Overview
The REF3330AIDCKR from Texas Instruments is a precision voltage reference integrated circuit, renowned for its high accuracy and reliability. This device is part of the REF33xx family, which is designed to provide stable voltage references in a variety of applications. The REF3330AIDCKR is particularly notable for its 0.15% initial accuracy and low temperature drift of 30 ppm/°C, making it an ideal choice for critical systems where precision is paramount. It is packaged in a compact SC70-3 (SOT-323) package, which facilitates easy integration into space-constrained designs.
Key Specifications
| Parameter | Value |
|---|---|
| Manufacturer | Texas Instruments |
| Base Part Number | REF3330 |
| Package / Case | SC-70, SOT-323 |
| Number of Terminations | 3 |
| Mounting Type | Surface Mount |
| Supply Voltage | 3.2V to 5.5V |
| Output Voltage | 3V |
| Tolerance | ±0.15% |
| Temperature Coefficient | 30 ppm/°C |
| Operating Temperature | -40°C to 125°C |
| Quiescent Current | 3.9 µA (typ) |
| Max Output Current | 5 mA |
| Noise (0.1Hz to 10Hz) | 84 µVp-p |
| RoHS Status | ROHS3 Compliant |
Key Features
- Industry-leading precision: With a tolerance of ±0.15%, ensuring accurate voltage references.
- Compact packaging: Available in SC70-3 and SOT-323 packages, offering versatility and ease of integration.
- Low power consumption: Nominal supply current of 3.9 µA, making it suitable for battery-powered devices.
- Low temperature drift: 30 ppm/°C, ensuring stable performance across a wide temperature range.
- High output current: Capable of delivering up to 5 mA.
- Low dropout voltage: 110 mV (typ), allowing operation with minimal voltage overhead.
- Low noise: 84 µVp-p noise from 0.1 Hz to 10 Hz.
Applications
- Precision instrumentation: Used in multimeters, data acquisition systems, and calibration equipment for accurate voltage measurement.
- Automotive electronics: Integrated into automotive systems for sensor calibration, battery management, and electronic control unit (ECU) referencing.
- Medical devices: Ensures precise voltage regulation in medical instruments such as patient monitoring systems and diagnostic equipment.
- Industrial automation: Used in PLCs, motor control systems, and robotics for maintaining stable voltage levels in industrial environments.
- Telecommunications: Incorporated into networking equipment and base stations for precise voltage referencing in communication systems.
Q & A
- What is the output voltage of the REF3330AIDCKR?
The output voltage of the REF3330AIDCKR is 3V.
- What is the tolerance of the REF3330AIDCKR?
The tolerance of the REF3330AIDCKR is ±0.15%.
- What is the operating temperature range of the REF3330AIDCKR?
The operating temperature range is -40°C to 125°C.
- What is the typical quiescent current of the REF3330AIDCKR?
The typical quiescent current is 3.9 µA.
- What is the maximum output current of the REF3330AIDCKR?
The maximum output current is 5 mA.
- Is the REF3330AIDCKR RoHS compliant?
Yes, the REF3330AIDCKR is ROHS3 compliant.
- What is the noise level of the REF3330AIDCKR from 0.1 Hz to 10 Hz?
The noise level is 84 µVp-p.
- What are the available package types for the REF3330AIDCKR?
The available package types are SC70-3 and SOT-323.
- What is the temperature coefficient of the REF3330AIDCKR?
The temperature coefficient is 30 ppm/°C.
- What are some common applications of the REF3330AIDCKR?
Common applications include precision instrumentation, automotive electronics, medical devices, industrial automation, and telecommunications.
