Overview
The LT1790AIS6-3#TRMPBF is a micropower low dropout series reference from Analog Devices Inc. This component is part of the LT1790 family, which is known for its high accuracy, low drift, low power dissipation, and compact SOT-23 package. The LT1790AIS6-3#TRMPBF is specifically designed to provide a stable output voltage of 3V, making it suitable for a variety of applications requiring precise voltage references.
Key Specifications
| Parameter | Min | Typ | Max | Units |
|---|---|---|---|---|
| Output Voltage | 2.997 | 3 | 3.003 | V |
| Initial Accuracy | -0.05% | - | 0.05% | % |
| Temperature Coefficient | 5 | - | 12 | ppm/°C |
| Line Regulation | 50 | - | 170 | ppm/V |
| Load Regulation (IOUT Source = 5mA) | 80 | - | 160 | ppm/mA |
| Load Regulation (IOUT Sink = 3mA) | 70 | - | 110 | ppm/mA |
| Dropout Voltage (IOUT = 0mA) | 50 | - | 100 | mV |
| Supply Current (No Load) | 35 | - | 60 | µA |
| Input Voltage | - | - | 20 | V |
| Operating Temperature Range | -40 | - | 85 | °C |
| Package | - | - | 6-Lead TSOT-23 | - |
Key Features
- High Accuracy: The LT1790AIS6-3#TRMPBF offers high output voltage accuracy, with initial accuracy as low as ±0.05%.
- Low Drift: It features a low temperature coefficient, ensuring minimal voltage drift over the operating temperature range.
- Low Power Dissipation: This component is designed for low power consumption, with a supply current of typically 35µA at no load.
- Compact Package: The SOT-23 package makes it ideal for space-constrained applications.
- Wide Operating Temperature Range: It operates over a temperature range of -40°C to 85°C, making it suitable for various environmental conditions.
- Low Dropout Voltage: The dropout voltage is as low as 50mV, ensuring efficient operation even at low input voltages.
Applications
The LT1790AIS6-3#TRMPBF is versatile and can be used in a variety of applications, including:
- Power Supply Systems: As a voltage reference in power supply circuits to ensure stable output voltages.
- Instrumentation and Measurement: In precision measurement instruments where stable voltage references are critical.
- Industrial Control Systems: For providing stable voltage references in industrial control and automation systems.
- Medical Devices: In medical equipment where high accuracy and stability of voltage references are essential.
- Consumer Electronics: In various consumer electronic devices requiring precise voltage regulation.
Q & A
- What is the output voltage of the LT1790AIS6-3#TRMPBF?
The output voltage of the LT1790AIS6-3#TRMPBF is 3V.
- What is the initial accuracy of the LT1790AIS6-3#TRMPBF?
The initial accuracy is ±0.05%.
- What is the temperature coefficient of the LT1790AIS6-3#TRMPBF?
The temperature coefficient is 5ppm/°C to 12ppm/°C.
- What is the operating temperature range of the LT1790AIS6-3#TRMPBF?
The operating temperature range is -40°C to 85°C.
- What is the typical supply current of the LT1790AIS6-3#TRMPBF at no load?
The typical supply current at no load is 35µA.
- What is the maximum input voltage for the LT1790AIS6-3#TRMPBF?
The maximum input voltage is 20V.
- What is the dropout voltage of the LT1790AIS6-3#TRMPBF?
The dropout voltage is as low as 50mV.
- What package type does the LT1790AIS6-3#TRMPBF come in?
The package type is 6-Lead TSOT-23.
- What are some common applications of the LT1790AIS6-3#TRMPBF?
Common applications include power supply systems, instrumentation and measurement, industrial control systems, medical devices, and consumer electronics.
- How does the LT1790AIS6-3#TRMPBF ensure stability over temperature variations?
The component ensures stability through its low temperature coefficient and high accuracy over the specified temperature range.
