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LD1117V33C-DG
Product Overview
Category
The LD1117V33C-DG belongs to the category of voltage regulators.
Use
It is commonly used to regulate and stabilize voltage in electronic circuits.
Characteristics
- Low dropout voltage
- Output current up to 800 mA
- Fixed output voltage of 3.3V
- Thermal overload protection
- Short-circuit current limit
- Wide input voltage range
Package
The LD1117V33C-DG comes in a TO-252 package, also known as DPAK (Discrete Package).
Essence
The essence of LD1117V33C-DG lies in its ability to provide a stable and regulated output voltage of 3.3V, making it suitable for various electronic applications.
Packaging/Quantity
The LD1117V33C-DG is typically packaged in reels or tubes, with quantities varying based on customer requirements.
Specifications
- Input Voltage Range: 4.4V to 15V
- Output Voltage: 3.3V ±2%
- Dropout Voltage: 1.2V (at 800mA)
- Output Current: Up to 800mA
- Quiescent Current: 5mA
- Operating Temperature Range: -40°C to +125°C
Detailed Pin Configuration
The LD1117V33C-DG has three pins:
- Vin (Pin 1): Input voltage pin.
- Vout (Pin 2): Output voltage pin.
- GND (Pin 3): Ground pin.
Functional Features
- Low dropout voltage ensures efficient regulation even when the input voltage is close to the desired output voltage.
- Thermal overload protection prevents damage due to excessive heat.
- Short-circuit current limit protects the regulator and connected components from excessive current flow.
- Wide input voltage range allows for flexibility in various applications.
Advantages and Disadvantages
Advantages
- Stable and regulated output voltage.
- Low dropout voltage ensures efficient operation.
- Thermal overload protection enhances reliability.
- Short-circuit current limit protects connected components.
Disadvantages
- Relatively high quiescent current compared to some other voltage regulators.
- Limited output current capacity (up to 800mA).
Working Principles
The LD1117V33C-DG is a linear voltage regulator that uses a pass transistor to regulate the output voltage. It operates by comparing the reference voltage with the feedback voltage, adjusting the pass transistor accordingly to maintain a stable output voltage.
Detailed Application Field Plans
The LD1117V33C-DG finds applications in various electronic devices and systems, including but not limited to: - Power supplies - Battery-powered devices - Embedded systems - Consumer electronics - Industrial control systems
Detailed and Complete Alternative Models
Some alternative models to LD1117V33C-DG include: - LM1117-3.3 - LT1117-3.3 - AMS1117-3.3 - NCP1117-3.3 - MCP1702-3.3
These alternatives offer similar functionality and characteristics, providing options for different design requirements.
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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací LD1117V33C-DG v technických řešeních
Sure! Here are 10 common questions and answers related to the application of LD1117V33C-DG in technical solutions:
Q: What is LD1117V33C-DG? A: LD1117V33C-DG is a low dropout voltage regulator IC that provides a fixed output voltage of 3.3V.
Q: What is the maximum input voltage for LD1117V33C-DG? A: The maximum input voltage for LD1117V33C-DG is typically 15V, but it can handle up to 20V in some cases.
Q: What is the dropout voltage of LD1117V33C-DG? A: The dropout voltage of LD1117V33C-DG is typically around 1.2V at a load current of 800mA.
Q: Can LD1117V33C-DG be used to regulate voltages other than 3.3V? A: No, LD1117V33C-DG is specifically designed to provide a fixed output voltage of 3.3V.
Q: What is the maximum output current of LD1117V33C-DG? A: LD1117V33C-DG can provide a maximum output current of 800mA.
Q: Is LD1117V33C-DG suitable for battery-powered applications? A: Yes, LD1117V33C-DG is suitable for battery-powered applications as it has a low quiescent current and low dropout voltage.
Q: Does LD1117V33C-DG require any external components for operation? A: Yes, LD1117V33C-DG requires an input capacitor and an output capacitor for stable operation. The values are specified in the datasheet.
Q: Can LD1117V33C-DG handle short-circuit conditions? A: Yes, LD1117V33C-DG has built-in protection features that allow it to handle short-circuit conditions without damage.
Q: What is the operating temperature range of LD1117V33C-DG? A: LD1117V33C-DG can operate within a temperature range of -40°C to +125°C.
Q: Is LD1117V33C-DG available in different package options? A: Yes, LD1117V33C-DG is available in various package options, such as TO-252, SOT-223, and DPAK, to suit different application requirements.
Please note that these answers are general and may vary depending on the specific datasheet and manufacturer's specifications for LD1117V33C-DG.