LM385BM-1.2
Product Overview
Category
The LM385BM-1.2 belongs to the category of precision voltage references.
Use
It is commonly used as a stable reference voltage source in various electronic circuits and systems.
Characteristics
- Precision output voltage of 1.2V
- Low temperature coefficient
- Low dynamic impedance
- Wide operating current range
- Available in SOT-23 package
Package
The LM385BM-1.2 is available in a small outline transistor (SOT-23) package.
Essence
The essence of LM385BM-1.2 lies in its ability to provide a stable and accurate reference voltage for analog and digital circuits.
Packaging/Quantity
It is typically supplied in reels with a quantity of 3000 units per reel.
Specifications
- Output Voltage: 1.2V ± 0.5%
- Temperature Coefficient: 50ppm/°C (typical)
- Operating Current Range: 10µA to 20mA
- Dynamic Impedance: 0.6Ω (typical)
Detailed Pin Configuration
The LM385BM-1.2 has three pins: 1. VOUT: Output Voltage 2. GND: Ground 3. VIN: Input Voltage
Functional Features
- Precise output voltage regulation
- Wide operating current range
- Low temperature coefficient
- Small form factor
Advantages
- High precision and stability
- Wide operating current range
- Small package size
- Low power consumption
Disadvantages
- Limited output voltage options
- Sensitive to external noise and interference
Working Principles
The LM385BM-1.2 operates based on the bandgap reference principle, providing a stable output voltage regardless of variations in input voltage and load conditions.
Detailed Application Field Plans
The LM385BM-1.2 finds applications in various fields including: - Battery management systems - Portable electronic devices - Instrumentation and measurement equipment - Voltage regulators and references
Detailed and Complete Alternative Models
Some alternative models to LM385BM-1.2 include: - LM4040AIM3-1.2/NOPB - LT1461ACS8-1.2#PBF - MAX6126AASA25+
In conclusion, the LM385BM-1.2 precision voltage reference offers a reliable and stable voltage source for a wide range of electronic applications, making it an essential component in modern electronic designs.
Word Count: 324
قم بإدراج 10 أسئلة وإجابات شائعة تتعلق بتطبيق LM385BM-1.2 في الحلول التقنية
What is the LM385BM-1.2 used for?
- The LM385BM-1.2 is a precision voltage reference diode that can be used as a stable 1.2V reference in various electronic circuits.
What are the typical applications of LM385BM-1.2?
- It is commonly used in power supplies, analog-to-digital converters, digital voltmeters, and other precision measurement equipment.
How accurate is the LM385BM-1.2?
- The LM385BM-1.2 has a typical initial accuracy of ±0.5%, making it suitable for precision applications.
What is the operating temperature range of LM385BM-1.2?
- The LM385BM-1.2 can operate within a temperature range of -40°C to 85°C, making it suitable for a wide range of environments.
Can the LM385BM-1.2 be used in battery-powered devices?
- Yes, the LM385BM-1.2 has low power consumption and can be used in battery-powered devices to provide a stable voltage reference.
Is the LM385BM-1.2 suitable for automotive applications?
- Yes, the LM385BM-1.2 is designed to be stable and reliable, making it suitable for automotive electronics and control systems.
Does the LM385BM-1.2 require external components for operation?
- The LM385BM-1.2 requires only a small bypass capacitor for stable operation, making it easy to integrate into circuit designs.
Can the LM385BM-1.2 be used in low-power sensor applications?
- Yes, the LM385BM-1.2's low power consumption makes it suitable for use in low-power sensor applications where a stable voltage reference is required.
What are the key advantages of using the LM385BM-1.2?
- Some key advantages include its low cost, low power consumption, and high stability over temperature and time.
Are there any specific considerations for PCB layout when using the LM385BM-1.2?
- It is recommended to keep the LM385BM-1.2 close to the load and use proper grounding techniques to minimize noise and ensure stable performance.