circuits.
- Surge protection with a peak current of 30A.
It is commonly used in DC-DC converters, power supplies, reverse polarity protection, and freewheeling diodes. Packaged in a SOD-123 surface-mount form, it is compact and suitable for space-constrained designs.
Advantages:
✔ Low thermal resistance.
✔ High reliability.
✔ RoHS compliant.
Ideal for applications requiring efficient rectification with minimal heat dissipation. Check datasheets for detailed specs.
Equivalent
Equivalent products to the MBRA140T3G (Schottky diode, 40V, 1A) include:
- 1N5819 (Schottky, 40V, 1A)
- SS14 (Schottky, 40V, 1A)
- BAT54S (Schottky, 30V, 0.2A, SOT-23)
- SB140 (Schottky, 40V, 1A)
Check datasheets for exact specs like forward voltage and packaging.
- 1N5819 (Schottky, 40V, 1A)
- SS14 (Schottky, 40V, 1A)
- BAT54S (Schottky, 30V, 0.2A, SOT-23)
- SB140 (Schottky, 40V, 1A)
Check datasheets for exact specs like forward voltage and packaging.
Features
The MBRA140T3G is a Schottky barrier rectifier diode with the following key features:
- Voltage Rating: 40V (Reverse Voltage)
- Current Rating: 1A (Average Forward Current)
- Low Forward Voltage Drop: ~0.45V (typical at 1A)
- Fast Switching Speed: Ideal for high-frequency applications
- Low Power Loss: High efficiency due to Schottky design
- Operating Temperature Range: -65°C to +125°C
- Package: SMB (Surface Mount) for compact PCB designs
- Applications: Power supplies, reverse polarity protection, DC-DC converters
Compact, efficient, and reliable for modern electronics.
- Voltage Rating: 40V (Reverse Voltage)
- Current Rating: 1A (Average Forward Current)
- Low Forward Voltage Drop: ~0.45V (typical at 1A)
- Fast Switching Speed: Ideal for high-frequency applications
- Low Power Loss: High efficiency due to Schottky design
- Operating Temperature Range: -65°C to +125°C
- Package: SMB (Surface Mount) for compact PCB designs
- Applications: Power supplies, reverse polarity protection, DC-DC converters
Compact, efficient, and reliable for modern electronics.
Manufacturer
The MBRA140T3G is manufactured by ON Semiconductor, now known as onsemi after rebranding in 2021.
onsemi is a global semiconductor company specializing in power management, analog, and sensor technologies. It serves industries like automotive, industrial, and consumer electronics, focusing on energy-efficient solutions.
The MBRA140T3G is a Schottky diode designed for high-speed switching applications.
onsemi is a global semiconductor company specializing in power management, analog, and sensor technologies. It serves industries like automotive, industrial, and consumer electronics, focusing on energy-efficient solutions.
The MBRA140T3G is a Schottky diode designed for high-speed switching applications.
Application
The MBRA140T3G is a Schottky diode commonly used in:
1. Power Supply Circuits – For rectification and voltage clamping.
2. DC-DC Converters – Enhances efficiency in switching regulators.
3. Reverse Polarity Protection – Safeguards circuits from damage.
4. Solar Panels & Battery Chargers – Prevents reverse current flow.
5. Automotive Electronics – Used in power management systems.
6. RF & Communication Devices – Low forward voltage drop reduces power loss.
Its fast switching and low leakage make it ideal for high-frequency and energy-efficient applications.
1. Power Supply Circuits – For rectification and voltage clamping.
2. DC-DC Converters – Enhances efficiency in switching regulators.
3. Reverse Polarity Protection – Safeguards circuits from damage.
4. Solar Panels & Battery Chargers – Prevents reverse current flow.
5. Automotive Electronics – Used in power management systems.
6. RF & Communication Devices – Low forward voltage drop reduces power loss.
Its fast switching and low leakage make it ideal for high-frequency and energy-efficient applications.
Package
The MBRA140T3G is a Schottky barrier rectifier diode available in a SMB (DO-214AA) surface-mount package. This compact package is designed for high-efficiency applications, offering low forward voltage drop and fast switching. It is commonly used in power supplies, converters, and reverse polarity protection circuits. The SMB package provides robust thermal performance and is suitable for automated PCB assembly.
