Overview
The TPS2041BDBVT, manufactured by Texas Instruments, is a single-channel current-limited power distribution switch. This device is designed to manage power distribution in various electronic systems, particularly where heavy capacitive loads and short circuits are common. It operates within a voltage range of 2.7 V to 5.5 V and is suitable for applications requiring reliable and protected power switching.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Input Voltage Range | 2.7 to 5.5 | V |
| Continuous Output Current | 500 | mA |
| High-Side MOSFET Resistance | 70 | mΩ |
| Current Limit Accuracy | ±25% | |
| Operating Temperature Range | -40 to 85 | °C |
| Rise Time | 0.6 ms (typical) | |
| Fall Time | 0.05 to 0.5 ms | |
| Standby Supply Current | 1 μA (typical) | |
| Thermal Shutdown Threshold | 135 | °C |
| Package Type | SOT-23-5 |
Key Features
- 70-mΩ high-side MOSFET for low resistance and efficient power distribution.
- 500-mA continuous output current with accurate current limit (0.75 A minimum, 1.25 A maximum).
- Thermal and short-circuit protection to ensure device reliability.
- Undervoltage lockout to prevent operation below a specified voltage threshold.
- Deglitched fault report (OC) to provide clear fault indication without glitches during power-up.
- Low standby supply current of 1 μA.
- Operating temperature range from -40°C to 85°C.
- UL recognized for safety compliance.
Applications
The TPS2041BDBVT is ideal for applications involving heavy capacitive loads and short-circuit protection. Some common use cases include:
- USB power switching and protection.
- Power distribution in consumer electronics.
- Industrial control systems requiring robust power management.
- Automotive systems where reliable power distribution is critical.
Q & A
- What is the operating voltage range of the TPS2041BDBVT? The operating voltage range is from 2.7 V to 5.5 V.
- What is the continuous output current of the TPS2041BDBVT? The continuous output current is 500 mA.
- What type of protection does the TPS2041BDBVT offer? It offers thermal and short-circuit protection.
- What is the typical rise time of the TPS2041BDBVT? The typical rise time is 0.6 ms.
- What is the standby supply current of the TPS2041BDBVT? The standby supply current is 1 μA.
- What is the thermal shutdown threshold of the TPS2041BDBVT? The thermal shutdown threshold is 135°C.
- What is the package type of the TPS2041BDBVT? The package type is SOT-23-5.
- Is the TPS2041BDBVT UL recognized? Yes, it is UL recognized for safety compliance.
- What are some common applications of the TPS2041BDBVT? Common applications include USB power switching, consumer electronics, industrial control systems, and automotive systems.
- What is the accuracy of the current limit in the TPS2041BDBVT? The current limit accuracy is ±25%.
