ADP5138ACPZ-2-R7 datasheet(14/23 Pages) AD

Teilenummer	ADP5138ACPZ-2-R7

Bauteilbeschribung	Quad, 1 A, 5.5 V, Synchronous Step-Down Regulators with One RF LDO Regulator

PDF	23 Pages

Scroll/Zoom	100%

Hersteller	AD [Analog Devices]

Direct Link	http://www.analog.com

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14 / 23 page

ADP5138

Data Sheet

Rev. A | Page 14 of 23

Figure 28. LDO Output Noise RMS Value vs. Frequency at VPVIN5 = 5 V,

IOUT5 = 250 mA, VOUT5 = 1.8 V, Adjustable Output Option

Figure 29. Startup with Full Load (ENx, VOUT1, VOUT2, and VOUT3)

Figure 30. Shutdown at No Load (ENx, VOUT1, VOUT2, and VOUT3)

Figure 31. Phase Shift

Figure 32. Startup with Full Load (VOUT3, VOUT4, VOUT5, and POR)

Figure 33. Shutdown at No Load (VOUT3, VOUT4, VOUT5, and POR)

100k

10k

100

FREQUENCY (Hz)

CH1 5.00V BW

CH4 1.00V BW

CH3 500mV BW

CH2 2.00V BW

CH1

2.70V

1.00ms

T 30.00%

ENx

VOUT1

VOUT2

VOUT3

CH1 5.00V BW

CH4 1.00V BW

CH3 1.00V BW

CH2 2.00V BW

CH1

2.70V

2.00ms

T 30.00%

ENx

VOUT1

VOUT2

VOUT3

CH1 5.00V

CH4 5.00V

CH3 5.00V

CH2 5.00V

CH1

1.80V

200ns

T 50.60%

SW1

SW2

SW3

SW4

CH1 5.00V BW

CH4 1.00V BW

CH3 1.00V BW

CH2 1.00V BW

CH1

2.70V

1.00ms

T 87.20%

VOUT4

VOUT3

VOUT5

POR

CH1 5.00V BW

CH4 1.00V BW

CH3 1.00V BW

CH2 1.00V BW

CH1

2.70V

2.00ms

T 30.00%

VOUT4

VOUT3

VOUT5

POR

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