MPIC2130P Просмотр технического описания (PDF) - Motorola => Freescale

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MPIC2130P

3-PHASE BRIDGE DRIVER

Motorola => Freescale 

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 Occurent, Negative Logic

VCC

ITRIP

Logic and Low Side Fixed Supply

Input for Over–current Shut Down

CAO

Output of Current Amplifier

CA–

Negative Input of Current Amplifier

VSS

VB1,2,3

HO1,2,3

Logic Ground

High Side Floating Supplies

High Side Gate Drive Outputs

VS1,2,3

LO1,2,3

High Side Floating Supply Returns

Low Side Gate Drive Outputs

VSO

Low Side Return, Positive Input of Current Amplifier

MPIC2130

HIN

LIN

ITRIP

FAULT

HO1–3

LO1–3

Figure 1. Input / Output Timing Diagram

HIN

50%

50%

LIN

LO

50% 50%

HO

DT

DT

Figure 3. Deadtime Waveform Definitions

HIN

LIN

50%

50%

tr

ton

90%

tf

toff

90%

HO

LO

10%

10%

Figure 2. Switching Time Waveform

Definitions

LIN2

50%

ITRIP

50%

FAULT

50%

50%

LO2

50%

tflt

tfltclr

titrip

Figure 4. Overcurrent Shutdown Waveform

Definitions

Motorola Power Products Division Advanced Data

5

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