Overview
The TPSM82823SILR is a high-efficiency synchronous step-down DC/DC converter module designed by Texas Instruments. It is part of the TPSM8282x device family, which includes 1-A, 2-A, and 3-A step-down converters optimized for small solution size and high efficiency. These modules integrate a synchronous step-down converter and an inductor, simplifying design and reducing the need for external components, thus saving PCB area.
Key Specifications
| Parameter | Value |
|---|---|
| Package | TFDFN-10 (2x2.5 mm) |
| Pins | 10 |
| Operating Temperature Range (°C) | -40 to 125 |
| Input Voltage Range (V) | 2.4 to 5.5 |
| Output Voltage Range (V) | 0.6 to 4 (adjustable), fixed: 1.2, 1.8, 2.5, 3.3 |
| Quiescent Current (µA) | 4 |
| Switching Frequency (MHz) | 4 (nominal) |
| Efficiency | Up to 95% |
| Package Size (mm) | 2.0 x 2.5 x 1.1 |
Key Features
- 1.1-mm profile MicroSiP™ power module.
- CISPR 11 class B compliant.
- Up to 95% efficiency.
- Adjustable output voltage from 0.6 V to 4 V, with fixed output voltages available (1.2 V, 1.8 V, 2.5 V, and 3.3 V).
- 4-µA operating quiescent current.
- DCS-control topology for excellent load transient performance and accurate output voltage regulation.
- Power save mode option for high efficiency at light loads, and forced-PWM option for continuous conduction mode (CCM) operation.
- 100% duty cycle for lowest dropout.
- Hiccup short circuit protection and output discharge.
- Power good output with window comparator.
- Integrated soft start-up and overtemperature protection.
Applications
The TPSM82823SILR is suitable for a variety of applications where high efficiency, small form factor, and reliability are crucial. These include but are not limited to:
- Portable electronics such as smartphones, tablets, and laptops.
- Industrial control systems and automation equipment.
- Medical devices requiring high efficiency and compact design.
- Aerospace and defense applications where reliability and efficiency are paramount.
- IoT devices and other battery-powered systems where extending battery life is important.
Q & A
- What is the input voltage range of the TPSM82823SILR?
The input voltage range is from 2.4 V to 5.5 V.
- What are the available fixed output voltages for the TPSM82823SILR?
The fixed output voltages available are 1.2 V, 1.8 V, 2.5 V, and 3.3 V.
- What is the typical quiescent current of the TPSM82823SILR?
The typical quiescent current is 4 µA.
- Does the TPSM82823SILR support power save mode?
- What is the nominal switching frequency of the TPSM82823SILR?
The nominal switching frequency is 4 MHz.
- Does the TPSM82823SILR have integrated protection features?
- What is the package size of the TPSM82823SILR?
- Is the TPSM82823SILR compliant with any specific standards?
- Does the TPSM82823SILR support forced-PWM mode?
- What is the efficiency of the TPSM82823SILR?
