LTC4261 datasheet(24/34 Pages) AD

24 / 34 page

LTC2945

Rev. C

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APPLICATIONS INFORMATION

Table 5. STATUS Register C (02h) – Read

BIT

NAME

OPERATION

POWER Overvalue Present

Indicates POWER Overvalue When POWER is > Maximum Power Threshold;

1 = POWER Overvalue,

0 = POWER Not Overvalue

POWER Undervalue Present

Indicates POWER Undervalue When POWER is < Minimum Power Threshold;

1 = POWER Undervalue,

0 = POWER Not Undervalue

ΔSENSE Overvalue Present

Indicates ΔSENSE Overvalue When ΔSENSE is > Maximum ΔSENSE Threshold;

1 = ΔSENSE Overvalue,

0 = ΔSENSE Not Overvalue

ΔSENSE Undervalue Present Indicates ΔSENSE Undervalue When ΔSENSE is < Minimum ΔSENSE Threshold;

1 = ΔSENSE Undervalue,

0 = ΔSENSE Not Undervalue

VIN Overvalue Present

Indicates VIN Overvalue When VIN is > Maximum VIN Threshold;

1 = VIN Overvalue,

0 = VIN Not Overvalue

VIN Undervalue Present

Indicates VIN Undervalue When VIN is < Minimum VIN Threshold;

1 = VIN Undervalue,

0 = VIN Not Undervalue

ADIN Overvalue Present

Indicates ADIN Overvalue When ADIN is > Maximum ADIN Threshold;

1 = ADIN Overvalue,

0 = ADIN Not Overvalue

ADIN Undervalue Present

Indicates ADIN Undervalue When ADIN is < Minimum ADIN Threshold;

1 = ADIN Undervalue,

0 = ADIN Not Undervalue

Table 6. FAULT Register D (03h) – Read/Write

BIT

NAME

OPERATION

POWER Overvalue Fault

Occurred

Indicates POWER Overvalue Fault When POWER was > Maximum Power Threshold;

1 = POWER Overvalue Fault Occurred,

0 = No POWER Overvalue Faults

POWER Undervalue Fault

Occurred

Indicates POWER Undervalue Fault When POWER was < Minimum Power Threshold;

1 = POWER Undervalue Fault Occurred,

0 = No POWER Undervalue Faults

ΔSENSE Overvalue Fault

Occurred

Indicates ΔSENSE Overvalue Fault When ΔSENSE was > Maximum ΔSENSE Threshold;

1 = ΔSENSE Overvalue Fault Occurred,

0 = No ΔSENSE Overvalue Faults

ΔSENSE Undervalue Fault

Occurred

Indicates ΔSENSE Undervalue Fault When ΔSENSE was < Minimum ΔSENSE Threshold;

1 = ΔSENSE Undervalue Fault Occurred,

0 = No ΔSENSE Undervalue Faults

VIN Overvalue Fault

Occurred

Indicates VIN Overvalue Fault When VIN was > Maximum VIN Threshold;

1 = VIN Overvalue Fault Occurred,

0 = No VIN Overvalue Faults

VIN Undervalue Fault

Occurred

Indicates VIN Undervalue Fault When VIN was < Minimum VIN Threshold;

1 = VIN Undervalue Fault Occurred,

0 = No VIN Undervalue Faults

ADIN Overvalue Fault

Occurred

Indicates ADIN Overvalue Fault When ADIN was > Maximum ADIN Threshold;

1 = ADIN Overvalue Fault Occurred,

0 = No ADIN Overvalue Faults

ADIN Undervalue Fault

Occurred

Indicates ADIN Undervalue Fault When ADIN was < Minimum ADIN Threshold;

1 = ADIN Undervalue Fault Occurred,

0 = No ADIN Undervalue Faults

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