Overview
The TPS2051BDGNR is an intelligent current-limited power switch from Texas Instruments, designed for power management and load protection applications. The device has won wide applications with its efficient current control, fast overcurrent response and compact packaging, and is suitable for portable devices, consumer electronics and industrial control systems.
Specifications
parameter | Numeric |
Input voltage range | 2.7V to 5.5V |
Output Current | Up to 1A |
Current limit accuracy | ±15% |
Overcurrent response time | Less than 2µs |
Quiescent current (Iq) | 100µA (typical) |
Package Type | MSOP-8 (DGNR) |
Operating temperature range | -40°C to +85°C |
Outstanding features of TPS2051BDGNR
Precise current limit
with ±15% current limit accuracy effectively prevents over-current damage and improves circuit stability.
Fast overcurrent response
With a response time of less than 2µs, it can quickly protect the circuit from sudden short circuits and overcurrent.
The low power design
has a typical quiescent current of only 100µA, which is very suitable for battery-powered devices and prolongs battery life.
Integrated multiple protection functions
Integrate over-current protection, over-temperature protection and under-voltage lockout functions to enhance the safety and reliability of the system.
Compact Package Design
The MSOP-8 package not only saves PCB space but also provides excellent heat dissipation performance, making it suitable for portable devices and high-density circuit design.
Application Areas
With its efficient power management capabilities and flexible configuration, the TPS2051BDGNR excels in the following areas:
USB Power Management :
Acts as a USB port protection switch to effectively prevent device damage caused by overcurrent and short circuit.
Portable devices :
Power management for smartphones, tablets, and other devices to optimize battery performance and improve device safety.
Industrial control :
Provide reliable load protection in industrial automation systems to ensure the continuity and safety of equipment operation.
Consumer electronics :
used for voltage regulation and protection of load power supplies in smart home devices and audio equipment.
Comparative Analysis: TPS2051BDGNR vs. Other Power Switches
Features/Specifications | TPS2051BDGNR | Market other power switches |
Input voltage range | 2.7V to 5.5V | Typically 3V to 5.5V |
Output current | Up to 1A | Fixed or less than 1A |
Current limit accuracy | ±15% | ±20% or less |
Overcurrent response time | Less than 2µs | Greater than 5µs |
Package form | MSOP-8 | Diverse (SOT-23, etc.) |
TPS2051BDGNR has significant advantages in response speed, low power consumption and compact design, especially in high-density and dynamic load scenarios.
Manufacturer introduction: Texas Instruments
Texas Instruments is a leading global semiconductor solutions provider dedicated to improving the performance of power management, analog signal processing and embedded systems through innovative products. The TPS2051BDGNR is another excellent product in the field of power management, which is widely used in consumer electronics and industrial equipment.
Why choose TPS2051BDGNR?
The TPS2051BDGNR is the designer’s first choice for power switching solutions with its excellent performance, efficient protection mechanism and compact design. Whether in portable equipment or industrial applications, it can provide stable power management and load protection to ensure the reliability and durability of the equipment.
FAQ
Q1: Does TPS2051BDGNR support USB power supply applications?
A: Yes, TPS2051BDGNR is designed for USB power management and can effectively protect port devices from overcurrent and short circuit damage. It has precise overcurrent protection function, which can ensure the safety and stability of USB ports during power supply and avoid the impact of power fluctuations on devices.
Q2: Can the current limit of TPS2051BDGNR be adjusted?
A: Dynamic adjustment is not supported. The current limit of TPS2051BDGNR is internally preset and suitable for load applications up to 1A. This current limit can effectively protect the connected devices from current damage caused by overload.
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Product Details: Win Source – TPS2051BDGNR
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