Description
The Texas Instruments TPS62147RGXR is a high-efficiency synchronous step-down DC-DC converter that provides a versatile power management solution for various applications. This device offers a wide input voltage range of 3V to 17V, adjustable output voltage from 0.8V to 12V, and a maximum current of 2A.
The TPS62147RGXR features precise ENABLE input control, allowing for user-defined undervoltage lockout and exact sequencing. It also includes automatic efficiency enhancement (AEE), DC/DC control topology, active output discharge, hiccup overcurrent protection, and power-good output.
This converter is suitable for battery-powered applications, portable devices, and industrial systems, such as smartphones, tablets, wireless routers, smart meters, and industrial automation systems. Its compact 2-mm × 3-mm VQFN package makes it an ideal choice for space-constrained designs.
Features
Based on the product information provided, the features of the TPS62147RGXR are:
- Output voltage accuracy ±1% over specified TJ range (PWM mode)
- Input voltage range: 3V to 17V
- Quiescent current: 18-µA typical
- Output voltage from 0.8V to 12V
- Adjustable soft start
- Forced PWM or PWM/PFM operation
- Switching frequency of 1.25 MHz or 2.5 MHz in forced PWM
- Precise ENABLE input allows user-defined undervoltage lockout and exact sequencing
- 100% duty cycle mode
- Automatic efficiency enhancement (AEE)
- DCS-Control topology
- Active output discharge (TPS62148)
- HICCUP overcurrent protection (TPS62147)
- Power-good output
Package
The package type of TPS62147RGXR is VQFN-HR (RGX)-11.
Pinout
The TPS62147RGXR has an 11-pin VQFN-HR package. The pins are:
- GND (Ground)
- VIN (Input voltage)
- EN (Enable input)
- PFM (Pulse Frequency Modulation output)
- PG (Power-good output)
- SS (Soft-start output)
- SDA (Soft-start input)
- DCS (DCS-Control input)
- HICCUP (HICCUP overcurrent protection output)
- TP (Temperature sensor output)
- VCC (Internal voltage)
The pin functions are:
- GND: Ground reference
- VIN: Input voltage for the converter
- EN: Enable input to control the converter's operation
- PFM: Pulse frequency modulation output for monitoring the converter's operation
- PG: Power-good output indicating when the output voltage is within regulation
- SS: Soft-start output for controlling the converter's startup sequence
- SDA: Soft-start input for configuring the soft-start sequence
- DCS: DCS-Control input for configuring the converter's operation
- HICCUP: HICCUP overcurrent protection output indicating an overcurrent condition
- TP: Temperature sensor output for monitoring the converter's temperature
- VCC: Internal voltage for powering internal circuitry
Manufacturer
The manufacturer of the TPS62147RGXR is Texas Instruments (TI). Texas Instruments is a leading semiconductor company that designs, manufactures, tests, and sells semiconductors and related technologies. The company was founded in 1930 and is headquartered in Dallas, Texas, USA. TI is a well-known brand in the electronics industry, offering a wide range of products including microcontrollers, analog and digital integrated circuits, sensors, and other semiconductor components.
Applications
According to the product description, the application areas of TPS62147RGXR include:
- Battery-powered applications
- Portable devices
- Industrial systems
- Smartphones
- Tablets
- Wireless routers
- Networking equipment
- Battery-powered sensors
- Smart meters
- Industrial automation systems
Equivalent
The equivalent products of TPS62147RGXR are:
- TPS62148RGXR
- TPS62149RGXR
- LMZ21402
- NCP1402
- ISL8011S
These converters offer similar features, such as high-efficiency synchronous step-down conversion, adjustable output voltage, and low quiescent current.
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