Спецификации
| Атрибут | Ценность |
| Package | Tape & Reel (TR),Cut Tape (CT) |
| ProductStatus | Active |
| OutputConfiguration | Positive |
| OutputType | Adjustable |
| NumberofRegulators | 1 |
| Voltage-Input(Max) | 5.5V |
| Voltage-Output(Min/Fixed) | 1.2V |
| Voltage-Output(Max) | 5.5V |
| Current-Output | 500mA |
| Current-Quiescent(Iq) | 385 µA |
| PSRR | 59dB ~ 39dB (100Hz ~ 100kHz) |
| ControlFeatures | Enable |
| ProtectionFeatures | Over Current, Over Temperature, Reverse Polarity, Under Voltage Lockout (UVLO) |
| OperatingTemperature | -40°C ~ 125°C |
| MountingType | Surface Mount |
| Package/Case | 8-VDFN Exposed Pad |
Обзор
Description
The TPS79501DRBR is a high-performance, low-dropout (LDO) voltage regulator from Texas Instruments. Part of the TPS795 series, it features a low dropout voltage, high output voltage accuracy, and low noise, making it suitable for sensitive analog and digital circuits. The device operates with an input voltage range of 2.7 V to 5.5 V and provides a maximum output current of 500 mA. It offers an adjustable output voltage range from 1.22 V to 5.5 V, allowing flexibility in various applications.
Key features include a fast transient response, low quiescent current, and an enable pin for on/off control. The regulator also incorporates a reverse current protection feature and thermal shutdown for added reliability. It comes in a small, thermally efficient 3x3 mm SON-8 package, ideal for space-constrained designs. Typical applications include powering RF modules, microcontrollers, and other low-voltage devices. Its low noise and high PSRR (power supply rejection ratio) make it particularly suited for precision analog and communication equipment.
Key features include a fast transient response, low quiescent current, and an enable pin for on/off control. The regulator also incorporates a reverse current protection feature and thermal shutdown for added reliability. It comes in a small, thermally efficient 3x3 mm SON-8 package, ideal for space-constrained designs. Typical applications include powering RF modules, microcontrollers, and other low-voltage devices. Its low noise and high PSRR (power supply rejection ratio) make it particularly suited for precision analog and communication equipment.
Equivalent
The TPS79501DRBR is a low-dropout (LDO) voltage regulator from Texas Instruments. Equivalent products may include:
1. LP2985AIM5-3.3 from Texas Instruments
2. MIC5205-3.3YM5 from Microchip Technology
3. ADM7150ACPZ-3.3 from Analog Devices
4. NCP1117ST33T3G from ON Semiconductor
Ensure compatibility in terms of voltage, current, dropout voltage, and package type when considering alternatives.
1. LP2985AIM5-3.3 from Texas Instruments
2. MIC5205-3.3YM5 from Microchip Technology
3. ADM7150ACPZ-3.3 from Analog Devices
4. NCP1117ST33T3G from ON Semiconductor
Ensure compatibility in terms of voltage, current, dropout voltage, and package type when considering alternatives.
Features
The TPS79501DRBR is a high-performance, low-dropout (LDO) voltage regulator from Texas Instruments. Key features include:
1. Output Voltage: Adjustable from 1.2 V to 5.5 V.
2. Input Voltage Range: 2.7 V to 5.5 V.
3. Output Current: Capable of delivering up to 500 mA.
4. Dropout Voltage: Very low dropout voltage of typically around 200 mV at 500 mA.
5. Low Noise: Features a noise-reduction pin and delivers low output noise for sensitive applications.
6. PSRR: High Power-Supply Rejection Ratio (PSRR) of 58 dB at 1 kHz.
7. Quiescent Current: Low quiescent current, typically 50 µA, making it energy efficient.
8. Precision Output: High accuracy with ±2% tolerance over load, line, and temperature.
9. Thermal Protection: Includes built-in thermal shutdown protection.
10. Package: Available in a small and thermally optimized 8-pin SON (DRB) package.
11. Start-up Time: Fast start-up time, suitable for applications requiring quick power-up.
These features make the TPS79501DRBR ideal for a variety of applications, including portable devices, wireless communication, and industrial equipment.
1. Output Voltage: Adjustable from 1.2 V to 5.5 V.
2. Input Voltage Range: 2.7 V to 5.5 V.
3. Output Current: Capable of delivering up to 500 mA.
4. Dropout Voltage: Very low dropout voltage of typically around 200 mV at 500 mA.
5. Low Noise: Features a noise-reduction pin and delivers low output noise for sensitive applications.
6. PSRR: High Power-Supply Rejection Ratio (PSRR) of 58 dB at 1 kHz.
7. Quiescent Current: Low quiescent current, typically 50 µA, making it energy efficient.
8. Precision Output: High accuracy with ±2% tolerance over load, line, and temperature.
9. Thermal Protection: Includes built-in thermal shutdown protection.
10. Package: Available in a small and thermally optimized 8-pin SON (DRB) package.
11. Start-up Time: Fast start-up time, suitable for applications requiring quick power-up.
These features make the TPS79501DRBR ideal for a variety of applications, including portable devices, wireless communication, and industrial equipment.
Pinout
The TPS79501DRBR is a low-dropout linear voltage regulator from Texas Instruments. It is housed in an 8-pin SON (Small Outline No-lead) package, also known as DRB package. Here are its primary pin functions:
1. IN (Pin 1): Input voltage supply pin.
2. GND (Pin 2): Ground connection.
3. EN (Pin 3): Enable pin; active high to enable the regulator.
4. NC (Pin 4): No connection; not internally connected.
5. NC (Pin 5): No connection; not internally connected.
6. FB (Pin 6): Feedback pin; used to set the output voltage.
7. NR (Pin 7): Noise reduction pin; connecting a capacitor here reduces output noise.
8. OUT (Pin 8): Output voltage pin.
The TPS79501DRBR is designed for high-accuracy voltage regulation with low noise, suitable for sensitive applications requiring precision power supply.
1. IN (Pin 1): Input voltage supply pin.
2. GND (Pin 2): Ground connection.
3. EN (Pin 3): Enable pin; active high to enable the regulator.
4. NC (Pin 4): No connection; not internally connected.
5. NC (Pin 5): No connection; not internally connected.
6. FB (Pin 6): Feedback pin; used to set the output voltage.
7. NR (Pin 7): Noise reduction pin; connecting a capacitor here reduces output noise.
8. OUT (Pin 8): Output voltage pin.
The TPS79501DRBR is designed for high-accuracy voltage regulation with low noise, suitable for sensitive applications requiring precision power supply.
Manufacturer
The manufacturer of the TPS79501DRBR is Texas Instruments Incorporated. Texas Instruments, commonly referred to as TI, is an American technology company based in Dallas, Texas. It is one of the largest and oldest semiconductor companies in the world, specializing in the design and manufacture of semiconductors and various integrated circuits, which are used in a wide array of electronic devices and systems.
TI's products serve diverse applications spanning industrial, automotive, personal electronics, communications equipment, and enterprise systems. The company is particularly known for its analog chips and embedded processors, which form a significant part of its business. Texas Instruments is also involved in the production of calculators, microcontrollers, and digital signal processors, among other things.
TI is recognized for its strong emphasis on research and development, innovation, and a comprehensive portfolio of semiconductor solutions. It operates globally, providing support and products to a wide range of industries.
TI's products serve diverse applications spanning industrial, automotive, personal electronics, communications equipment, and enterprise systems. The company is particularly known for its analog chips and embedded processors, which form a significant part of its business. Texas Instruments is also involved in the production of calculators, microcontrollers, and digital signal processors, among other things.
TI is recognized for its strong emphasis on research and development, innovation, and a comprehensive portfolio of semiconductor solutions. It operates globally, providing support and products to a wide range of industries.
Application
The TPS79501DRBR is a low-dropout (LDO) voltage regulator designed for applications requiring precise voltage regulation. It is commonly used in:
1. Consumer Electronics: Provides stable power supply for devices like smartphones, tablets, and wearables.
2. Industrial Automation: Offers reliable voltage regulation in machinery and equipment.
3. Telecommunications: Ensures consistent power for network devices and communication systems.
4. Medical Devices: Powers sensitive equipment requiring precise voltage control.
5. Automotive Electronics: Used in infotainment systems and advanced driver-assistance systems (ADAS).
6. Networking Equipment: Supports routers, switches, and other networking hardware.
Overall, its key features, such as low dropout voltage, low noise, and high power-supply rejection, make it suitable for sensitive applications needing stable voltage regulation.
1. Consumer Electronics: Provides stable power supply for devices like smartphones, tablets, and wearables.
2. Industrial Automation: Offers reliable voltage regulation in machinery and equipment.
3. Telecommunications: Ensures consistent power for network devices and communication systems.
4. Medical Devices: Powers sensitive equipment requiring precise voltage control.
5. Automotive Electronics: Used in infotainment systems and advanced driver-assistance systems (ADAS).
6. Networking Equipment: Supports routers, switches, and other networking hardware.
Overall, its key features, such as low dropout voltage, low noise, and high power-supply rejection, make it suitable for sensitive applications needing stable voltage regulation.
Package
The TPS79501DRBR is a low-dropout (LDO) linear voltage regulator by Texas Instruments. It comes in a DRB package type, which is a 3x3 mm, 8-pin SON (Small Outline No-lead) package. This compact package is suitable for applications requiring efficient thermal performance and small form factors.
