Overview
The REF3325AIDCKR, produced by Texas Instruments, is a precision voltage reference component designed for low-power and high-accuracy applications. This device is part of the REF33xx family, which is known for its low dropout voltage, high output current, and low temperature drift. The REF3325AIDCKR is available in microsize packages such as SC70-3, SOT-23-3, and UQFN-8, making it ideal for portable and battery-powered devices. It operates over a wide temperature range of –40°C to +125°C, ensuring reliability in various environmental conditions.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Output Voltage | 2.5 | V |
| Temperature Drift | 30 | ppm/°C |
| Supply Current | 3.9 | µA |
| Dropout Voltage | 110 | mV |
| Output Current | ±5 | mA |
| Initial Accuracy | ±0.15% | |
| Noise (0.1-Hz to 10-Hz) | 35 | µVPP |
| Operating Temperature Range | –40 to 125 | °C |
| Package Type | SC70-3, SOT-23-3, UQFN-8 | |
| Pin Count | 3 |
Key Features
- Microsize Packages: SC70-3, SOT-23-3, and UQFN-8, making it suitable for space-constrained designs.
- Low Supply Current: 3.9 µA (typ), minimizing power consumption.
- Extremely Low Dropout Voltage: 110 mV (typ), ensuring efficient operation.
- High Output Current: ±5 mA, supporting a variety of load conditions.
- Low Temperature Drift: 30 ppm/°C (max), providing stable output voltage across temperature changes.
- High Initial Accuracy: ±0.15% (max), ensuring precise voltage reference.
- Low Noise: 35 µVPP (0.1-Hz to 10-Hz), suitable for applications requiring low noise levels.
- Voltage Options: Available in 1.2 V, 1.8 V, 2.5 V, 3 V, and 3.3 V, offering flexibility in design.
Applications
The REF3325AIDCKR is ideal for a wide range of applications, including:
- Portable and battery-powered devices due to its low power consumption and small size.
- Industrial control systems requiring precise voltage references.
- Communication systems where stable voltage references are crucial.
- Instrumentation and measurement equipment needing high accuracy and low noise.
- Aerospace and automotive systems where reliability over a wide temperature range is essential.
Q & A
- What is the output voltage of the REF3325AIDCKR?
The output voltage of the REF3325AIDCKR is 2.5 V.
- What is the temperature drift of the REF3325AIDCKR?
The temperature drift is 30 ppm/°C (max).
- How much current does the REF3325AIDCKR typically consume?
The REF3325AIDCKR typically consumes 3.9 µA of supply current.
- What is the dropout voltage of the REF3325AIDCKR?
The dropout voltage is 110 mV (typ).
- What is the maximum output current of the REF3325AIDCKR?
The maximum output current is ±5 mA.
- What is the initial accuracy of the REF3325AIDCKR?
The initial accuracy is ±0.15% (max).
- What are the available package types for the REF3325AIDCKR?
The available package types are SC70-3, SOT-23-3, and UQFN-8.
- What is the operating temperature range of the REF3325AIDCKR?
The operating temperature range is –40°C to +125°C.
- What are some typical applications for the REF3325AIDCKR?
Typical applications include portable and battery-powered devices, industrial control systems, communication systems, instrumentation, and aerospace and automotive systems.
- How many pins does the REF3325AIDCKR have?
The REF3325AIDCKR has 3 pins.
