Overview
The TPS2041BDR is a USB power switch produced by Texas Instruments, designed for power distribution applications. This IC is part of the TPS2041B series and is widely used in systems requiring efficient power management and protection. It is particularly suitable for applications involving heavy capacitive loads and short circuits. The device is available in an SOIC-8 package and is RoHS compliant, making it environmentally friendly. Its market positioning targets designers of consumer electronics, industrial automation, and automotive systems, offering a reliable and compact solution for power switching needs.
Key Specifications
| Parameter | Value | Unit | Notes |
|---|---|---|---|
| Manufacturer | Texas Instruments | - | - |
| Product Category | Power Switch IC - Power Distribution | - | - |
| Type | USB Switch | - | - |
| Output Current | 500 | mA | Continuous |
| Current Limit | 1.25 | A | ±25% accuracy |
| On-Resistance (Max) | 135 | mΩ | - |
| Rise Time (Max) | 3 | ms | - |
| Fall Time (Max) | 10 | ms | - |
| Operating Voltage | 2.7 to 5.5 | V | - |
| Operating Temperature | -40 to +85 | °C | - |
| Package | SOIC-8 | - | - |
| Power Dissipation | 585.82 | mW | - |
Key Features
- Integrated 70-mΩ N-channel MOSFET for efficient power switching.
- Precise current limiting with ±25% accuracy, ensuring safe operation.
- Thermal and short-circuit protection to prevent damage under fault conditions.
- Low standby current (1 µA), making it suitable for power-sensitive applications.
- Fast rise time (0.6 ms typical) for quick response in dynamic load scenarios.
- UL certification ensures compliance with safety standards.
Applications
The TPS2041BDR is ideal for a variety of applications, including USB power management in consumer electronics, industrial automation systems, and automotive electronics. Its ability to handle heavy capacitive loads and short circuits makes it a reliable choice for power distribution in environments where robustness and efficiency are critical. Additionally, its compact SOIC-8 package and low power consumption make it suitable for space-constrained designs.
Q & A
1. What is the maximum output current of the TPS2041BDR?
The maximum continuous output current is 500 mA.
2. What is the operating voltage range of the TPS2041BDR?
The operating voltage range is 2.7 V to 5.5 V.
3. Does the TPS2041BDR support thermal protection?
Yes, it includes thermal protection to prevent damage from overheating.
4. What is the typical rise time of the TPS2041BDR?
The typical rise time is 0.6 ms.
5. Is the TPS2041BDR RoHS compliant?
Yes, it is RoHS compliant.
6. What package does the TPS2041BDR come in?
It is available in an SOIC-8 package.
7. What is the maximum power dissipation of the TPS2041BDR?
The maximum power dissipation is 585.82 mW.
8. Does the TPS2041BDR have short-circuit protection?
Yes, it includes short-circuit protection.
9. What is the standby current of the TPS2041BDR?
The standby current is typically 1 µA.
10. Is the TPS2041BDR suitable for automotive applications?
Yes, its robust design and thermal protection make it suitable for automotive electronics.
