Overview
The LM336Z-2.5, produced by National Semiconductor, is a precision 2.5V shunt regulator diode designed for a wide range of applications requiring stable voltage references. This component operates as a low-temperature-coefficient 2.5V zener diode with a dynamic impedance of 0.2Ω. It is available in TO-92 and TO-226-3 packages, making it versatile for various circuit designs.
Key Specifications
| Parameter | Value |
|---|---|
| Output Voltage | 2.49V |
| Output Voltage Tolerance | ±4.02% |
| Operating Current Range | 400 μA to 10 mA |
| Dynamic Impedance | 0.2Ω |
| Operating Temperature Range | 0°C to +70°C |
| Package Type | TO-92-3, TO-226-3 (TO-226AA) |
| Mounting Type | Through Hole |
| Reference Type | Shunt |
| Output Type | Fixed |
Key Features
- Low temperature coefficient, ensuring stable voltage reference across a wide temperature range.
- Wide operating current range of 400 μA to 10 mA, making it suitable for various circuit applications.
- Low dynamic impedance of 0.2Ω, facilitating easy biasing in circuits.
- Third terminal allows for adjustment of the reference voltage or minimization of the temperature coefficient without affecting the other.
- Can be used as either a positive or negative voltage reference due to its shunt regulator operation.
Applications
The LM336Z-2.5 is highly versatile and can be used in several applications, including:
- Digital voltmeters and other precision measurement instruments.
- Power supplies and voltage regulators.
- Op-amp circuitry requiring stable voltage references.
- Circuits where a low-temperature-coefficient voltage reference is essential.
Q & A
- What is the output voltage of the LM336Z-2.5?
The output voltage of the LM336Z-2.5 is 2.49V. - What is the operating current range of the LM336Z-2.5?
The operating current range is from 400 μA to 10 mA. - What is the dynamic impedance of the LM336Z-2.5?
The dynamic impedance is 0.2Ω. - What is the operating temperature range of the LM336Z-2.5?
The operating temperature range is from 0°C to +70°C. - In what packages is the LM336Z-2.5 available?
The LM336Z-2.5 is available in TO-92-3 and TO-226-3 (TO-226AA) packages. - Can the LM336Z-2.5 be used as both a positive and negative voltage reference?
Yes, it can be used as both a positive and negative voltage reference due to its shunt regulator operation. - How can the temperature coefficient of the LM336Z-2.5 be minimized?
The temperature coefficient can be minimized by using the third terminal to adjust the reference voltage without affecting the temperature coefficient. - What are some common applications of the LM336Z-2.5?
Common applications include digital voltmeters, power supplies, op-amp circuitry, and any circuit requiring a stable low-temperature-coefficient voltage reference. - Is the LM336Z-2.5 RoHS compliant?
Yes, the LM336Z-2.5 is RoHS compliant. - What is the mounting type of the LM336Z-2.5?
The mounting type is through-hole.
