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LM285D-1-2
Product Overview
LM285D-1-2 is a precision voltage reference belonging to the category of integrated circuits. It is commonly used in electronic devices to provide a stable and accurate voltage reference for various applications. The LM285D-1-2 is known for its high precision, low power consumption, and small package size, making it suitable for a wide range of electronic designs.
Basic Information
- Category: Integrated Circuits
- Use: Voltage reference
- Characteristics: High precision, low power consumption
- Package: Small outline package (SOIC)
- Essence: Precision voltage reference
- Packaging/Quantity: Available in tape and reel packaging, with quantities varying based on supplier and order size.
Specifications
The LM285D-1-2 features a 1.235V output voltage with a tolerance of ±1%. It operates within a temperature range of -40°C to 85°C and has a low dynamic impedance, ensuring stability over a wide range of operating conditions.
Detailed Pin Configuration
The LM285D-1-2 has a standard 3-pin configuration: 1. VOUT: Output voltage 2. GND: Ground 3. VIN: Input voltage
Functional Features
- High precision voltage reference
- Low temperature coefficient
- Low power consumption
- Wide operating temperature range
Advantages and Disadvantages
Advantages
- Stable and accurate voltage reference
- Suitable for low-power applications
- Compact package size
Disadvantages
- Limited output voltage options
- Sensitive to external noise and interference
Working Principles
The LM285D-1-2 utilizes a bandgap reference circuit to generate a stable voltage output. This circuitry compensates for temperature variations, ensuring that the output voltage remains consistent across different operating conditions.
Detailed Application Field Plans
The LM285D-1-2 is commonly used in the following applications: - Battery management systems - Portable electronic devices - Sensor interfaces - Precision analog circuits
Detailed and Complete Alternative Models
Some alternative models to LM285D-1-2 include: - LM4040 - LT1021 - REF02
In summary, the LM285D-1-2 is a precision voltage reference integrated circuit with a wide range of applications in electronic design. Its high precision, low power consumption, and compact package make it a popular choice for various voltage reference requirements.
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Liệt kê 10 câu hỏi và câu trả lời thường gặp liên quan đến ứng dụng LM285D-1-2 trong giải pháp kỹ thuật
What is the LM285D-1-2?
- The LM285D-1-2 is a precision voltage reference diode that provides a stable 1.2V output voltage.
What are the typical applications of the LM285D-1-2?
- The LM285D-1-2 is commonly used in precision voltage and current measurement circuits, battery management systems, and as a reference voltage for analog-to-digital converters.
What is the operating temperature range of the LM285D-1-2?
- The LM285D-1-2 typically operates within a temperature range of -40°C to 85°C.
How accurate is the output voltage of the LM285D-1-2?
- The LM285D-1-2 has a typical initial accuracy of ±1% at 25°C.
Can the LM285D-1-2 be used in low-power applications?
- Yes, the LM285D-1-2 has a low quiescent current, making it suitable for low-power applications.
What is the maximum supply voltage for the LM285D-1-2?
- The LM285D-1-2 can typically handle a maximum supply voltage of 18V.
Does the LM285D-1-2 require an external capacitor for stability?
- Yes, a small bypass capacitor is recommended for stability and noise reduction.
Is the LM285D-1-2 available in different package types?
- Yes, the LM285D-1-2 is available in various package types, including TO-252, SOT-23, and SOIC.
Can the LM285D-1-2 withstand ESD (electrostatic discharge)?
- The LM285D-1-2 is designed to withstand typical ESD events.
Are there any specific layout considerations when using the LM285D-1-2?
- It's important to keep the traces short and minimize noise sources near the LM285D-1-2 to ensure optimal performance.