Overview
The TPS54616PWPR is a part of the SWIFT™ family of dc/dc regulators from Texas Instruments. This device is a low-input voltage, high-output current synchronous-buck PWM converter designed to integrate all required active components. It operates with an input voltage range of 3V to 6V and provides a continuous output current of up to 6A. The TPS54616PWPR is available in a thermally enhanced 28-pin HTSSOP (PWP) PowerPAD™ package, which helps in reducing board area and eliminating the need for bulky heatsinks.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Input Voltage Range | 3V to 6V | V |
| Output Current | Up to 6A | A |
| Output Voltage Options | 0.9V, 1.2V, 1.5V, 1.8V, 2.5V, 3.3V | V |
| Output Voltage Accuracy | 1.0% | % |
| PWM Frequency | Fixed: 350 kHz, 550 kHz; Adjustable: 280 kHz to 700 kHz | kHz |
| MOSFET Switches | 30-mΩ, 12-A Peak | mΩ, A |
| Operating Temperature Range | -40°C to 125°C | °C |
| Package Type | 28-pin HTSSOP (PWP) PowerPAD™ |
Key Features
- High-efficiency operation with 30-mΩ, 12-A peak MOSFET switches.
- Fixed output voltage options with 1.0% initial accuracy.
- Internally compensated for easy use and minimal component count.
- Fast transient response.
- Wide PWM frequency range: fixed at 350 kHz, 550 kHz, or adjustable from 280 kHz to 700 kHz.
- Load protection by peak current limit and thermal shutdown.
- Integrated solution reduces board area and total cost.
- Power good output useful for processor/logic reset, fault signaling, and supply sequencing.
- Internally and externally set slow-start circuit to limit in-rush currents.
Applications
The TPS54616PWPR is suitable for a variety of applications requiring high-efficiency, low-input voltage, and high-output current. These include:
- Digital power supplies in computing and networking equipment.
- Power supplies for embedded systems and industrial control systems.
- High-performance power supplies in medical devices and telecommunications equipment.
- Any application requiring efficient and reliable DC-DC conversion with minimal board space.
Q & A
- What is the input voltage range of the TPS54616PWPR?
The input voltage range is 3V to 6V.
- What is the maximum output current of the TPS54616PWPR?
The maximum output current is up to 6A.
- What are the available fixed output voltage options for the TPS54616PWPR?
The available fixed output voltage options are 0.9V, 1.2V, 1.5V, 1.8V, 2.5V, and 3.3V.
- What is the accuracy of the output voltage for the TPS54616PWPR?
The output voltage accuracy is 1.0%.
- What are the PWM frequency options for the TPS54616PWPR?
The PWM frequency can be fixed at 350 kHz or 550 kHz, or adjustable from 280 kHz to 700 kHz.
- What type of package does the TPS54616PWPR come in?
The device is available in a 28-pin HTSSOP (PWP) PowerPAD™ package.
- What is the operating temperature range of the TPS54616PWPR?
The operating temperature range is -40°C to 125°C.
- Does the TPS54616PWPR have built-in protection features?
Yes, it has peak current limit and thermal shutdown protection.
- What is the purpose of the power good output in the TPS54616PWPR?
The power good output is useful for processor/logic reset, fault signaling, and supply sequencing.
- How does the TPS54616PWPR manage in-rush currents during startup?
The device has an internally and externally set slow-start circuit to limit in-rush currents.
