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LT3091EFE#PBF
+BOMIC REG LIN NEG ADJ 1.5A 16TSSOP
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Nhà sản xuấtCông ty Analog Devices Inc.
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Ông. Phần #LT3091EFE#PBF
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Bảng dữ liệu LT3091EFE#PBF DataSheet
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Gói TSSOP-16
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Có sẵn3205
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Thông số kỹ thuật
| thuộc tính | Giá trị |
| Package | Tube |
| ProductStatus | Active |
| OutputConfiguration | Negative |
| OutputType | Adjustable |
| NumberofRegulators | 1 |
| Voltage-Input(Max) | -36V |
| Voltage-Output(Min/Fixed) | 0V |
| Voltage-Output(Max) | -32V |
| VoltageDropout(Max) | 0.45V @ 1.5A |
| Current-Output | 1.5A |
| Current-Quiescent(Iq) | 50.5 µA |
| PSRR | 85dB ~ 20dB (120Hz ~ 1MHz) |
| ControlFeatures | Current Limit, Enable |
| ProtectionFeatures | Over Current, Over Temperature, Reverse Polarity, Short Circuit |
| OperatingTemperature | -40°C ~ 125°C |
| MountingType | Surface Mount |
| Package/Case | 16-TSSOP (0.173, 4.40mm Width) Exposed Pad |
Tổng quan
Description
The LT3091EFE#PBF is a linear low dropout (LDO) negative voltage regulator designed by Analog Devices. It is part of the LT3091 series, known for its high performance in applications requiring low noise and precision regulation. The device offers an adjustable output voltage range from 1.5V to 47V with a maximum output current of 1.5A. Its key features include a low dropout voltage of 300mV at 1.5A, excellent line and load regulation, and a low noise output, making it suitable for powering sensitive electronics and RF applications.
The LT3091EFE#PBF is packaged in a thermally enhanced 20-lead TSSOP package, ensuring efficient heat dissipation. It also includes various protection features such as current limit, thermal shutdown, and reverse battery protection, enhancing its reliability and safety. The regulator's design supports flexibility in use, with options for remote voltage sensing and control of output voltage and current. Overall, the LT3091EFE#PBF is valued for its precision, robustness, and versatility in demanding power supply applications.
The LT3091EFE#PBF is packaged in a thermally enhanced 20-lead TSSOP package, ensuring efficient heat dissipation. It also includes various protection features such as current limit, thermal shutdown, and reverse battery protection, enhancing its reliability and safety. The regulator's design supports flexibility in use, with options for remote voltage sensing and control of output voltage and current. Overall, the LT3091EFE#PBF is valued for its precision, robustness, and versatility in demanding power supply applications.
Equivalent
The LT3091EFE#PBF is a linear voltage regulator from Analog Devices with a negative adjustable output. Equivalent products include:
1. LM337 - from Texas Instruments, a negative adjustable voltage regulator.
2. L79 series - from STMicroelectronics, offers fixed negative voltages but in a similar power package.
3. LT3080 - from Analog Devices, a positive adjustable regulator, not directly equivalent but similar in adjustability features.
Always verify electrical characteristics and pin compatibility when selecting equivalents.
1. LM337 - from Texas Instruments, a negative adjustable voltage regulator.
2. L79 series - from STMicroelectronics, offers fixed negative voltages but in a similar power package.
3. LT3080 - from Analog Devices, a positive adjustable regulator, not directly equivalent but similar in adjustability features.
Always verify electrical characteristics and pin compatibility when selecting equivalents.
Features
The LT3091EFE#PBF is a high-performance, low-dropout (LDO) linear regulator. Key features include:
1. Output Current: It can deliver up to 1.5A of output current.
2. Low Dropout Voltage: Ensures efficient operation with a dropout voltage of 300mV at full load.
3. Adjustable Output Voltage: The output voltage range is adjustable from 0V to 35V.
4. Precision: Offers a high level of accuracy with a ±1% initial output voltage accuracy.
5. Low Noise: Features low output noise of 18μVRMS over a 10Hz to 100kHz bandwidth.
6. PSRR: Exhibits high power supply ripple rejection (PSRR) of 75dB at 1kHz.
7. Protection Features: Includes built-in protection for overcurrent, thermal overload, and reverse-battery protection.
8. Thermal Performance: Enhanced thermal resistance for improved performance in demanding applications.
The LT3091EFE#PBF is suitable for applications requiring high precision and low noise, such as telecommunications, industrial, and medical devices.
1. Output Current: It can deliver up to 1.5A of output current.
2. Low Dropout Voltage: Ensures efficient operation with a dropout voltage of 300mV at full load.
3. Adjustable Output Voltage: The output voltage range is adjustable from 0V to 35V.
4. Precision: Offers a high level of accuracy with a ±1% initial output voltage accuracy.
5. Low Noise: Features low output noise of 18μVRMS over a 10Hz to 100kHz bandwidth.
6. PSRR: Exhibits high power supply ripple rejection (PSRR) of 75dB at 1kHz.
7. Protection Features: Includes built-in protection for overcurrent, thermal overload, and reverse-battery protection.
8. Thermal Performance: Enhanced thermal resistance for improved performance in demanding applications.
The LT3091EFE#PBF is suitable for applications requiring high precision and low noise, such as telecommunications, industrial, and medical devices.
Pinout
The LT3091EFE#PBF is a low dropout (LDO) negative linear regulator manufactured by Analog Devices. It comes in a thermally enhanced 20-pin TSSOP (Thin Shrink Small Outline Package) with exposed pad for heat dissipation.
Key functions and features of the LT3091 include:
- Negative LDO Voltage Regulator: Provides a precise negative output voltage.
- Output Voltage Range: Adjustable from 0V to -30V.
- Output Current: Delivers up to 1.5A of output current.
- Low Dropout Voltage: Designed for low dropout operation.
- Programmable Current Limit: Allows for setting a maximum current limit.
- Protection Features: Includes thermal shutdown and current limit protection.
- External Capacitors: Requires input and output capacitors for stability and performance.
This part is suitable for applications requiring negative voltage regulation, such as powering analog circuits and bipolar power supplies.
Key functions and features of the LT3091 include:
- Negative LDO Voltage Regulator: Provides a precise negative output voltage.
- Output Voltage Range: Adjustable from 0V to -30V.
- Output Current: Delivers up to 1.5A of output current.
- Low Dropout Voltage: Designed for low dropout operation.
- Programmable Current Limit: Allows for setting a maximum current limit.
- Protection Features: Includes thermal shutdown and current limit protection.
- External Capacitors: Requires input and output capacitors for stability and performance.
This part is suitable for applications requiring negative voltage regulation, such as powering analog circuits and bipolar power supplies.
Manufacturer
The LT3091EFE#PBF is manufactured by Analog Devices, Inc. Analog Devices is a multinational semiconductor company that designs and manufactures a wide range of integrated circuits used in electronic equipment. The company specializes in data conversion and signal processing technologies, and its products are widely used in applications including industrial, automotive, communications, healthcare, and consumer electronics.
Application
The LT3091EFE#PBF is a high-performance low dropout (LDO) linear regulator, and it is typically used in applications requiring precise voltage regulation and low noise. Key application areas include:
1. Telecommunications: Provides stable power to sensitive components in communication devices and systems.
2. Industrial Instruments: Supplies clean power to precision measurement devices.
3. Medical Devices: Ensures low noise operation for imaging and diagnostic equipment.
4. Audio Systems: Reduces power supply noise for high-fidelity audio performance.
5. Wireless Infrastructure: Supports critical power needs in base stations and networking equipment.
6. Test and Measurement Equipment: Offers precise voltage regulation for accurate testing results.
These areas benefit from its high PSRR, low output noise, and excellent line/load regulation.
1. Telecommunications: Provides stable power to sensitive components in communication devices and systems.
2. Industrial Instruments: Supplies clean power to precision measurement devices.
3. Medical Devices: Ensures low noise operation for imaging and diagnostic equipment.
4. Audio Systems: Reduces power supply noise for high-fidelity audio performance.
5. Wireless Infrastructure: Supports critical power needs in base stations and networking equipment.
6. Test and Measurement Equipment: Offers precise voltage regulation for accurate testing results.
These areas benefit from its high PSRR, low output noise, and excellent line/load regulation.
Package
The LT3091EFE#PBF is a linear regulator IC from Analog Devices. The package type for this component is a 20-lead TSSOP (Thin Shrink Small Outline Package) with an exposed pad for better thermal performance.
