L4936EH
Product Overview
- Category: Voltage Regulator
- Use: Power management
- Characteristics: High efficiency, low dropout voltage, adjustable output voltage
- Package: TO-220
- Essence: Linear voltage regulator
- Packaging/Quantity: Tape and reel, 1000 units per reel
Specifications
- Input Voltage: 4.5V to 26V
- Output Voltage: Adjustable from 1.2V to 20V
- Output Current: Up to 1.5A
- Dropout Voltage: 300mV typical at 1A load
- Quiescent Current: 75µA typical
- Line Regulation: 0.04% typical
- Load Regulation: 0.3% typical
- Operating Temperature Range: -40°C to +125°C
Detailed Pin Configuration
The L4936EH has the following pin configuration:
- VIN: Input voltage pin
- GND: Ground pin
- VOUT: Output voltage pin
- ADJ: Adjustable pin for setting the output voltage
Functional Features
- High efficiency: The L4936EH offers high efficiency, minimizing power dissipation.
- Low dropout voltage: It has a low dropout voltage, ensuring stable operation even with small input-output voltage differentials.
- Adjustable output voltage: The output voltage can be easily adjusted using an external resistor.
Advantages and Disadvantages
Advantages: - High efficiency design - Low dropout voltage - Adjustable output voltage - Wide input voltage range - Compact TO-220 package
Disadvantages: - Limited output current (up to 1.5A) - Requires an external resistor for output voltage adjustment
Working Principles
The L4936EH 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 obtained from the adjustable pin. The pass transistor adjusts its resistance to maintain a stable output voltage, compensating for changes in load and input voltage.
Detailed Application Field Plans
The L4936EH is suitable for various applications that require regulated power supply. Some potential application fields include:
- Consumer electronics: Powering audio/video equipment, set-top boxes, and gaming consoles.
- Industrial automation: Providing stable power for control systems, sensors, and actuators.
- Automotive electronics: Regulating voltage for infotainment systems, lighting, and motor control.
- Telecommunications: Powering network equipment, routers, and switches.
- Medical devices: Supplying regulated power to medical instruments and monitoring devices.
Detailed and Complete Alternative Models
- LM317: Adjustable linear voltage regulator with higher output current capability.
- LT1084: Low dropout linear voltage regulator with adjustable output voltage.
- LM7805: Fixed 5V linear voltage regulator for low-power applications.
- LM1117: Low dropout linear voltage regulator with fixed output voltage options.
(Note: This list is not exhaustive and there are several other alternative models available in the market.)
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기술 솔루션에 L4936EH 적용과 관련된 10가지 일반적인 질문과 답변을 나열하세요.
Sure! Here are 10 common questions and answers related to the application of L4936EH in technical solutions:
Q: What is L4936EH? A: L4936EH is a voltage regulator IC (integrated circuit) commonly used in technical solutions to regulate and stabilize voltage levels.
Q: What is the input voltage range for L4936EH? A: The input voltage range for L4936EH is typically between 4.5V and 40V.
Q: What is the output voltage range of L4936EH? A: The output voltage range of L4936EH can be adjusted from 1.25V to 37V using external resistors.
Q: What is the maximum output current that L4936EH can handle? A: L4936EH can handle a maximum output current of up to 1.5A.
Q: Is L4936EH suitable for low-power applications? A: Yes, L4936EH is suitable for low-power applications as it has a low quiescent current and standby current consumption.
Q: Can L4936EH handle high-temperature environments? A: Yes, L4936EH is designed to operate in high-temperature environments and can withstand temperatures up to 150°C.
Q: Does L4936EH have built-in protection features? A: Yes, L4936EH includes built-in protection features such as thermal shutdown, current limiting, and short-circuit protection.
Q: Can L4936EH be used in battery-powered applications? A: Yes, L4936EH can be used in battery-powered applications as it has a wide input voltage range and low power consumption.
Q: What type of package does L4936EH come in? A: L4936EH is available in a TO-220 package, which is a common package for voltage regulator ICs.
Q: Are there any application notes or reference designs available for L4936EH? A: Yes, the manufacturer of L4936EH provides application notes and reference designs that can help with the implementation of the IC in various technical solutions.
Please note that the answers provided here are general and may vary depending on specific datasheet specifications and application requirements.