사양
| 속성 | 가치 |
| Package | Tape & Reel (TR),Cut Tape (CT),Bulk |
| Series | Automotive, AEC-Q100 |
| ProductStatus | Active |
| SwitchType | General Purpose |
| NumberofOutputs | 1 |
| Ratio-Input:Output | 1:1 |
| OutputConfiguration | High Side |
| OutputType | N-Channel |
| Interface | On/Off |
| Voltage-Load | 2.5V ~ 6.5V |
| Voltage-Supply(Vcc/Vdd) | Not Required |
| Current-Output(Max) | 1.5A |
| RdsOn(Typ) | 85mOhm |
| InputType | Non-Inverting |
| Features | Slew Rate Controlled, Status Flag |
| FaultProtection | Current Limiting (Adjustable), Over Temperature, UVLO |
| OperatingTemperature | -40°C ~ 150°C (TJ) |
| MountingType | Surface Mount |
| SupplierDevicePackage | SOT-23-6 |
개요
Description
The TPS2553QDBVRQ1 is an automotive-grade power switch from Texas Instruments, designed for applications requiring current limitation and circuit protection. It features an adjustable current limit from 500 mA to 5 A, enabling the prevention of over-current conditions. This device provides accurate, fast-acting protection by using a low-resistance N-channel MOSFET switch with a typical RDS(on) of 30 mΩ, ensuring minimal voltage drop across the switch.
The TPS2553QDBVRQ1 offers a built-in reverse current blocking feature, safeguarding the system by preventing the backflow of current when the device is disabled. It also includes thermal shutdown protection, ensuring the device remains within safe operating temperatures. The switch is controlled via a standard enable input, and its status can be monitored through a fault indicator output.
This device is housed in a small SOT-23 package, making it suitable for space-constrained applications. It is ideal for automotive and industrial systems where robust protection against over-current conditions and faults is essential.
The TPS2553QDBVRQ1 offers a built-in reverse current blocking feature, safeguarding the system by preventing the backflow of current when the device is disabled. It also includes thermal shutdown protection, ensuring the device remains within safe operating temperatures. The switch is controlled via a standard enable input, and its status can be monitored through a fault indicator output.
This device is housed in a small SOT-23 package, making it suitable for space-constrained applications. It is ideal for automotive and industrial systems where robust protection against over-current conditions and faults is essential.
Equivalent
The TPS2553QDBVRQ1 is a power switch from Texas Instruments designed for current limiting and overcurrent protection. Potential equivalent products include:
1. Micrel MIC2005: Offers current limiting and thermal shutdown.
2. Diodes Incorporated AP2148: Provides similar current protection features.
3. STMicroelectronics ST204: Features current limiting and protection functions.
Always verify electrical specifications and package compatibility for your specific application needs.
1. Micrel MIC2005: Offers current limiting and thermal shutdown.
2. Diodes Incorporated AP2148: Provides similar current protection features.
3. STMicroelectronics ST204: Features current limiting and protection functions.
Always verify electrical specifications and package compatibility for your specific application needs.
Features
The TPS2553QDBVRQ1 is an automotive-grade power-distribution switch designed to manage current loads effectively. Key features include:
1. Current-Limiting: Adjustable current limit to prevent overcurrent conditions.
2. Protection: Built-in protection against short circuits and over-temperature scenarios.
3. Voltage Range: Operates within a 2.5V to 6.5V input voltage range.
4. Current Capacity: Supports a continuous output current of up to 2A.
5. Thermal Shutdown: Automatically shuts down when the temperature exceeds a certain threshold to protect the system.
6. Small Package: Available in a compact SOT-23-6 package.
7. Fast Response: Quick response to overcurrent events ensures reliable protection.
8. Reverse Current Blocking: Prevents reverse current flow, protecting the power source.
9. Enable Pin: Includes an enable pin for control over the switch’s operation.
10. UL Listed: Meets safety requirements for use in automotive applications.
This device is ideal for space-constrained applications in automotive environments where reliable power distribution and protection are crucial.
1. Current-Limiting: Adjustable current limit to prevent overcurrent conditions.
2. Protection: Built-in protection against short circuits and over-temperature scenarios.
3. Voltage Range: Operates within a 2.5V to 6.5V input voltage range.
4. Current Capacity: Supports a continuous output current of up to 2A.
5. Thermal Shutdown: Automatically shuts down when the temperature exceeds a certain threshold to protect the system.
6. Small Package: Available in a compact SOT-23-6 package.
7. Fast Response: Quick response to overcurrent events ensures reliable protection.
8. Reverse Current Blocking: Prevents reverse current flow, protecting the power source.
9. Enable Pin: Includes an enable pin for control over the switch’s operation.
10. UL Listed: Meets safety requirements for use in automotive applications.
This device is ideal for space-constrained applications in automotive environments where reliable power distribution and protection are crucial.
Pinout
The TPS2553QDBVRQ1 is an automotive-qualified power switch IC from Texas Instruments, designed for current limiting in USB ports and other power distribution applications. It typically comes in a small SOT-23-6 package, which has 6 pins. Here are the pin functions:
1. IN (Pin 1): Power input pin. Connect to the supply voltage.
2. GND (Pin 2): Ground pin. Connect to the ground plane.
3. EN (Pin 3): Enable pin. This pin enables or disables the switch. A high signal enables the device, while a low signal disables it.
4. NC (Pin 4): No connection. This pin can be left unconnected or grounded.
5. ILIM (Pin 5): Current limit setting pin. Connect a resistor from ILIM to GND to set the desired current limit.
6. OUT (Pin 6): Power output pin. Connect to the load.
The TPS2553QDBVRQ1 offers features such as adjustable current limiting, overcurrent protection, and thermal shutdown, making it suitable for robust power management solutions in automotive and other demanding environments.
1. IN (Pin 1): Power input pin. Connect to the supply voltage.
2. GND (Pin 2): Ground pin. Connect to the ground plane.
3. EN (Pin 3): Enable pin. This pin enables or disables the switch. A high signal enables the device, while a low signal disables it.
4. NC (Pin 4): No connection. This pin can be left unconnected or grounded.
5. ILIM (Pin 5): Current limit setting pin. Connect a resistor from ILIM to GND to set the desired current limit.
6. OUT (Pin 6): Power output pin. Connect to the load.
The TPS2553QDBVRQ1 offers features such as adjustable current limiting, overcurrent protection, and thermal shutdown, making it suitable for robust power management solutions in automotive and other demanding environments.
Manufacturer
The manufacturer of the TPS2553QDBVRQ1 is Texas Instruments (TI). Texas Instruments is a global semiconductor design and manufacturing company that develops analog and embedded processing chips. They are one of the largest manufacturers of semiconductors worldwide and are well-known for their wide range of electronic components used in various applications, including industrial, automotive, personal electronics, and communications equipment. TI focuses on innovation and engineering excellence, providing solutions that enhance the performance and efficiency of electronic systems.
Application
The TPS2553QDBVRQ1 is a precision adjustable current-limited power distribution switch designed for use in automotive applications. Its primary application areas include USB port protection, automotive infotainment systems, and power management in industrial and consumer electronics. The device helps in protecting circuits from overcurrent or short-circuit conditions, making it suitable for scenarios where reliable power distribution and protection are critical. Its compact design and robust protection features make it ideal for space-constrained environments in automotive and other sensitive electronic systems.
Package
The TPS2553QDBVRQ1 is a current-limited power distribution switch from Texas Instruments. It comes in a SOT-23-6 package, which is a small, surface-mount package ideal for compact applications.
