ADP7158ARDZ-2.0-R7 datasheet(13/23 Pages) AD

13 / 23 page

ADP7158

Data Sheet

Rev. A | Page 12 of 22

CH1 1.00A BW CH2 10.0mV BW M4.00µs A CH1

740mA

T 20.800%

IOUT

VOUT

SLEW RATE = 3.3A/µs

Figure 35. Load Transient Response, ILOAD = 100 mA to 2 A,

VOUT = 1.8 V, VIN = 2.5 V, Channel 1 = IOUT, Channel 2 = VOUT

CH1 1.00A BW CH2 10.0mV BW M4.00µs A CH1

740mA

T 20.70%

IOUT

VOUT

SLEW RATE = 2.4A/µs

Figure 36. Load Transient Response, ILOAD = 100 mA to 2 A,

VOUT = 1.8 V, VIN = 2.5 V, COUT = 22 μF, Channel 1= IOUT, Channel 2 = VOUT

CH1 1.00V BW CH2 5.00mV BW M10.0µs

A CH1

4.42A

T 21.10%

VOUT

VIN

SLEW RATE = 1V/µs

Figure 37. Line Transient Response, 1 V Input Step, ILOAD = 2 A,

VOUT = 3.3 V, VIN = 3.8 V, Channel 1 = VIN, Channel 2 = VOUT

CH1 1.00V BW CH2 2.00mV BW M10.0µs

A CH1

2.80A

T 21.80%

VOUT

VIN

SLEW RATE = 1V/µs

Figure 38. Line Transient Response, 1 V Input Step, ILOAD = 2 A,

VOUT = 1.8 V, VIN = 2.5 V, Channel 1 = VIN, Channel 2 = VOUT

0.5

1.0

1.5

2.0

2.5

3.0

3.5

–2

–1

123

45678

TIME (ms)

VEN

3.3V

2.5V

1.8V

Figure 39. VOUT Start-Up Time After VEN Rising

at Various Output Voltages, VIN = 5 V, CBYP = 1 μF

–2

2468

VEN

1µF

4.7µF

10µF

0.5

1.0

1.5

2.0

2.5

3.0

3.5

TIME (ms)

Figure 40. VOUT Start-Up Time Behavior at Various Values of CBYP,

VOUT = 3.3 V

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