MCT8316Z datasheet(9/100 Pages) TI

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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

tPWM_LOW

PWM low time required for motor lock

detection

200

tWAKE

Wakeup time

VVM > VUVLO, nSLEEP = 1 to outputs

ready and nFAULT released

tSLEEP

Sleep Pulse time

nSLEEP = 0 period to enter sleep mode

120

µs

tRST

Reset Pulse time

nSLEEP = 0 period to reset faults

µs

BUCK REGULATOR

VBK

Buck regulator average voltage

(LBK = 47 µH, CBK = 22 µF)

(SPI Device)

VVM > 6 V, 0 mA ≤ IBK ≤ 200 mA,

BUCK_SEL = 00b

3.1

3.3

3.5

VVM > 6 V, 0 mA ≤ IBK ≤ 200 mA,

BUCK_SEL = 01b

4.6

5.0

5.4

VVM > 6 V, 0 mA ≤ IBK ≤ 200 mA,

BUCK_SEL = 10b

3.7

4.0

4.3

VVM > 6.7 V, 0 mA ≤ IBK ≤ 200 mA,

BUCK_SEL = 11b

5.2

5.7

6.2

VVM < 6.0 V (BUCK_SEL = 00b, 01b,

10b) or VVM < 6.0 V (BUCK_SEL = 11b),

0 mA ≤ IBK ≤ 200 mA

VVM–

IBK*(RLBK+

2)(1)

VBK

Buck regulator average voltage

(LBK = 22 µH, CBK = 22 µF)

(SPI Device)

VVM > 6 V, 0 mA ≤ IBK ≤ 50 mA,

BUCK_SEL = 00b

3.1

3.3

3.5

VVM > 6 V, 0 mA ≤ IBK ≤ 50 mA,

BUCK_SEL = 01b

4.6

5.0

5.4

VVM > 6 V, 0 mA ≤ IBK ≤ 50 mA,

BUCK_SEL = 10b

3.7

4.0

4.3

VVM > 6.7 V, 0 mA ≤ IBK ≤ 50 mA,

BUCK_SEL = 11b

5.2

5.7

6.2

VVM < 6.0 V (BUCK_SEL = 00b, 01b,

10b) or VVM < 6.0 V (BUCK_SEL = 11b),

0 mA ≤ IBK ≤ 50 mA

VVM–

IBK*(RLBK+

2) (1)

VBK

Buck regulator average voltage

(RBK = 22 Ω, CBK = 22 µF)

(SPI Device)

VVM > 6 V, 0 mA ≤ IBK ≤ 40 mA,

BUCK_SEL = 00b

3.1

3.3

3.5

VVM > 6 V, 0 mA ≤ IBK ≤ 40 mA,

BUCK_SEL = 01b

4.6

5.0

5.4

VVM > 6 V, 0 mA ≤ IBK ≤ 40 mA,

BUCK_SEL = 10b

3.7

4.0

4.3

VVM > 6.7 V, 0 mA ≤ IBK ≤ 40 mA,

BUCK_SEL = 11b

5.2

5.7

6.2

VVM < 6.0 V (BUCK_SEL = 00b, 01b,

10b) or VVM < 6.0 V (BUCK_SEL = 11b),

0 mA ≤ IBK ≤ 40 mA

VVM–

IBK*(RBK+2

)(1)

VBK

Buck regulator average voltage

(LBK = 47 µH, CBK = 22 µF)

(HW Device)

VVM > 6 V, 0 mA ≤ IBK ≤ 200 mA,

VSEL_BK pin tied to AGND

3.1

3.3

3.5

VVM > 6 V, 0 mA ≤ IBK ≤ 200

mA, VSEL_BK pin to Hi-Z

4.6

5.0

5.4

VVM > 6 V, 0 mA ≤ IBK ≤ 200

mA, VSEL_BK pin to 47 kΩ +/- 5% tied

to AVDD

3.7

4.0

4.3

VVM > 6.7 V, 0 mA ≤ IBK ≤ 200 mA,

VSEL_BK pin tied to AVDD

5.2

5.7

6.2

VVM < 6.0 V, 0 mA ≤ IBK ≤ 200 mA

VVM–

IBK*(RLBK+

2)(1)

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MCT8316Z-Q1

SLVSGO3 – DECEMBER 2021

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