Allicdata Part #: | REF1004I-1.2G4-ND |
Manufacturer Part#: |
REF1004I-1.2G4 |
Price: | $ 3.47 |
Product Category: | Integrated Circuits (ICs) |
Manufacturer: | Texas Instruments |
Short Description: | IC VREF SHUNT 1.235V 8SOIC |
More Detail: | Shunt Voltage Reference IC ±0.3% 20mA 8-SOIC |
DataSheet: | REF1004I-1.2G4 Datasheet/PDF |
Quantity: | 1000 |
150 +: | $ 3.15785 |
Series: | -- |
Packaging: | Tube |
Part Status: | Active |
Reference Type: | Shunt |
Output Type: | Fixed |
Voltage - Output (Min/Fixed): | 1.235V |
Current - Output: | 20mA |
Tolerance: | ±0.3% |
Temperature Coefficient: | 20ppm/°C Typical |
Noise - 0.1Hz to 10Hz: | -- |
Noise - 10Hz to 10kHz: | 60µVrms |
Voltage - Input: | -- |
Current - Supply: | -- |
Current - Cathode: | 10µA |
Operating Temperature: | -40°C ~ 85°C (TA) |
Mounting Type: | Surface Mount |
Package / Case: | 8-SOIC (0.154", 3.90mm Width) |
Supplier Device Package: | 8-SOIC |
Base Part Number: | REF1004-1.2 |
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PMIC - Voltage Reference: REF1004I-1.2G4 Application Field and Working Principle
Voltage references provide precision signals from which other voltages can be derived accurately. The Texas Instrument REF1004I-1.2G4 is a precision voltage reference device which can be used to generate adjustable output voltage with a negative offset. The device is specifically tailored for high precision low power applications such as high speed ADCs (Analog-to-Digital Converters), DACs (Digital-to-Analog Converters) and general-purpose, stereo audio and RF applications.
Application Field
The REF1004I-1.2G4 can be used in a wide range of applications. It offers flexible positive, negative or dual output voltage references. The device is especially suitable for high performance, low power applications such as ADCs and DACs and other general-purpose circuits. It also offers unmatched low drift over the full range of temperature conditions. The device has built-in trimming for higher accuracy and reliability. It can be used in systems that require precision voltage references such as data acquisition and processing, telecommunications, aerospace and military systems.
Working Principle
The REF1004I-1.2G4 is a precision voltage reference device that operates based on bipolar output stage technology. The device consists of two transistors that act as a voltage reference by connecting their bases together and utilizing the fact that transistors tend to remain in balance over a limited temperature range. The device uses a feedback loop to regulate the output voltage that is generated based on the resistance between the collector and emitter of the two transistors. The device is configured to automatically adjust the voltage output in order to maintain the output voltage at a specified level. This voltage is then used to generate adjustable output voltages with a negative offset.
Advantages
The REF1004I-1.2G4 offers several advantages. It is an economical solution that provides high accuracy and low drift over the full temperature range. The device includes low power consumption, excellent long term stability, programmable output voltage and can be used in both single and dual output applications. The device is also highly reliable with a MTTF (Mean Time To Failure) of 30 to 40 years and has low quiescent current drain.
Conclusion
The Texas Instruments REF1004I-1.2G4 is a precision voltage reference device that can be used to generate adjustable output voltage with a negative offset. It is a reliable, low power and low drift solution for high performance, low power applications. The device offers high accuracy, low power consumption, excellent long term stability and can be used in both single and dual output applications. The REF1004I-1.2G4 is an excellent choice for systems that require precision voltage references such as data acquisition and processing, telecommunications, aerospace and military systems.
The specific data is subject to PDF, and the above content is for reference
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