仕様
| 属性 | 値 |
| Package / Case | Tape & Reel (TR),Cut Tape (CT) |
| Series | Automotive, AEC-Q100 |
| Part Status | Active |
| Topology | Step-Down (Buck) (1), Linear (LDO) (1) |
| Number of Outputs | 2 |
| Frequency - Switching | 100kHz ~ 2.5MHz |
| Voltage / Current - Output1 | 1.1V ~ 20V, 3.2A |
| Voltage / Current - Output2 | 1.1V ~ 5.5V, 280mA |
| Voltage / Current - Output3 | Adjustable |
| w / LED Driver | No |
| w / Supervisor | Yes |
| w / Sequencer | No |
| Voltage - Supply | 3V ~ 36V |
| Operating Temperature | -40°C ~ 125°C (TA) |
| Mounting Type | Surface Mount |
概要
Description
The TPS65321AQPWPRQ1 is a versatile power management integrated circuit (PMIC) designed by Texas Instruments, primarily for automotive applications. It is part of the TPS65321-Q1 series and is qualified for automotive use, meeting AEC-Q100 standards. This PMIC is tailored for automotive systems, offering features such as a wide input voltage range, typically from 3.6V to 36V, which supports battery-connected applications.
The device includes a high-efficiency synchronous step-down DC-DC converter capable of delivering up to 3A of output current. It also features a low-dropout (LDO) regulator, which provides an additional regulated output voltage, enhancing system design flexibility. The TPS65321AQPWPRQ1 supports various automotive systems by offering built-in safety features like thermal shutdown, over-voltage protection, and under-voltage lockout, ensuring reliable operation in demanding environments.
This PMIC is typically used in applications such as infotainment systems, advanced driver-assistance systems (ADAS), and body electronics. Its compact design and robust feature set make it suitable for space-constrained environments where reliability and efficiency are critical.
The device includes a high-efficiency synchronous step-down DC-DC converter capable of delivering up to 3A of output current. It also features a low-dropout (LDO) regulator, which provides an additional regulated output voltage, enhancing system design flexibility. The TPS65321AQPWPRQ1 supports various automotive systems by offering built-in safety features like thermal shutdown, over-voltage protection, and under-voltage lockout, ensuring reliable operation in demanding environments.
This PMIC is typically used in applications such as infotainment systems, advanced driver-assistance systems (ADAS), and body electronics. Its compact design and robust feature set make it suitable for space-constrained environments where reliability and efficiency are critical.
Equivalent
The TPS65321AQPWPRQ1 is a power management IC from Texas Instruments designed for automotive applications. Equivalent products may include:
1. Maxim Integrated MAX16993: An automotive-grade power management IC.
2. STMicroelectronics L5963: Offers similar functionalities for automotive systems.
3. Infineon TLE9471-3ES: Another automotive-qualified power management chip.
4. NXP PF5020: Designed for automotive applications with similar features.
Always check compatibility and specifications to ensure proper functionality in your specific application.
1. Maxim Integrated MAX16993: An automotive-grade power management IC.
2. STMicroelectronics L5963: Offers similar functionalities for automotive systems.
3. Infineon TLE9471-3ES: Another automotive-qualified power management chip.
4. NXP PF5020: Designed for automotive applications with similar features.
Always check compatibility and specifications to ensure proper functionality in your specific application.
Features
The TPS65321AQPWPRQ1 is a highly integrated power management IC designed for automotive applications. It features:
1. Dual Output Regulators: It includes a step-down DC-DC converter and a low-dropout (LDO) linear regulator. The DC-DC converter can deliver up to 2.5 A, while the LDO provides up to 300 mA.
2. Wide Input Voltage Range: It supports an input voltage range from 3.6 V to 40 V, making it suitable for various automotive power systems.
3. Protection Features: The device offers extensive protection, including under-voltage lockout (UVLO), overcurrent protection, thermal shutdown, and short-circuit protection.
4. Low Quiescent Current: It ensures energy efficiency with low quiescent current, ideal for systems that require low power consumption in standby mode.
5. Automotive Grade: Qualified for automotive applications, it adheres to AEC-Q100 standards, ensuring reliability and performance in harsh conditions.
6. Adjustable Output Voltage: Both the DC-DC converter and LDO have adjustable output voltages for flexibility in different applications.
These features make the TPS65321AQPWPRQ1 suitable for a wide range of automotive power management applications.
1. Dual Output Regulators: It includes a step-down DC-DC converter and a low-dropout (LDO) linear regulator. The DC-DC converter can deliver up to 2.5 A, while the LDO provides up to 300 mA.
2. Wide Input Voltage Range: It supports an input voltage range from 3.6 V to 40 V, making it suitable for various automotive power systems.
3. Protection Features: The device offers extensive protection, including under-voltage lockout (UVLO), overcurrent protection, thermal shutdown, and short-circuit protection.
4. Low Quiescent Current: It ensures energy efficiency with low quiescent current, ideal for systems that require low power consumption in standby mode.
5. Automotive Grade: Qualified for automotive applications, it adheres to AEC-Q100 standards, ensuring reliability and performance in harsh conditions.
6. Adjustable Output Voltage: Both the DC-DC converter and LDO have adjustable output voltages for flexibility in different applications.
These features make the TPS65321AQPWPRQ1 suitable for a wide range of automotive power management applications.
Pinout
The TPS65321AQPWPRQ1 is an automotive-qualified power management IC from Texas Instruments. It is designed for automotive applications and features a high level of integration for power supply systems. This IC comes in a 20-pin HTSSOP (PowerPAD) package.
Key functions of the TPS65321AQPWPRQ1 include:
- Step-Down Converter: It provides a high-efficiency buck converter to step down the input voltage to a desired lower output voltage.
- Low-Dropout Regulator (LDO): The device includes an LDO for providing a stable output voltage for powering low-noise analog circuits.
- Supervisory Functions: It incorporates fault detection and protection mechanisms, including undervoltage lockout (UVLO) and thermal shutdown.
- Sequencing and Monitoring: The IC offers features for sequencing and monitoring the power rail voltages to ensure proper startup and operation of the automotive system.
This device is typically used in applications requiring robust power management solutions in harsh automotive environments.
Key functions of the TPS65321AQPWPRQ1 include:
- Step-Down Converter: It provides a high-efficiency buck converter to step down the input voltage to a desired lower output voltage.
- Low-Dropout Regulator (LDO): The device includes an LDO for providing a stable output voltage for powering low-noise analog circuits.
- Supervisory Functions: It incorporates fault detection and protection mechanisms, including undervoltage lockout (UVLO) and thermal shutdown.
- Sequencing and Monitoring: The IC offers features for sequencing and monitoring the power rail voltages to ensure proper startup and operation of the automotive system.
This device is typically used in applications requiring robust power management solutions in harsh automotive environments.
Manufacturer
The TPS65321AQPWPRQ1 is manufactured by Texas Instruments (TI). Texas Instruments is a global semiconductor company that designs and produces a wide range of electronic products, including integrated circuits and semiconductor technologies. TI is known for its innovations in analog and embedded processing products, which are used in various applications across industries such as automotive, industrial, personal electronics, communications, and enterprise systems. The company has a long-standing reputation for quality and reliability in the semiconductor industry.
Application
The TPS65321AQPWPRQ1 is a power management integrated circuit (PMIC) designed primarily for automotive applications. It is used in areas where reliable power supply is crucial, such as advanced driver-assistance systems (ADAS), infotainment systems, and body electronics. Its features make it suitable for systems that require efficient power conversion and management, such as microcontrollers, FPGAs, and sensors. The IC supports automotive safety and reliability standards, making it ideal for use in environments that demand rigorous performance and compliance with industry regulations. Additionally, its compact design and integration of multiple power management functions help reduce the overall system cost and complexity in automotive electronics.
Package
The TPS65321AQPWPRQ1 is packaged in a HTSSOP (Thermally Enhanced Thin Shrink Small Outline Package) with 20 pins. This package type is designed for improved thermal performance and is suitable for automotive applications, providing reliable power management solutions.
