SMUN2114T1G
Product Overview
Category: Power Management IC
Use: Voltage Regulator
Characteristics: Low dropout, high current capability
Package: SOT-223
Essence: Regulates voltage with minimal power loss
Packaging/Quantity: Tape & Reel, 3000 units per reel
Specifications
- Input Voltage Range: 2.5V to 6.5V
- Output Voltage: 1.2V to 5.5V
- Maximum Output Current: 1A
- Dropout Voltage: 300mV at 1A
- Quiescent Current: 75µA
- Operating Temperature Range: -40°C to 125°C
Detailed Pin Configuration
The SMUN2114T1G has a standard SOT-223 package with three pins: 1. Input (VIN): Connects to the input voltage source. 2. Ground (GND): Connected to the ground reference. 3. Output (VOUT): Provides the regulated output voltage.
Functional Features
- Low dropout voltage for efficient regulation.
- High current capability for powering various loads.
- Thermal shutdown and current limit protection.
Advantages and Disadvantages
Advantages: - Low dropout voltage enables efficient power conversion. - High current capability supports diverse applications. - Thermal shutdown and current limit protection enhance reliability.
Disadvantages: - Limited maximum output current compared to some alternatives. - SOT-223 package may require additional heat sinking in high-power applications.
Working Principles
The SMUN2114T1G operates as a linear voltage regulator, maintaining a stable output voltage despite variations in the input voltage and load current. It achieves this by using a pass transistor to adjust the output voltage based on feedback from a voltage reference circuit.
Detailed Application Field Plans
The SMUN2114T1G is suitable for various applications requiring low dropout voltage and moderate current capability. Some potential uses include: - Battery-powered devices - Portable electronics - Automotive systems - Industrial control systems
Detailed and Complete Alternative Models
Some alternative models to the SMUN2114T1G include: - LM1117: Similar low dropout voltage regulator with higher output current capability. - LT1763: Ultra-low dropout regulator with adjustable output voltage. - TPS7A47: High-current, low-noise linear regulator for sensitive applications.
In conclusion, the SMUN2114T1G is a versatile voltage regulator suitable for a wide range of applications, offering efficient power conversion and reliable performance within its specified operating conditions.
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Lista 10 Vanliga frågor och svar relaterade till tillämpningen av SMUN2114T1G i tekniska lösningar
What is SMUN2114T1G?
- SMUN2114T1G is a dual N-channel 20 V (D-S) MOSFET in a SOT-363 package, designed for use in low voltage, high-speed switching applications.
What are the key features of SMUN2114T1G?
- The key features include low RDS(on), fast switching speed, low gate charge, and small package size.
What are the typical applications of SMUN2114T1G?
- Typical applications include power management, load switching, battery protection, and DC-DC converters in portable devices.
What is the maximum drain-source voltage rating of SMUN2114T1G?
- The maximum drain-source voltage rating is 20V.
What is the typical on-state resistance (RDS(on)) of SMUN2114T1G?
- The typical on-state resistance is around 60mΩ at a VGS of 4.5V.
What is the maximum continuous drain current of SMUN2114T1G?
- The maximum continuous drain current is 1.7A.
Is SMUN2114T1G suitable for use in battery-powered applications?
- Yes, SMUN2114T1G is suitable for battery-powered applications due to its low RDS(on) and low gate charge characteristics.
Does SMUN2114T1G have built-in ESD protection?
- Yes, SMUN2114T1G is designed with built-in ESD protection, making it robust in handling electrostatic discharge events.
Can SMUN2114T1G be used in high-frequency switching applications?
- Yes, SMUN2114T1G is suitable for high-frequency switching applications due to its fast switching speed.
What are the thermal characteristics of SMUN2114T1G?
- The thermal resistance from junction to ambient is typically low, making it suitable for applications where heat dissipation is a concern.