Overview
The LM4050AIM3-2.5+ is a precision two-terminal, shunt-mode voltage reference produced by Analog Devices Inc./Maxim Integrated. This device is part of the LM4050 series, known for its high accuracy and low power consumption. It is available in a fixed reverse breakdown voltage of 2.5V, making it suitable for a variety of applications requiring stable voltage references.
The LM4050AIM3-2.5+ is designed to offer high precision with an initial reverse breakdown voltage tolerance of ±0.1%. It operates over a wide temperature range and is packaged in a 3-pin SOT-23 package, which is compact and convenient for integration into various electronic systems.
Key Specifications
| Parameter | Test Conditions | Min | Typ | Max | Unit |
|---|---|---|---|---|---|
| Reverse Breakdown Voltage | IR = 100 μA | 2.500 | ±2.5 mV | V | |
| Minimum Operating Current | TA = TJ = 25°C | 56 | 74 | 80 | μA |
| Average Reverse Breakdown Voltage Temperature Coefficient | IR = 100 μA, TA = TJ = 25°C | ±20 ppm/°C | |||
| Power Dissipation (TA = 25°C) | 280 mW | ||||
| Maximum Junction Temperature | 150 °C | ||||
| Storage Temperature | -65 | 150 °C |
Key Features
- High Precision: Initial reverse breakdown voltage tolerance of ±0.1% for the A-grade models.
- Low Power Consumption: Minimum operating current of 56 μA at 25°C.
- Wide Temperature Range: Operates over an industrial temperature range of -40°C to 85°C and an extended temperature range.
- Compact Packaging: Available in a 3-pin SOT-23 package, making it suitable for space-constrained designs.
- Low Temperature Coefficient: Average reverse breakdown voltage temperature coefficient of ±20 ppm/°C.
Applications
- Power Supplies: Used in voltage regulation and monitoring in power supply systems.
- Instrumentation: Suitable for precision measurement instruments requiring stable voltage references.
- Industrial Control Systems: Employed in control systems that demand high accuracy and reliability.
- Medical Devices: Used in medical equipment where precise voltage references are critical.
- Aerospace and Automotive Systems: Applicable in systems requiring high precision and reliability over a wide temperature range.
Q & A
- What is the reverse breakdown voltage of the LM4050AIM3-2.5+?
The reverse breakdown voltage of the LM4050AIM3-2.5+ is 2.5V with an initial tolerance of ±0.1%.
- What is the minimum operating current for this device?
The minimum operating current is 56 μA at 25°C.
- What is the temperature coefficient of the LM4050AIM3-2.5+?
The average reverse breakdown voltage temperature coefficient is ±20 ppm/°C.
- What is the maximum junction temperature for this device?
The maximum junction temperature is 150 °C.
- What package type is the LM4050AIM3-2.5+ available in?
The device is available in a 3-pin SOT-23 package.
- What are the typical applications of the LM4050AIM3-2.5+?
It is used in power supplies, instrumentation, industrial control systems, medical devices, and aerospace and automotive systems.
- What is the storage temperature range for the LM4050AIM3-2.5+?
The storage temperature range is -65 °C to 150 °C.
- What is the power dissipation limit at 25°C for this device?
The power dissipation limit at 25°C is 280 mW.
- Is the LM4050AIM3-2.5+ suitable for high-temperature environments?
Yes, it operates over an extended temperature range and is suitable for high-temperature environments.
- What are the grades of initial accuracy available for the LM4050 series?
The LM4050 series is available in grades A, B, and C, which designate initial reverse breakdown voltage tolerances of ±0.1%, ±0.2%, and ±0.5% respectively.
