ADP1046DC1-EVALZ Analog Devices, ADP1046DC1-EVALZ Datasheet - Page 2

• Manufacturer Part Number: ADP1046DC1-EVALZ
• Description: Daughter Cards & OEM Boards ADP1046 Daughter Card
• Manufacturer: Analog Devices
• Series: ADP1046r

Specifications of ADP1046DC1-EVALZ

• Rohs: yes
• Product: Daughter Cards
• Description/function: 100 kHz daughter board
• Interface Type: I2C
• Maximum Operating Temperature: + 125 C
• Minimum Operating Temperature: - 40 C
• Operating Supply Voltage: 3.3 V
• Factory Pack Quantity: 1
• For Use With: ADP1046

TABLE OF CONTENTS
Features .............................................................................................. 1
Applications ....................................................................................... 1
General Description ......................................................................... 1
Typical Application Circuit ............................................................. 1
Revision History ............................................................................... 3
Functional Block Diagram .............................................................. 4
Specifications ..................................................................................... 5
Absolute Maximum Ratings .......................................................... 10
Pin Configuration and Function Descriptions ........................... 11
Typical Performance Characteristics ........................................... 13
Theory of Operation ...................................................................... 15
Power Supply System and Fault Monitoring ............................... 27
ADP1046
Thermal Resistance .................................................................... 10
Soldering ...................................................................................... 10
ESD Caution ................................................................................ 10
Current Sense .............................................................................. 15
Voltage Sense and Control Loop .............................................. 16
ADCs ............................................................................................ 16
VS1 Operation (VS1) ................................................................. 16
VS2 Operation (VS2) ................................................................. 17
VS3 Operation (VS3+, VS3−) ................................................... 17
Voltage Line Feedforward and ACSNS.................................... 17
Digital Filter ................................................................................ 17
PWM and Sync Rect Outputs (OUTA, OUTB, OUTC,
OUTD, OUTAUX, SR1, SR2) ................................................... 18
Synchronous Rectification ........................................................ 19
SR (Synchronous Rectifier) Delay ............................................ 19
Light Load Mode ........................................................................ 19
Modulation Limit ....................................................................... 19
Soft Start ...................................................................................... 20
OrFET Control (GATE) ............................................................ 22
VDD ............................................................................................. 24
VDD/VCORE OVLO ................................................................ 24
Power Good ................................................................................. 24
Current Sharing (Share) ............................................................ 25
Flags .............................................................................................. 27
Monitoring Functions ................................................................ 27
Voltage Readings ........................................................................ 27
Current Readings ........................................................................ 27
Power Readings ........................................................................... 28
Rev. B | Page 2 of 92
Power Supply Calibration and Trim ............................................ 33
Layout Guidelines ........................................................................... 36
I
2
C Interface Communication ...................................................... 37
Power Monitoring Accuracy ..................................................... 28
First Flag Fault ID and Value Registers ................................... 28
External Flag Input (FLAGIN Pin) .......................................... 28
Temperature Readings (RTD Pin) ........................................... 28
Overtemperature Protection (OTP) ........................................ 29
Overcurrent Protection (OCP) ................................................ 29
Constant Current Mode ............................................................ 30
Overvoltage Protection (OVP) ................................................. 30
Undervoltage Protection (UVP) .............................................. 31
AC Sense (ACSNS)..................................................................... 31
Volt-Second Balance .................................................................. 32
Digital Load Line and Slew Rate .............................................. 32
CS1 Trim ...................................................................................... 33
CS2 Trim ...................................................................................... 33
Voltage Calibration and Trim ................................................... 34
Output Voltage Setting (VS3+, VS3− Trim) ........................... 34
VS1 Trim ...................................................................................... 34
VS2 Trim ...................................................................................... 34
RTD/OTP Trim .......................................................................... 34
ACSNS Calibration and Trim ................................................... 35
CS2+ and CS2− ........................................................................... 36
VS3+ and VS3−........................................................................... 36
VDD ............................................................................................. 36
SDA and SCL .............................................................................. 36
CS1 ............................................................................................... 36
Exposed Pad ................................................................................ 36
VCORE ........................................................................................ 36
RES ............................................................................................... 36
RTD .............................................................................................. 36
AGND, DGND, and PGND ...................................................... 36
Features ........................................................................................ 37
Overview ..................................................................................... 37
I
Data Transfer............................................................................... 37
General Call Support ................................................................. 39
10-Bit Addressing ....................................................................... 39
Fast Mode .................................................................................... 39
2
C Address .................................................................................. 37
Data Sheet