Overview
The LM336Z-2.5/NOPB is a precision fixed shunt voltage reference IC produced by Texas Instruments. This component is designed to provide a stable 2.5V reference voltage, making it suitable for various applications requiring precise voltage regulation. The LM336Z-2.5/NOPB is part of the LM336 series, known for its low temperature coefficient and wide operating current range, which simplifies its use in a variety of circuits.
Key Specifications
| Parameter | Value |
|---|---|
| Brand | Texas Instruments |
| Nominal Voltage | 2.5V ±4% |
| Package Type | TO-92 |
| Reference Type | Fixed |
| Mounting Type | Through Hole |
| Topology | Shunt |
| Maximum Output Current | 10mA |
| Minimum Output Voltage | 2.39V |
| Maximum Output Voltage | 2.59V |
| Pin Count | 3 |
| Load Regulation | 10 mV |
| Dimensions | 5.2 x 4.19 x 5.2mm |
| Minimum Operating Temperature | 0°C |
| Maximum Operating Temperature | +70°C |
Key Features
- Precision Voltage Reference: Provides a stable 2.5V reference voltage with an initial accuracy of ±4%.
- Low Temperature Coefficient: Ensures minimal voltage drift over the operating temperature range.
- Wide Operating Current Range: Operates from 400 μA to 10 mA, making it versatile for various applications.
- Shunt Topology: Can be used as either a positive or negative voltage reference.
- Easily Trimmed for Minimum Temperature Drift: Allows for adjustment of the reference voltage and temperature coefficient.
- Dynamic Impedance: Features a low dynamic impedance of 0.2Ω.
Applications
- Digital Voltmeters: Used as a precision voltage reference in digital voltmeters.
- Power Supplies: Utilized in power supply circuits to provide a stable reference voltage.
- Op Amp Circuitry: Employed in operational amplifier circuits requiring precise voltage references.
- General Circuit Design: Suitable for any circuit requiring a stable and precise voltage reference.
Q & A
- What is the nominal voltage of the LM336Z-2.5/NOPB?
The nominal voltage is 2.5V with an initial accuracy of ±4%.
- What is the package type of the LM336Z-2.5/NOPB?
The package type is TO-92.
- What is the maximum output current of the LM336Z-2.5/NOPB?
The maximum output current is 10mA.
- What is the operating temperature range of the LM336Z-2.5/NOPB?
The operating temperature range is from 0°C to +70°C.
- Can the LM336Z-2.5/NOPB be used as a positive or negative voltage reference?
Yes, it can be used as either a positive or negative voltage reference due to its shunt topology.
- What is the dynamic impedance of the LM336Z-2.5/NOPB?
The dynamic impedance is 0.2Ω.
- How can the temperature coefficient of the LM336Z-2.5/NOPB be minimized?
The temperature coefficient can be minimized by adjusting the reference voltage using external components, such as a potentiometer and additional diodes, as described in the datasheet.
- What are some common applications of the LM336Z-2.5/NOPB?
Common applications include digital voltmeters, power supplies, op amp circuitry, and general circuit design requiring precise voltage references.
- What is the load regulation of the LM336Z-2.5/NOPB?
The load regulation is 10 mV.
- How many pins does the LM336Z-2.5/NOPB have?
The LM336Z-2.5/NOPB has 3 pins.
