Overview
The 1N4148UR-1E3/TR is a high-performance switching/signal diode produced by Microchip Technology. This diode is known for its fast switching speeds and low capacitance, making it suitable for a variety of high-speed applications. It is RoHS compliant and also available in non-RoHS compliant forms for military-grade products. The diode features internal metallurgical bonded construction and is hermetically sealed in a double-plug DO-213AA package.
Key Specifications
| Parameter | Symbol | Min | Typ | Max | Unit |
|---|---|---|---|---|---|
| Forward Voltage | V_F | 0.8 | 1.2 | V | |
| Junction Capacitance | C_J | 4 | pF | ||
| Reverse Breakdown Voltage | V_BR | 75 | 100 | V | |
| Reverse Current | I_R | 0.02 | µA | ||
| Reverse Recovery Time | t_rr | 5 | 20 | ns | |
| Forward Surge Peak Current | I_FSM | 2 | A | ||
| Junction Temperature | T_J | -65 | 175 | °C | |
| Output Current | I_OUT | 0.2 | A | ||
| Thermal Resistance, Junction to Ambient | R_θJA | 325 | °C/W | ||
| Thermal Resistance, Junction to Lead | R_θJL | 250 | °C/W |
Key Features
- Fast switching speeds with a reverse recovery time as low as 5 ns.
- Low capacitance of 4 pF, making it suitable for high-speed applications.
- Hermetically sealed in a double-plug DO-213AA package.
- RoHS compliant, with non-RoHS compliant versions available for military-grade products.
- Internal metallurgical bonded construction for reliability.
- Maximum forward voltage of 1.2 V and maximum forward surge peak current of 2 A.
Applications
- High-speed switching applications.
- Detectors and transient OR'ing circuits.
- Logic arrays and blocking diodes.
- Low-capacitance steering diodes.
- General-purpose signal and switching applications.
Q & A
- What is the maximum reverse breakdown voltage of the 1N4148UR-1E3/TR diode?
The maximum reverse breakdown voltage is 100 V.
- What is the typical junction capacitance of this diode?
The typical junction capacitance is 4 pF.
- What is the reverse recovery time of the 1N4148UR-1E3/TR diode?
The reverse recovery time is as low as 5 ns.
- Is the 1N4148UR-1E3/TR diode RoHS compliant?
Yes, it is RoHS compliant, with non-RoHS compliant versions available for military-grade products.
- What is the maximum forward surge peak current of this diode?
The maximum forward surge peak current is 2 A).
- What is the typical forward voltage of the 1N4148UR-1E3/TR diode?
The typical forward voltage is 0.8 V to 1.2 V).
- What are the common applications of the 1N4148UR-1E3/TR diode?
Common applications include high-speed switching, detectors, transient OR'ing, logic arrays, and low-capacitance steering diodes).
- What is the package type of the 1N4148UR-1E3/TR diode?
The diode is packaged in a double-plug DO-213AA package).
- What is the thermal resistance, junction to ambient, of this diode?
The thermal resistance, junction to ambient, is 325 °C/W).
- What is the junction temperature range of the 1N4148UR-1E3/TR diode?
The junction temperature range is -65 °C to 175 °C).
