TPS65021RHATG4
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Texas Instruments TPS65021RHATG4

Manufacturer No:
TPS65021RHATG4
Manufacturer:
Texas Instruments
Package:
Tape & Reel (TR)
Description:
IC BAT PWR MGMT LI-ION 1C 40VQFN
Delivery:
Payment:
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Product Introduction

Overview

The TPS65021RHATG4 is an integrated power management IC (PMIC) designed by Texas Instruments. This device is tailored for applications powered by a single Li-Ion or Li-Polymer cell and requires multiple power rails. It is particularly suited for processor-based systems, providing efficient power management for core voltage, peripheral, I/O, and memory rails.

Key Specifications

ParameterSpecification
Package40-pin VQFN (RHA)
Pins40
Operating Temperature Range (°C)-40 to 85
Step-Down Converters3 (1.2-A for System Voltage, 1-A for Memory Voltage, 900-mA for Processor Core)
LDO Voltage Regulators2 × 200-mA General-Purpose LDO, 1 × 30-mA LDO for Real-Time Clock
I2C InterfaceCompatible with fast and standard mode I2C, up to 400 kHz
Quiescent Current85 µA
Thermal Shutdown ProtectionYes
Package Dimensions6-mm × 6-mm

Key Features

  • Three highly efficient step-down converters: 1.2-A for system voltage, 1-A for memory voltage, and 900-mA for processor core.
  • Two general-purpose 200-mA LDO voltage regulators and one 30-mA LDO for real-time clock.
  • Dynamic voltage management for processor core.
  • Preselectable LDO voltage using two digital input pins.
  • Externally adjustable reset delay time.
  • Battery backup functionality.
  • Separate enable pins for inductive converters.
  • I2C-compatible serial interface for dynamic voltage scaling, masking interrupts, and setting LDO output voltages.
  • Low-ripple PFM mode.
  • Thermal shutdown protection.

Applications

The TPS65021RHATG4 is designed for use in various processor-based systems that require multiple power rails, such as handheld devices, portable electronics, and other battery-powered applications. It is particularly useful in systems that need efficient power management to optimize battery life and performance.

Q & A

  1. What is the TPS65021RHATG4? The TPS65021RHATG4 is an integrated power management IC (PMIC) from Texas Instruments.
  2. What types of power converters does the TPS65021RHATG4 include? It includes three step-down converters and three LDO voltage regulators.
  3. What is the operating temperature range of the TPS65021RHATG4? The operating temperature range is -40°C to 85°C.
  4. What is the package type and pin count of the TPS65021RHATG4? It is packaged in a 40-pin VQFN (RHA) package.
  5. Does the TPS65021RHATG4 support I2C interface? Yes, it supports both fast and standard mode I2C up to 400 kHz.
  6. What is the quiescent current of the TPS65021RHATG4? The quiescent current is 85 µA.
  7. Does the TPS65021RHATG4 have thermal shutdown protection? Yes, it includes thermal shutdown protection.
  8. How can the LDO output voltages be set? The LDO output voltages can be set using two digital input pins (DEFLDO1 and DEFLDO2).
  9. What is the purpose of the dynamic voltage management feature? The dynamic voltage management feature is used to optimize the voltage supply for the processor core.
  10. Is the TPS65021RHATG4 suitable for battery-powered devices? Yes, it is designed for use in battery-powered devices and includes features like battery backup functionality.

Product Attributes

Function:Power Management
Battery Chemistry:Lithium Ion/Polymer
Number of Cells:1
Fault Protection:Over Temperature, Under Voltage
Interface:I²C
Operating Temperature:-40°C ~ 85°C (TA)
Mounting Type:Surface Mount
Package / Case:40-VFQFN Exposed Pad
Supplier Device Package:40-VQFN (6x6)
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Similar Products

Part Number TPS65021RHATG4 TPS65022RHATG4 TPS65020RHATG4
Manufacturer Texas Instruments Texas Instruments Texas Instruments
Product Status Discontinued at Digi-Key Discontinued at Digi-Key Discontinued at Digi-Key
Function Power Management Power Management Power Management
Battery Chemistry Lithium Ion/Polymer Lithium Ion/Polymer Lithium Ion/Polymer
Number of Cells 1 1 -
Fault Protection Over Temperature, Under Voltage Over Temperature, Under Voltage Over Temperature, Under Voltage
Interface I²C I²C I²C
Operating Temperature -40°C ~ 85°C (TA) -40°C ~ 85°C (TA) -40°C ~ 85°C (TA)
Mounting Type Surface Mount Surface Mount Surface Mount
Package / Case 40-VFQFN Exposed Pad 40-VFQFN Exposed Pad 40-VFQFN Exposed Pad
Supplier Device Package 40-VQFN (6x6) 40-VQFN (6x6) 40-VQFN (6x6)

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