Overview
The REF03GSZ is a precision voltage reference IC produced by Analog Devices Inc. This component is part of the REF01, REF02, and REF03 series, which are known for their stability and minimal change in response to variations in supply voltage, ambient temperature, or load conditions. The REF03GSZ specifically provides a stable 2.5V output voltage with a tolerance of ±0.6% and is available in an 8-lead SOIC package.
Key Specifications
| Parameter | Value |
|---|---|
| Manufacturer | Analog Devices Inc. |
| Part Number | REF03GSZ |
| Package | 8-Lead SOIC |
| Reference Type | Series |
| Output Type | Fixed |
| Voltage - Output (Min/Fixed) | 2.5V |
| Tolerance | ±0.6% |
| Current - Output | 10 mA |
| Temperature Coefficient | 50ppm/°C |
| Noise - 0.1Hz to 10Hz | 6µVp-p |
| Voltage - Input | 4.5V ~ 33V |
| Current - Supply | 1.4mA |
| Operating Temperature | -40°C ~ 85°C (TA) |
| Mounting Type | Surface Mount |
Key Features
- High supply voltage range: up to 36 V maximum.
- Low supply current: 1.4 mA maximum.
- High load-driving capability: 10 mA maximum.
- Temperature output function: The TEMP terminal can be used for temperature sensing and approximation with an external buffer and a simple resistor network.
- TRIM terminal for fine adjustment of the output voltage.
- Small footprint and wide application versatility, making it ideal for general-purpose and space-constrained applications.
Applications
The REF03GSZ is suitable for a variety of applications where a stable voltage reference is required. These include general-purpose voltage referencing, temperature sensing, and use in space-constrained designs. It is particularly useful in systems that need minimal change in output voltage due to variations in supply voltage, ambient temperature, or load conditions.
Q & A
- What is the output voltage of the REF03GSZ?
The output voltage of the REF03GSZ is 2.5V with a tolerance of ±0.6%. - What is the input voltage range for the REF03GSZ?
The input voltage range for the REF03GSZ is 4.5V to 33V. - What is the maximum output current of the REF03GSZ?
The maximum output current of the REF03GSZ is 10 mA. - What is the operating temperature range of the REF03GSZ?
The operating temperature range of the REF03GSZ is -40°C to 85°C (TA). - What package type is the REF03GSZ available in?
The REF03GSZ is available in an 8-lead SOIC package. - Can the REF03GSZ be used for temperature sensing?
Yes, the REF03GSZ can be used for temperature sensing using the TEMP terminal with an external buffer and a simple resistor network. - What is the supply current of the REF03GSZ?
The supply current of the REF03GSZ is 1.4 mA maximum. - Is the REF03GSZ RoHS compliant?
Yes, the REF03GSZ is RoHS compliant. - What are some recommended alternatives to the REF03GSZ?
Newer designs should consider using the ADR01, ADR02, ADR03, or ADR06 series, which offer higher accuracy and temperature stability while maintaining pin-for-pin compatibility. - What is the temperature coefficient of the REF03GSZ?
The temperature coefficient of the REF03GSZ is 50ppm/°C).
