Datasheet ADP1712, ADP1713, ADP1714 (Analog Devices) - 8

ADP1712/ADP1713/ADP1714 180 160 140 120 V) LOAD SWITCHED FROM 10mA TO 300mA (m T 100 OU IV VOUT OP 80 /D R V DV 60 20m 40 V 20 IN = 5V VOUT = 3.3V CIN = 2.2μF 0 C 0.1 1 10 100 1000 OUT = 2.2μF
15 18 0 0 5- 5-
ILOAD (mA)
45
TIME (20μs/DIV)
45 06 06 Figure 15. Dropout Voltage vs. Load Current Figure 18. Load Transient Response
3.35 3.30 3.25 ) LOAD SWITCHED FROM 10mA TO 300mA 3.20 (V T IV V OU /D OUT V 3.15 V 20m 3.10 ILOAD = 100µA ILOAD = 1mA ILOAD = 10mA 3.05 ILOAD = 100mA V I IN = 5V LOAD = 200mA V I OUT = 3.3V LOAD = 300mA CIN = 10μF 3.00 COUT = 10μF 3.20 3.25 3.30 3.35 3.40 3.45 3.50 3.55 3.60
16 19 0 0 5- 5-
V
45
IN (V)
45
TIME (20μs/DIV)
06 06 Figure 16. Output Voltage vs. Input Voltage (in Dropout) Figure 19. Load Transient Response
1000 I 900 LOAD = 300mA 800 700 VIN STEP FROM 4V TO 5V ) 600 A (µ I D 500 LOAD = 200mA IV VIN = 5V I GN /D V 1 OUT = 3.3V 400 ILOAD = C 100mA 2V IN = 10μF I COUT = 10μF 300 LOAD = 10mA ILOAD = 300mA V VOUT 200 /DI 2 I 100 LOAD = 1mA 10mV ILOAD = 100µA 0 3.20 3.25 3.30 3.35 3.40 3.45 3.50 3.55 3.60
17 20 0 0 5- 5-
VIN (V)
45
TIME (100μs/DIV)
45 06 06 Figure 17. Ground Current vs. Input Voltage (in Dropout) Figure 20. Line Transient Response Rev. A | Page 8 of 16 Document Outline FEATURES APPLICATIONS TYPICAL APPLICATION CIRCUITS GENERAL DESCRIPTION TABLE OF CONTENTS REVISION HISTORY SPECIFICATIONS ABSOLUTE MAXIMUM RATINGS THERMAL RESISTANCE ESD CAUTION PIN CONFIGURATIONS AND FUNCTION DESCRIPTIONS TYPICAL PERFORMANCE CHARACTERISTICS THEORY OF OPERATION SOFT-START FUNCTION (ADP1712) ADJUSTABLE OUTPUT VOLTAGE(ADP1712 ADJUSTABLE) BYPASS CAPACITOR (ADP1713) TRACK MODE (ADP1714) ENABLE FEATURE UNDERVOLTAGE LOCKOUT (UVLO) APPLICATION INFORMATION CAPACITOR SELECTION Output Capacitor Input Bypass Capacitor Input and Output Capacitor Properties CURRENT LIMIT AND THERMAL OVERLOAD PROTECTION THERMAL CONSIDERATIONS PRINTED CIRCUIT BOARD LAYOUT CONSIDERATIONS OUTLINE DIMENSIONS ORDERING GUIDE