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Name: REF102CP
Brand: Texas Instruments
SKU: REF102CP
Price: 2.40 USD
Availability: InStock
Rating: 5 (2 reviews)

Any Feature, including a modified Existing Feature, that is not an Existing Feature.

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Texas Instruments REF102CP

Part No.:: REF102CP

Manufacturer:: Texas Instruments

Package:: 8-DIP (0.300, 7.62mm)

Datasheet:: REF102CP.pdf

Description:: IC VREF SERIES 0.025% 8DIP

In Stock:: 322

Quantity:: Add To Cart

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REF102CP Specifications

Packaging:
Tube
Series:
-
ProductStatus:
Obsolete
ReferenceType:
Series
OutputType:
Fixed
Voltage-Output(Min/Fixed):
10V
Voltage-Output(Max):
-
Current-Output:
10 mA
Tolerance:
±0.025%
TemperatureCoefficient:
2.5ppm/°C
Noise-01Hzto10Hz:
5µVp-p
Noise-10Hzto10kHz:
-
Voltage-Input:
11.4V ~ 36V
Current-Supply:
1.4mA
Current-Cathode:
-
OperatingTemperature:
-25°C ~ 85°C (TA)
MountingType:
Through Hole

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REF102CP information

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REF102CP Typical application Circuitry

REF102CP

The REF102CP is a precision voltage reference chip used in various applications where a stable and accurate voltage reference is crucial. It's designed to offer a stable reference voltage over temperature variations and time, making it ideal for high-precision instrumentation, A/D converters, D/A converters, and battery-powered equipment.

Key Features of REF102CP:

- High Precision: The REF102CP offers a high level of precision with a typical output voltage of 10V and very low temperature coefficient, ensuring stable performance across a wide range of operating conditions.

- Low Temperature Coefficient: This characteristic ensures that the output voltage remains consistent despite temperature changes, making it suitable for applications requiring high precision over a wide temperature range.

- Low Noise: It exhibits low noise performance, which is essential in sensitive electronic equipment, reducing the impact of electrical noise on the system.

- Long-term Stability: The REF102CP is designed for excellent long-term voltage stability, an essential feature for applications requiring reliable performance over time.

Application Scenario: Precision 10V Reference for an A/D Converter

In this application, the REF102CP is used to provide a precise 10V reference voltage for an Analog-to-Digital Converter (ADC) in a data acquisition system. The objective is to ensure that the ADC operates with high accuracy, translating analog signals into digital values with minimal error.

Specifications of the Circuit Connection:

- Power Supply: The GND pin (pin 4) of the REF102CP is linked to ground, and the V+ pin (pin 7) is connected to a +15V power supply. The electricity required for the REF102CP to function is supplied by this configuration.

- Output Voltage Stabilization: The output pin (pin 6) of the REF102CP directly provides the 10V reference voltage. A decoupling capacitor (typically 10µF) should be connected between the output and ground close to the REF102CP to stabilize the output voltage and filter out noise.

- Input to the ADC: The 10V reference voltage from the REF102CP is connected to the reference voltage input of the ADC. This ensures that the ADC scales its input signals against a precise 10V, enhancing measurement accuracy.

- Thermal Considerations: When designing the circuit, it's crucial to minimize thermal gradients across the REF102CP by keeping heat-generating components away from it. This precaution helps maintain the precision of the reference voltage.

- Noise Reduction: To further reduce noise, a low-pass filter can be added between the REF102CP's output and the ADC's reference input. In order to reach the required cutoff frequency, this can entail using a straightforward RC filter with carefully chosen resistor and capacitor values.

Design Considerations:

When incorporating the REF102CP into a circuit, several key factors must be considered:

- Power Supply Stability: Ensure the power supply to the REF102CP is stable and clean. Voltage fluctuations can impact the reference voltage accuracy.

- Load Regulation: Minimize the load on the REF102CP's output to maintain accuracy. High loads can cause voltage drops and affect performance.

- Environmental Conditions: The operating temperature range and humidity should be taken into account as they have an impact on the REF102CP's functionality. Proper PCB layout and component placement can mitigate these effects.

In summary, the REF102CP is a high-precision, stable voltage reference chip that finds applications in areas requiring accurate voltage references. By paying attention to power supply quality, thermal management, and noise reduction, the REF102CP can significantly enhance the accuracy and reliability of electronic systems, particularly in precision data acquisition and conversion applications.

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6. What is the process for return or replacement of REF102CP?

All goods will implement Pre-Shipment Inspection (PSI), selected at random from all batches of your order to do a systematic inspection before arranging the shipment. If there is something wrong with the REF102CP we delivered, we will accept the replacement or return of the REF102CP only when all of the below conditions are fulfilled:

(1)Such as a deficiency in quantity, delivery of wrong items, and apparent external defects (breakage and rust, etc.), and we acknowledge such problems.

(2)We are informed of the defect described above within 90 days after the delivery of REF102CP.

(3)The PartNo is unused and only in the original unpacked packaging.

Two processes to return the products:

(1)Inform us within 90 days

(2)Obtain Requesting Return Authorizations