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REF02BU
5V plus or minus 0.2% fixed voltage reference in SOIC-8 package, operating range from 8V to 40V, 21mA output current, compliant with ROHS standards
REF02BU
5V plus or minus 0.2% fixed voltage reference in SOIC-8 package, operating range from 8V to 40V, 21mA output current, compliant with ROHS standards
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Manufacturer Part # : REF02BU
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Package/Case: SOIC (D)-8
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Brand: Texas Instruments
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Product Categories : Voltage Reference
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Service & Packaging
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About After Sales Service
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REF02BU DataSheet
Pricing (USD)
| Quantity | Unit Price | Ext. Price |
|---|---|---|
| 1 | $4.052 | $4.05 |
| 10 | $3.548 | $35.48 |
| 30 | $3.249 | $97.47 |
| 100 | $2.946 | $294.60 |
| 500 | $2.806 | $1,403.00 |
| 1000 | $2.745 | $2,745.00 |
These prices are subject to market fluctuations, and a quote submission is required to obtain the latest prices.
Details
Designed for precision measurement and control applications, the REF02BU voltage reference IC from Analog Devices stands out for its exceptional accuracy and stability. With an output voltage of 5 volts, low initial accuracy, and excellent long-term stability, this device provides a reliable and consistent voltage reference over a wide temperature range. Its low output impedance ensures good load regulation, while its ability to drive capacitive loads without performance degradation further illustrates its versatility. The REF02BU's compact size and low power consumption make it a practical choice for space-constrained electronic designs, particularly in battery-powered applications where energy efficiency is essential. Whether used in industrial automation, data acquisition systems, or portable instruments, the REF02BU offers the precision and reliability needed for critical operations
Key Features
- Reliable and accurate voltage reference for precision systems
- Wide operating temperature range for reliable operation
- Low dropout voltage for efficient energy management
- Packaged in a compact SOIC package for ease of use
Application
- Power supply voltage regulation
- DAC reference voltage selection
- Analog signal conditioning
Specifications
The followings are basic parameters of the part selected concerning the characteristics of the part and categories it belongs to.
| VO (V) | 5 | Initial accuracy (max) (%) | 0.2 |
| Temp coeff (max) (ppm/°C) | 10, 15 | Vin (min) (V) | 8 |
| Vin (max) (V) | 40 | Iq (typ) (mA) | 1 |
| Rating | Catalog | Features | TRIM/NR pin |
| LFN 0.1 to 10 Hz (typ) (µVPP) | 4 | Iout/Iz (max) (mA) | 21 |
| Operating temperature range (°C) | -40 to 85 |
Datasheet PDF
Datasheets record the features, absolute maximum ratings, applications and more of the device, which benefit a lot as an overall guide to the specific application of the part.
FAQs
What is REF02BU?
The REF02BU is a precision 5V voltage reference IC (integrated circuit) designed by Analog Devices. It provides a stable 5V output voltage with high accuracy and low drift over temperature, making it ideal for precision voltage reference applications.
How Does REF02BU Work?
The REF02BU operates by comparing an internal reference voltage to an external input voltage, maintaining a stable 5V output. It utilizes precision circuitry and temperature compensation to ensure accurate voltage output under varying conditions. The device is commonly used to generate a stable reference voltage for analog-to-digital converters, sensors, and precision measurement equipment.
How Many Pins does REF02BU have and What are the Functions of the Pinout Configuration?
The REF02BU is housed in an 8-lead SOIC (Small Outline Integrated Circuit) package. The pinout configuration includes:
- VOUT: 5V voltage output pin.
- NC: No connect pin.
- SENSE: Voltage sense pin for improved accuracy.
- TRIM: Trim pin for adjusting the output voltage.
- GND: Ground pin.
- V+: Positive power supply pin.
- TRIM: Trim pin for factory adjustment.
- ENABLE: Enable pin for shutdown mode.
What are the Pros and Cons of REF02BU?
Pros:
- Stable Output: Provides a stable 5V output voltage with high accuracy.
- Low Drift: Maintains output voltage stability over temperature changes.
- Low Noise: Delivers low noise performance for precision applications.
- Low Power Consumption: Operates with low power for energy-efficient designs.
- Wide Temperature Range: Suitable for operation across a wide temperature range.
Cons:
- Cost: Precision voltage references like the REF02BU may be more expensive than standard voltage regulators.
- External Components: May require additional support components for specific applications.
- Package Size: The 8-lead SOIC package may require careful PCB layout for optimal performance.
Are There Any Equivalents/Alternatives to REF02BU for Recommendation?
- The REF02 from Analog Devices is a similar 5V precision voltage reference IC.
- Alternatives to the REF02BU include the MAX6126 from Maxim Integrated and the LT1461 from Linear Technology.
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