ADP2140 datasheet(23/32 Pages) AD

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Data Sheet

ADP2140

Rev. B | Page 23 of 32

CH1 500mV

CH2 500mV

M40.0µs

A CH3

1.16V

T 10.00%

CH3 2.00V

LDO OUTPUT

BUCK OUTPUT

EN1

Figure 78. Autosequence Mode Turn On Behavior, Buck Voltage = 1.8 V,

LDO Voltage = 1.2 V, Buck Load = 500 mA, LDO Load = 100 mA

CH1 1.00V

CH2 1.00V

M100ms

A CH3

3.04V

CH3 2.00V

LDO OUTPUT

BUCK OUTPUT

EN1

Figure 79. Autosequence Mode Turn On Behavior, Buck Voltage =1.8 V,

LDO Voltage = 1.2 V, Buck Load = 1 mA, LDO Load = 100 mA

CH1 500mV

CH2 1.00V

M2.00ms

A CH3

2.04V

T 10.00%

CH3 2.00V

LDO OUTPUT

BUCK OUTPUT

EN1

Figure 80. Autosequence Mode Turn On Behavior, Buck Voltage = 1.0 V,

LDO Voltage = 3.3 V, Buck Load = 500 mA, LDO Load = 100 mA

CH1 500mV

CH2 1.00V

M40.0µs

A CH3

2.04V

T 10.00%

CH3 2.00V

BUCK OUTPUT

EN1

LDO OUTPUT

Figure 81. Autosequence Mode Turn On Behavior, Buck Voltage = 1.0 V,

LDO Voltage = 3.3 V, Buck Load = 500 mA, LDO Load = 100 mA

(Expanded Version of Figure 80)

CH1 500mV

CH2 1.00V

M40.0µs

A CH3

2.04V

T 10.00%

CH3 2.00V

BUCK OUTPUT

EN1

LDO OUTPUT

Figure 82. Autosequence Mode Turn Off Behavior, Buck Voltage = 1.0 V,

LDO Voltage = 3.3 V, Buck Load = 500 mA, LDO Load = 100 mA

CH1 500mV

CH2 1.00V

M2.00ms

A CH3

3.04V

T 10.00%

CH3 2.00V

BUCK OUTPUT

EN1

LDO OUTPUT

Figure 83. Autosequence Mode Turn On Behavior, Buck Voltage = 1.0 V,

LDO Voltage = 3.3 V, Buck Load = 1 mA, LDO Load = 100 mA

ADP2140 Datasheet(PDF) 23 Page - Analog Devices

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