Overview
The TPS259460ARPWR from Texas Instruments is a highly advanced power-management solution designed to provide intelligent current limiting and protection capabilities for various applications. This device is an ideal choice for designers looking to enhance their power distribution systems with robust features such as adjustable current limit settings, reverse-current blocking, and accurate monitoring. It operates in challenging environments while ensuring high reliability and performance, making it suitable for a wide range of industrial, telecommunications, and consumer applications.
Key Specifications
| Parameter | Description | Value |
|---|---|---|
| Input Voltage Range | Operating input voltage range | 2.7 V to 23 V (28 V absolute maximum) |
| Current Rating | Maximum output current | 5.5 A |
| On-Resistance | Typical on-resistance of the integrated FETs | 28.3 mΩ |
| Package Type | Package and dimensions | 10-Pin HotRod QFN (2 mm × 2 mm) |
| Operating Temperature Range | Junction temperature range | -40°C to 125°C |
| Current Limit Adjustment | Adjustable current limit range | 0.5 A to 6 A |
| Thermal Protection | Thermal shutdown threshold | 154°C (with 10°C hysteresis) |
| Overvoltage Protection | Overvoltage lockout response time | 1.2 µs (typ.) |
Key Features
- Wide Input Voltage Range: Operates from 2.7 V to 23 V with a 28 V absolute maximum
- Adjustable Current Limiting: Settable from 0.5 A to 6 A
- Integrated Power FET: Reduces external component count with low on-resistance FETs
- Reverse Current Blocking: Protects against back-feed conditions during OFF state
- Built-in Thermal Protection: Prevents overheating with thermal shutdown at 154°C
- Low Quiescent Current: Enhances overall system efficiency
- Fast Response Time: Quickly reacts to overloads and faults with response times as low as 500 ns
- Vin and Vout Monitoring: Offers real-time status for enhanced diagnostics
- Adjustable Output Slew Rate Control: Adjustable using a single external capacitor
- Digital Indication Options: Includes Power Good, Supply Good, and Fault indications
Applications
- Power Distribution Networks: Ideal for managing power in complex networks
- Industrial Automation Systems: Suitable for robust industrial environments
- Telecommunications Equipment: Enhances reliability in telecom systems
- Consumer Electronics: Used in various consumer electronic devices
- Battery Management Systems: Protects and manages battery systems effectively
- LED Lighting Applications: Optimized for LED lighting systems
- Data Centers and Cloud Computing Infrastructure: Ensures reliable power management in data centers
- Robotics and Automation Systems: Suitable for robotic and automation systems
Q & A
- What is the maximum input voltage for the TPS259460ARPWR?
The maximum input voltage is 23 V with a 28 V absolute maximum.
- Can the current limit be adjusted on the TPS259460ARPWR?
Yes, the current limit is adjustable from 0.5 A to 6 A.
- Does the device provide reverse current protection?
Yes, it features integrated reverse-current blocking.
- What are the thermal protection features of this model?
The TPS259460ARPWR includes built-in thermal protection with a thermal shutdown threshold at 154°C.
- What is the operating temperature range?
The operating temperature range is -40°C to 125°C.
- How does the device respond to overcurrent conditions?
The device responds by actively limiting the current and can be set for fast-trip response for short-circuit protection.
- Can the output slew rate be adjusted?
Yes, the output slew rate can be adjusted using a single external capacitor.
- What digital indication options are available?
The device offers Power Good, Supply Good, and Fault indications.
- Is the device certified for safety standards?
Yes, it is UL 2367 recognized and IEC 62368-1 CB certified.
- What is the package type and dimensions?
The device is packaged in a 10-Pin HotRod QFN with dimensions of 2 mm × 2 mm.
