規格
| 屬性 | 價值 |
| Package | Tape & Reel (TR),Cut Tape (CT),Bulk |
| ProductStatus | Active |
| OutputConfiguration | Positive |
| OutputType | Fixed |
| NumberofRegulators | 1 |
| Voltage-Input(Max) | 5.5V |
| Voltage-Output(Min/Fixed) | 3.3V |
| VoltageDropout(Max) | 0.2V @ 10mA |
| Current-Output | 50mA |
| Current-Quiescent(Iq) | 2 µA |
| PSRR | 50dB (100Hz) |
| ControlFeatures | Power Good |
| ProtectionFeatures | Over Current, Reverse Polarity |
| OperatingTemperature | -40°C ~ 85°C |
| MountingType | Surface Mount |
| Package/Case | 5-TSSOP, SC-70-5, SOT-353 |
概述
Description
The TPS79733DCKR is a low-dropout (LDO) voltage regulator from Texas Instruments. It is part of the TPS797xx series, designed to provide ultra-low power consumption and high performance. This LDO regulator offers a fixed output voltage of 3.3V and can deliver an output current of up to 200 mA. It operates with an exceptionally low quiescent current of approximately 1.2 µA, making it suitable for battery-operated and energy-efficient applications.
The device features a wide input voltage range from 2.7V to 5.5V, allowing flexibility in various applications. It is well-regarded for its excellent load and line transient responses, low noise output, and robust protection features, including short-circuit and thermal shutdown protection.
The TPS79733DCKR comes in a small SOT-223 package, which is ideal for space-constrained designs. It is commonly used in portable devices, handheld electronics, and other applications where low power consumption and small form factor are critical.
The device features a wide input voltage range from 2.7V to 5.5V, allowing flexibility in various applications. It is well-regarded for its excellent load and line transient responses, low noise output, and robust protection features, including short-circuit and thermal shutdown protection.
The TPS79733DCKR comes in a small SOT-223 package, which is ideal for space-constrained designs. It is commonly used in portable devices, handheld electronics, and other applications where low power consumption and small form factor are critical.
Equivalent
The TPS79733DCKR is a low-dropout (LDO) voltage regulator with output voltage of 3.3V. Equivalent products may include:
1. LT1761ES5-3.3 from Analog Devices
2. MIC5205-3.3YM5 from Microchip Technology
3. MCP1700T-3302E/TT from Microchip Technology
4. NCP1117ST33T3G from ON Semiconductor
These equivalents should be checked for specific application compatibility including input voltage, current requirements, and package type.
1. LT1761ES5-3.3 from Analog Devices
2. MIC5205-3.3YM5 from Microchip Technology
3. MCP1700T-3302E/TT from Microchip Technology
4. NCP1117ST33T3G from ON Semiconductor
These equivalents should be checked for specific application compatibility including input voltage, current requirements, and package type.
Features
The TPS79733DCKR is a low-dropout (LDO) voltage regulator designed by Texas Instruments. Key features include:
1. Output Voltage: Provides a fixed output voltage of 3.3V.
2. Input Voltage Range: Operates with input voltages ranging from 2.7V to 5.5V.
3. Output Current: Capable of supplying up to 200 mA of output current.
4. Dropout Voltage: Offers a very low dropout voltage, typically around 50 mV at a 200 mA load.
5. Quiescent Current: Features an ultra-low quiescent current of approximately 1.2 µA, making it suitable for battery-powered applications.
6. Thermal Protection: Includes thermal shutdown protection for enhanced safety.
7. Package: Comes in a small, 5-pin SOT-23 package (DCK).
8. Stability: Stable with ultra-low ESR ceramic output capacitors as low as 1.0 µF.
9. Noise Performance: Features low output noise, typically around 55 µVrms, with a noise reduction pin to further minimize output noise.
10. Temperature Range: Operates over a wide temperature range from -40°C to +125°C.
These features make the TPS79733DCKR ideal for applications requiring efficient power management, such as portable and battery-powered devices.
1. Output Voltage: Provides a fixed output voltage of 3.3V.
2. Input Voltage Range: Operates with input voltages ranging from 2.7V to 5.5V.
3. Output Current: Capable of supplying up to 200 mA of output current.
4. Dropout Voltage: Offers a very low dropout voltage, typically around 50 mV at a 200 mA load.
5. Quiescent Current: Features an ultra-low quiescent current of approximately 1.2 µA, making it suitable for battery-powered applications.
6. Thermal Protection: Includes thermal shutdown protection for enhanced safety.
7. Package: Comes in a small, 5-pin SOT-23 package (DCK).
8. Stability: Stable with ultra-low ESR ceramic output capacitors as low as 1.0 µF.
9. Noise Performance: Features low output noise, typically around 55 µVrms, with a noise reduction pin to further minimize output noise.
10. Temperature Range: Operates over a wide temperature range from -40°C to +125°C.
These features make the TPS79733DCKR ideal for applications requiring efficient power management, such as portable and battery-powered devices.
Pinout
The TPS79733DCKR is a low-dropout (LDO) voltage regulator from Texas Instruments. It typically comes in a 5-pin SC70 package. The primary function of this device is to provide a regulated output voltage of 3.3V from a higher input voltage, with low dropout and low quiescent current, making it suitable for battery-powered applications. The pin configuration generally includes:
1. IN - Input voltage pin where the unregulated input voltage is supplied.
2. GND - Ground pin for the circuit.
3. OUT - Regulated output voltage pin.
4. NR - Noise reduction pin, used to connect an external capacitor for improved noise performance.
5. NC or EN - No connect or enable pin, which is used to enable or disable the LDO output in some versions.
This device is particularly valued for its low power consumption and noise, which makes it ideal for sensitive electronics that require precise voltage regulation with minimal power loss.
1. IN - Input voltage pin where the unregulated input voltage is supplied.
2. GND - Ground pin for the circuit.
3. OUT - Regulated output voltage pin.
4. NR - Noise reduction pin, used to connect an external capacitor for improved noise performance.
5. NC or EN - No connect or enable pin, which is used to enable or disable the LDO output in some versions.
This device is particularly valued for its low power consumption and noise, which makes it ideal for sensitive electronics that require precise voltage regulation with minimal power loss.
Manufacturer
The TPS79733DCKR is manufactured by Texas Instruments (TI). Texas Instruments is a global semiconductor company that designs and manufactures a wide range of electronic components, including integrated circuits and embedded processors. They are known for their innovations in analog technology, digital signal processing, and microcontrollers, among other areas. TI serves a diverse set of markets, including industrial, automotive, personal electronics, communications equipment, and enterprise systems. The company is well-regarded for its focus on research and development, enabling them to offer advanced solutions that meet the evolving needs of technology-driven industries.
Application
The TPS79733DCKR is a low-dropout (LDO) voltage regulator commonly used in applications requiring efficient power management. Its key application areas include:
1. Portable Devices: Suitable for powering microcontrollers, sensors, and RF modules in smartphones and tablets.
2. Industrial Equipment: Used in sensors and control units requiring stable voltage under varying loads.
3. Communication Equipment: Supports stable power supply for networking devices and communication systems.
4. Medical Devices: Ensures reliable performance in portable and handheld diagnostic tools.
5. Consumer Electronics: Powers devices like cameras, audio equipment, and wearable technology.
Its low quiescent current and low noise performance make it ideal for battery-operated devices needing efficient power consumption.
1. Portable Devices: Suitable for powering microcontrollers, sensors, and RF modules in smartphones and tablets.
2. Industrial Equipment: Used in sensors and control units requiring stable voltage under varying loads.
3. Communication Equipment: Supports stable power supply for networking devices and communication systems.
4. Medical Devices: Ensures reliable performance in portable and handheld diagnostic tools.
5. Consumer Electronics: Powers devices like cameras, audio equipment, and wearable technology.
Its low quiescent current and low noise performance make it ideal for battery-operated devices needing efficient power consumption.
Package
The TPS79733DCKR is a low-dropout (LDO) voltage regulator from Texas Instruments. It comes in a SC70-5 package type, which is a small surface-mount package with five pins, suitable for compact electronic designs.
