High Voltage 3-Phase Motor Driver

SMA6851M

2

All performance characteristics given are typical values for circuit or

system baseline design only and are at the nominal operating voltage and

Recommended Operating Conditions

Characteristic

Symbol

Remarks

Min.

Typ.

Max.

Units

Main Supply Voltage

Between VBB and LS

–

140

200

V

Logic Supply Voltage

Between VCC and COM

13.5

–

16.5

V

Minimum Input Pulse

0.5

–

–

μs

Dead Time

1.5

–

–

μs

Junction Temperature

–

–

125

°C

Selection Guide

Part Number

Packing

MOSFET Breakdown

(V)

Output Current

(A)

(A)

SMA6851M

18 pieces per tube

250

2

4

Absolute Maximum Ratings

Characteristic

Symbol

Remarks

Rating

Unit

MOSFET Breakdown Voltage

250

V

Logic Supply Voltage

Between VCC and COM

20

V

Bootstrap Voltage

Between VB and HS (U,V, and W phases)

20

V

Output Current, Continuous

2A

Output Current, Pulsed

PW ≤ 100 μs, duty cycle = 1%

4

A

Output Current for Regulator

35

mA

Input Voltage

–0.5 to 7

V

Allowable Power Dissipation

28

W

Thermal Resistance (Junction to Case)

All elements operating

4.46

°C/W

Thermal Resistance (Junction to Ambient)

All elements operating

31.25

°C/W

Case Operating Temperature

–20 to 100

°C

Junction Temperature (MOSFET)

150

°C

Storage Temperature

–40 to 150

°C

Allegro MicroSystems, Inc.

115 Northeast Cutoff, Box 15036

Worcester, Massachusetts 01615-0036 (508) 853-5000

www.allegromicro.com