SLVSBC9C
March 2012 – February 2016
TPS65177
,
TPS65177A
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
I2C Interface Timing Characteristics
6.7
I2C Timing Diagram
6.8
Typical Characteristics
7
Detailed Description
7.1
Overview
7.2
Functional Block Diagram
7.3
Feature Description
7.3.1
Power-Up
7.3.1.1
TPS65177
7.3.1.2
TPS65177A
7.3.2
Power-Down
7.3.3
Thermal Shutdown
7.3.4
Undervoltage Lockout
7.3.5
Short-Circuit and Overload Protection
7.3.5.1
Boost Converter (V(AVDD)):
7.3.5.2
Buck 1 Converter (V(IO)):
7.3.5.3
Buck 2 Converter (V(CORE)):
7.3.5.4
Buck 3 Converter (V(HAVDD)):
7.3.5.5
Positive Charge-Pump Controller (V(GH)):
7.3.5.6
Negative Charge-Pump Controller (V(GL)):
7.4
Device Functional Modes
7.4.1
Boost Converter (V(AVDD))
7.4.1.1
Soft-Start
7.4.1.2
Compensation
7.4.1.3
Setting the Output Voltage V(AVDD)
7.4.1.4
High Voltage Stress Mode (HVS)
7.4.1.5
Programmable Current Limit
7.4.1.6
Design Procedure
7.4.1.7
Inductor Selection
7.4.1.8
Rectifier Diode Selection
7.4.1.8.1
Diode Type
7.4.1.8.2
Forward Voltage
7.4.1.8.3
Reverse Voltage
7.4.1.8.4
Thermal Characteristics
7.4.1.9
Output Capacitor Selection
7.4.2
Buck 1 Converter (V(IO))
7.4.2.1
Soft-Start
7.4.2.2
Setting the Output Voltage V(IO)
7.4.2.3
Design Procedure
7.4.2.4
Inductor Selection
7.4.2.5
Rectifier Diode Selection
7.4.2.5.1
Diode Type
7.4.2.5.2
Forward Voltage
7.4.2.5.3
Reverse Voltage
7.4.2.5.4
Forward Current
7.4.2.5.5
Thermal Characteristics
7.4.2.6
Output Capacitor Selection
7.4.3
BUCK 2 CONVERTER (V(CORE))
7.4.3.1
Soft-Start
7.4.3.2
Setting the Output Voltage V(CORE)
7.4.3.3
Design Procedure
7.4.3.4
Inductor Selection
7.4.3.5
Output Capacitor Selection
7.4.4
Buck 3 Converter (V(HAVDD))
7.4.4.1
Soft-Start
7.4.4.2
Setting the Output Voltage V(HAVDD)
7.4.4.3
High Voltage Stress Mode (HVS)
7.4.4.4
Design Procedure
7.4.4.5
Inductor Selection
7.4.4.6
Output Capacitor Selection
7.4.5
Positive Charge Pump Controller (V(GH)) with Temperature Compensation
7.4.5.1
Soft-Start
7.4.5.2
Setting the Output Voltage V(GH)
7.4.5.3
Design Procedure
7.4.5.4
Output Capacitor Selection
7.4.6
Negative Charge Pump Controller (V(GL))
7.4.6.1
Soft-Start
7.4.6.2
Setting the Output Voltage V(GL)
7.4.6.3
Design Procedure
7.4.6.4
Output Capacitor Selection
7.5
Gate Pulse Modulation (V(GHM))
7.6
Programming
7.6.1
I2C Serial Interface Description
7.6.2
Memory Description
7.6.3
Read / Write Description
7.6.4
Write Operation
7.6.4.1
Write Single Byte to the DAC Register (DR):
7.6.4.2
Write Multiple Bytes to the DAC Register (DR):
7.6.4.3
Write All DAC Register (DR) Data to EEPROM (EE):
7.6.5
READ OPERATION
7.6.5.1
Read single data from DAC register (DR):
7.6.5.2
Read Multiple Data from DAC Register (DR):
7.6.5.3
Read Single Data to EEPROM (EE):
7.6.5.4
Read Multiple Data to EEPROM (EE):
7.6.6
Write Single Data to DAC:
7.6.7
Write Multiple Data to DAC (Auto Increment Address):
7.6.8
Write all DAC Data to EEPROM:
7.6.9
Read Single Data From DAC / EEPROM:
7.6.10
Read Multiple Data fFom DAC / EEPROM (Auto Increment Address):
7.7
Register Map
7.7.1
Registers and DAC Settings
7.7.1.1
Channel Register (with factory value) - 00h (00h)
7.7.1.2
Boost Output Voltage V(AVDD) Register (with factory value) - 01h (0Fh)
7.7.1.3
Boost HVS Offset Voltage Register (with factory value) - 02h (05h)
7.7.1.4
Boost Current Limit Negative Offset Current Register (with factory value) - 03h (00h)
7.7.1.5
Boost Soft-start Time Register (with factory value) - 04h (00h)
7.7.1.6
Buck 1 Output Voltage V(IO) Register (with factory value) - 05h (03h):
7.7.1.7
Buck 2 Output Voltage V(CORE) Register (with factory value) - 06h (02h)
7.7.1.8
Buck 3 Output Voltage V(HAVDD) Register (with factory value) - 07h (1Bh)
7.7.1.9
Pos. Charge Pump Low Output Voltage V(GH_L) Register (with factory value) - 08h (08h):
7.7.1.10
Positive Charge Pump Low Output Voltage V(GH_L) to V(GH_H) Positive Offset Voltage V(GH_OFS) Register (with factory value) - 09h (04h):
7.7.1.11
Gate Pulse Modulation Limit Voltage Register (with factory value) - 0Ah (00h)
7.7.1.12
Negative Charge Pump Output Voltage V(GL) Register (with factory value) - 0Bh (04h)
7.7.1.13
Buck 3 HVS Offset Voltage Register (with factory value) - 0Ch (00h):
7.7.1.14
Memory Write Remain Time Register (with factory value) - FEh (0Fh):
8
Application and Implementation
8.1
Application Information
8.2
Typical Applications
8.2.1
Design Requirements
8.2.2
Detailed Design Procedure
8.2.3
Application Curves
8.3
System Examples
9
Power Supply Recommendations
10
Layout
10.1
Layout Guideline
10.2
Layout Example
11
Device and Documentation Support
11.1
Related Links
11.2
Third-Party Products Disclaimer
11.3
Community Resources
11.4
Trademarks
11.5
Electrostatic Discharge Caution
11.6
Glossary
12
Mechanical, Packaging, and Orderable Information
Package Options
Mechanical Data (Package|Pins)
RHA|40
MPQF135D
Thermal pad, mechanical data (Package|Pins)
Orderable Information
slvsbc9c_oa
slvsbc9c_pm