規格
| 屬性 | 價值 |
| Package | Tape & Reel (TR),Cut Tape (CT),Bulk |
| ProductStatus | Active |
| SwitchType | General Purpose |
| NumberofOutputs | 1 |
| Ratio-Input:Output | 1:1 |
| OutputConfiguration | High Side |
| OutputType | N-Channel |
| Interface | On/Off |
| Voltage-Load | 2.7V ~ 5.5V |
| Voltage-Supply(Vcc/Vdd) | Not Required |
| Current-Output(Max) | 500mA |
| RdsOn(Typ) | 70mOhm |
| InputType | Non-Inverting |
| Features | Status Flag |
| FaultProtection | Current Limiting (Fixed), Over Temperature, UVLO |
| OperatingTemperature | -40°C ~ 125°C (TJ) |
| MountingType | Surface Mount |
| SupplierDevicePackage | 8-SOIC |
概述
Description
The TPS2041BDR is a power distribution switch from Texas Instruments, designed for applications requiring over-current protection and power control. It features a single-channel load switch with an adjustable current limit, making it suitable for managing power distribution in USB ports, consumer electronics, and other devices requiring smart power management.
Key features of the TPS2041BDR include:
1. Current Limiting: Provides protection against over-current conditions by limiting the output current, preventing damage to connected devices and the switch itself.
2. Thermal Shutdown: Includes a thermal protection mechanism that shuts down the switch in case of excessive temperature, safeguarding against overheating.
3. Fault Reporting: Equipped with an active-low fault flag that alerts the system to fault conditions such as over-current or thermal shutdown.
4. Low On-Resistance: Ensures minimal voltage drop across the switch, improving efficiency and conserving power.
5. Wide Input Voltage Range: Operates over a broad input voltage range, enhancing versatility in different applications.
The TPS2041BDR is an efficient and reliable solution for power distribution with built-in protection features, ideal for modern electronic systems.
Key features of the TPS2041BDR include:
1. Current Limiting: Provides protection against over-current conditions by limiting the output current, preventing damage to connected devices and the switch itself.
2. Thermal Shutdown: Includes a thermal protection mechanism that shuts down the switch in case of excessive temperature, safeguarding against overheating.
3. Fault Reporting: Equipped with an active-low fault flag that alerts the system to fault conditions such as over-current or thermal shutdown.
4. Low On-Resistance: Ensures minimal voltage drop across the switch, improving efficiency and conserving power.
5. Wide Input Voltage Range: Operates over a broad input voltage range, enhancing versatility in different applications.
The TPS2041BDR is an efficient and reliable solution for power distribution with built-in protection features, ideal for modern electronic systems.
Equivalent
The TPS2041BDR is a power distribution switch from Texas Instruments. Equivalent products include the following:
1. MIC2025 from Microchip Technology
2. SII8843 from Silicon Image
3. AP2141 from Diodes Incorporated
4. MAX4995A from Maxim Integrated
5. LTC4412 from Analog Devices
Each of these chips offers similar functionalities for power distribution and protection, though specifications and features may vary slightly. Always refer to datasheets for detailed comparisons.
1. MIC2025 from Microchip Technology
2. SII8843 from Silicon Image
3. AP2141 from Diodes Incorporated
4. MAX4995A from Maxim Integrated
5. LTC4412 from Analog Devices
Each of these chips offers similar functionalities for power distribution and protection, though specifications and features may vary slightly. Always refer to datasheets for detailed comparisons.
Features
The TPS2041BDR is a power distribution switch with the following features:
1. Current Limiting: Provides protection by limiting the output current to prevent damage to connected devices during overload conditions.
2. Over-Temperature Protection: Shuts down the device to prevent overheating, thus safeguarding against thermal damage.
3. Short-Circuit Protection: Automatically limits the output current during short-circuit conditions to protect the system.
4. Reverse Current Blocking: Prevents reverse current flow from output to input when the switch is off.
5. Low ON-Resistance: Ensures efficient power delivery with minimal voltage drop across the switch.
6. Enable/Disable Control: Offers a control pin to easily enable or disable the device.
7. Fault Reporting: Provides an open-drain fault output signal to indicate overcurrent, short-circuit, or over-temperature conditions.
8. Small Package: Available in compact packaging options suitable for space-constrained applications.
9. Wide Input Voltage Range: Operates over a broad input voltage range, making it versatile for various applications.
These features make the TPS2041BDR suitable for applications requiring reliable power management and protection.
1. Current Limiting: Provides protection by limiting the output current to prevent damage to connected devices during overload conditions.
2. Over-Temperature Protection: Shuts down the device to prevent overheating, thus safeguarding against thermal damage.
3. Short-Circuit Protection: Automatically limits the output current during short-circuit conditions to protect the system.
4. Reverse Current Blocking: Prevents reverse current flow from output to input when the switch is off.
5. Low ON-Resistance: Ensures efficient power delivery with minimal voltage drop across the switch.
6. Enable/Disable Control: Offers a control pin to easily enable or disable the device.
7. Fault Reporting: Provides an open-drain fault output signal to indicate overcurrent, short-circuit, or over-temperature conditions.
8. Small Package: Available in compact packaging options suitable for space-constrained applications.
9. Wide Input Voltage Range: Operates over a broad input voltage range, making it versatile for various applications.
These features make the TPS2041BDR suitable for applications requiring reliable power management and protection.
Pinout
The TPS2041BDR is an integrated circuit from Texas Instruments, designed for power distribution and protection. It typically comes in an 8-pin SOIC (Small Outline Integrated Circuit) package. Here are the pin functions:
1. IN: Input. Connects to the supply voltage.
2. GND: Ground. The ground reference for the device.
3. OUT: Output. This pin connects to the load and provides the protected output voltage.
4. OC: Overcurrent Flag. An open-drain output that indicates an overcurrent condition by pulling low.
5. EN: Enable. A logic input that controls the output. When high, the device is enabled; when low, the output is disabled.
6. NC: No Connect. This pin is not internally connected and can be used for routing purposes.
7. NC: No Connect. Another pin not internally connected.
8. NC: No Connect. Another pin not internally connected.
The device is used primarily to manage power distribution by providing overcurrent and short-circuit protection, making it suitable for applications requiring reliable power management.
1. IN: Input. Connects to the supply voltage.
2. GND: Ground. The ground reference for the device.
3. OUT: Output. This pin connects to the load and provides the protected output voltage.
4. OC: Overcurrent Flag. An open-drain output that indicates an overcurrent condition by pulling low.
5. EN: Enable. A logic input that controls the output. When high, the device is enabled; when low, the output is disabled.
6. NC: No Connect. This pin is not internally connected and can be used for routing purposes.
7. NC: No Connect. Another pin not internally connected.
8. NC: No Connect. Another pin not internally connected.
The device is used primarily to manage power distribution by providing overcurrent and short-circuit protection, making it suitable for applications requiring reliable power management.
Manufacturer
The TPS2041BDR is manufactured by Texas Instruments (TI). Texas Instruments is a global semiconductor company that designs and produces a wide range of electronic components. It is one of the largest semiconductor manufacturers in the world, known for its development of analog chips, embedded processors, and other electronic components used in various applications, including consumer electronics, automotive systems, industrial equipment, and communications technology. TI is headquartered in Dallas, Texas, and has a significant presence in global markets, serving a diverse customer base with its innovative and reliable semiconductor solutions.
Application
The TPS2041BDR is used in applications requiring power distribution and protection, such as USB ports, consumer electronics, and computer peripherals. It offers over-current protection, thermal shutdown, and controlled rise and fall time for power delivery. Common use cases include providing reliable power management in devices like printers, external hard drives, and networking equipment. Its ability to handle up to 500 mA per channel with built-in over-current limiting and short-circuit protection makes it ideal for applications demanding robust and safe power switching. Additionally, the TPS2041BDR is used in automotive and industrial settings where dependable power distribution is critical.
Package
The TPS2041BDR is a power-distribution switch from Texas Instruments, packaged in an SOIC-8 (Small Outline Integrated Circuit) form factor. This package is surface-mountable and contains 8 pins, suitable for applications requiring efficient and compact power management solutions.
