Datasheet ADM7170 (Analog Devices) - 2
| Fabricante | Analog Devices |
| Descripción | 6.5 V, 500 mA, Ultralow Noise, High PSRR, Fast Transient Response CMOS LDO |
| Páginas / Página | 23 / 2 — ADM7170. Data Sheet. TABLE OF CONTENTS. REVISION HISTORY 9/2019—Rev. C to … |
| Revisión | D |
| Formato / tamaño de archivo | PDF / 843 Kb |
| Idioma del documento | Inglés |
ADM7170. Data Sheet. TABLE OF CONTENTS. REVISION HISTORY 9/2019—Rev. C to Rev. D. 12/2014—Rev. A to Rev. B
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ADM7170 Data Sheet TABLE OF CONTENTS
Features .. 1 Applications Information .. 17 Applications ... 1 ADIsimPower Design Tool ... 17 General Description ... 1 Capacitor Selection .. 17 Typical Application Circuit ... 1 Programmable Precision Enable .. 18 Revision History ... 2 Undervoltage Lockout ... 18 Specifications ... 3 Soft Start .. 18 Input and Output Capacitor, Recommended Specifications .. 4 Noise Reduction of the ADM7170 in Adjustable Mode ... 19 Absolute Maximum Ratings .. 5 Effect of Noise Reduction on Start-Up Time ... 19 Thermal Data .. 5 Current-Limit and Thermal Overload Protection ... 19 Thermal Resistance .. 5 Thermal Considerations .. 20 ESD Caution .. 5 Typical Applications Circuits .. 21 Pin Configuration and Function Descriptions ... 6 Printed Circuit Board Layout Considerations .. 22 Typical Performance Characteristics ... 7 Outline Dimensions ... 23 Theory of Operation .. 16 Ordering Guide .. 23
REVISION HISTORY 9/2019—Rev. C to Rev. D 12/2014—Rev. A to Rev. B
Change to Figure 33 Caption .. 11 Changes to Figure 2 ... 1 Change to Figure 34 Caption, Figure 38 Caption, and Figure 39 Changes to Figure 48 to Figure 51 .. 14 Caption ... 12 Changes to Figure 52 to Figure 53 .. 15 Changes to Figure 49 and Figure 51 ... 14 Changes to Figure 56 .. 17 Changes to Figure 54 .. 16 Changes to Ordering Guide .. 23 Changes to Figure 56 .. 17 Updated Outline Dimensions ... 23
8/2014—Rev. 0 to Rev. A
Changes to Ordering Guide .. 23
8/2015—Rev. B to Rev. C
Changes to Soft Start Section .. 19
7/2014—Revision 0: Initial Version
Added Effect of Noise Reduction on Start-Up Time Section ... 19 Rev. D | Page 2 of 23 Document Outline FEATURES APPLICATIONS GENERAL DESCRIPTION TYPICAL APPLICATION CIRCUIT REVISION HISTORY SPECIFICATIONS INPUT AND OUTPUT CAPACITOR, RECOMMENDED SPECIFICATIONS ABSOLUTE MAXIMUM RATINGS THERMAL DATA THERMAL RESISTANCE ESD CAUTION PIN CONFIGURATION AND FUNCTION DESCRIPTIONS TYPICAL PERFORMANCE CHARACTERISTICS THEORY OF OPERATION APPLICATIONS INFORMATION ADIsimPOWER DESIGN TOOL CAPACITOR SELECTION Output Capacitor Input Bypass Capacitor Input and Output Capacitor Properties PROGRAMMABLE PRECISION ENABLE UNDERVOLTAGE LOCKOUT SOFT START NOISE REDUCTION OF THE ADM7170 IN ADJUSTABLE MODE EFFECT OF NOISE REDUCTION ON START-UP TIME CURRENT-LIMIT AND THERMAL OVERLOAD PROTECTION THERMAL CONSIDERATIONS TYPICAL APPLICATIONS CIRCUITS PRINTED CIRCUIT BOARD LAYOUT CONSIDERATIONS OUTLINE DIMENSIONS ORDERING GUIDE
ADM7170 Data Sheet TABLE OF CONTENTS
Features .. 1 Applications Information .. 17 Applications ... 1 ADIsimPower Design Tool ... 17 General Description ... 1 Capacitor Selection .. 17 Typical Application Circuit ... 1 Programmable Precision Enable .. 18 Revision History ... 2 Undervoltage Lockout ... 18 Specifications ... 3 Soft Start .. 18 Input and Output Capacitor, Recommended Specifications .. 4 Noise Reduction of the ADM7170 in Adjustable Mode ... 19 Absolute Maximum Ratings .. 5 Effect of Noise Reduction on Start-Up Time ... 19 Thermal Data .. 5 Current-Limit and Thermal Overload Protection ... 19 Thermal Resistance .. 5 Thermal Considerations .. 20 ESD Caution .. 5 Typical Applications Circuits .. 21 Pin Configuration and Function Descriptions ... 6 Printed Circuit Board Layout Considerations .. 22 Typical Performance Characteristics ... 7 Outline Dimensions ... 23 Theory of Operation .. 16 Ordering Guide .. 23
REVISION HISTORY 9/2019—Rev. C to Rev. D 12/2014—Rev. A to Rev. B
Change to Figure 33 Caption .. 11 Changes to Figure 2 ... 1 Change to Figure 34 Caption, Figure 38 Caption, and Figure 39 Changes to Figure 48 to Figure 51 .. 14 Caption ... 12 Changes to Figure 52 to Figure 53 .. 15 Changes to Figure 49 and Figure 51 ... 14 Changes to Figure 56 .. 17 Changes to Figure 54 .. 16 Changes to Ordering Guide .. 23 Changes to Figure 56 .. 17 Updated Outline Dimensions ... 23
8/2014—Rev. 0 to Rev. A
Changes to Ordering Guide .. 23
8/2015—Rev. B to Rev. C
Changes to Soft Start Section .. 19
7/2014—Revision 0: Initial Version
Added Effect of Noise Reduction on Start-Up Time Section ... 19 Rev. D | Page 2 of 23 Document Outline FEATURES APPLICATIONS GENERAL DESCRIPTION TYPICAL APPLICATION CIRCUIT REVISION HISTORY SPECIFICATIONS INPUT AND OUTPUT CAPACITOR, RECOMMENDED SPECIFICATIONS ABSOLUTE MAXIMUM RATINGS THERMAL DATA THERMAL RESISTANCE ESD CAUTION PIN CONFIGURATION AND FUNCTION DESCRIPTIONS TYPICAL PERFORMANCE CHARACTERISTICS THEORY OF OPERATION APPLICATIONS INFORMATION ADIsimPOWER DESIGN TOOL CAPACITOR SELECTION Output Capacitor Input Bypass Capacitor Input and Output Capacitor Properties PROGRAMMABLE PRECISION ENABLE UNDERVOLTAGE LOCKOUT SOFT START NOISE REDUCTION OF THE ADM7170 IN ADJUSTABLE MODE EFFECT OF NOISE REDUCTION ON START-UP TIME CURRENT-LIMIT AND THERMAL OVERLOAD PROTECTION THERMAL CONSIDERATIONS TYPICAL APPLICATIONS CIRCUITS PRINTED CIRCUIT BOARD LAYOUT CONSIDERATIONS OUTLINE DIMENSIONS ORDERING GUIDE