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TPS65214 Power Management IC with 3 BUCKs and 2 LDOs for Industrial Applications
SLVSHK7
March 2025
TPS65214
ADVANCE INFORMATION
CONTENTS
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TPS65214 Power Management IC with 3 BUCKs and 2 LDOs for Industrial Applications
1
1
Features
2
Applications
3
Description
4
Pin Configuration and Functions
5
Specifications
5.1
Absolute Maximum Ratings
5.2
ESD Ratings
5.3
Recommended Operating Conditions
5.4
Thermal Information
5.5
BUCK1 Converter
5.6
BUCK2, BUCK3 Converter
5.7
General Purpose LDOs (LDO1, LDO2)
6
Detailed Description
6.1
Overview
6.2
Functional Block Diagram
6.3
Feature Description
6.3.1
Power-Up Sequencing
6.3.2
Power-Down Sequencing
6.3.3
Push Button and Enable Input (EN/PB/VSENSE)
6.3.4
OFF-Request by I2C Command
6.3.5
First Supply Detection (FSD)
6.3.6
Input Voltage Slew Rate With Automatic Power-up
6.3.7
Buck Converters (Buck1, Buck2, and Buck3)
6.3.8
Linear Regulators (LDO1 and LDO2)
6.3.9
Reset to SoC (nRSTOUT)
6.3.10
Interrupt Pin (nINT)
6.3.11
PWM/PFM and Low Power Modes (MODE/STBY)
6.3.12
General Purpose Input/Output and Voltage Select Pin (GPIO/VSEL)
6.3.13
General Purpose Output and nWAKEUP (GPO/nWAKEUP)
6.3.14
RESET-Request by I2C Command
6.3.15
Register Access Control
6.3.16
I2C-Compatible Interface
6.3.16.1
Data Validity
6.3.16.2
Start and Stop Conditions
6.3.16.3
Transferring Data
6.4
Device Functional Modes
6.4.1
Modes of Operation
6.4.1.1
OFF State
6.4.1.2
INITIALIZE State
6.4.1.3
ACTIVE State
6.4.1.4
STBY State
6.4.1.5
SLEEP State
44
6.4.1.6
Fault Handling
6.5
User Registers
6.6
Device Registers
7
Application and Implementation
7.1
Application Information
7.2
Typical Application
7.2.1
Typical Application Example
7.2.2
Design Requirements
7.2.3
Detailed Design Procedure
7.2.3.1
Buck1, Buck2, Buck3 Design Procedure
7.2.3.2
LDO1, LDO2 Design Procedure
7.2.3.3
VSYS, VDD1P8
7.2.3.4
Digital Signals Design Procedure
7.3
Power Supply Recommendations
7.4
Layout
7.4.1
Layout Guidelines
7.4.2
Layout Example
8
Device and Documentation Support
8.1
Device Support
8.2
Documentation Support
8.2.1
Related Documentation
8.3
Receiving Notification of Documentation Updates
8.4
Support Resources
8.5
Trademarks
8.6
Electrostatic Discharge Caution
8.7
Glossary
9
Revision History
10
Mechanical, Packaging, and Orderable Information
10.1
Package Option Addendum
10.2
Tape and Reel Information
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Data Sheet
TPS65214
Power Management IC with 3 BUCKs and 2 LDOs for Industrial Applications
1
Features
3
buck converters at up to
2.3MHz
switching frequency:
1× VIN:
2.5V - 5.5V
; I
OUT
:
2A
; V
OUT
0.6V - 3.4V
2× VIN:
2.5V - 5.5V
; I
OUT
:
1A
; V
OUT
0.6V - 3.4V
2
linear regulators:
1× VIN:
1.4V - 5.5V
; I
OUT
:
300mA
; V
OUT
:
0.6V - 3.3V
(configurable as load switch)
1× VIN:
1.4V - 5.5V
; I
OUT
:
500mA
; V
OUT
:
0.6V - 3.3V
(configurable as load switch)
Dynamic voltage scaling on all
3
buck converters
Low IQ/PFM, PWM-mode (
quasi-fixed
frequency)
Programmable power sequencing and default voltages
I
2
C interface, supporting standard, fast-mode and fast-mode+
3 multi-function-pins
One-time programmable (OTP) non-volatile memory (
NVM
)
2
Applications
Low power industrial MPUs such as
AM62L
Low power industrial MCUs such as
AM261
Appliances
Building security
EV charging infrastructure
Fire safety system
HMI
HVAC
Industrial PC
Optical module
Patient monitoring and diagnostics
PLC
Smart meter
Test and Measurement
Video surveillance
