ADP5040ACPZ-1-R7 datasheet(13/40 Pages) AD

13 / 40 page

Data Sheet

ADP5040

Rev. 0 | Page 13 of 40

2.0

1.8

0.2

0.4

0.6

0.8

1.6

1.4

1.2

1.0

2.4

3.9

3.4

2.9

4.4

4.9

5.4

VIN (V)

VOUT = 1.2V

Figure 33. Buck DC Current Capability vs. Input Voltage

2.80

2.82

2.84

2.86

2.88

2.90

2.92

2.94

1.2

1.0

0.2

0.4

0.6

0.8

OUTPUT CURRENT (A)

–40°C

+25°C

+85°C

Figure 34. Buck Switching Frequency vs. Output Current,

Across Temperature, VOUT1 = 1.8 V, PWM Mode

CH2

CH3

CH4

A CH1

640mV

5µs/DIV

500MS/s

2.0ns/pt

VOUT

ISW

200mA/DIV

1MΩ BW 20.0M

3.0V/DIV

1MΩ BW 20.0M

40.0mV/DIV

20.0M

Figure 35. Typical Waveforms, VOUT1 = 3.3 V, IOUT1 = 30 mA, Auto Mode

CH2

CH3

CH4

A CH1

640mV

5µs/DIV

500MS/s

2.0ns/pt

VOUT

ISW

200mA/DIV

1MΩ BW 20.0M

3.0V/DIV

1MΩ BW 20.0M

40.0mV/DIV

20.0M

Figure 36. Typical Waveforms, VOUT1 = 1.8 V, IOUT1 = 30 mA, Auto Mode

CH2

CH3

CH4

A CH3

1.14V

5µs/DIV

500MS/s

2.0ns/pt

VOUT

ISW

200mA/DIV

1MΩ BW 20.0M

3.0V/DIV

1MΩ BW 20.0M

40.0mV/DIV

20.0M

Figure 37. Typical Waveforms, VOUT1 = 1.2 V, IOUT1 = 30 mA, Auto Mode

CH2

CH3

CH4

A CH1

640mV

200ns/DIV

500MS/s

2.0ns/pt

VOUT

ISW

200mA/DIV

1MΩ BW 20.0M

3.0V/DIV

1MΩ BW 20.0M

10.0mV/DIV

20.0M

Figure 38. Typical Waveforms, VOUT1 = 3.3 V, IOUT1 = 30 mA, PWM Mode

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