Overview
The LTC6655BHLS8-2.5#PBF, produced by Analog Devices Inc., is a precision bandgap voltage reference known for its exceptional noise and drift performance. This component is part of the LTC6655 family, which is 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, making it suitable 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 |
| Noise (0.1 Hz to 10 Hz) | 0.25 ppm P-P | ppm P-P |
| Noise (10 Hz to 1 kHz) | 0.21 ppm RMS | ppm RMS |
| Load Regulation | <10 ppm/mA | ppm/mA |
| Line Regulation | 5 ppm/V | ppm/V |
| Supply Voltage Range | 500 mV above VOUT to 13.2 V | V |
| Current Sourcing/Sinking | ±5 mA | mA |
| Shutdown Current | <20 µA | µA |
| Package Type | 8-Lead LCC (5mm x 5mm) | |
| Operating Temperature Range | –40°C to 125°C | °C |
Key Features
- Low Noise and Drift: The LTC6655BHLS8-2.5#PBF features exceptional noise and drift performance, with 0.25 ppm P-P noise from 0.1 Hz to 10 Hz 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 ensure consistent performance.
- Low Dropout and Shutdown: The component can operate with a supply voltage as low as 500 mV above the output voltage and has a low power shutdown mode with a current of less than 20 µA.
- Noise Reduction: The LTC6655LN version includes a noise reduction pin that can reduce wideband noise with the addition of a single capacitor.
- Package Options: Available in an 8-lead LS8 hermetic package, which provides outstanding stability.
Applications
The LTC6655BHLS8-2.5#PBF is suitable for a variety of applications, including:
- Instrumentation and Test Equipment: High-resolution measurements require the low noise and drift characteristics of this component.
- Automotive Applications: Fully specified over a wide temperature range, making it ideal for demanding automotive environments.
- Industrial Applications: The component's stability and accuracy make it suitable for various industrial uses.
Q & A
- What is the output voltage of the LTC6655BHLS8-2.5#PBF?
The output voltage is 2.5 V. - What is the initial accuracy of the LTC6655BHLS8-2.5#PBF?
The initial accuracy is ±0.025%. - What is the temperature coefficient of the LTC6655BHLS8-2.5#PBF?
The temperature coefficient is 2 ppm/°C. - How much noise does the LTC6655BHLS8-2.5#PBF exhibit in the 0.1 Hz to 10 Hz range?
The noise in this range is 0.25 ppm P-P. - What is the load regulation of the LTC6655BHLS8-2.5#PBF?
The load regulation is less than 10 ppm/mA. - What is the supply voltage range for the LTC6655BHLS8-2.5#PBF?
The supply voltage range is from 500 mV above the output voltage to 13.2 V. - Does the LTC6655BHLS8-2.5#PBF have a shutdown mode?
Yes, it has a low power shutdown mode with a current of less than 20 µA. - What package type is the LTC6655BHLS8-2.5#PBF available in?
The component is available in an 8-lead LCC (5mm x 5mm) package. - What is the operating temperature range of the LTC6655BHLS8-2.5#PBF?
The operating temperature range is –40°C to 125°C. - Can the LTC6655BHLS8-2.5#PBF source and sink current?
Yes, it can source and sink up to ±5 mA.
