Overview
The LT1461AIS8-3.3#PBF is a low dropout micropower band-gap voltage reference from Analog Devices Inc. This component is part of the LT1461 family, which is known for its high accuracy, low drift, and low supply current. It is designed to provide a stable voltage reference with minimal power consumption, making it suitable for a variety of applications in precision electronics.
Key Specifications
| Parameter | Min | Typ | Max | Units |
|---|---|---|---|---|
| Output Voltage | -0.04% | - | 0.04% | % |
| Output Voltage Temperature Coefficient | 1 | - | 20 | ppm/°C |
| Supply Current (No Load) | 35 | 50 | 70 | µA |
| Output Current | - | - | 50 | mA |
| Dropout Voltage | - | - | 0.3 | V |
| Line Regulation | 2 | - | 12 | ppm/V |
| Load Regulation (Sourcing) | 12 | - | 40 | ppm/mA |
| Operating Temperature Range | -40 | - | 85 | °C |
| Package Type | - | - | 8-Lead SOIC (Narrow 0.15 Inch) | - |
Key Features
- High accuracy: ±0.04% maximum output voltage tolerance.
- Low drift: 3 ppm/°C maximum output voltage temperature coefficient.
- Low supply current: 50 µA maximum.
- High output current: 50 mA minimum.
- Low dropout voltage: 300 mV maximum.
- Excellent thermal regulation and thermal limiting.
- Power shutdown and thermal shutdown features.
- Available in multiple output voltage options (2.5V, 3V, 3.3V, 4.096V, 5V).
Applications
The LT1461AIS8-3.3#PBF is suitable for various applications requiring high precision and low power consumption, such as:
- Precision voltage regulation in industrial and medical devices.
- High-accuracy data acquisition systems.
- Low-power battery-operated devices.
- Automotive and aerospace electronics where reliability and precision are critical.
Q & A
- What is the output voltage accuracy of the LT1461AIS8-3.3#PBF? The output voltage accuracy is ±0.04% maximum.
- What is the maximum output current of the LT1461AIS8-3.3#PBF? The maximum output current is 50 mA.
- What is the typical supply current of the LT1461AIS8-3.3#PBF? The typical supply current is 50 µA.
- What is the operating temperature range of the LT1461AIS8-3.3#PBF? The operating temperature range is -40°C to 85°C.
- Does the LT1461AIS8-3.3#PBF have a shutdown feature? Yes, it has a power shutdown feature.
- What is the dropout voltage of the LT1461AIS8-3.3#PBF? The dropout voltage is 300 mV maximum.
- Is the LT1461AIS8-3.3#PBF available in different output voltage options? Yes, it is available in 2.5V, 3V, 3.3V, 4.096V, and 5V options.
- What is the package type of the LT1461AIS8-3.3#PBF? The package type is 8-Lead SOIC (Narrow 0.15 Inch).
- Does the LT1461AIS8-3.3#PBF have thermal protection? Yes, it has thermal limiting and thermal shutdown features.
- What are some common applications of the LT1461AIS8-3.3#PBF? Common applications include precision voltage regulation in industrial and medical devices, high-accuracy data acquisition systems, and low-power battery-operated devices.
