MAX1930ESA+ - English Editing Encyclopedia Entry
Product Overview
Category: Integrated Circuits (ICs)
Use: Voltage Regulator
Characteristics: - High efficiency - Low dropout voltage - Adjustable output voltage - Current limit protection - Thermal shutdown protection
Package: SOIC-8
Essence: The MAX1930ESA+ is a voltage regulator IC that provides a stable output voltage with high efficiency and low dropout voltage.
Packaging/Quantity: The MAX1930ESA+ is available in a standard SOIC-8 package. It is typically sold in reels of 2500 units.
Specifications
- Input Voltage Range: 2.5V to 5.5V
- Output Voltage Range: 1.2V to 3.3V
- Maximum Output Current: 200mA
- Dropout Voltage: 120mV at 100mA
- Quiescent Current: 40µA
- Operating Temperature Range: -40°C to +85°C
Pin Configuration
The MAX1930ESA+ has the following pin configuration:
```
| | --| VIN GND |-- Pin 1: Ground --| VOUT EN |-- Pin 2: Enable --| FB NC |-- Pin 3: Not Connected --| NC NC |-- Pin 4: Not Connected --| NC NC |-- Pin 5: Not Connected --| NC NC |-- Pin 6: Not Connected --| NC NC |-- Pin 7: Not Connected --| NC NC |-- Pin 8: Not Connected |___________| ```
Functional Features
- High Efficiency: The MAX1930ESA+ utilizes advanced circuitry to achieve high efficiency, minimizing power loss and maximizing battery life.
- Low Dropout Voltage: With a dropout voltage as low as 120mV at 100mA, the MAX1930ESA+ can maintain a stable output voltage even when the input voltage is close to the desired output voltage.
- Adjustable Output Voltage: The output voltage of the MAX1930ESA+ can be adjusted within the range of 1.2V to 3.3V, providing flexibility for various applications.
- Current Limit Protection: The IC incorporates current limit protection, preventing excessive current flow and protecting the device from damage.
- Thermal Shutdown Protection: In case of excessive temperature rise, the MAX1930ESA+ features thermal shutdown protection, ensuring safe operation under high temperature conditions.
Advantages and Disadvantages
Advantages: - High efficiency design - Low dropout voltage - Adjustable output voltage - Current limit and thermal shutdown protection
Disadvantages: - Limited maximum output current (200mA)
Working Principles
The MAX1930ESA+ is a linear voltage regulator that uses a pass transistor to regulate the output voltage. It operates by comparing the feedback voltage (FB) with a reference voltage to control the pass transistor's conduction. By adjusting the resistance connected to the FB pin, the output voltage can be set within the specified range.
Detailed Application Field Plans
The MAX1930ESA+ is commonly used in various battery-powered applications, such as portable devices, handheld instruments, and wireless communication devices. Its low dropout voltage and high efficiency make it suitable for systems requiring stable and efficient power supply.
Detailed and Complete Alternative Models
Some alternative models to the MAX1930ESA+ include: - LM1117-3.3 - LT1763-3.3 - ADP3339-3.3 - TPS73633
These alternatives offer similar voltage regulation capabilities and can be used as substitutes depending on specific application requirements.
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Senaraikan 10 soalan dan jawapan biasa yang berkaitan dengan aplikasi MAX1930ESA+ dalam penyelesaian teknikal
Sure! Here are 10 common questions and answers related to the application of MAX1930ESA+ in technical solutions:
Q: What is the MAX1930ESA+? A: The MAX1930ESA+ is a high-efficiency, low-quiescent current, step-up DC-DC converter.
Q: What is the input voltage range of the MAX1930ESA+? A: The input voltage range of the MAX1930ESA+ is typically between 2.5V and 5.5V.
Q: What is the output voltage range of the MAX1930ESA+? A: The output voltage range of the MAX1930ESA+ can be adjusted from 2.5V to 5.5V using external resistors.
Q: What is the maximum output current of the MAX1930ESA+? A: The maximum output current of the MAX1930ESA+ is typically around 200mA.
Q: Can the MAX1930ESA+ operate in a wide temperature range? A: Yes, the MAX1930ESA+ is designed to operate in a temperature range of -40°C to +85°C.
Q: Does the MAX1930ESA+ have built-in protection features? A: Yes, the MAX1930ESA+ includes overcurrent protection, thermal shutdown, and undervoltage lockout features.
Q: Can the MAX1930ESA+ be used in battery-powered applications? A: Yes, the low quiescent current and high efficiency of the MAX1930ESA+ make it suitable for battery-powered applications.
Q: Is the MAX1930ESA+ easy to use in a circuit design? A: Yes, the MAX1930ESA+ is available in a small, space-saving package and requires minimal external components for operation.
Q: Can the MAX1930ESA+ be used in both step-up and step-down applications? A: No, the MAX1930ESA+ is specifically designed for step-up (boost) applications only.
Q: Are there any application notes or reference designs available for the MAX1930ESA+? A: Yes, Maxim Integrated provides application notes and reference designs that can help with the implementation of the MAX1930ESA+ in various technical solutions.
Please note that these answers are general and may vary depending on specific design requirements and conditions. It's always recommended to refer to the datasheet and application notes provided by the manufacturer for detailed information.