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LM185BH
Product Overview
Category: Voltage Regulator
Use: LM185BH is a precision 1.2V voltage regulator designed for applications requiring low dropout voltage and low quiescent current.
Characteristics: It offers high accuracy, low dropout voltage, and low ground pin current. The device is available in a TO-39 package.
Package: TO-39 metal can
Essence: LM185BH is essential for providing stable and accurate voltage regulation in various electronic circuits.
Packaging/Quantity: The LM185BH comes in a single TO-39 package.
Specifications
- Output Voltage: 1.2V
- Dropout Voltage: 0.5V at 1A
- Quiescent Current: 75µA
- Line Regulation: 0.01% / V
- Load Regulation: 0.05% / A
- Temperature Range: -40°C to 125°C
Detailed Pin Configuration
The LM185BH has three pins: 1. Input (Vin) 2. Ground (GND) 3. Output (Vout)
Functional Features
- High Accuracy
- Low Dropout Voltage
- Low Ground Pin Current
- Thermal Shutdown Protection
Advantages and Disadvantages
Advantages: - Precise voltage regulation - Low dropout voltage - Low quiescent current - Wide temperature range
Disadvantages: - Limited output voltage options - Higher cost compared to standard regulators
Working Principles
LM185BH uses a bandgap reference circuit to provide a stable 1.2V output voltage. It maintains regulation by comparing the output voltage to an internal reference and adjusting the pass transistor accordingly.
Detailed Application Field Plans
LM185BH is commonly used in battery-powered systems, portable instruments, and other applications where low dropout voltage and low quiescent current are critical. It is suitable for use in precision analog and digital circuits, as well as in battery management systems.
Detailed and Complete Alternative Models
Some alternative models to LM185BH include: - LM2937 - LT1761 - MAX604
LM185BH provides precise voltage regulation with low dropout voltage and low quiescent current, making it suitable for various electronic applications. Its high accuracy and thermal shutdown protection make it a reliable choice for battery-powered systems and precision circuits. However, its limited output voltage options and higher cost compared to standard regulators may be considered disadvantages.
Maglista ng 10 karaniwang tanong at sagot na nauugnay sa aplikasyon ng LM185BH sa mga teknikal na solusyon
What is the LM185BH?
- The LM185BH is a precision voltage reference IC commonly used in technical solutions to provide a stable and accurate voltage reference.
What is the typical output voltage of the LM185BH?
- The LM185BH typically has an output voltage of 1.235V.
What are the key features of the LM185BH?
- The LM185BH features low temperature coefficient, high stability, and low dynamic impedance, making it suitable for precision applications.
How is the LM185BH typically used in technical solutions?
- The LM185BH is often used as a stable voltage reference for analog-to-digital converters, power supplies, and other precision measurement or control systems.
What is the operating temperature range of the LM185BH?
- The LM185BH is designed to operate over a wide temperature range, typically from -40°C to 85°C.
Can the LM185BH be used in battery-powered applications?
- Yes, the LM185BH's low power consumption and stable output make it suitable for battery-powered applications.
What are the pinout and package options for the LM185BH?
- The LM185BH is available in various package options such as TO-46 metal can and SOIC-8, with standard pinouts for easy integration into different circuit designs.
Is the LM185BH suitable for high-precision instrumentation applications?
- Yes, the LM185BH's low noise and high accuracy make it well-suited for use in high-precision instrumentation and measurement equipment.
Are there any application notes or reference designs available for using the LM185BH?
- Yes, Texas Instruments provides application notes and reference designs to assist engineers in implementing the LM185BH in their technical solutions.
What are some common considerations when designing with the LM185BH?
- When designing with the LM185BH, it's important to consider factors such as thermal management, noise immunity, and proper decoupling to ensure optimal performance in technical solutions.