ADP2121 datasheet(10/20 Pages) AD

Part #	ADP2121

Description	600 mA, 6 MHz, Synchronous Step-Down DC-to-DC Converter

PDF	20 Pages

Scroll/Zoom	100%

Manufacturer	AD [Analog Devices]

Direct Link	http://www.analog.com

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10 / 20 page

ADP2121

Rev. B | Page 10 of 20

TIME (20µs/DIV)

OUTPUT VOLTAGE (50mV/DIV)

LOAD CURRENT (100mA/DIV)

Figure 28. Load Transient Response, 0 mA to 150 mA

(VIN = 2.5 V, PWM Mode)

TIME (20µs/DIV)

OUTPUT VOLTAGE (50mV/DIV)

LOAD CURRENT (100mA/DIV)

Figure 29. Load Transient Response, 0 mA to 150 mA

(VIN = 3.6 V, PWM Mode)

TIME (20µs/DIV)

OUTPUT VOLTAGE (50mV/DIV)

LOAD CURRENT (100mA/DIV)

Figure 30. Load Transient Response, 0 mA to 150 mA

(VIN = 4.5 V, PWM Mode)

TIME (20µs/DIV)

OUTPUT VOLTAGE (50mV/DIV)

LOAD CURRENT (100mA/DIV)

Figure 31. Load Transient Response, 50 mA to 250 mA

(VIN = 2.5 V, Auto Mode)

TIME (20µs/DIV)

OUTPUT VOLTAGE (50mV/DIV)

LOAD CURRENT (100mA/DIV)

Figure 32. Load Transient Response, 50 mA to 250 mA

(VIN = 3.6 V Auto Mode)

TIME (20µs/DIV)

OUTPUT VOLTAGE (50mV/DIV, 1.82V OFFSET)

LOAD CURRENT (100mA/DIV)

Figure 33. Load Transient Response, 50 mA to 250 mA

(VIN = 4.5 V, Auto Mode)

ADP2121 Datasheet(PDF) 10 Page - Analog Devices