Overview
The TPS2058AD, produced by Texas Instruments, is a high-performance power distribution switch designed for applications requiring robust current management and protection. This component is part of TI's extensive portfolio of power management solutions, targeting industries such as consumer electronics, industrial automation, and automotive systems. The TPS2058AD stands out for its ability to handle heavy capacitive loads and short circuits, making it a reliable choice for systems where power integrity is critical. Its compact SOP packaging and advanced features like thermal protection and current limiting ensure both safety and efficiency in demanding environments.
Key Specifications
| Parameter | Value | Unit | Notes |
|---|---|---|---|
| Input Voltage Range | 2.7 - 5.5 | V | Operational range |
| Continuous Current | 0.25 | A | Per channel |
| Current Limit | 0.5 | A | Short-circuit protection |
| On-Resistance | 80 | mΩ | High-side MOSFET |
| Operating Temperature | 0 - 125 | °C | Ambient range |
| Number of Switches | 4 | Independent channels | |
| Enable Logic | Active High | CMOS/TTL compatible | |
| Standby Current | 10 | μA | Maximum |
| Rise Time | 2.5 | ms | Typical |
| ESD Protection | Yes | Bidirectional |
Key Features
- High-side MOSFET switches with low on-resistance for efficient power distribution.
- Independent thermal and short-circuit protection for enhanced safety.
- CMOS- and TTL-compatible enable inputs for flexible integration.
- Undervoltage lockout to prevent operation below minimum voltage thresholds.
- Bidirectional switch functionality for versatile application scenarios.
Applications
The TPS2058AD is widely used in systems requiring reliable power management and protection. Its primary applications include USB power distribution, where it ensures safe and efficient power delivery to connected devices. In industrial automation, it safeguards sensitive equipment from overloads and short circuits. Additionally, it is employed in automotive electronics to manage power distribution in infotainment and control systems. Its robust design and advanced features make it suitable for consumer electronics, such as portable devices and home appliances, where power integrity is essential.
Q & A
1. What is the maximum input voltage for the TPS2058AD?
The maximum input voltage is 5.5V.
2. How many independent switches does the TPS2058AD have?
It has four independent switches.
3. What is the typical rise time of the TPS2058AD?
The typical rise time is 2.5ms.
4. Does the TPS2058AD support thermal protection?
Yes, it includes independent thermal protection for each switch.
5. What is the standby current of the TPS2058AD?
The maximum standby current is 10μA.
6. Is the TPS2058AD compatible with TTL logic?
Yes, its enable inputs are compatible with both CMOS and TTL logic.
7. What is the on-resistance of the high-side MOSFET?
The on-resistance is 80mΩ.
8. Can the TPS2058AD operate in automotive environments?
Yes, it is suitable for automotive applications due to its robust design.
9. Does the TPS2058AD include ESD protection?
Yes, it features bidirectional ESD protection.
10. What is the current limit for short-circuit protection?
The current limit is 0.5A.
