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TPS74901KTWR
+StücklisteIC REG LIN POS ADJ 3A DDPAK
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HerstellerTexas Instruments
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Herstellerteil #TPS74901KTWR
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Paket TO-263-7
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Auf Lager2852
365 Tage Qualitätsgarantie
7*24 Stunden-Servicegarantie
90-Tage Kundendienstgarantie
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Spezifikationen
| Attribut | Wert |
| Package | Tape & Reel (TR),Cut Tape (CT) |
| ProductStatus | Active |
| OutputConfiguration | Positive |
| OutputType | Adjustable |
| NumberofRegulators | 1 |
| Voltage-Input(Max) | 5.5V |
| Voltage-Output(Min/Fixed) | 0.8V |
| Voltage-Output(Max) | 3.6V |
| VoltageDropout(Max) | 0.28V @ 3A |
| Current-Output | 3A |
| PSRR | 60dB ~ 30dB (1kHz ~ 300kHz) |
| ControlFeatures | Enable, Power Good, Soft Start |
| ProtectionFeatures | Over Current, Over Temperature, Short Circuit, Under Voltage Lockout (UVLO) |
| OperatingTemperature | -40°C ~ 125°C |
| MountingType | Surface Mount |
| Package/Case | TO-263-8, D²Pak (7 Leads + Tab), TO-263CA |
Übersicht
Description
The TPS74901KTWR is a low-dropout (LDO) linear voltage regulator from Texas Instruments, designed for precision applications requiring accurate output and fast transient response. It offers adjustable output voltage, typically ranging from 0.8V to 3.6V, with a high output current capability of up to 1.5A. Featuring an ultra-low dropout voltage, this regulator enhances efficiency by allowing the use of lower input voltages. The device incorporates an enable pin for easy on/off control and supports a soft-start function to limit inrush current during startup, protecting sensitive loads.
With a fast transient response, the TPS74901KTWR is suitable for powering DSPs, FPGAs, and microcontrollers in telecommunications, industrial, and computing applications. It is packaged in a 5mm x 5mm QFN package, ensuring a compact footprint. Additional features include thermal shutdown, current limit protection, and an active pull-down circuit for quick output discharge when disabled. The device is designed for stability with low ESR ceramic capacitors, enhancing versatility and reliability in various electronic designs.
With a fast transient response, the TPS74901KTWR is suitable for powering DSPs, FPGAs, and microcontrollers in telecommunications, industrial, and computing applications. It is packaged in a 5mm x 5mm QFN package, ensuring a compact footprint. Additional features include thermal shutdown, current limit protection, and an active pull-down circuit for quick output discharge when disabled. The device is designed for stability with low ESR ceramic capacitors, enhancing versatility and reliability in various electronic designs.
Equivalent
The TPS74901KTWR is a low-dropout (LDO) regulator from Texas Instruments. Equivalent products from other manufacturers may include:
1. Analog Devices: ADM7172 series.
2. Microchip Technology: MCP1755 series.
3. ON Semiconductor: NCP718 series.
4. Infineon: IFX1117 series.
5. STMicroelectronics: LD1117 series.
Ensure that the equivalents match your specific requirements such as output current, dropout voltage, and package.
1. Analog Devices: ADM7172 series.
2. Microchip Technology: MCP1755 series.
3. ON Semiconductor: NCP718 series.
4. Infineon: IFX1117 series.
5. STMicroelectronics: LD1117 series.
Ensure that the equivalents match your specific requirements such as output current, dropout voltage, and package.
Features
The TPS74901KTWR is a low-dropout (LDO) linear voltage regulator from Texas Instruments, designed for applications requiring efficient power regulation with minimal voltage drop. Key features include:
1. Adjustable Output Voltage: The output voltage is adjustable from 0.8V up to 3.6V, allowing flexibility for various applications.
2. Low Dropout Voltage: It features an ultra-low dropout of typically 94mV at full load, which makes it suitable for low-voltage applications.
3. High Output Current: It supports a maximum output current of 1.5A.
4. Fast Transient Response: The device quickly adapts to changes in load conditions, maintaining stable output voltage.
5. Soft-start Capability: The TPS74901 includes a soft-start feature to prevent inrush current during start-up.
6. Power-Good Indicator: It has a power-good output signal to indicate when the output voltage is within the desired range.
7. Thermal Protection: Built-in thermal shutdown protects the regulator from overheating.
8. Current Limit Protection: Ensures device protection by limiting the current output in case of overload.
These features make the TPS74901KTWR ideal for powering digital signal processors (DSPs), microcontrollers, and other low-voltage devices.
1. Adjustable Output Voltage: The output voltage is adjustable from 0.8V up to 3.6V, allowing flexibility for various applications.
2. Low Dropout Voltage: It features an ultra-low dropout of typically 94mV at full load, which makes it suitable for low-voltage applications.
3. High Output Current: It supports a maximum output current of 1.5A.
4. Fast Transient Response: The device quickly adapts to changes in load conditions, maintaining stable output voltage.
5. Soft-start Capability: The TPS74901 includes a soft-start feature to prevent inrush current during start-up.
6. Power-Good Indicator: It has a power-good output signal to indicate when the output voltage is within the desired range.
7. Thermal Protection: Built-in thermal shutdown protects the regulator from overheating.
8. Current Limit Protection: Ensures device protection by limiting the current output in case of overload.
These features make the TPS74901KTWR ideal for powering digital signal processors (DSPs), microcontrollers, and other low-voltage devices.
Pinout
The TPS74901KTWR is a low-dropout (LDO) linear voltage regulator manufactured by Texas Instruments. It typically comes in a 20-pin VQFN (RGW) package. The main function of the TPS74901KTWR is to provide a stable output voltage with high accuracy, low dropout voltage, and high current capability. It is adjustable, allowing for a wide output voltage range to be set via external resistors. This LDO regulator is often used to power digital circuits, microcontrollers, and other applications requiring precise voltage regulation from a higher input voltage source. Key features include fast transient response, low noise, and the ability to deliver up to 1.5A of output current.
Manufacturer
The TPS74901KTWR is manufactured by Texas Instruments (TI). Texas Instruments is an American technology company that designs and manufactures semiconductors and various integrated circuits. It is one of the largest semiconductor companies in the world. TI's products are used in a wide range of electronic applications and are integral components in devices such as smartphones, tablets, computers, and various industrial and automotive systems. The company is headquartered in Dallas, Texas, and has operations in over 30 countries, focusing on sectors including automotive, industrial, personal electronics, communications equipment, and enterprise systems. TI is renowned for its innovation in analog and embedded processing technologies.
Application
The TPS74901KTWR is a low-dropout (LDO) linear voltage regulator designed for applications requiring high output current and a low dropout voltage. Common application areas include:
1. Power Management in Electronics: Used in consumer electronics for efficient power regulation.
2. Telecommunications: Provides stable voltage supply in networking devices and telecom infrastructure.
3. Industrial Automation: Supports voltage regulation for sensors and control systems.
4. Medical Devices: Ensures reliable power delivery in sensitive medical equipment.
5. Automotive Electronics: Used in infotainment systems and other automotive electronic systems.
Its features, such as adjustable output voltage and low noise, make it suitable for various precision applications.
1. Power Management in Electronics: Used in consumer electronics for efficient power regulation.
2. Telecommunications: Provides stable voltage supply in networking devices and telecom infrastructure.
3. Industrial Automation: Supports voltage regulation for sensors and control systems.
4. Medical Devices: Ensures reliable power delivery in sensitive medical equipment.
5. Automotive Electronics: Used in infotainment systems and other automotive electronic systems.
Its features, such as adjustable output voltage and low noise, make it suitable for various precision applications.
Package
The TPS74901KTWR is a low-dropout (LDO) voltage regulator from Texas Instruments. The "KTW" in the part number indicates that it comes in a 20-pin WQFN (Quad Flat No-leads) package, which is a compact surface-mount package type, and the "R" indicates it is delivered in a reel for automated assembly.
