DRV8812PWPR datasheet(6/18 Pages) TI1

Part #	DRV8812PWPR

Description	DRV8812PWPR

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Manufacturer	TI1 [Texas Instruments]

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DRV8812

SLVS997F – OCTOBER 2009 – REVISED AUGUST 2013

www.ti.com

ELECTRICAL CHARACTERISTICS

over operating free-air temperature range (unless otherwise noted)

PARAMETER

TEST CONDITIONS

MIN

TYP

MAX

UNIT

POWER SUPPLIES

IVM

VM operating supply current

VM = 24 V, fPWM < 50 kHz

5

8

mA

IVMQ

VM sleep mode supply current

VM = 24 V

10

20

μA

VUVLO

VM undervoltage lockout voltage

VM rising

7.8

8.2

V

V3P3OUT REGULATOR

IOUT = 0 to 1 mA, VM = 24 V, TJ = 25°C

3.18

3.30

3.42

V3P3

V3P3OUT voltage

V

IOUT = 0 to 1 mA

3.10

3.30

3.50

LOGIC-LEVEL INPUTS

VIL

Input low voltage

0.6

0.7

V

VIH

Input high voltage

2

5.25

V

VHYS

Input hysteresis

0.45

V

IIL

Input low current

VIN = 0

–20

20

μA

IIH

Input high current

VIN = 3.3 V

100

μA

nFAULT OUTPUT (OPEN-DRAIN OUTPUT)

VOL

Output low voltage

IO = 5 mA

0.5

V

IOH

Output high leakage current

VO = 3.3 V

1

μA

DECAY INPUT

VIL

Input low threshold voltage

For slow decay mode

0

0.8

V

VIH

Input high threshold voltage

For fast decay mode

2

V

IIN

Input current

±40

µA

H-BRIDGE FETS

VM = 24 V, I O = 1 A, TJ = 25°C

0.63

RDS(ON)

HS FET on resistance

Ω

VM = 24 V, IO = 1 A, TJ = 85°C

0.76

0.90

VM = 24 V, IO = 1 A, TJ = 25°C

0.65

RDS(ON)

LS FET on resistance

Ω

VM = 24 V, IO = 1 A, TJ = 85°C

0.78

0.90

IOFF

Off-state leakage current

–20

20

μA

MOTOR DRIVER

fPWM

Internal PWM frequency

50

kHz

tBLANK

Current sense blanking time

3.75

μs

tR

Rise time

VM = 24 V

100

360

ns

tF

Fall time

VM = 24 V

80

250

ns

tDEAD

Dead time

400

ns

tDEG

Input deglitch time

1.3

2.9

µs

PROTECTION CIRCUITS

IOCP

Overcurrent protection trip level

1.8

5

A

tTSD

Thermal shutdown temperature

Die temperature

150

160

180

°C

CURRENT CONTROL

IREF

xVREF input current

xVREF = 3.3 V

–3

3

μA

xVREF = 3.3 V, 100% current setting

635

660

685

VTRIP

xISENSE trip voltage

xVREF = 3.3 V, 71% current setting

445

469

492

mV

xVREF = 3.3 V, 38% current setting

225

251

276

AISENSE

Current sense amplifier gain

Reference only

5

V/V

6

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