Overview
The Texas Instruments LMR16006XDDCR is a SIMPLE SWITCHER® PWM DC/DC buck (step-down) regulator designed for a wide range of applications. This regulator features a broad input voltage range of 4 V to 60 V, making it suitable for various industrial, automotive, and battery-powered systems. It is optimized for up to 600 mA load currents and offers low standby and shutdown currents, enhancing battery life in portable devices. The LMR16006XDDCR is available in a compact SOT-6L package, contributing to a small overall solution size.
Key Specifications
| Parameter | Min | Typ | Max | Unit |
|---|---|---|---|---|
| Input Voltage Range | 4 | - | 60 | V |
| Output Current | - | - | 600 | mA |
| Feedback Voltage (VFB) | 0.747 | 0.765 | 0.782 | V |
| Switching Frequency (LMR16006X) | 595 | 700 | 805 | kHz |
| Switching Frequency (LMR16006Y) | 1785 | 2100 | 2415 | kHz |
| Shutdown Current | - | - | 1 | µA |
| Thermal Shutdown Threshold | - | 170 | - | °C |
| Package | - | - | SOT-6L | - |
Key Features
- Wide input voltage range of 4 V to 60 V, making it versatile for various applications.
- High duty cycle operation supported.
- Low standby current of 28 µA in ECO mode and ultra-low 1 µA shutdown current to prolong battery life.
- Internal soft-start and compensation circuits to minimize external components.
- Built-in protection features including pulse-by-pulse current limit, thermal sensing, and shutdown due to excessive power dissipation.
- Compact SOT-6L package for a small overall solution size.
- Fixed switching frequencies of 0.7 MHz (X version) and 2.1 MHz (Y version) to allow the use of small external components while maintaining low output ripple voltage.
Applications
- Industrial distributed power systems.
- Automotive systems.
- Battery-powered equipment.
- Portable handheld instruments.
- Portable media players.
Q & A
- What is the input voltage range of the LMR16006XDDCR?
The input voltage range is from 4 V to 60 V.
- What is the maximum output current of the LMR16006XDDCR?
The maximum output current is up to 600 mA.
- What is the typical feedback voltage (VFB) of the LMR16006XDDCR?
The typical feedback voltage is 0.765 V.
- What are the switching frequencies for the LMR16006X and LMR16006Y versions?
The LMR16006X version operates at 0.7 MHz, and the LMR16006Y version operates at 2.1 MHz.
- What is the shutdown current of the LMR16006XDDCR?
The shutdown current is 1 µA.
- What are the built-in protection features of the LMR16006XDDCR?
The device includes pulse-by-pulse current limit, thermal sensing, and shutdown due to excessive power dissipation.
- What is the thermal shutdown threshold of the LMR16006XDDCR?
The thermal shutdown threshold is 170°C.
- In what package is the LMR16006XDDCR available?
The device is available in a SOT-6L package.
- What are some typical applications of the LMR16006XDDCR?
Typical applications include industrial distributed power systems, automotive systems, battery-powered equipment, portable handheld instruments, and portable media players.
- How does the LMR16006XDDCR help in minimizing external components?
The device has internal soft-start and compensation circuits, which help in minimizing the need for external components.
