Overview
The TPS2042DR, manufactured by Texas Instruments, is a high-side power distribution switch designed for USB applications. This dual-channel IC is part of the TPS2042 series and is specifically engineered to manage power distribution in systems with heavy capacitive loads and potential short circuits. It is widely used in consumer electronics, industrial automation, and automotive applications due to its robust performance and reliability. The TPS2042DR is particularly noted for its precise current limiting, thermal protection, and low standby current, making it a competitive choice for power management solutions.
Key Specifications
| Parameter | Value | Unit | Notes |
|---|---|---|---|
| Manufacturer | Texas Instruments | - | - |
| Product Category | Power Switch IC - Power Distribution | - | - |
| Type | High Side | - | - |
| Output Channels | 2 | - | - |
| Current Limit | 0.9 | A | - |
| Operating Voltage | 2.7 to 5.5 | V | - |
| Minimum Operating Temperature | -40 | °C | - |
| Maximum Operating Temperature | 85 | °C | - |
| Package | SOIC-8 | - | - |
| Factory Pack Quantity | 2500 | - | - |
Key Features
- Dual-channel high-side power distribution switch.
- Precise current limiting with a range of 0.75A to 1.25A.
- Integrated 70-mΩ N-channel MOSFET for efficient power management.
- Thermal protection and short-circuit protection for enhanced safety.
- Low standby current of 1µA (single) or 2µA (dual).
- Operates within a voltage range of 2.7V to 5.5V.
- UL certification for compliance with safety standards.
Applications
The TPS2042DR 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 provide robust protection against short circuits makes it suitable for power distribution in environments where reliability and safety are critical. Additionally, its low standby current and thermal protection features ensure efficient and safe operation in portable and battery-powered devices.
Q & A
What is the current limit of the TPS2042DR?
The current limit of the TPS2042DR is 0.9A.
What is the operating voltage range of the TPS2042DR?
The operating voltage range is 2.7V to 5.5V.
Does the TPS2042DR have thermal protection?
Yes, the TPS2042DR includes thermal protection to prevent damage from overheating.
What is the standby current of the TPS2042DR?
The standby current is 1µA for single-channel operation and 2µA for dual-channel operation.
What package does the TPS2042DR come in?
The TPS2042DR is available in an SOIC-8 package.
Is the TPS2042DR RoHS compliant?
Yes, the TPS2042DR is RoHS compliant.
What is the maximum operating temperature of the TPS2042DR?
The maximum operating temperature is 85°C.
Can the TPS2042DR handle short circuits?
Yes, the TPS2042DR has short-circuit protection to ensure safe operation.
What is the typical rise time of the TPS2042DR?
The typical rise time is 0.6ms.
Is the TPS2042DR suitable for USB applications?
Yes, the TPS2042DR is specifically designed for USB power management applications.
