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TPS2045PG4
Product Overview
The TPS2045PG4 belongs to the category of power distribution switches and is commonly used in electronic devices to control the distribution of power to various components. Its characteristics include overcurrent protection, low on-state resistance, and thermal shutdown features. The package type for TPS2045PG4 is a 8-pin HTSSOP, and it is available in tape and reel packaging with a quantity of 2500 units per reel.
Specifications
- Input Voltage Range: 2.7V to 5.5V
- On-State Resistance: 22mΩ (typical)
- Overcurrent Limit: 2.6A (minimum)
- Operating Temperature Range: -40°C to 85°C
Detailed Pin Configuration
- EN (Enable)
- IN (Input)
- GND (Ground)
- OUT (Output)
- FLT (Fault)
- ILIM (Current Limit)
- NC (No Connection)
- VIN (Voltage Input)
Functional Features
The TPS2045PG4 provides overcurrent protection, controlled rise time, and thermal shutdown. It also offers reverse current blocking when the switch is disabled.
Advantages and Disadvantages
Advantages
- Overcurrent protection enhances system reliability.
- Low on-state resistance minimizes power loss.
- Thermal shutdown feature prevents damage due to overheating.
Disadvantages
- Limited input voltage range may not be suitable for all applications.
- The 8-pin package may not be compatible with space-constrained designs.
Working Principles
The TPS2045PG4 operates by monitoring the current flow through the switch and activating the overcurrent protection mechanism when the limit is exceeded. The thermal shutdown feature ensures that the device remains within safe operating temperatures.
Detailed Application Field Plans
The TPS2045PG4 is commonly used in portable electronic devices such as smartphones, tablets, and portable media players. It is also suitable for USB-powered devices, battery-powered equipment, and other portable consumer electronics.
Detailed and Complete Alternative Models
- TPS2041
- TPS2042
- TPS2046
In conclusion, the TPS2045PG4 is a versatile power distribution switch with overcurrent protection and thermal shutdown features, making it an ideal choice for a wide range of portable electronic devices.
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Enumere 10 preguntas y respuestas comunes relacionadas con la aplicación de TPS2045PG4 en soluciones técnicas
Sure, here are 10 common questions and answers related to the application of TPS2045PG4:
What is TPS2045PG4?
- TPS2045PG4 is a precision adjustable current-limiting power-distribution switch.
What is the typical input voltage range for TPS2045PG4?
- The typical input voltage range for TPS2045PG4 is 2.7V to 5.5V.
What is the maximum continuous current that TPS2045PG4 can handle?
- TPS2045PG4 can handle a maximum continuous current of 500mA.
What is the typical quiescent current of TPS2045PG4?
- The typical quiescent current of TPS2045PG4 is 20µA.
What is the purpose of the overcurrent protection feature in TPS2045PG4?
- The overcurrent protection feature in TPS2045PG4 helps prevent damage to the device and the load by limiting the output current during fault conditions.
Can TPS2045PG4 be used in battery-powered applications?
- Yes, TPS2045PG4 can be used in battery-powered applications due to its low quiescent current and wide input voltage range.
What is the typical operating temperature range for TPS2045PG4?
- The typical operating temperature range for TPS2045PG4 is -40°C to 85°C.
How does TPS2045PG4 help in hot-swapping applications?
- TPS2045PG4 provides controlled turn-on and turn-off ramp rates, making it suitable for hot-swapping applications to minimize inrush current.
What are the key features of TPS2045PG4?
- The key features of TPS2045PG4 include adjustable current limit, reverse-current blocking, and thermal shutdown protection.
In what type of technical solutions is TPS2045PG4 commonly used?
- TPS2045PG4 is commonly used in USB ports, portable and battery-powered devices, and hot-swappable applications where overcurrent protection and power distribution are required.