ADP2147CB-170EVALZ datasheet(9/16 Pages) AD

Part #	ADP2147CB-170EVALZ

Description	Compact, 800 mA, 3 MHz, Simple DVS, Buck Regulator Input voltage: 2.3 V to 5.5 V

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Manufacturer	AD [Analog Devices]

Direct Link	http://www.analog.com

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9 / 16 page

ADP2147

Rev. 0 | Page 9 of 16

CH1 20.0mV

CH3 1.00V

M 40.0µs

A CH3

4.50V

T

1

3

T

–84.0000µs

VOUT

VIN

Figure 21. Response to Line Transient, VOUT = 0.8 V,

VIN = 4.0 V to 4.8 V

CH1 20.0mV

CH3 1.00V

M 40.0µs

A CH3

4.50V

T

1

3

T

–84.0000µs

VOUT

VIN

Figure 22. Response to Line Transient, VOUT = 1.8 V,

VIN = 4.0 V to 4.8 V

CH1 2.00V Ω

CH4 5.00V

CH2 500mA Ω

M 40.0µs

A CH3

2.50V

T 10.40%

CH3 5.00V

T

4

1

3

2

SW

VOUT

IIN

EN

Figure 23. Startup, VOUT = 1.8 V, IOUT = 10 mA

CH1 1.00V Ω

CH4 5.00V

CH2 500mA Ω

M 40.0µs

A CH3

2.50V

T 10.40%

CH3 5.00V

T

4

1

3

2

SW

VOUT

IIN

EN

Figure 24. Startup, VOUT = 0.8 V, IOUT = 10 mA

CH1 5.00V Ω

CH4 5.00V

CH2 500mA Ω

M 40.0µs

A CH3

2.50V

T 10.40%

CH3 5.00V

T

4

1

3

2

SW

VOUT

IIN

EN

Figure 25. Startup, VOUT = 3.3 V, IOUT = 10 mA

T

4

1

2

A CH1

3.80mV

M 1.00µs

T 50.00%

CH1 10.0mVΩ

CH4 2.00V

CH2 500mA Ω

SW

VOUT

IL

Figure 26. Typical Waveform, VOUT = 1.8 V, PSM Mode, IOUT = 10 mA

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ADP2147CB-170EVALZ Datasheet(PDF) 9 Page - Analog Devices

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