SLASEP6B
September 2019 – December 2020
TPA6304-Q1
PRODUCTION DATA
1
Features
2
Applications
3
Description
4
Revision History
5
Pin Configuration and Functions
6
Specifications
6.1
Absolute Maximum Ratings
6.2
ESD Ratings
6.3
Recommended Operating Conditions
6.4
Thermal Information
6.5
Electrical Characteristics
6.6
Typical Characteristics
6.6.1
Bridge-Tied Load (BTL), BD
6.6.2
Parallel Bridge-Tied Load (PBTL)
6.6.3
Bridge-Tied Load (BTL), 1SPW
6.6.4
Bridge-Tied Load (BTL), 384 kHz, BD
6.6.5
Bridge-Tied Load (BTL), 384 kHz, 1SPW
7
Parameter measurement information
7
Detailed Description
7.1
Overview
7.2
Functional Block Diagram
7.3
Feature Description
7.3.1
Single-Ended Analog Inputs
7.3.2
Gain Control
7.3.3
Class-D Operation and Spread Spectrum Control
7.3.3.1
High Frequency Pulse Width Modulator (PWM)
7.3.3.2
Clock Synchronization
7.3.3.3
Spread Spectrum Control
7.3.4
Gate Drive
7.3.5
Power FETs
7.3.6
Load Diagnostics
7.3.6.1
DC Load Diagnostics
7.3.6.1.1
Automatic DC Load Diagnostics at Device Initialization
7.3.6.1.2
Automatic DC Load Diagnostics During Hi-Z to MUTE or PLAY Transition
7.3.6.1.3
Manual Start of DC Load Diagnostics
7.3.6.1.4
Short-to-Ground
7.3.6.1.5
Short-to-Power
7.3.6.1.6
Shorted Load and Open Load
7.3.6.1.7
Line Output Diagnostics
7.3.6.2
AC Load Diagnostics
7.3.6.2.1
Operating Principal
7.3.6.2.2
Stimulus
7.3.6.2.3
Load Impedance
7.3.6.2.4
Tweeter Detection
7.3.6.2.5
Operation
7.3.7
Power Supply
7.3.7.1
Power-Supply Sequence
7.3.7.1.1
Power-Up Sequence
7.3.7.1.2
Power-Down Sequence
7.3.8
Device Initialization and Power-On-Reset (POR)
7.3.9
Protection and Monitoring
7.3.9.1
Over Current Protection
7.3.9.2
DC Detect
7.3.9.3
Load Current Limit
7.3.9.4
Clip Detect
7.3.9.5
Temperature Protection and Monitoring
7.3.9.5.1
Over Temperature Shutdown (OTSD)
7.3.9.5.2
Over Temperature Warning (OTW)
7.3.9.5.3
Thermal Gain Foldback (TGFB)
7.3.9.6
Power Failures
7.3.9.7
Load Dump Protection
7.3.10
Hardware Control Pins
7.3.10.1
FAULT Pin
7.3.10.2
STANDBY Pin
7.3.10.3
GPIO Pins
7.3.10.4
WARNING
7.3.10.5
MUTE
7.4
Device Functional Modes
7.4.1
Internal Reporting Signals
7.4.1.1
Fault Signal
7.4.1.2
Warning Signal
7.4.1.3
Clip Detect Signal
7.4.2
Device States and Flags
7.4.2.1
Audio Channel States
7.4.2.1.1
PROTECTIVE SHUTDOWN with AUTO RECOVERY State
7.4.2.1.2
PROTECTIVE SHUTDOWN State
7.4.2.1.2.1
Clear Fault
7.4.2.2
Status and Memory Registers
7.4.2.2.1
Status Registers
7.4.2.2.2
Memory Registers
7.4.3
Fault Events
7.4.3.1
Overview
7.4.3.2
Power Fault Events
7.4.3.2.1
DVDD POR
7.4.3.2.2
VBAT Over Voltage Fault
7.4.3.2.3
VBAT Under Voltage Fault
7.4.3.2.4
PVDD Over Voltage Fault
7.4.3.2.5
PVDD Under Voltage Fault
7.4.3.2.6
GVDD Fault
7.4.3.3
Over Temperature Shut Down (OTSD) Event
7.4.3.4
Over Current Shut Down (OCSD) Event
7.4.3.5
DC Fault Event
7.4.3.6
Load Current Fault Event
7.4.3.7
Invalid Clock Fault Event
7.4.4
Warning Events
7.4.4.1
Overview
7.4.4.2
Over Temperature Warning Event
7.4.4.3
Thermal Gain Foldback Warning Event
7.4.4.4
Load Current Warning Event
7.4.4.5
Clip Warning Event
7.5
Programming
7.5.1
I2C Serial Communication Bus
7.5.1.1
I2C Address Selection
7.5.2
I2C Bus Protocol
7.5.2.1
Random Write
7.5.2.2
Sequential Write
7.5.2.3
Random Read
7.5.2.4
Sequential Read
7.6
Register Maps
7.6.1
Registers
8
Application Information Disclaimer
8.1
Application Information
8.1.1
AM Radio Avoidance
8.1.2
Parallel BTL Operation (PBTL)
8.1.3
Reconstruction Filter Design
8.1.4
Bootstrap Capacitors
8.1.5
Line Driver Applications
8.2
Typical Applications
8.2.1
BTL Application
8.2.1.1
Design Requirements
8.2.1.2
Detailed Hardware Design Procedure
8.2.2
PBTL Application
8.2.2.1
Detailed Hardware Design Procedure
9
Power Supply Recommendations
10
Layout
10.1
Layout Guidelines
10.1.1
Electrical Connection of Thermal Pad and Heat Sink
10.1.2
General Considerations
10.2
Layout Example
10.3
Thermal Considerations
11
Device and Documentation Support
11.1
Documentation Support
11.1.1
Related Documentation
11.2
Receiving Notification of Documentation Updates
11.3
Support Resources
11.4
Trademarks
11.5
Electrostatic Discharge Caution
11.6
Glossary
Package Options
Mechanical Data (Package|Pins)
DDV|44
MPDS169G
Thermal pad, mechanical data (Package|Pins)
DDV|44
PPTD369
Orderable Information
slasep6b_oa
slasep6b_pm
11.1
Documentation Support