사양
| 속성 | 가치 |
| Package / Case | Tape & Reel (TR),Cut Tape (CT) |
| Part Status | Active |
| Reference Type | Shunt |
| Output Type | Fixed |
| Voltage - Output (Min/Fixed) | 2.5V |
| Current - Output | 20 mA |
| Tolerance | ±1.5% |
| Temperature Coefficient | 80ppm/°C Typical |
| Noise - 10 Hzto10k Hz | 120µVrms |
| Current - Cathode | 30 µA |
| Operating Temperature | -40°C ~ 85°C (TA) |
| Mounting Type | Surface Mount |
개요
Description
The LM285D-2.5R2G is a precision voltage reference device designed to provide a stable 2.5V output. It is part of the LM285 series known for low power consumption and high accuracy, making it ideal for applications requiring a reliable reference voltage. The device operates over a wide range of input voltages and is capable of maintaining its output with minimal variation despite changes in temperature or input conditions.
Key features include a low dynamic impedance and good thermal stability, which contribute to its consistent performance. The LM285D-2.5R2G comes in a small form factor, typically in a surface-mount package, allowing for compact circuit design. It is widely used in analog circuits, data acquisition systems, and precision instrumentation where precise voltage regulation is critical.
Overall, the LM285D-2.5R2G offers a cost-effective and efficient solution for applications needing a dependable voltage reference with minimal power draw.
Key features include a low dynamic impedance and good thermal stability, which contribute to its consistent performance. The LM285D-2.5R2G comes in a small form factor, typically in a surface-mount package, allowing for compact circuit design. It is widely used in analog circuits, data acquisition systems, and precision instrumentation where precise voltage regulation is critical.
Overall, the LM285D-2.5R2G offers a cost-effective and efficient solution for applications needing a dependable voltage reference with minimal power draw.
Equivalent
The LM285D-2.5R2G is a precision voltage reference. Equivalent products include:
1. TL431 - A similar shunt voltage reference by Texas Instruments.
2. LM285-2.5 - Another variant often found under different manufacturers like ON Semiconductor.
3. REF192 - Precision voltage reference by Analog Devices.
4. LM336-2.5 - An older equivalent by National Semiconductor/Texas Instruments.
5. LT1009 - Precision shunt reference by Analog Devices.
Always verify specifications to ensure compatibility.
1. TL431 - A similar shunt voltage reference by Texas Instruments.
2. LM285-2.5 - Another variant often found under different manufacturers like ON Semiconductor.
3. REF192 - Precision voltage reference by Analog Devices.
4. LM336-2.5 - An older equivalent by National Semiconductor/Texas Instruments.
5. LT1009 - Precision shunt reference by Analog Devices.
Always verify specifications to ensure compatibility.
Features
The LM285D-2.5R2G is a precision voltage reference designed to provide a stable 2.5V output. Some key features of this component include:
1. Precision Output: Offers stable 2.5V output voltage with minimal drift over time and temperature changes.
2. Low Temperature Coefficient: Provides excellent temperature stability, making it suitable for applications requiring precise voltage regulation.
3. Wide Operating Range: Can operate effectively within a wide range of input voltages, enhancing its versatility in different circuit designs.
4. Low Power Consumption: Designed to consume minimal power, which is advantageous for battery-powered and energy-efficient devices.
5. Small Package Size: Available in a compact package, making it suitable for space-constrained applications.
6. High Reliability: Constructed to offer high operational reliability and longevity under various environmental conditions.
7. Easy Integration: Compatible with standard circuit designs, allowing for straightforward integration into existing systems.
These features make the LM285D-2.5R2G suitable for use in precision analog circuits, calibration systems, and power management applications.
1. Precision Output: Offers stable 2.5V output voltage with minimal drift over time and temperature changes.
2. Low Temperature Coefficient: Provides excellent temperature stability, making it suitable for applications requiring precise voltage regulation.
3. Wide Operating Range: Can operate effectively within a wide range of input voltages, enhancing its versatility in different circuit designs.
4. Low Power Consumption: Designed to consume minimal power, which is advantageous for battery-powered and energy-efficient devices.
5. Small Package Size: Available in a compact package, making it suitable for space-constrained applications.
6. High Reliability: Constructed to offer high operational reliability and longevity under various environmental conditions.
7. Easy Integration: Compatible with standard circuit designs, allowing for straightforward integration into existing systems.
These features make the LM285D-2.5R2G suitable for use in precision analog circuits, calibration systems, and power management applications.
Pinout
The LM285D-2.5R2G is a precision voltage reference. It typically comes in an 8-pin SOIC package, but only three pins are primarily functional for its operation:
1. V+ (Input/Anode): Positive supply voltage.
2. V- (Output/Cathode): Provides the reference voltage, typically 2.5V.
3. Adjust (or Trim): Allows for fine-tuning the output voltage.
The primary function of the LM285D-2.5R2G is to provide a stable and precise 2.5V reference voltage, making it useful in applications like analog-to-digital converters, digital-to-analog converters, and other precision instrumentation. The device offers low temperature coefficient and low dynamic output impedance, ensuring high performance over a range of operating conditions. It is designed for use in various environments, providing reliable and accurate voltage reference in electronic circuits.
1. V+ (Input/Anode): Positive supply voltage.
2. V- (Output/Cathode): Provides the reference voltage, typically 2.5V.
3. Adjust (or Trim): Allows for fine-tuning the output voltage.
The primary function of the LM285D-2.5R2G is to provide a stable and precise 2.5V reference voltage, making it useful in applications like analog-to-digital converters, digital-to-analog converters, and other precision instrumentation. The device offers low temperature coefficient and low dynamic output impedance, ensuring high performance over a range of operating conditions. It is designed for use in various environments, providing reliable and accurate voltage reference in electronic circuits.
Manufacturer
The LM285D-2.5R2G is manufactured by ON Semiconductor. ON Semiconductor, now known as onsemi, is a company that specializes in designing and manufacturing semiconductors. It provides a broad range of products, including power and signal management, logic, discrete, and custom devices for various applications in the automotive, industrial, cloud power, and Internet of Things (IoT) sectors. The company is known for its focus on energy-efficient solutions and innovation in the semiconductor industry.
Application
The LM285D-2.5R2G is a precision voltage reference with a 2.5V output, commonly used in various applications. Its typical application areas include:
1. Voltage Regulation: Provides a stable reference voltage in power supply circuits.
2. Analog-to-Digital Converters (ADCs): Ensures accurate conversion by providing a consistent voltage reference.
3. Digital-to-Analog Converters (DACs): Facilitates precise output by maintaining a stable voltage reference.
4. Battery Management Systems: Helps in accurate battery voltage monitoring and management.
5. Instrumentation: Used in measurement devices requiring precise voltage references for accuracy.
6. Calibration Equipment: Provides a known reference voltage for calibrating other devices.
Its stability and low temperature coefficient make it ideal for precision applications.
1. Voltage Regulation: Provides a stable reference voltage in power supply circuits.
2. Analog-to-Digital Converters (ADCs): Ensures accurate conversion by providing a consistent voltage reference.
3. Digital-to-Analog Converters (DACs): Facilitates precise output by maintaining a stable voltage reference.
4. Battery Management Systems: Helps in accurate battery voltage monitoring and management.
5. Instrumentation: Used in measurement devices requiring precise voltage references for accuracy.
6. Calibration Equipment: Provides a known reference voltage for calibrating other devices.
Its stability and low temperature coefficient make it ideal for precision applications.
Package
The LM285D-2.5R2G is typically available in a surface-mount small outline package (SOIC), which is designed for efficient space usage on printed circuit boards.
