Изображения являются только для ссылки
Спецификации
| Атрибут | Ценность |
| Package / Case | Tape & Reel (TR),Cut Tape (CT),Bulk |
| Series | Automotive, AEC-Q100 |
| Part Status | Not For New Designs |
| Switch Type | General Purpose |
| Number of Outputs | 1 |
| Ratio - Input: Output | 1:1 |
| Output Configuration | High Side |
| Output Type | N-Channel |
| Interface | On/Off |
| Voltage - Load | 2.5V ~ 6.5V |
| Voltage - Supply (Vcc/Vdd) | Not Required |
| Current - Output (Max) | 1.1A |
| Rds On (Typ) | 85mOhm |
| Input Type | Non-Inverting |
| Features | Slew Rate Controlled |
| Fault Protection | Current Limiting (Adjustable), Over Temperature, UVLO |
| Operating Temperature | -40°C ~ 150°C (TJ) |
| Mounting Type | Surface Mount |
| Supplier Device Package | SOT-23-6 |
Обзор
Description
The TPS2551QDBVRQ1 is a power distribution switch from Texas Instruments, designed for automotive applications. It is part of the TPS255x family, offering robust protection and control for power distribution systems. The device is housed in a small SOT-23 package, which is suitable for space-constrained designs.
Key features include:
- Current Limiting: Adjustable current limit settings help prevent damage due to overcurrent or short-circuit conditions.
- Over-temperature Protection: The switch will shut down if the temperature exceeds a safe operating threshold, preventing damage from overheating.
- Reverse Current Blocking: Protects the system by preventing current from flowing back into the power source.
- Wide Input Voltage Range: Supports operation from 2.5V to 6.5V, suitable for a variety of applications.
- Low On-Resistance: Ensures efficient power delivery with minimal power loss.
- Fault Reporting: Provides a fault signal for system diagnostics and monitoring.
Designed with automotive standards in mind, the TPS2551QDBVRQ1 is AEC-Q100 qualified, ensuring high reliability and performance in challenging environments. It's ideal for automotive power distribution, infotainment systems, and other high-reliability applications.
Key features include:
- Current Limiting: Adjustable current limit settings help prevent damage due to overcurrent or short-circuit conditions.
- Over-temperature Protection: The switch will shut down if the temperature exceeds a safe operating threshold, preventing damage from overheating.
- Reverse Current Blocking: Protects the system by preventing current from flowing back into the power source.
- Wide Input Voltage Range: Supports operation from 2.5V to 6.5V, suitable for a variety of applications.
- Low On-Resistance: Ensures efficient power delivery with minimal power loss.
- Fault Reporting: Provides a fault signal for system diagnostics and monitoring.
Designed with automotive standards in mind, the TPS2551QDBVRQ1 is AEC-Q100 qualified, ensuring high reliability and performance in challenging environments. It's ideal for automotive power distribution, infotainment systems, and other high-reliability applications.
Equivalent
The TPS2551QDBVRQ1 is an adjustable current-limited power-distribution switch from Texas Instruments. Equivalent products include:
1. Micrel MIC2005/6
2. STMicroelectronics ST2045 and ST2047
3. ON Semiconductor NIS5135
4. Fairchild Semiconductor FPF2000/2001
These alternatives offer similar current limiting and protection features. Specifications should be cross-verified to ensure compatibility with your specific application requirements.
1. Micrel MIC2005/6
2. STMicroelectronics ST2045 and ST2047
3. ON Semiconductor NIS5135
4. Fairchild Semiconductor FPF2000/2001
These alternatives offer similar current limiting and protection features. Specifications should be cross-verified to ensure compatibility with your specific application requirements.
Features
The TPS2551QDBVRQ1 is an adjustable current-limited power distribution switch designed for automotive applications. It features an input voltage range of 2.5 V to 6.5 V, making it suitable for USB and other high-side switch applications. The device offers an adjustable current limit, which can be set using an external resistor, allowing flexibility in various applications. It provides fast short-circuit response time and built-in overcurrent, overtemperature, and reverse current protection to ensure system safety. The switch also includes an enable pin for control, a fault indicator output for diagnostics, and a low on-resistance to minimize voltage drop and power dissipation. It is offered in a compact SOT-23-6 package, which is ideal for space-constrained environments. The TPS2551QDBVRQ1 is AEC-Q100 qualified, ensuring reliability and performance in automotive environments.
Pinout
The TPS2551QDBVRQ1 is an automotive-qualified power distribution switch from Texas Instruments. It comes in a SOT-23-6 package, which means it has 6 pins. The main function of this device is to provide current-limiting and over-current protection for power distribution applications, particularly in USB ports and similar applications.
Here is a concise description of the pin functions:
1. IN: Input power pin where the supply voltage is connected.
2. GND: Ground pin for circuit reference.
3. EN: Enable pin used to turn the device on or off.
4. NC: No connection, often used for mechanical stability.
5. OUT: Output pin where the load is connected.
6. ILIM: Current limit adjustment pin that allows setting the desired current limit threshold.
These features make the TPS2551QDBVRQ1 suitable for applications requiring robust protection and controlled power distribution.
Here is a concise description of the pin functions:
1. IN: Input power pin where the supply voltage is connected.
2. GND: Ground pin for circuit reference.
3. EN: Enable pin used to turn the device on or off.
4. NC: No connection, often used for mechanical stability.
5. OUT: Output pin where the load is connected.
6. ILIM: Current limit adjustment pin that allows setting the desired current limit threshold.
These features make the TPS2551QDBVRQ1 suitable for applications requiring robust protection and controlled power distribution.
Manufacturer
The TPS2551QDBVRQ1 is manufactured by Texas Instruments (TI). Texas Instruments is a global semiconductor company that designs and manufactures a wide range of electronic components and integrated circuits. Known for its innovation in the electronics industry, TI produces products used in various applications, including automotive, industrial, consumer electronics, and communication equipment. The company places a strong emphasis on research and development to drive technological advancements and improve the efficiency and performance of its products.
Application
The TPS2551QDBVRQ1 is a power-distribution switch designed for a variety of automotive and industrial applications. Its primary application areas include power management systems in automotive electronics, such as infotainment systems, control modules, and body electronics. It is also used in consumer electronics for USB power distribution and overcurrent protection. Additionally, it is suitable for industrial control systems, battery-powered devices, and any application requiring circuit protection and load switching. The device is valued for its robust protection features, including overcurrent, overtemperature, and short-circuit protection, making it ideal for environments where reliability and safety are critical.
Package
The TPS2551QDBVRQ1 is packaged in a SOT-23-6 (Small Outline Transistor) package.
