Overview
The LMR23630DRRR, manufactured by Texas Instruments, is a high-performance synchronous buck converter belonging to the SIMPLE SWITCHER® series. Designed for power management applications, this integrated circuit (IC) is ideal for industrial and battery-powered systems requiring efficient voltage regulation. Its compact design, wide input voltage range, and advanced features make it a competitive choice in the DC-DC switching regulator market.
Key Specifications
| Parameter | Value | Unit | Notes |
|---|---|---|---|
| Input Voltage Range | 4 to 36 | V | |
| Output Voltage Range | 1 to 28 | V | Adjustable |
| Output Current | 3 | A | |
| Switching Frequency | 150k to 2.425M | Hz | |
| Quiescent Current | 75 | µA | |
| Shutdown Current | 2 | µA | |
| Operating Temperature | -40 to 125 | °C | |
| Package | 12-SON (3x3) | Surface Mount |
Key Features
- Wide input voltage range (4V to 36V) for versatile applications.
- Adjustable output voltage (1V to 28V) with 3A output current.
- Integrated synchronous rectification for high efficiency.
- Peak current mode control for simplified loop compensation.
- Ultra-low quiescent current (75µA) and shutdown current (2µA) for battery-powered systems.
- Internal loop compensation reduces external component count.
- Protection features include cycle-by-cycle current limiting, short-circuit protection, and thermal shutdown.
Applications
The LMR23630DRRR is widely used in industrial automation, consumer electronics, and automotive systems. Its ability to regulate power from unregulated sources makes it suitable for applications such as battery chargers, LED drivers, and point-of-load (POL) power supplies. The device's compact form factor and high efficiency also make it ideal for space-constrained designs.
Q & A
What is the input voltage range of the LMR23630DRRR?
The input voltage range is 4V to 36V.
What is the maximum output current?
The maximum output current is 3A.
Does it support adjustable output voltage?
Yes, the output voltage is adjustable from 1V to 28V.
What is the switching frequency range?
The switching frequency ranges from 150kHz to 2.425MHz.
Is it suitable for battery-powered systems?
Yes, its low quiescent current (75µA) and shutdown current (2µA) make it ideal for battery-powered applications.
What protection features are included?
It includes cycle-by-cycle current limiting, short-circuit protection, and thermal shutdown.
What is the operating temperature range?
The operating temperature range is -40°C to 125°C.
What package does it use?
It uses a 12-SON (3x3) surface-mount package.
Does it have internal loop compensation?
Yes, internal loop compensation minimizes external component count.
Can it synchronize with an external clock?
Yes, it supports synchronization with an external clock.
