Overview
The MMBD4148SE is a small signal switching diode produced by onsemi. This diode is designed for general usage and is suitable for a wide range of applications due to its robust specifications and reliable performance. It is packaged in a SOT-23 (TO-236) case, making it compact and suitable for surface mount technology (SMT) assembly. The device is Pb-free, aligning with modern environmental and regulatory standards.
Key Specifications
| Characteristic | Symbol | Value | Unit |
|---|---|---|---|
| Maximum Repetitive Reverse Voltage | VRRM | 100 | V |
| Average Rectified Forward Current | IF(AV) | 200 | mA |
| Non-Repetitive Peak Forward Surge Current | IFSM | 2.0 | A |
| Operating Junction Temperature Range | TJ | -55 to +150 | °C |
| Storage Temperature Range | TSTG | -55 to +150 | °C |
| Forward Voltage | VF | 1.0 | V |
| Reverse Leakage Current | IR | 50 | nA |
| Reverse Recovery Time | trr | 4.0 | ns |
| Total Capacitance | CT | 4.0 | pF |
| Power Dissipation | PD | 350 | mW |
| Thermal Resistance, Junction-to-Ambient | RJA | 357 | °C/W |
Key Features
- Pb-free Package: Compliant with environmental regulations and standards.
- Compact SOT-23 Package: Suitable for surface mount technology (SMT) assembly.
- High Conductance and Ultra Fast Recovery Time: Ideal for high-speed switching applications.
- Low Forward Voltage Drop: Minimizes power loss and heat generation.
- Low Reverse Leakage Current: Ensures minimal current leakage in reverse bias conditions.
- Wide Operating Temperature Range: Operates reliably from -55°C to +150°C.
Applications
The MMBD4148SE is versatile and suitable for various applications, including:
- General purpose switching and rectification.
- High-speed switching circuits.
- Signal processing and detection.
- Power supply and voltage regulation.
- Automotive and industrial control systems.
Q & A
- What is the maximum repetitive reverse voltage of the MMBD4148SE?
The maximum repetitive reverse voltage (VRRM) is 100 V.
- What is the average rectified forward current of the MMBD4148SE?
The average rectified forward current (IF(AV)) is 200 mA.
- What is the non-repetitive peak forward surge current of the MMBD4148SE?
The non-repetitive peak forward surge current (IFSM) is 2.0 A.
- What is the operating junction temperature range of the MMBD4148SE?
The operating junction temperature range (TJ) is -55°C to +150°C.
- What is the forward voltage drop of the MMBD4148SE?
The forward voltage drop (VF) is typically 1.0 V.
- What is the reverse recovery time of the MMBD4148SE?
The reverse recovery time (trr) is typically 4.0 ns.
- What is the total capacitance of the MMBD4148SE?
The total capacitance (CT) is typically 4.0 pF.
- What is the power dissipation of the MMBD4148SE?
The power dissipation (PD) is 350 mW.
- Is the MMBD4148SE Pb-free?
- What package type is the MMBD4148SE available in?
The MMBD4148SE is available in a SOT-23 (TO-236) package.
