Datasheet ADP3051 (Analog Devices) - 8
| Fabricante | Analog Devices |
| Descripción | 500 mA PWM Step-Down DC-DC with Synchronous Rectifier |
| Páginas / Página | 16 / 8 — ADP3051. 240. 1200. TA = +85°C. 220. 1150. VIN = 5.5V. 1100. 200. TA = … |
| Formato / tamaño de archivo | PDF / 441 Kb |
| Idioma del documento | Inglés |
ADP3051. 240. 1200. TA = +85°C. 220. 1150. VIN = 5.5V. 1100. 200. TA = +25°C. 1050. 180. VIN = 3.6V. NT (. 1000. 160. TA = –40°C. 950. NT LIMIT (A)
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ADP3051 240 1200 TA = +85°C 220 1150 VIN = 5.5V 1100 200
µ
A) TA = +25°C 1050 180 VIN = 3.6V NT ( 1000 160 TA = –40°C 950 V NT LIMIT (A) IN = 2.7V CURRE 140 Y L 900 P P 120 U CURRE 850 S VOUT = 1.2V V 100 I OUT = 1.2V LOAD = 0mA 800 80 750 60 700 2.7 3.1 3.5 3.9 4.3 4.7 5.1 5.5 –40 –15 10 35 60 85 SUPPLY VOLTAGE (V) TEMPERATURE (°C)
04768-0-014 04768-0-015 Figure 15. Quiescent Current vs. Input Voltage Figure 16. Current Limit vs. Input Voltage, VOUT = 1.2 V Rev. 0 | Page 8 of 16 Document Outline FEATURES APPLICATIONS GENERAL DESCRIP TYPICAL APPLICATION CIRCUIT TABLE OF CONTENTS SPECIFICATIONS ABSOLUTE MAXIMUM RATINGS ESD CAUTION PIN CONFIGURATION AND FUNCTION DESCRIPTIONS TYPICAL PERFORMANCE CHARACTERISTICS THEORY OF OPERATION PWM CONTROL MODE TRI-MODE OPERATION 100% DUTY CYCLE OPERATION SHUTDOWN UNDERVOLTAGE LOCKOUT (UVLO) SHORT-CIRCUIT PROTECTION AND RECOVERY APPLICATIONS RECOMMENDED COMPONENTS DESIGN PROCEDURE Setting the Output Voltage Inductor Selection OUTPUT CAPACITOR SELECTION Input Capacitor Selection Compensation Design CIRCUIT BOARD LAYOUT CONSIDERATIONS OUTLINE DIMENSIONS ORDERING GUIDE
µ
A) TA = +25°C 1050 180 VIN = 3.6V NT ( 1000 160 TA = –40°C 950 V NT LIMIT (A) IN = 2.7V CURRE 140 Y L 900 P P 120 U CURRE 850 S VOUT = 1.2V V 100 I OUT = 1.2V LOAD = 0mA 800 80 750 60 700 2.7 3.1 3.5 3.9 4.3 4.7 5.1 5.5 –40 –15 10 35 60 85 SUPPLY VOLTAGE (V) TEMPERATURE (°C)
04768-0-014 04768-0-015 Figure 15. Quiescent Current vs. Input Voltage Figure 16. Current Limit vs. Input Voltage, VOUT = 1.2 V Rev. 0 | Page 8 of 16 Document Outline FEATURES APPLICATIONS GENERAL DESCRIP TYPICAL APPLICATION CIRCUIT TABLE OF CONTENTS SPECIFICATIONS ABSOLUTE MAXIMUM RATINGS ESD CAUTION PIN CONFIGURATION AND FUNCTION DESCRIPTIONS TYPICAL PERFORMANCE CHARACTERISTICS THEORY OF OPERATION PWM CONTROL MODE TRI-MODE OPERATION 100% DUTY CYCLE OPERATION SHUTDOWN UNDERVOLTAGE LOCKOUT (UVLO) SHORT-CIRCUIT PROTECTION AND RECOVERY APPLICATIONS RECOMMENDED COMPONENTS DESIGN PROCEDURE Setting the Output Voltage Inductor Selection OUTPUT CAPACITOR SELECTION Input Capacitor Selection Compensation Design CIRCUIT BOARD LAYOUT CONSIDERATIONS OUTLINE DIMENSIONS ORDERING GUIDE