Overview
The TPS62130, produced by Texas Instruments, is a high-performance synchronous step-down DC-DC converter. It is part of the TPS6213x family, which is optimized for applications requiring high power density. This converter features the DCS-Control™ topology, offering high efficiency and fast transient response. The device is available in both adjustable and fixed output voltage versions and is packaged in a compact 3 mm × 3 mm, 16-pin VQFN package.
Key Specifications
| Parameter | Value |
|---|---|
| Input Voltage Range | 3 V to 17 V |
| Output Current | Up to 3 A |
| Output Voltage Range | Adjustable: 0.9 V to 6 V Fixed: Pre-set voltages |
| Package Type | 16-pin VQFN (3 mm × 3 mm) |
| Switching Frequency | Typically 2.5 MHz |
| Quiescent Current in Power Save Mode | Approximately 17 µA |
| Shutdown Current Consumption | Less than 2 µA |
| Power Good (PG) Pin | Open-drain output, requires pull-up resistor |
| Short Circuit Protection | Current limit reduction to 1.6 A |
| Overtemperature Protection | Thermal shutdown |
Key Features
- DCS-Control™ topology for high efficiency and fast transient response
- Programmable soft start and tracking configurations
- Seamless power save mode transition with high efficiency over the entire load range
- Selectable operating frequency
- Power-good output for start-up sequencing of multiple rails
- 100% duty cycle mode for low dropout operation
- Short circuit protection and overtemperature protection
- Pin-selectable output voltage (nominal, + 5%)
- Pin-to-pin compatible with the TPS62140 and TPS62150
Applications
The TPS62130 is ideally suited for a variety of applications, including those powered by Li-Ion or other batteries, as well as 12-V intermediate power rails. It is particularly useful in systems requiring high power density, such as:
- Battery-powered devices
- Automotive systems
- Industrial power supplies
- Consumer electronics
- Telecommunication equipment
Q & A
- What is the input voltage range of the TPS62130?
The input voltage range is from 3 V to 17 V. - What is the maximum output current of the TPS62130?
The maximum output current is up to 3 A. - How is the output voltage adjusted in the TPS62130?
The output voltage can be adjusted from 0.9 V to 6 V using a resistive divider for the adjustable version. - What is the quiescent current in power save mode?
The quiescent current in power save mode is approximately 17 µA. - Does the TPS62130 have built-in protection features?
Yes, it includes short circuit protection, overtemperature protection, and undervoltage lockout. - What is the purpose of the Power Good (PG) pin?
The PG pin is an open-drain output that indicates whether the output voltage has reached its appropriate level and can be used for start-up sequencing of multiple rails. - Can the TPS62130 operate in 100% duty cycle mode?
Yes, it can operate in 100% duty cycle mode for low dropout operation. - What is the package type and size of the TPS62130?
The TPS62130 is packaged in a 16-pin VQFN package measuring 3 mm × 3 mm. - Is the TPS62130 pin-to-pin compatible with other models?
Yes, it is pin-to-pin compatible with the TPS62140 and TPS62150. - What is the typical switching frequency of the TPS62130?
The typical switching frequency is 2.5 MHz.
