Overview
The LMR16030PDDAR is a 60-V, 3-A SIMPLE SWITCHER step-down regulator produced by Texas Instruments. This device features an integrated high-side MOSFET and is designed for a wide range of applications, including industrial and automotive systems, due to its ability to handle input voltages from 4.3 V to 60 V. The regulator is optimized for high-speed, low-voltage operations and ultra-low quiescent current, making it suitable for battery-powered systems. It is available in an 8-pin HSOIC package with an exposed pad for low thermal resistance.
Key Specifications
| Parameter | Value |
|---|---|
| Input Voltage Range | 4.3 V to 60 V |
| Output Current (Continuous) | 3 A |
| Quiescent Current (Typical) | 40 µA |
| High-Side MOSFET Resistance | 155 mΩ |
| Switching Frequency Range | 200 kHz to 2.5 MHz |
| Operating Temperature Range | -40°C to 125°C |
| Package Type | 8-pin HSOIC with PowerPAD |
| Shutdown Current | 1 µA |
Key Features
- Wide input voltage range from 4.3 V to 60 V
- 3-A continuous output current
- Ultra-low 40-µA operating quiescent current and 1-µA shutdown current
- 155-mΩ high-side MOSFET for efficient switching
- Current mode control for robust operation against parameter variations and temperature changes
- Adjustable switching frequency from 200 kHz to 2.5 MHz and frequency synchronization to an external clock
- Internal compensation for ease of use, minimizing the need for external components
- Precision enable input for simplified regulator control and system power sequencing
- Built-in protection features including cycle-by-cycle current limit, thermal sensing, and output overvoltage protection
- High duty cycle operation supported
Applications
- Automotive systems: Suitable for power supplies in electronic control units, battery charging circuits, and other automotive applications
- Home automation: Can be used in smart lighting, temperature control systems, and other home automation devices
- Sensor and communication module powering: Provides reliable power delivery for sensors and communication modules in various applications
Q & A
- Q: What is the maximum output current of the LMR16030PDDAR?
A: The maximum output current is 3 A continuous - Q: What is the input voltage range of the LMR16030PDDAR?
A: The input voltage range is from 4.3 V to 60 V - Q: Does the LMR16030PDDAR have built-in protection features?
A: Yes, it includes overcurrent, overtemperature, and output overvoltage protection - Q: What is the quiescent current of the LMR16030PDDAR?
A: The quiescent current is 40 µA in operating mode and 1 µA in shutdown mode - Q: Can the switching frequency of the LMR16030PDDAR be adjusted?
A: Yes, the switching frequency can be adjusted from 200 kHz to 2.5 MHz and can be synchronized to an external clock - Q: What package type is the LMR16030PDDAR available in?
A: It is available in an 8-pin HSOIC package with PowerPAD - Q: What is the operating temperature range of the LMR16030PDDAR?
A: The operating temperature range is from -40°C to 125°C - Q: Does the LMR16030PDDAR require external compensation components?
A: No, it has internal compensation for ease of use, minimizing the need for external components - Q: Can the LMR16030PDDAR be used in battery-powered systems?
A: Yes, its ultra-low quiescent current makes it suitable for battery-powered systems - Q: What is the high-side MOSFET resistance of the LMR16030PDDAR?
A: The high-side MOSFET resistance is 155 mΩ
