Overview
The 1N4148-T50R 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 high conductance and fast switching capabilities. It is part of onsemi's portfolio of high-speed, small signal switching diodes, making it a versatile component for various electronic circuits.
Key Specifications
| Parameter | Symbol | Value | Unit |
|---|---|---|---|
| Maximum Repetitive Reverse Voltage | VRRM | 100 | V |
| Average Rectified Forward Current | IO | 200 | mA |
| DC Forward Current | IF | 300 | mA |
| Recurrent Peak Forward Current | If | 400 | mA |
| Non-repetitive Peak Forward Surge Current | IFSM | 1.0 A (Pulse Width = 1.0 s), 4.0 A (Pulse Width = 1.0 μs) | A |
| Forward Voltage | VF | 0.62 - 0.72 V (IF = 5.0 mA), 1.0 V (IF = 10 mA) | V |
| Reverse Leakage Current | IR | 0.025 μA (VR = 20 V), 50 μA (VR = 20 V, TA = 150°C) | μA |
| Total Capacitance | CT | 4.0 pF (VR = 0, f = 1.0 MHz) | pF |
| Reverse Recovery Time | t_rr | 4.0 ns | ns |
| Package Type | DO-35 (Axial Lead) | ||
| Operating Junction Temperature Range | TJ | -55 to +175 °C | °C |
| Storage Temperature Range | TSTG | -65 to +200 °C | °C |
Key Features
- High-speed switching capabilities with a reverse recovery time of 4.0 ns.
- Maximum repetitive reverse voltage of 100 V and DC forward current of 300 mA.
- Low forward voltage drop (0.62 - 0.72 V at IF = 5.0 mA).
- Low reverse leakage current (0.025 μA at VR = 20 V).
- Hermetically sealed glass package (DO-35) for reliability and durability.
- Wide operating junction temperature range (-55 to +175 °C) and storage temperature range (-65 to +200 °C).
Applications
- General-purpose switching and rectification in electronic circuits.
- Signal processing and detection in audio and video equipment.
- Power supply circuits and voltage regulation.
- Automotive and industrial control systems.
- Consumer electronics such as TVs, radios, and other household appliances.
Q & A
- What is the maximum repetitive reverse voltage of the 1N4148-T50R diode?
The maximum repetitive reverse voltage is 100 V.
- What is the DC forward current rating of the 1N4148-T50R?
The DC forward current rating is 300 mA.
- What is the reverse recovery time of the 1N4148-T50R?
The reverse recovery time is 4.0 ns.
- What is the package type of the 1N4148-T50R?
The package type is DO-35 (Axial Lead).
- What is the operating junction temperature range of the 1N4148-T50R?
The operating junction temperature range is -55 to +175 °C.
- What are some common applications of the 1N4148-T50R diode?
Common applications include general-purpose switching, signal processing, power supply circuits, automotive and industrial control systems, and consumer electronics.
- What is the forward voltage drop of the 1N4148-T50R at a forward current of 5.0 mA?
The forward voltage drop is between 0.62 and 0.72 V at a forward current of 5.0 mA.
- What is the total capacitance of the 1N4148-T50R at zero bias and 1 MHz frequency?
The total capacitance is 4.0 pF at zero bias and 1 MHz frequency.
- Is the 1N4148-T50R diode RoHS compliant?
- What is the storage temperature range for the 1N4148-T50R?
The storage temperature range is -65 to +200 °C.
