Datasheet AD8451 (Analog Devices) - 2

HerstellerAnalog Devices
BeschreibungLow Cost Precision Analog Front End and Controller for Battery Test/Formation Systems
Seiten / Seite33 / 2 — AD8451* PRODUCT PAGE QUICK LINKS Last Content Update: 02/23/2017. …
Dateiformat / GrößePDF / 966 Kb
DokumentenspracheEnglisch

AD8451* PRODUCT PAGE QUICK LINKS Last Content Update: 02/23/2017. COMPARABLE PARTS. DESIGN RESOURCES. EVALUATION KITS

AD8451* PRODUCT PAGE QUICK LINKS Last Content Update: 02/23/2017 COMPARABLE PARTS DESIGN RESOURCES EVALUATION KITS

Modelllinie für dieses Datenblatt

Textversion des Dokuments

AD8451* PRODUCT PAGE QUICK LINKS Last Content Update: 02/23/2017 COMPARABLE PARTS DESIGN RESOURCES
View a parametric search of comparable parts. • AD8451 Material Declaration • PCN-PDN Information
EVALUATION KITS
• Quality And Reliability • AD8451 Evaluation Board • Symbols and Footprints
DOCUMENTATION DISCUSSIONS Application Notes
View all AD8451 EngineerZone Discussions. • AN-1319: Compensator Design for a Battery Charge/ Discharge Unit Using the AD8450 or the AD8451
SAMPLE AND BUY Data Sheet
Visit the product page to see pricing options. • AD8451: Low Cost, Precision Analog Front End and Controller for Battery Test/Formation Systems Data Sheet
TECHNICAL SUPPORT User Guides
Submit a technical question or find your regional support • UG-845: AD8450/ADP1972 Battery Testing and Formation number. Evaluation Board
DOCUMENT FEEDBACK TOOLS AND SIMULATIONS
Submit feedback for this data sheet. • AD8451 SPICE Macro Model
This page is dynamically generated by Analog Devices, Inc., and inserted into this data sheet. A dynamic change to the content on this page will not trigger a change to either the revision number or the content of the product data sheet. This dynamic page may be frequently modified.
Document Outline FEATURES APPLICATIONS GENERAL DESCRIPTION FUNCTIONAL BLOCK DIAGRAM TABLE OF CONTENTS REVISION HISTORY SPECIFICATIONS ABSOLUTE MAXIMUM RATINGS THERMAL RESISTANCE ESD CAUTION PIN CONFIGURATION AND FUNCTION DESCRIPTIONS TYPICAL PERFORMANCE CHARACTERISTICS IA CHARACTERISTICS DA CHARACTERISTICS CC AND CV LOOP FILTER AMPLIFIERS, AND VSET BUFFER VINT BUFFER REFERENCE CHARACTERISTICS THEORY OF OPERATION OVERVIEW INSTRUMENTATION AMPLIFIER (IA) Reversing Polarity When Charging and Discharging IA Offset Option Battery Reversal and Overvoltage Protection DIFFERENCE AMPLIFIER (DA) CC AND CV LOOP FILTER AMPLIFIERS Compensation VINT Buffer MODE PIN, CHARGE AND DISCHARGE CONTROL APPLICATIONS INFORMATION FUNCTIONAL DESCRIPTION POWER SUPPLY CONNECTIONS CURRENT SENSE IA CONNECTIONS Current Sensors Optional Low-Pass Filter VOLTAGE SENSE DA CONNECTIONS Reverse Battery Conditions BATTERY CURRENT AND VOLTAGE CONTROL INPUTS (ISET AND VSET) LOOP FILTER AMPLIFIERS CONNECTING TO A PWM CONTROLLER (VCTRL PIN) STEP-BY-STEP DESIGN EXAMPLE Step 1: Design the Switching Power Converter Step 2: Identify the Control Voltage Range of the ADP1972 Step 3: Determine the Control Voltage for the CV Loop Step 4: Determine the Control Voltage for the CC Loop and the Shunt Resistor Step 5: Choose the Control Voltage Sources Step 6: Select the Compensation Devices EVALUATION BOARD INTRODUCTION FEATURES AND TESTS EVALUATING THE AD8451 Test the Instrumentation Amplifier 20 mV Offset at IMEAS Output Test the Difference Amplifier 5 mV Offset at BVMEAS Output CC and CV Integrator Tests Loop Compensation SCHEMATIC AND ARTWORK OUTLINE DIMENSIONS ORDERING GUIDE