ADPL21504 datasheet(8/16 Pages) AD

8 / 16 page

Data Sheet

ADPL21504

analog.com

Rev. 0

8 of 16

Figure 11. Shutdown Pin Current

Figure 12. Start-up Waveform

(See Figure 1, Typical Application Circuit)

Figure 13. Steady-state Waveforms at Full Load

(See Figure 1, Typical Application Circuit)

Figure 14. Steady-state Waveform at Light Load

(See Figure 1, Typical Application Circuit)

Figure 15. Transient Response 10mA to 20mA

(See Figure 1, Typical Application Circuit)

Figure 16. Transient Response Light Load to 10mA

(See Figure 1, Typical Application Circuit)

SHUTDOWN PIN VOLTAGE (V)

2.5

7.5

12.5

5.0

10.0

15.0

25°C

100°C

VIN = 3.3V

ILOAD = 12mA

SHDN

2V/DIV

VOUT

20V/DIV

VSW

20V/DIV

500mA/DIV

200µs/DIV

VIN = 3.3V

ILOAD = 12mA

VOUT

500mV/DIV

VSW

20V/DIV

500mA/DIV

40µs/DIV

VIN = 3.3V

ILOAD = 50µA

VOUT

500mV/DIV

VSW

20V/DIV

500mA/DIV

2ms/DIV

VIN = 3.3V

IOUT = 10mA TO 20mA

VOUT

500mV/DIV

IOUT

10mA/DIV

500mA/DIV

200µs/DIV

VIN = 3.3V

ILOAD = 50µA TO 10mA

VOUT

500mV/DIV

IOUT

10mA/DIV

500mA/DIV

400µs/DIV

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