DRV8316 datasheet(13/97 Pages) TI

13 / 97 page

TJ = –40°C to +150°C, VVM = 4.5 to 35 V (unless otherwise noted). Typical limits apply for TA = 25°C, VVM = 24 V

PARAMETER

TEST CONDITIONS

MIN

TYP

MAX UNIT

tSET

Settling time to ±1%, 30 pF

Step on SOX = 1.2 V, GCSA = 0.15 V/A

μs

Step on SOX = 1.2 V, GCSA = 0.3 V/A

μs

Step on SOX = 1.2 V, GCSA = 0.6 V/A

μs

Step on SOX = 1.2 V, GCSA = 1.2 V/A

μs

VDRIFT

Drift offset

Phase current = 0 A

–160

160 µA/

℃

IVREF

VREF input current

VREF = 3.0 V

µA

PSRR

Power Supply Rejection Ratio

AVDD to SOx, DC

AVDD to SOx, 10 kHz

AVDD to SOx, 500 kHz

PULSE-BY-PULSE CURRENT LIMIT

VLIM

Voltage on VLIM pin for cycle by cycle

current limit

AVDD/2

AVDD/2–

0.4

ILIMIT

Current limit corresponding to VLIM pin

voltage range

ILIM_AC

Current limit accuracy

–10

tBLANK

Cycle by cycle current limit blank time

µs

PROTECTION CIRCUITS

VUVLO

Supply undervoltage lockout (UVLO)

VM rising

4.3

4.4

4.5

VM falling

4.1

4.2

4.3

VUVLO_HYS

Supply undervoltage lockout hysteresis

Rising to falling threshold

140

200

350

tUVLO

Supply undervoltage deglitch time

µs

VOVP

Supply overvoltage protection (OVP)

(SPI Device)

Supply rising, OVP_EN = 1, OVP_SEL =

32.5

Supply falling, OVP_EN = 1, OVP_SEL

= 0

31.8

34.3

Supply rising, OVP_EN = 1, OVP_SEL =

Supply falling, OVP_EN = 1, OVP_SEL

= 1

VOVP_HYS

Supply overvoltage protection (OVP)

(SPI Device)

Rising to falling threshold, OVP_SEL = 1

0.9

1.1

Rising to falling threshold, OVP_SEL = 0

0.7

0.8

0.9

tOVP

Supply overvoltage deglitch time

2.5

µs

VCPUV

Charge pump undervoltage lockout

(above VM)

Supply rising

2.3

2.5

2.7

Supply falling

2.2

2.4

2.6

VCPUV_HYS

Charge pump UVLO hysteresis

Rising to falling threshold

100

140

VAVDD_UV

Analog regulator undervoltage lockout

Supply rising

2.7

2.85

Supply falling

2.5

2.65

2.8

VAVDD_

UV_HYS

Analog regulator undervoltage lockout

hysteresis

Rising to falling threshold

180

200

240

IOCP

Overcurrent protection trip point (SPI

Device)

OCP_LVL = 0b

OCP_LVL = 1b

Overcurrent protection trip point (HW

Device)

OCP pin tied to AGND

21.5

OCP pin tied to AVDD

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DRV8316-Q1

SLVSGK9 – JANUARY 2022

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DRV8316 Datasheet(PDF) 13 Page - Texas Instruments

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