SLVSEK4C
July 2019 – February 2020
TPS63810
,
TPS63811
PRODUCTION DATA.
1
Features
2
Applications
3
Description
Device Images
Simplified Schematic
Efficiency versus Output Current
4
Revision History
5
Device Comparison Table
6
Pin Configuration and Functions
BGA Package (YFF) Pin Functions
7
Specifications
7.1
Absolute Maximum Ratings
7.2
ESD Ratings
7.3
Recommended Operating Conditions
7.4
Thermal Information
7.5
Electrical Characteristics
7.6
Timing Requirements
7.7
Switching Characteristics
7.8
Typical Characteristics
8
Detailed Description
8.1
Overview
8.2
Functional Block Diagram
8.3
Feature Description
8.3.1
Control Scheme
8.3.1.1
Buck Operation
8.3.1.2
Boost Operation
8.3.1.3
Buck-Boost Operation
8.3.2
Control Scheme
8.3.3
Power-Save Mode Operation (PSM)
8.3.4
Forced-PWM Operation (FPWM)
8.3.5
Ramp-PWM Operation (RPWM)
8.3.6
Device Enable (EN)
8.3.7
Undervoltage Lockout (UVLO)
8.3.8
Soft Start
8.3.9
Output Voltage Control
8.3.9.1
Dynamic Voltage Scaling
8.3.10
Protection Functions
8.3.10.1
Input Voltage Protection (IVP)
8.3.10.2
Current Limit Mode and Overcurrent Protection
8.3.10.3
Thermal Shutdown
8.3.11
Power Good
8.3.12
Load Disconnect
8.3.13
Output Discharge
8.4
Device Functional Modes
8.5
Programming
8.5.1
Serial Interface Description
8.5.2
Standard-, Fast-, and Fast-Mode Plus Protocol
8.5.3
I2C Update Sequence
8.6
Register Map
8.6.1
Register Description
8.6.1.1
Register Map
8.6.1.2
Register CONTROL (Slave address: 0b1110101; Register address: 0x01; Default: 0x00 or 0x20)
Table 3.
Register CONTROL Field Descriptions
8.6.1.3
Register STATUS (Slave address: 0b1110101; Register address: 0x02; Default: 0x00)
Table 4.
Register STATUS Field Descriptions
8.6.1.4
Register DEVID (Slave address: 0b1110101; Register address: 0x03; Default: 0x04)
Table 5.
Register DEVID Field Descriptions
8.6.1.5
Register VOUT1 (Slave address: 0b1110101; Register address: 0x04; Default: 0x3C)
Table 6.
Register VOUT1 Field Descriptions
8.6.1.6
Register VOUT2 (Slave address: 0b1110101; Register address: 0x05; Default: 0x42)
Table 7.
Register VOUT2 Field Descriptions
9
Application and Implementation
9.1
Application Information
9.2
Typical Applications
9.2.1
1.8-V to 5.2-V Output Smartphone Power Supply
9.2.1.1
Design Requirements
9.2.1.2
Detailed Design Procedure
9.2.1.2.1
Input Capacitor Selection
9.2.1.2.2
Inductor Selection
9.2.1.2.3
Output Capacitor Selection
9.2.1.2.4
I2C Pullup Resistor Selection
9.2.1.3
Application Curves
10
Power Supply Recommendations
11
Layout
11.1
Layout Guidelines
11.2
Layout Example
12
Device and Documentation Support
12.1
Device Support
12.1.1
Third-Party Products Disclaimer
12.2
Documentation Support
12.2.1
Related Documentation
12.3
Related Links
12.4
Receiving Notification of Documentation Updates
12.5
Support Resources
12.6
Trademarks
12.7
Glossary
13
Mechanical, Packaging, and Orderable Information
Package Options
Mechanical Data (Package|Pins)
YFF|15
MXBG163C
Thermal pad, mechanical data (Package|Pins)
Orderable Information
slvsek4c_oa
slvsek4c_pm
1
Features
Input voltage range: 2.2 V to 5.5 V
Output voltage range: 1.8 V to 5.2 V
I
2
C-configurable during operation and shutdown
VSEL pin to toggle between two output voltage presets
Output current
Up to 2.5 A for V
I
≥ 2.5 V, V
O
= 3.3 V
Up to 2.5 A for V
I
≥ 2.8 V, V
O
= 3.5 V
High efficiency over entire load range
Low 13-μA operating quiescent current
Automatic power save mode and forced PWM mode (I
2
C-configurable)
Peak current mode buck-boost architecture
Defined transitions between buck, buck-boost and boost operation
Forward and reverse current operation
Start-up into pre-biased outputs
Safety and robust operation features
Integrated soft start
Overtemperature and overvoltage protection
True load disconnect during shutdown
Forward and backward current limit
Two device options:
TPS63810: Pre-programmed output voltages (3.3 V, 3.45 V)
TPS63811: Program output voltages prior to start-up
Solution size of < 20 mm
2
with only four external components