Overview
The LM336Z-2.5#PBF, produced by Analog Devices Inc., is a general-purpose shunt regulator diode designed to provide a stable 2.5V reference voltage. This component operates over a wide current range and maintains good stability with time and temperature. It features a third terminal that allows for the adjustment of the reference voltage and minimization of the temperature coefficient. The LM336Z-2.5#PBF is available in a 3-lead TO-92 plastic package, making it versatile for various applications requiring precise voltage references.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Reference Voltage (VZ) | 2.44 - 2.54 | V |
| Operating Current Range | 400 µA to 10 mA | |
| Dynamic Impedance | 0.2 Ω | |
| Temperature Coefficient | ±1.8 to ±6 mV (full range) | |
| Operating Temperature Range | 0°C to 70°C | °C |
| Storage Temperature Range | −65°C to 150°C | °C |
| Package Type | 3-Lead TO-92 |
Key Features
- Stable 2.5V reference voltage with low temperature coefficient.
- Wide operating current range from 400 µA to 10 mA.
- Low dynamic impedance of 0.2 Ω.
- Easily trimmed for minimum temperature drift using the third terminal.
- Can be used as either positive or negative voltage references.
- Available in a compact 3-lead TO-92 plastic package.
Applications
The LM336Z-2.5#PBF is suitable for a variety of precision reference applications, including:
- Digital voltmeters.
- Power supplies.
- Operational-amplifier circuitry.
- Any circuit requiring a stable 2.5V reference voltage, particularly useful when deriving a stable reference from 5-V logic supplies.
Q & A
- What is the reference voltage of the LM336Z-2.5#PBF?
The reference voltage is 2.5V, with a tolerance range of 2.44V to 2.54V. - What is the operating current range of the LM336Z-2.5#PBF?
The operating current range is from 400 µA to 10 mA. - What is the dynamic impedance of the LM336Z-2.5#PBF?
The dynamic impedance is 0.2 Ω. - Can the temperature coefficient be adjusted?
Yes, the third terminal allows for the adjustment of the reference voltage and minimization of the temperature coefficient. - What is the operating temperature range of the LM336Z-2.5#PBF?
The operating temperature range is from 0°C to 70°C. - What package type is the LM336Z-2.5#PBF available in?
The component is available in a 3-lead TO-92 plastic package. - Can the LM336Z-2.5#PBF be used as a positive or negative reference?
Yes, it can be used as either a positive or negative voltage reference. - What are some common applications of the LM336Z-2.5#PBF?
Common applications include digital voltmeters, power supplies, and operational-amplifier circuitry. - How does the LM336Z-2.5#PBF handle long-term stability?
The component exhibits a long-term change in reference voltage of 20 ppm/khr at 25°C. - What is the storage temperature range for the LM336Z-2.5#PBF?
The storage temperature range is from −65°C to 150°C.
