사양
| 속성 | 가치 |
| Package | Bulk,Tube |
| ProductStatus | Active |
| OutputConfiguration | Positive |
| OutputType | Fixed |
| NumberofRegulators | 1 |
| Voltage-Input(Max) | 5.5V |
| Voltage-Output(Min/Fixed) | 3.3V |
| VoltageDropout(Max) | 0.5V @ 1A |
| Current-Output | 1A |
| Current-Quiescent(Iq) | 400 µA |
| Current-Supply(Max) | 1.3 mA |
| PSRR | 58dB ~ 37dB (100Hz ~ 10kHz) |
| ControlFeatures | Enable |
| ProtectionFeatures | Over Current, Over Temperature, Reverse Polarity |
| OperatingTemperature | -40°C ~ 125°C |
| MountingType | Surface Mount |
| Package/Case | SOT-223-6 |
개요
Description
The TPS73733DCQ is a low-dropout (LDO) voltage regulator from Texas Instruments, designed to provide a stable and precise voltage output suitable for applications requiring an output of 3.3 volts. Encased in a compact SOT-223 package, this device is ideal for space-constrained designs. It features a low dropout voltage, which enhances efficiency by allowing the device to maintain regulation with a minimal difference between input and output voltages. The regulator offers high accuracy and low output noise, making it suitable for powering sensitive analog and digital components.
The TPS73733DCQ includes features such as an enable pin for easy on/off control, current limiting, and thermal protection to safeguard against overload conditions. It supports a wide input voltage range, thereby accommodating variations in input power sources. With a typical output current capability up to 1A, it caters to moderate power applications in consumer electronics, communication devices, and industrial equipment. Its combination of performance, protection features, and compact size makes it a versatile choice for designers seeking reliable voltage regulation solutions.
The TPS73733DCQ includes features such as an enable pin for easy on/off control, current limiting, and thermal protection to safeguard against overload conditions. It supports a wide input voltage range, thereby accommodating variations in input power sources. With a typical output current capability up to 1A, it caters to moderate power applications in consumer electronics, communication devices, and industrial equipment. Its combination of performance, protection features, and compact size makes it a versatile choice for designers seeking reliable voltage regulation solutions.
Equivalent
The TPS73733DCQ is a low-dropout (LDO) voltage regulator from Texas Instruments. Equivalent products from other manufacturers include:
1. LD1117-3.3V from STMicroelectronics
2. MIC5205-3.3YM5 from Microchip Technology
3. LP2985A-33DBVRfrom Texas Instruments
4. NCP1117ST33T3G from ON Semiconductor
These alternatives offer similar voltage regulation capabilities but always check datasheets for specific parameter matching.
1. LD1117-3.3V from STMicroelectronics
2. MIC5205-3.3YM5 from Microchip Technology
3. LP2985A-33DBVRfrom Texas Instruments
4. NCP1117ST33T3G from ON Semiconductor
These alternatives offer similar voltage regulation capabilities but always check datasheets for specific parameter matching.
Features
The TPS73733DCQ is a low-dropout (LDO) voltage regulator designed for applications requiring low noise, high performance, and efficient voltage regulation. Key features include:
1. Output Voltage: Fixed at 3.3 V, suitable for powering microcontrollers and other digital circuits.
2. Input Voltage Range: Operates from 2.2 V to 5.5 V, providing flexibility for various power sources.
3. Output Current: Capable of delivering up to 1 A, making it suitable for moderate power loads.
4. Low Dropout Voltage: Provides efficient performance with a dropout voltage typically around 150 mV at 1 A load.
5. Fast Start-Up and Load Transient Response: Ensures stable operation and quick recovery from load changes.
6. Low Output Noise: Incorporates an internal capacitor for noise reduction, beneficial for sensitive circuits.
7. Thermal Protection: Includes thermal shutdown to prevent damage from overheating.
8. Current Limit Protection: Safeguards against overload conditions.
9. Small Package: Available in a small, thermally enhanced QFN package, optimizing PCB space.
10. ESD Protection: Robust against electrostatic discharge, enhancing reliability.
These features make the TPS73733DCQ ideal for use in portable electronics, communication devices, and other applications requiring reliable voltage regulation.
1. Output Voltage: Fixed at 3.3 V, suitable for powering microcontrollers and other digital circuits.
2. Input Voltage Range: Operates from 2.2 V to 5.5 V, providing flexibility for various power sources.
3. Output Current: Capable of delivering up to 1 A, making it suitable for moderate power loads.
4. Low Dropout Voltage: Provides efficient performance with a dropout voltage typically around 150 mV at 1 A load.
5. Fast Start-Up and Load Transient Response: Ensures stable operation and quick recovery from load changes.
6. Low Output Noise: Incorporates an internal capacitor for noise reduction, beneficial for sensitive circuits.
7. Thermal Protection: Includes thermal shutdown to prevent damage from overheating.
8. Current Limit Protection: Safeguards against overload conditions.
9. Small Package: Available in a small, thermally enhanced QFN package, optimizing PCB space.
10. ESD Protection: Robust against electrostatic discharge, enhancing reliability.
These features make the TPS73733DCQ ideal for use in portable electronics, communication devices, and other applications requiring reliable voltage regulation.
Pinout
The TPS73733DCQ is a low-dropout (LDO) voltage regulator from Texas Instruments. It comes in an 8-pin HVSSOP package. Here are the pin functions:
1. IN - Input voltage supply.
2. GND - Ground pin.
3. NR - Noise reduction pin; connecting a capacitor here can reduce output noise.
4. NC - No connection; often left unconnected.
5. EN - Enable pin; used to enable or disable the regulator.
6. OUT - Regulated output voltage.
7. FB - Feedback pin; used for adjustable output versions.
8. NC - Another no connection pin.
This device is designed to provide a fixed 3.3V output with high performance, low noise, and low dropout voltage, making it suitable for a wide range of applications.
1. IN - Input voltage supply.
2. GND - Ground pin.
3. NR - Noise reduction pin; connecting a capacitor here can reduce output noise.
4. NC - No connection; often left unconnected.
5. EN - Enable pin; used to enable or disable the regulator.
6. OUT - Regulated output voltage.
7. FB - Feedback pin; used for adjustable output versions.
8. NC - Another no connection pin.
This device is designed to provide a fixed 3.3V output with high performance, low noise, and low dropout voltage, making it suitable for a wide range of applications.
Manufacturer
The TPS73733DCQ is manufactured by Texas Instruments Incorporated. Texas Instruments (TI) is a global semiconductor company that designs and manufactures a wide range of integrated circuits for various applications. TI is known for its innovations in analog and embedded processing, producing components used in electronics across diverse industries, including automotive, industrial, personal electronics, communications equipment, and enterprise systems. TI's products are used in applications that require efficient power management, data conversion, and signal processing, among other functionalities. The company is one of the largest semiconductor companies in the world and is headquartered in Dallas, Texas, USA.
Application
The TPS73733DCQ is a low-dropout (LDO) voltage regulator. It is commonly used in applications requiring precise voltage regulation and low noise. Key application areas include:
1. Consumer Electronics: Powering microprocessors and digital circuits in devices like smartphones, tablets, and laptops.
2. Industrial Equipment: Providing stable voltage for sensors and control systems.
3. Communication Devices: Maintaining power integrity in RF and networking equipment.
4. Medical Instruments: Supplying clean power to sensitive diagnostic devices.
5. Automotive Electronics: Ensuring reliable operation of infotainment systems and control units.
6. Battery-Powered Devices: Prolonging battery life in portable gadgets by optimizing power consumption.
Its small size and high performance make it suitable for compact and sensitive electronic applications.
1. Consumer Electronics: Powering microprocessors and digital circuits in devices like smartphones, tablets, and laptops.
2. Industrial Equipment: Providing stable voltage for sensors and control systems.
3. Communication Devices: Maintaining power integrity in RF and networking equipment.
4. Medical Instruments: Supplying clean power to sensitive diagnostic devices.
5. Automotive Electronics: Ensuring reliable operation of infotainment systems and control units.
6. Battery-Powered Devices: Prolonging battery life in portable gadgets by optimizing power consumption.
Its small size and high performance make it suitable for compact and sensitive electronic applications.
Package
The TPS73733DCQ is a low-dropout (LDO) voltage regulator from Texas Instruments, provided in an 8-pin HVSSOP (High Voltage Shrink Small Outline Package) package type.
