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5

Functional Block Diagram

Lead Definitions

Symbol

Lead Description

HIN1,2,3

Logic inputs for high side gate driver outputs (HO1,2,3), out of phase.

LIN1,2,3

Logic inputs for low side gate driver outputs (LO1,2,3), out of phase.

FAULT

Indicates over-current or undervoltage lockout (low side) has occurred, negative logic.

Logic and low side fixed supply.

ITRIP

Input for over-current shut down.

FLT-CLR

Logic input for fault clear, negative logic.

SD

Logic input for shut down.

CAO

Output of current amplifier.

CA-

Negative input of current amplifier.

CA+

Positive input of current amplifier.

Logic ground.

COM

Low side return.

High side floating supplies.

HO1,2,3

High side gate drive outputs.

High side floating supply returns.

LO1,2,3

Low side gate drive outputs