Datasheet ADP1765 (Analog Devices) - 10

ADP1765 Data Sheet T T SLEW RATE = 4.5A/µs VIN IOUT 3 VOUT 1 2 VOUT 1
022 025
CH1 50mV B 5GSPSs 4.00µs CH3 2.48A B W CH1 2mV 5GSPS 4.00µs CH2 1.53V W CH3 2A B 1M POINTS B 1M POINTS W T 11.24000µs CH2 500mV
13933-
W T 9.020000µs
13933- Figure 22. Load Transient Response, COUT = 22 µF, VIN = 1.4 V, VOUT = 0.9 V Figure 25. Line Transient Response, Load Current = 5 A, VIN = 1.3 V to 1.7 V Step, VOUT = 0.9 V
4.0 T 10Hz TO 100kHz 100Hz TO 100kHz SLEW RATE = 4.5A/µs 3.5 3.0 IOUT rms) 3 V µ 2.5 ( E IS 2.0 VOUT NO 1 UT 1.5 P UT O 1.0 0.5
023
0 CH1 50mV B 5GSPS 4.00µs CH3 2.48A W 0.1 1 10
026
CH3 2A B 1M POINTS W T 11.32000µs
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LOAD CURRENT (A)
13933- Figure 23. Load Transient Response, COUT = 47 µF, VIN = 1.4 V, VOUT = 0.9 V Figure 26. Output Noise vs. Load Current (ILOAD)
4.0 T 10Hz TO 100kHz 100Hz TO 100kHz 3.5 VIN 3.0 rms) V µ 2.5 ( E IS 2.0 NO 2 UT 1.5 V P OUT UT 1 O 1.0 0.5
024
CH1 2mV B 5GSPS 4.00µs CH2 1.86V 0 W 0.5 0.7 0.9 1.1 1.3 1.5
027
CH2 500mV B 1M POINTS W T 9.020000µs
13933-
OUTPUT VOLTAGE (V)
13933- Figure 24. Line Transient Response, Load Current = 5 A, Figure 27. Output Noise vs. Output Voltage (VOUT) VIN = 1.6 V to 1.98 V Step, VOUT = 1.3 V Rev. A | Page 10 of 20 Document Outline FEATURES APPLICATIONS GENERAL DESCRIPTION TYPICAL APPLICATION CIRCUITS REVISION HISTORY SPECIFICATIONS INPUT AND OUTPUT CAPACITOR: RECOMMENDED SPECIFICATIONS ABSOLUTE MAXIMUM RATINGS THERMAL DATA THERMAL RESISTANCE/PARAMETER ESD CAUTION PIN CONFIGURATION AND FUNCTION DESCRIPTIONS TYPICAL PERFORMANCE CHARACTERISTICS THEORY OF OPERATION SOFT START FUNCTION ADJUSTABLE OUTPUT VOLTAGE ENABLE FEATURE POWER-GOOD (PG) FEATURE APPLICATIONS INFORMATION CAPACITOR SELECTION Output Capacitor Input Bypass Capacitor Input and Output Capacitor Properties UNDERVOLTAGE LOCKOUT CURRENT-LIMIT AND THERMAL OVERLOAD PROTECTION PARALLELING ADP1765 DEVICES FOR HIGH CURRENT APPLICATIONS THERMAL CONSIDERATIONS PCB LAYOUT CONSIDERATIONS OUTLINE DIMENSIONS ORDERING GUIDE