Overview
The LTC6655CHMS8-2.5#TRPBF from Analog Devices Inc. is a precision bandgap voltage reference, part of the LTC6655 family. This component is renowned for its exceptional noise and drift performance, making it ideal for high-resolution measurements in instrumentation and test equipment. It is fully specified over a wide temperature range of –40°C to 125°C, ensuring its suitability for demanding automotive and industrial applications.
Key Specifications
| Parameter | Value | Units |
|---|---|---|
| Output Voltage | 2.5 | V |
| Initial Accuracy | ±0.025% | % |
| Temperature Coefficient | 2 ppm/°C | ppm/°C |
| Line Regulation | 5 ppm/V | ppm/V |
| Load Regulation | 3 ppm/mA | ppm/mA |
| Output Voltage Noise (0.1Hz to 10Hz) | 0.25 ppmP-P | ppmP-P |
| Output Voltage Noise (10Hz to 1kHz) | 0.67 ppmRMS | ppmRMS |
| Supply Voltage Range | 3V to 13.2V | V |
| Current Sourcing/Sinking Capability | ±5 mA | mA |
| Shutdown Current | <20 µA | µA |
| Package Type | 8-Lead MSOP |
Key Features
- Low Noise and Drift: The LTC6655CHMS8-2.5#TRPBF features low noise and drift, with 0.25 ppmP-P noise in the 0.1Hz to 10Hz range and a temperature coefficient of 2 ppm/°C.
- High Accuracy: The output voltage is accurate to ±0.025%.
- Load and Line Regulation: Superior load regulation with source and sink capability, and exceptional line rejection.
- Low Dropout and Shutdown Mode: The component can operate with a supply voltage as low as 500mV above the output voltage and has a low power shutdown mode.
- Stable Packaging: Available in an 8-lead MSOP package and an 8-lead LS8 hermetic package for outstanding stability.
- Noise Reduction Pin: The LTC6655LN version includes a noise reduction pin that reduces wideband noise with the addition of a single capacitor.
Applications
The LTC6655CHMS8-2.5#TRPBF is suitable for various applications requiring high precision and stability, including:
- Instrumentation and test equipment.
- Demanding automotive applications.
- Industrial applications requiring high accuracy and low drift.
- High-resolution measurement systems.
Q & A
- What is the output voltage of the LTC6655CHMS8-2.5#TRPBF?
The output voltage is 2.5V. - What is the initial accuracy of the LTC6655CHMS8-2.5#TRPBF?
The initial accuracy is ±0.025%. - What is the temperature coefficient of the LTC6655CHMS8-2.5#TRPBF?
The temperature coefficient is 2 ppm/°C. - What is the supply voltage range for the LTC6655CHMS8-2.5#TRPBF?
The supply voltage range is from 3V to 13.2V. - Does the LTC6655CHMS8-2.5#TRPBF have a shutdown mode?
Yes, it has a low power shutdown mode with a current of less than 20 µA. - What are the packaging options for the LTC6655CHMS8-2.5#TRPBF?
The component is available in an 8-lead MSOP package and an 8-lead LS8 hermetic package. - How does the noise reduction pin work in the LTC6655LN version?
The noise reduction pin reduces wideband noise with the addition of a single capacitor. - What are some typical applications for the LTC6655CHMS8-2.5#TRPBF?
Typical applications include instrumentation and test equipment, automotive, and industrial applications requiring high accuracy and low drift. - What is the load regulation of the LTC6655CHMS8-2.5#TRPBF?
The load regulation is 3 ppm/mA. - Can the LTC6655CHMS8-2.5#TRPBF source and sink current?
Yes, it can source and sink up to ±5 mA.
