Overview
The LM336Z25 is a precision 2.5 V shunt regulator integrated circuit produced by Fairchild Semiconductor, now part of ON Semiconductor. This monolithic IC voltage reference operates as a low temperature coefficient 2.5 V Zener diode with a dynamic impedance of 0.2 Ω. It is designed to provide a stable voltage reference, making it suitable for various applications including digital voltmeters, power supplies, and OP-AMP circuitry.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Reverse Breakdown Voltage | 2.44 - 2.54 | V |
| Reverse Current | 15 | mA |
| Forward Current | 10 | mA |
| Operating Temperature Range | 0 ~ +70 | °C |
| Storage Temperature Range | -60 ~ +150 | °C |
| Reverse Dynamic Impedance | 0.2 - 1.0 | Ω |
| Temperature Stability | 1.8 - 6.0 | mV |
| Long Term Stability in Reference Voltage | 20.0 | ppm/Khr |
Key Features
- Low-Temperature Coefficient
- Guaranteed Temperature Stability: 4 mV (Typical)
- 0.2 Ω Dynamic Impedance
- 1.0% Initial Tolerance Available
- Easily Trimmed for Minimum Temperature Drift
- Operates as a shunt regulator, can be used as either a positive or negative voltage reference
Applications
The LM336Z25 is useful in various electronic circuits, including:
- Digital voltmeters
- Power supplies
- OP-AMP circuitry
- Any application requiring a stable, low-voltage reference
Q & A
- What is the primary function of the LM336Z25?
The LM336Z25 is a precision 2.5 V shunt regulator, providing a stable voltage reference. - What is the operating temperature range of the LM336Z25?
The operating temperature range is 0 ~ +70°C. - What is the dynamic impedance of the LM336Z25?
The dynamic impedance is 0.2 Ω. - Can the LM336Z25 be trimmed for temperature drift?
Yes, the LM336Z25 can be easily trimmed for minimum temperature drift. - What are the typical applications of the LM336Z25?
Typical applications include digital voltmeters, power supplies, and OP-AMP circuitry. - What is the reverse breakdown voltage range of the LM336Z25?
The reverse breakdown voltage range is 2.44 - 2.54 V. - What is the storage temperature range of the LM336Z25?
The storage temperature range is -60 ~ +150°C. - Can the LM336Z25 be used as a positive or negative voltage reference?
Yes, it can be used as either a positive or negative voltage reference. - What is the long-term stability in reference voltage of the LM336Z25?
The long-term stability is 20.0 ppm/Khr. - What package types are available for the LM336Z25?
The LM336Z25 is available in TO-92 packages, either in bulk or on tape and reel.
