REF3450IDBVR
5-V, low-drift, low-power, small-footprintREF3450IDBVR
5-V, low-drift, low-power, small-footprint
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Manufacturer Part # : REF3450IDBVR
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Package/Case: SOT23-6
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Brand: Texas Instruments
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Product Categories : Voltage Reference
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Series : REF3450
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REF3450IDBVR DataSheet
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REF3450IDBVR Details
The REF3450IDBVR is a voltage reference IC from Texas Instruments, designed for precision voltage generation and regulation in electronic circuits. This IC offers a stable and accurate output voltage, making it ideal for applications requiring precise voltage references. It is housed in a compact SOT-23 package, allowing for easy integration into various circuit designs.
Pinout
- 1 (VOUT): Output Voltage
- 2 (NC): No Connection
- 3 (GND): Ground
(Tip: For detailed pinout information, please refer to the corresponding datasheet.)
Key Features
- Precision Voltage Reference: Provides a stable and accurate voltage reference for circuit applications.
- Compact Package: Housed in a small SOT-23 package for easy PCB integration.
- Low Power Consumption: Designed for low power operation, suitable for battery-powered devices.
- Wide Voltage Range: Operates over a wide voltage range to accommodate various design requirements.
- High Accuracy: Offers high accuracy and minimal voltage drift over temperature.
Application
- Precision Measurement: Ideal for precision voltage measurement and instrumentation systems.
- Reference Voltage Generation: Used as a stable reference voltage source in analog and digital circuits.
- Power Management: Applied in power management circuits for voltage regulation and control.
Where to Use
The REF3450IDBVR is suitable for applications that require precise and stable voltage references. It is commonly used in measurement instruments, data acquisition systems, and power management circuits to ensure accurate and reliable voltage regulation.
How to Use
Connect the REF3450IDBVR to your circuit by wiring the VOUT and GND pins to the corresponding connections for voltage reference. Ensure proper decoupling and filtering for noise-sensitive applications. Calibrate the output voltage as needed for accurate performance. For detailed usage instructions, refer to the datasheet.
Application Circuit
The application circuit diagram for the REF3450IDBVR demonstrates how to incorporate the voltage reference IC into your electronic system. It includes connections for input power, ground, and the output voltage, ensuring stable and reliable voltage generation.
(Tip: For detailed circuit diagram connections and usage guide, refer to the datasheet.)
Equivalents
- TL431: A comparable voltage reference IC offering similar precision and versatility.
- LM4040: An alternative voltage reference IC with excellent long-term stability.
Complementary
The REF3450IDBVR can be complemented by the REF3420IDBVR, which provides a different output voltage level or additional features to meet specific application requirements.
When selecting complementary voltage references, ensure compatibility and performance alignment with your circuit design.
Frequently Asked Questions
Q: What is the output voltage accuracy of the REF3450IDBVR?
A: The REF3450IDBVR offers high output voltage accuracy with minimal drift over temperature. Refer to the datasheet for detailed specifications.
Q: Can the REF3450IDBVR be used in battery-powered devices?
A: Yes, the REF3450IDBVR is designed for low power consumption, making it suitable for battery-powered applications requiring stable voltage references.
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) (%) | 0.05 |
Temp coeff (max) (ppm/°C) | 6 | Vin (min) (V) | 5.05 |
Vin (max) (V) | 12 | Iq (typ) (mA) | 0.072 |
Rating | Catalog | Features | 4-wire output, Enable pin |
LFN 0.1 to 10 Hz (typ) (µVPP) | 19 | Iout/Iz (max) (mA) | 10 |
Operating temperature range (°C) | -40 to 125 | Shutdown current (ISD) (typ) (µA) | 2.5 |
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 REF3450IDBVR?
The REF3450IDBVR is a precision voltage reference IC (integrated circuit) manufactured by Texas Instruments. It is designed to provide a stable and accurate voltage reference for various applications, such as data converters, precision instrumentation, and power management circuits.
How Does REF3450IDBVR Work?
The REF3450IDBVR operates by generating a precise and stable output voltage that is independent of variations in power supply voltage and temperature. It utilizes bandgap reference technology to achieve high accuracy and low voltage drift over time and temperature. The voltage reference output can be used as a stable reference for other analog circuitry within a system.
How Many Pins does REF3450IDBVR have and What are the Functions of the Pinout Configuration?
The REF3450IDBVR is housed in a small SOT-23 package with 3 pins. The pinout configuration includes:
- VOUT: Voltage reference output pin.
- GND: Ground pin.
- VDD: Power supply pin.
What are the Pros and Cons of REF3450IDBVR?
Pros:
- Stability: Provides a stable voltage reference for precision analog circuits.
- Accuracy: Offers high accuracy and low temperature coefficient for reliable operation.
- Low Power Consumption: Operates with low power consumption, suitable for battery-powered devices.
- Small Form Factor: SOT-23 package is space-efficient and easy to integrate into compact designs.
Cons:
- Output Current Limitation: May have limitations on output current capability compared to higher-current references.
- Temperature Dependency: Like all voltage references, performance may vary with temperature changes.
- External Decoupling: Requires proper decoupling capacitors for optimal noise performance.
Are There Any Equivalents/Alternatives to REF3450IDBVR for Recommendation?
- The LM4040 from Texas Instruments is a similar precision voltage reference with different voltage options.
- Alternatives to the REF3450IDBVR include the MAX6225 from Maxim Integrated and the LT1460 from Analog Devices.
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