Спецификации
| Атрибут | Ценность |
| 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) | 2.5V |
| VoltageDropout(Max) | 0.25V @ 150mA |
| Current-Output | 150mA |
| Current-Quiescent(Iq) | 1.3 µA |
| Current-Supply(Max) | 8 µA |
| PSRR | 40dB ~ 15dB (10Hz ~ 1kHz) |
| ControlFeatures | Enable |
| ProtectionFeatures | Over Current, Over Temperature, Reverse Polarity |
| OperatingTemperature | -40°C ~ 125°C |
| MountingType | Surface Mount |
| Package/Case | SOT-23-5 Thin, TSOT-23-5 |
Обзор
Description
The TPS78225DDCR is a low-dropout (LDO) voltage regulator from Texas Instruments, designed to provide a stable output voltage of 2.5V. It features ultra-low quiescent current, making it ideal for battery-powered applications where power efficiency is crucial. This regulator supports a wide input voltage range and offers excellent line and load transient response, ensuring consistent performance across various conditions.
The device is packaged in a small, 5-pin SOT-23 form factor, which is suitable for compact circuit designs. It includes protection features such as overcurrent protection and thermal shutdown, enhancing its reliability in diverse environments. The TPS78225DDCR is part of the TPS782 series, known for their low power consumption and high efficiency, making them a popular choice in portable electronics, wearable devices, and energy-sensitive applications. Its ease of use and robust performance make it a versatile component for engineers seeking to optimize power management in their designs.
The device is packaged in a small, 5-pin SOT-23 form factor, which is suitable for compact circuit designs. It includes protection features such as overcurrent protection and thermal shutdown, enhancing its reliability in diverse environments. The TPS78225DDCR is part of the TPS782 series, known for their low power consumption and high efficiency, making them a popular choice in portable electronics, wearable devices, and energy-sensitive applications. Its ease of use and robust performance make it a versatile component for engineers seeking to optimize power management in their designs.
Equivalent
The TPS78225DDCR is a low-dropout (LDO) voltage regulator. Equivalent products from other manufacturers include:
1. Microchip MCP1702 – Offers similar LDO characteristics and output voltage options.
2. ON Semiconductor NCP5500 – Provides comparable voltage regulation and low dropout features.
3. Analog Devices ADP3333 – Known for low dropout voltage and high accuracy, similar to TPS78225.
4. STMicroelectronics LD2985 – Offers low quiescent current and LDO functionality.
Ensure to verify specifications like output voltage, current rating, and package type for compatibility.
1. Microchip MCP1702 – Offers similar LDO characteristics and output voltage options.
2. ON Semiconductor NCP5500 – Provides comparable voltage regulation and low dropout features.
3. Analog Devices ADP3333 – Known for low dropout voltage and high accuracy, similar to TPS78225.
4. STMicroelectronics LD2985 – Offers low quiescent current and LDO functionality.
Ensure to verify specifications like output voltage, current rating, and package type for compatibility.
Features
The TPS78225DDCR is a low-dropout (LDO) voltage regulator designed by Texas Instruments. Key features include:
1. Output Voltage: Fixed at 2.5V.
2. Input Voltage Range: Supports from 2.2V to 5.5V, making it versatile for battery-operated devices.
3. Low Quiescent Current: Consumes only 500 nA, optimizing it for energy-efficient applications.
4. Dropout Voltage: Typically 150 mV at a 150 mA load, ensuring efficiency at low voltage differentials.
5. Output Current: Capable of delivering up to 150 mA, suitable for low power applications.
6. Enable Pin: Features an enable pin for easy control of the regulator state, facilitating power management.
7. Thermal Shutdown and Overcurrent Protection: Enhances reliability and safety by preventing damage under fault conditions.
8. Package: Comes in a small SOT-23 package, which is beneficial for space-constrained designs.
9. Applications: Ideal for portable electronics, battery-powered devices, and other low-power applications.
These features make the TPS78225DDCR an excellent choice for applications requiring low power consumption and efficient voltage regulation.
1. Output Voltage: Fixed at 2.5V.
2. Input Voltage Range: Supports from 2.2V to 5.5V, making it versatile for battery-operated devices.
3. Low Quiescent Current: Consumes only 500 nA, optimizing it for energy-efficient applications.
4. Dropout Voltage: Typically 150 mV at a 150 mA load, ensuring efficiency at low voltage differentials.
5. Output Current: Capable of delivering up to 150 mA, suitable for low power applications.
6. Enable Pin: Features an enable pin for easy control of the regulator state, facilitating power management.
7. Thermal Shutdown and Overcurrent Protection: Enhances reliability and safety by preventing damage under fault conditions.
8. Package: Comes in a small SOT-23 package, which is beneficial for space-constrained designs.
9. Applications: Ideal for portable electronics, battery-powered devices, and other low-power applications.
These features make the TPS78225DDCR an excellent choice for applications requiring low power consumption and efficient voltage regulation.
Pinout
The TPS78225DDCR is a low-dropout (LDO) linear voltage regulator manufactured by Texas Instruments. It is part of the TPS782 series, which is designed for low power consumption and extended battery life in portable applications.
- Pin Count: The TPS78225DDCR comes in a 5-pin SOT-23 package.
- Pin Functions:
1. IN: Input voltage pin. Connect this to the power source.
2. GND: Ground pin. Connect this to the ground of the circuit.
3. EN: Enable pin. Driving this pin high enables the regulator, and driving it low puts the device in a low-power shutdown mode.
4. OUT: Output voltage pin. This pin provides the regulated output voltage (2.5V for the TPS78225 variant).
5. NC: No connection. This pin is not internally connected and can be left floating or connected to ground.
The TPS78225DDCR is well-suited for applications requiring low quiescent current and operates with an input voltage range of 2.2V to 5.5V.
- Pin Count: The TPS78225DDCR comes in a 5-pin SOT-23 package.
- Pin Functions:
1. IN: Input voltage pin. Connect this to the power source.
2. GND: Ground pin. Connect this to the ground of the circuit.
3. EN: Enable pin. Driving this pin high enables the regulator, and driving it low puts the device in a low-power shutdown mode.
4. OUT: Output voltage pin. This pin provides the regulated output voltage (2.5V for the TPS78225 variant).
5. NC: No connection. This pin is not internally connected and can be left floating or connected to ground.
The TPS78225DDCR is well-suited for applications requiring low quiescent current and operates with an input voltage range of 2.2V to 5.5V.
Manufacturer
The TPS78225DDCR is manufactured by Texas Instruments (TI). Texas Instruments is a global semiconductor company that designs and produces a wide range of electronic components and integrated circuits. Founded in 1930 and headquartered in Dallas, Texas, TI is known for its innovation in analog and embedded processing technologies. The company serves various sectors, including industrial, automotive, personal electronics, communications equipment, and enterprise systems. TI is particularly recognized for its analog chips and embedded processors, which are integral to powering and controlling electronic devices.
Application
The TPS78225DDCR is a low-dropout linear voltage regulator designed for low-power applications. Its key application areas include battery-operated devices, such as smartphones and tablets, where energy efficiency is crucial. It's also used in portable electronics, wearable devices, and IoT gadgets, given its low quiescent current, which extends battery life. Additionally, it finds application in wireless communication equipment and sensor networks, where stable voltage and low noise are essential. The device's small size and high performance make it suitable for compact, space-constrained applications.
Package
The TPS78225DDCR is a low-dropout (LDO) voltage regulator from Texas Instruments, housed in a surface-mount SOT-23-5 package. This package type is compact and suitable for space-constrained applications, providing efficient thermal performance and ease of assembly in small electronic devices.
