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LT1762EMS8-3.3
LDO Voltage Regulators LT1762 - 150mA, Low Noise, LDO Micropower Regulators
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概述
Description
The LT1762EMS8-3.3 is a low dropout (LDO) linear voltage regulator manufactured by Analog Devices (formerly Linear Technology). It provides a stable output voltage of 3.3V with a dropout voltage of only 300mV at 500mA, making it suitable for battery-powered and portable applications. The device is designed to deliver low noise and high power supply rejection, ensuring reliable performance in sensitive electronics.
Key features include a wide input voltage range of 1.8V to 20V, low quiescent current, and the ability to operate without a load or with very low loads. The LT1762 also includes short-circuit and thermal protection mechanisms, enhancing its reliability in various conditions. Its small 8-lead MSOP package provides flexibility in size-constrained designs. Overall, the LT1762EMS8-3.3 is an excellent choice for applications requiring efficient voltage regulation with minimal noise and a compact footprint.
Key features include a wide input voltage range of 1.8V to 20V, low quiescent current, and the ability to operate without a load or with very low loads. The LT1762 also includes short-circuit and thermal protection mechanisms, enhancing its reliability in various conditions. Its small 8-lead MSOP package provides flexibility in size-constrained designs. Overall, the LT1762EMS8-3.3 is an excellent choice for applications requiring efficient voltage regulation with minimal noise and a compact footprint.
Features
The LT1762EMS8-3.3 is a low-dropout (LDO) linear voltage regulator designed to provide a stable output voltage of 3.3V. Key features include:
1. Low Dropout Voltage: Typically 300mV at full load, ensuring efficient regulation even with minimal input-output voltage difference.
2. High Output Current: Supports up to 20mA output current, suitable for powering various low-power devices.
3. Low Quiescent Current: Consumes only 2.5μA of quiescent current, making it ideal for battery-operated applications.
4. Fast Transient Response: Provides quick recovery from load transients, enhancing performance in dynamic circuits.
5. Internal Short-Circuit Protection: Safeguards against output short circuits, improving reliability.
6. Thermal Shutdown: Protects the device from overheating.
7. Operating Temperature Range: Functional over a wide temperature range from -40°C to 125°C.
8. Small Package: Available in an 8-lead MSOP package, conducive to space-constrained designs.
These features make the LT1762EMS8-3.3 an excellent choice for applications requiring low power and efficiency.
1. Low Dropout Voltage: Typically 300mV at full load, ensuring efficient regulation even with minimal input-output voltage difference.
2. High Output Current: Supports up to 20mA output current, suitable for powering various low-power devices.
3. Low Quiescent Current: Consumes only 2.5μA of quiescent current, making it ideal for battery-operated applications.
4. Fast Transient Response: Provides quick recovery from load transients, enhancing performance in dynamic circuits.
5. Internal Short-Circuit Protection: Safeguards against output short circuits, improving reliability.
6. Thermal Shutdown: Protects the device from overheating.
7. Operating Temperature Range: Functional over a wide temperature range from -40°C to 125°C.
8. Small Package: Available in an 8-lead MSOP package, conducive to space-constrained designs.
These features make the LT1762EMS8-3.3 an excellent choice for applications requiring low power and efficiency.
Package
The LT1762EMS8-3.3 is packaged in an 8-lead MSOP (Mini Small Outline Package) format. This surface-mount package is designed for compact applications, offering a small footprint and low profile.
Pinout
The LT1762EMS8-3.3 is a low-dropout (LDO) voltage regulator from Analog Devices. It comes in an 8-pin MSOP (Thin Shrink Small Outline Package) with the following pinout and functions:
1. VIN (Pin 1): Input Voltage - Connect to the input supply.
2. GND (Pin 2): Ground - Connect to the system ground.
3. VOUT (Pin 3): Output Voltage - Provides the regulated output voltage (3.3V).
4. FB (Pin 4): Feedback - Used for external feedback in adjustable versions (not applicable for fixed version).
5. NC (Pin 5): No Connect - This pin is not internally connected and can be left open.
6. SENSE (Pin 6): Sensing - Used for remote sensing of the output voltage.
7. SHUTDOWN (Pin 7): Shutdown - Active low control pin to enable/disable the regulator.
8. COMP (Pin 8): Compensation - Connects to external components for stability.
The LT1762EMS8-3.3 provides a fixed output voltage of 3.3V with a maximum output current of 1.5A.
1. VIN (Pin 1): Input Voltage - Connect to the input supply.
2. GND (Pin 2): Ground - Connect to the system ground.
3. VOUT (Pin 3): Output Voltage - Provides the regulated output voltage (3.3V).
4. FB (Pin 4): Feedback - Used for external feedback in adjustable versions (not applicable for fixed version).
5. NC (Pin 5): No Connect - This pin is not internally connected and can be left open.
6. SENSE (Pin 6): Sensing - Used for remote sensing of the output voltage.
7. SHUTDOWN (Pin 7): Shutdown - Active low control pin to enable/disable the regulator.
8. COMP (Pin 8): Compensation - Connects to external components for stability.
The LT1762EMS8-3.3 provides a fixed output voltage of 3.3V with a maximum output current of 1.5A.
Manufacturer
The LT1762EMS8-3.3 is manufactured by Analog Devices, Inc. Analog Devices is a global company that specializes in high-performance analog, mixed-signal, and digital signal processing (DSP) integrated circuits. The company is known for its innovative solutions in various sectors, including industrial automation, automotive, telecommunications, consumer electronics, and medical devices. Founded in 1965 and headquartered in Norwood, Massachusetts, Analog Devices focuses on advancing the field of analog technology and providing engineers with the tools necessary for designing complex electronic systems. Their products are widely used in applications that require precision and reliability in signal processing and conversion.
Application
The LT1762EMS8-3.3 is a low-dropout linear voltage regulator primarily used in applications requiring stable and precise voltage output. Common application areas include portable devices, battery-powered equipment, RF and communication systems, precision analog circuits, and microprocessor power supplies. Its low noise and high power supply rejection make it suitable for sensitive electronic applications.
Equivalent
Equivalent products to the LT1762EMS8-3.3 include:
1. LM1117-3.3 - A low dropout regulator from Texas Instruments.
2. MIC5219-3.3 - A low dropout voltage regulator from Microchip.
3. LP2985-33 - A low quiescent current LDO from Texas Instruments.
4. LT1085-3.3 - Another low dropout regulator from Analog Devices.
Always verify specifications to ensure compatibility with your application.
1. LM1117-3.3 - A low dropout regulator from Texas Instruments.
2. MIC5219-3.3 - A low dropout voltage regulator from Microchip.
3. LP2985-33 - A low quiescent current LDO from Texas Instruments.
4. LT1085-3.3 - Another low dropout regulator from Analog Devices.
Always verify specifications to ensure compatibility with your application.
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