link to page 1 link to page 1 link to page 1 link to page 1 link to page 2 link to page 3 link to page 4 link to page 5 link to page 5 link to page 5 link to page 5 link to page 6 link to page 7 link to page 11 link to page 11 link to page 12 link to page 12 link to page 12 link to page 13 link to page 14 link to page 15 link to page 15 link to page 15 link to page 17 link to page 19 link to page 19 link to page 14 ADP1740/ADP1741Data SheetTABLE OF CONTENTS Features .. 1 Soft Start Function ... 11 Applications ... 1 Adjustable Output Voltage (ADP1741) ... 12 Typical Application Circuits .. 1 Enable Feature .. 12 General Description ... 1 Power-Good Feature .. 12 Revision History ... 2 Reverse Current Protection Feature .. 13 Specifications ... 3 Applications Information .. 14 Input and Output Capacitor, Recommended Specifications .. 4 Capacitor Selection .. 14 Absolute Maximum Ratings .. 5 Undervoltage Lockout ... 15 Thermal Data .. 5 Current-Limit and Thermal Overload Protection ... 15 Thermal Resistance .. 5 Thermal Considerations .. 15 ESD Caution .. 5 PCB Layout Considerations .. 17 Pin Configurations and Function Descriptions ... 6 Outline Dimensions ... 19 Typical Performance Characteristics ... 7 Ordering Guide .. 19 Theory of Operation .. 11 REVISION HISTORY 1/15—Rev. G to Rev. H Changes to Ordering Guide .. 19 4/14—Rev. F to Rev. G Changes to Figure 1 and Figure 2 ... 1 Changes to Figure 3 and Figure 4 ... 6 Updated Outline Dimensions ... 19 Changes to Ordering Guide .. 19 8/13—Rev. E to Rev. F Changes to Ordering Guide .. 19 6/13—Rev. D to Rev. E Changed Adjustable Output Voltage Option with Soft Start (ADP1755) from 0.75 V to 3.0 V to 0.75 V to 3.3 V (Throughout) .. 1 Updated Outline Dimensions ... 19 12/12—Rev. C to Rev. D Added Junction Temperature of 150°C, Table 3 ... 5 Changes to Ordering Guide .. 19 9/12—Rev. B to Rev. C Changes to Table 3 .. 5 Changes to Ordering Guide .. 19 2/10—Rev. A to Rev. B Changes to Table 4 .. 5 Changes to Ordering Guide .. 19 4/09—Rev. 0 to Rev. A Changes to Table 3 .. 5 10/08—Revision 0: Initial Version Rev. H | Page 2 of 20 Document Outline FEATURES APPLICATIONS TYPICAL APPLICATION CIRCUITS GENERAL DESCRIPTION TABLE OF CONTENTS REVISION HISTORY SPECIFICATIONS INPUT AND OUTPUT CAPACITOR, RECOMMENDED SPECIFICATIONS ABSOLUTE MAXIMUM RATINGS THERMAL DATA THERMAL RESISTANCE ESD CAUTION PIN CONFIGURATIONS AND FUNCTION DESCRIPTIONS TYPICAL PERFORMANCE CHARACTERISTICS THEORY OF OPERATION SOFT START FUNCTION ADJUSTABLE OUTPUT VOLTAGE (ADP1741) ENABLE FEATURE POWER-GOOD FEATURE REVERSE CURRENT PROTECTION FEATURE APPLICATIONS INFORMATION CAPACITOR SELECTION Output Capacitor Input Bypass Capacitor Input and Output Capacitor Properties UNDERVOLTAGE LOCKOUT CURRENT-LIMIT AND THERMAL OVERLOAD PROTECTION THERMAL CONSIDERATIONS PCB LAYOUT CONSIDERATIONS OUTLINE DIMENSIONS ORDERING GUIDE
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