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LT3045IMSE#PBF
IC REG LIN POS ADJ 500MA 12MSOP
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規格
| Part Status | Active |
| Output Configuration | Positive |
| Output Type | Adjustable |
| Number of Regulators | 1 |
| Voltage - Input (Max) | 20V |
| Voltage - Output (Min/Fixed) | 0V |
| Voltage - Output (Max) | 15V |
| Voltage Dropout (Max) | 0.45V @ 500mA |
| Current - Output | 500mA |
| Current - Quiescent (Iq) | 20 µA |
| Current - Supply (Max) | 25 mA |
| PSRR | 117dB ~ 53dB (120Hz ~ 10MHz) |
| Control Features | Enable, Power Good, Soft Start |
| Protection Features | Over Current, Over Temperature, Reverse Polarity, Under Voltage Lockout (UVLO) |
| Operating Temperature | -40°C ~ 125°C (TJ) |
| Mounting Type | Surface Mount |
| Package / Case | 12-TSSOP (0.118", 3.00mm Width) Exposed Pad |
| Supplier Device Package | 12-MSOP-EP |
| Base Product Number | LT3045 |
概述
Description
The LT3045IMSE#PBF is a low-dropout (LDO) voltage regulator designed for high-performance applications. Manufactured by Analog Devices, it features a low output noise and a very low dropout voltage, making it ideal for powering sensitive analog circuits. The device can provide an output current of up to 1A and operates with a wide input voltage range, typically from 1.2V to 15V.
Key features include a maximum output voltage of 15V, high power supply rejection ratio (PSRR), and the ability to maintain stability with a range of output capacitor types. The LT3045 also includes thermal shutdown and current limiting for protection.
This LDO is suitable for applications in telecommunications, automotive, and precision measurement systems, where clean and stable voltage is crucial. The package type is typically a 20-lead MSOP, facilitating compact designs. Overall, the LT3045IMSE#PBF is well-regarded for its performance, reliability, and efficiency in various electronic applications.
Key features include a maximum output voltage of 15V, high power supply rejection ratio (PSRR), and the ability to maintain stability with a range of output capacitor types. The LT3045 also includes thermal shutdown and current limiting for protection.
This LDO is suitable for applications in telecommunications, automotive, and precision measurement systems, where clean and stable voltage is crucial. The package type is typically a 20-lead MSOP, facilitating compact designs. Overall, the LT3045IMSE#PBF is well-regarded for its performance, reliability, and efficiency in various electronic applications.
Features
The LT3045IMSE#PBF is a low dropout (LDO) voltage regulator from Analog Devices. Key features include:
1. Output Voltage Range: Adjustable output from 0V to 15V, providing flexibility for various applications.
2. Low Dropout Voltage: Only 300mV dropout at 1A load, ensuring efficient performance in battery-powered devices.
3. High Output Current: Capable of delivering up to 1.5A of continuous output current, suitable for demanding loads.
4. Low Noise: Ultra-low noise operation, with a typical output noise of 20µVRMS (10Hz to 100kHz), ideal for sensitive analog circuits.
5. Thermal Performance: Integrated thermal protection and current limiting features enhance reliability and safety in operation.
6. Wide Operating Temperature Range: Functions effectively from –40°C to +125°C, making it suitable for automotive and industrial applications.
7. External Capacitor Stability: Compatible with a wide range of output capacitors, providing design flexibility.
These attributes make the LT3045IMSE#PBF suitable for applications requiring high precision, low noise, and robust performance.
1. Output Voltage Range: Adjustable output from 0V to 15V, providing flexibility for various applications.
2. Low Dropout Voltage: Only 300mV dropout at 1A load, ensuring efficient performance in battery-powered devices.
3. High Output Current: Capable of delivering up to 1.5A of continuous output current, suitable for demanding loads.
4. Low Noise: Ultra-low noise operation, with a typical output noise of 20µVRMS (10Hz to 100kHz), ideal for sensitive analog circuits.
5. Thermal Performance: Integrated thermal protection and current limiting features enhance reliability and safety in operation.
6. Wide Operating Temperature Range: Functions effectively from –40°C to +125°C, making it suitable for automotive and industrial applications.
7. External Capacitor Stability: Compatible with a wide range of output capacitors, providing design flexibility.
These attributes make the LT3045IMSE#PBF suitable for applications requiring high precision, low noise, and robust performance.
Package
The LT3045IMSE#PBF is packaged in a 16-lead MSOP (Mini Small Outline Package) with a thermal pad. This package type is designed for compact applications requiring high performance and thermal efficiency.
Pinout
The LT3045IMSE#PBF is a low noise, high-performance linear regulator from Analog Devices. It comes in a 5-lead MSOP package. The pin count is 5, and the functions of the pins are as follows:
1. Input (VIN): This pin is for connecting the input power supply.
2. Ground (GND): This pin serves as the ground reference for the regulator.
3. Output (VOUT): This is the regulated output voltage pin.
4. Adjust (ADJ): This pin is used for setting the output voltage in adjustable versions of the regulator.
5. Bypass (BP): This pin is for connecting a capacitor to improve noise performance.
The LT3045 is designed to provide low output noise and low dropout voltage, making it suitable for a variety of high-performance applications.
1. Input (VIN): This pin is for connecting the input power supply.
2. Ground (GND): This pin serves as the ground reference for the regulator.
3. Output (VOUT): This is the regulated output voltage pin.
4. Adjust (ADJ): This pin is used for setting the output voltage in adjustable versions of the regulator.
5. Bypass (BP): This pin is for connecting a capacitor to improve noise performance.
The LT3045 is designed to provide low output noise and low dropout voltage, making it suitable for a variety of high-performance applications.
Manufacturer
The LT3045IMSE#PBF is manufactured by Analog Devices, Inc. (ADI). Analog Devices is a global semiconductor company headquartered in Norwood, Massachusetts, specializing in analog, mixed-signal, and digital signal processing (DSP) integrated circuits. Founded in 1965, the company designs and manufactures high-performance components used in various applications, including communications, industrial, automotive, and consumer electronics. The LT3045 is a low-dropout linear regulator (LDO) known for its high accuracy and low noise, often utilized in power management solutions. Analog Devices is recognized for its innovation and engineering excellence in the semiconductor industry.
Application
The LT3045IMSE#PBF is a low noise, high-performance linear voltage regulator primarily used in precision analog circuits, RF applications, and as a power supply for sensitive components in instrumentation, medical devices, and telecommunications. Its low dropout voltage and high power supply rejection make it ideal for powering analog sensors, op-amps, and data converters, ensuring stable performance in demanding environments.
Equivalent
The LT3045IMSE#PBF is a low-dropout linear regulator. Equivalent products include the LM317 from Texas Instruments, LT1084 from Analog Devices, and TPS7A47 from Texas Instruments. Other alternatives are the MIC2941 from Microchip and the ADP7142 from Analog Devices. When selecting an alternative, consider parameters like output voltage, current capacity, dropout voltage, and thermal performance. Always check the specific datasheets for compatibility.
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