規格
| 屬性 | 價值 |
| Package | Tape & Reel (TR),Cut Tape (CT),Bulk |
| ProductStatus | Active |
| OutputType | Transistor Driver |
| Function | Step-Down |
| OutputConfiguration | Positive |
| Topology | Buck |
| NumberofOutputs | 1 |
| OutputPhases | 1 |
| Voltage-Supply(Vcc/Vdd) | 4.5V ~ 18V |
| Frequency-Switching | 600kHz |
| DutyCycle(Max) | 85% |
| SynchronousRectifier | Yes |
| ClockSync | No |
| ControlFeatures | Enable, Power Good |
| OperatingTemperature | -40°C ~ 85°C (TA) |
| MountingType | Surface Mount |
| Package/Case | 10-VFDFN Exposed Pad |
概述
Description
The TPS40192DRCR is a synchronous buck controller from Texas Instruments, designed for step-down DC-DC conversion applications. It supports high input voltages up to 52V and is commonly used in computing, telecommunications, and industrial power systems. The controller operates at a fixed frequency, which can be set up to 1 MHz, allowing for compact design due to smaller inductor and capacitor sizes.
Key features of the TPS40192DRCR include programmable soft-start, adjustable current limiting, and thermal shutdown protection, enhancing system reliability and performance. It also offers a power-good signal to indicate when the output voltage is within regulation. Its synchronous rectification capability improves efficiency, particularly at low output voltages.
The device comes in a thermally enhanced 3mm x 3mm VSON package, which helps in efficient heat dissipation, making it suitable for high-density applications. The TPS40192DRCR is particularly beneficial in scenarios where space and efficiency are critical considerations, offering a dependable solution for robust power management.
Key features of the TPS40192DRCR include programmable soft-start, adjustable current limiting, and thermal shutdown protection, enhancing system reliability and performance. It also offers a power-good signal to indicate when the output voltage is within regulation. Its synchronous rectification capability improves efficiency, particularly at low output voltages.
The device comes in a thermally enhanced 3mm x 3mm VSON package, which helps in efficient heat dissipation, making it suitable for high-density applications. The TPS40192DRCR is particularly beneficial in scenarios where space and efficiency are critical considerations, offering a dependable solution for robust power management.
Equivalent
The TPS40192DRCR is a DC-DC buck controller from Texas Instruments. Equivalent products from other manufacturers may include:
1. LM5116 from Texas Instruments - Wide Vin Synchronous Buck Controller.
2. LT3845 from Analog Devices - High Voltage, Synchronous Step-Down Controller.
3. MAX17503 from Maxim Integrated - High Efficiency, Synchronous Step-Down DC-DC Converter.
4. ISL8117 from Renesas - Wide Input, Single Phase Synchronous Buck PWM Controller.
These alternatives may vary in specific features or performance metrics.
1. LM5116 from Texas Instruments - Wide Vin Synchronous Buck Controller.
2. LT3845 from Analog Devices - High Voltage, Synchronous Step-Down Controller.
3. MAX17503 from Maxim Integrated - High Efficiency, Synchronous Step-Down DC-DC Converter.
4. ISL8117 from Renesas - Wide Input, Single Phase Synchronous Buck PWM Controller.
These alternatives may vary in specific features or performance metrics.
Features
The TPS40192DRCR is a synchronous buck controller from Texas Instruments. Key features include:
1. Input Voltage Range: Supports a wide input voltage range, typically from 4.5V to 18V, making it versatile for various applications.
2. Output Voltage: Offers adjustable output voltage, allowing for precise voltage regulation tailored to specific needs.
3. Current Mode Control: Utilizes a current mode control architecture for fast transient response and stable operation.
4. High Switching Frequency: Operates at high switching frequencies up to 600 kHz, enabling the use of smaller external components and reducing overall solution size.
5. Integrated Protection Features: Includes over-current protection, short-circuit protection, and thermal shutdown to enhance system reliability and safety.
6. Soft-Start Functionality: Incorporates a programmable soft-start feature that limits inrush current during startup.
7. Power Good Signal: Provides a power-good output signal to indicate when the output voltage is within the desired range.
These features make the TPS40192DRCR suitable for applications in telecommunications, industrial equipment, and consumer electronics where efficient and reliable power management is crucial.
1. Input Voltage Range: Supports a wide input voltage range, typically from 4.5V to 18V, making it versatile for various applications.
2. Output Voltage: Offers adjustable output voltage, allowing for precise voltage regulation tailored to specific needs.
3. Current Mode Control: Utilizes a current mode control architecture for fast transient response and stable operation.
4. High Switching Frequency: Operates at high switching frequencies up to 600 kHz, enabling the use of smaller external components and reducing overall solution size.
5. Integrated Protection Features: Includes over-current protection, short-circuit protection, and thermal shutdown to enhance system reliability and safety.
6. Soft-Start Functionality: Incorporates a programmable soft-start feature that limits inrush current during startup.
7. Power Good Signal: Provides a power-good output signal to indicate when the output voltage is within the desired range.
These features make the TPS40192DRCR suitable for applications in telecommunications, industrial equipment, and consumer electronics where efficient and reliable power management is crucial.
Pinout
The TPS40192DRCR is a DC-DC buck controller IC from Texas Instruments. It is typically used for step-down power conversion in various applications. The device comes in a 10-pin VSON (DRC) package. Here is a brief overview of its pin functions:
1. VIN (Pin 1): Supply voltage input for the controller.
2. BP5 (Pin 2): Output of the 5V internal regulator.
3. SS/TR (Pin 3): Soft start and tracking input.
4. COMP (Pin 4): Compensation for the control loop.
5. RT (Pin 5): Sets the oscillator frequency.
6. GND (Pin 6): Ground connection.
7. PWM (Pin 7): PWM output to drive the external MOSFET.
8. ISNS (Pin 8): Current sense input.
9. VSENSE (Pin 9): Voltage sense input for feedback.
10. UVLO (Pin 10): Undervoltage lockout programming input.
This configuration supports efficient and stable power regulation in electronic circuits.
1. VIN (Pin 1): Supply voltage input for the controller.
2. BP5 (Pin 2): Output of the 5V internal regulator.
3. SS/TR (Pin 3): Soft start and tracking input.
4. COMP (Pin 4): Compensation for the control loop.
5. RT (Pin 5): Sets the oscillator frequency.
6. GND (Pin 6): Ground connection.
7. PWM (Pin 7): PWM output to drive the external MOSFET.
8. ISNS (Pin 8): Current sense input.
9. VSENSE (Pin 9): Voltage sense input for feedback.
10. UVLO (Pin 10): Undervoltage lockout programming input.
This configuration supports efficient and stable power regulation in electronic circuits.
Manufacturer
The TPS40192DRCR is manufactured by Texas Instruments Incorporated. Texas Instruments, commonly referred to as TI, is an American technology company that designs and manufactures semiconductors and various integrated circuits, which it sells to electronics designers and manufacturers globally. The company is well-known for its wide range of products, including analog chips and embedded processors, and is one of the largest semiconductor companies in the world. Texas Instruments serves diverse industries such as automotive, industrial, personal electronics, communications equipment, and enterprise systems.
Application
The TPS40192DRCR is a synchronous buck controller primarily used in applications requiring efficient DC-DC conversion. Key application areas include point-of-load (POL) converters for FPGAs, DSPs, and ASICs, as well as power supply modules in telecommunications, data communications, and networking equipment. It is also utilized in industrial and computing systems that demand high-performance power management solutions. The device is suitable for distributed power systems and can be used in applications requiring precise voltage regulation and high power density. Its ability to support a wide input voltage range and offer programmable switching frequency makes it versatile for various power management scenarios.
Package
The TPS40192DRCR is a DC-DC controller integrated circuit from Texas Instruments. The package type is VSON (Very-Thin Small Outline No-Lead) with 10 pins. The specific package code for this IC is DRCR, which refers to its Reel packaging.
