Overview
The LM336Z-2.5/LFT7 is a precision 2.5V shunt regulator voltage reference integrated circuit produced by Texas Instruments. This device is part of the LM336 series, known for its low temperature coefficient and wide operating current range, making it suitable for various applications requiring stable voltage references.
The LM336Z-2.5/LFT7 operates as a low-temperature-coefficient 2.5V zener diode with a dynamic impedance of 0.2Ω. It is designed to provide a stable reference voltage and can be easily trimmed for minimum temperature drift. This component is particularly useful in circuits requiring precise voltage regulation, such as digital voltmeters, power supplies, and op-amp circuitry.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Reference Voltage | 2.5 | V |
| Operating Current Range | 400 μA to 10 mA | A |
| Dynamic Impedance | 0.2 | Ω |
| Initial Tolerance | ±1% | % |
| Temperature Stability | Specified over temperature range | - |
| Operating Temperature Range | 0°C to +70°C | °C |
| Package Type | TO-92-3, TO-226-3 (TO-226AA) | - |
| RoHS Compliance | Yes | - |
Key Features
- Precision 2.5V reference voltage with low temperature coefficient.
- Wide operating current range of 400 μA to 10 mA.
- Low dynamic impedance of 0.2Ω.
- Easily trimmed for minimum temperature drift.
- Operates as a shunt regulator, suitable for positive or negative voltage references.
- Fast turn-on time.
Applications
- Digital voltmeters and multimeters.
- Power supplies and voltage regulators.
- Op-amp circuitry and analog systems.
- Precision measurement and calibration equipment.
- Circuits requiring stable voltage references.
Q & A
- What is the reference voltage of the LM336Z-2.5/LFT7?
The reference voltage is 2.5V.
- What is the operating current range of the LM336Z-2.5/LFT7?
The operating current range is from 400 μA to 10 mA.
- What is the dynamic impedance of the LM336Z-2.5/LFT7?
The dynamic impedance is 0.2Ω.
- Can the LM336Z-2.5/LFT7 be trimmed for minimum temperature drift?
Yes, it can be easily trimmed for minimum temperature drift.
- What is the operating temperature range of the LM336Z-2.5/LFT7?
The operating temperature range is from 0°C to +70°C.
- What package types are available for the LM336Z-2.5/LFT7?
The available package types are TO-92-3 and TO-226-3 (TO-226AA).
- Is the LM336Z-2.5/LFT7 RoHS compliant?
Yes, it is RoHS compliant.
- What are some common applications of the LM336Z-2.5/LFT7?
Common applications include digital voltmeters, power supplies, op-amp circuitry, and precision measurement equipment.
- How does the LM336Z-2.5/LFT7 compare to ordinary zener diodes?
The LM336Z-2.5/LFT7 has a lower impedance and a wider operating current range, making it easier to use and more versatile than ordinary zener diodes.
- Can the LM336Z-2.5/LFT7 be used as a positive or negative voltage reference?
Yes, it can be used as either a positive or negative voltage reference.
