TMC9660 datasheet(39/101 Pages) AD

39 / 101 page

TMC9660

70V Smart Gate Driver with Servo (FOC)

Controller in HW and Buck Converter

www.analog.com

Analog Devices | 39

(VSA = from 7.7V to 80V, VS = from 7.7V to 70V, Junction Temperature = from -40ºC to 125ºC, Unless otherwise noted, Limits over

the operating temperature range and relevant supply voltage range are guaranteed by design and characterization. Specifications

marked "GBD" are guaranteed by design and not production tested)

PARAMETER

SYMBOL

CONDITIONS

MIN

TYP

MAX

UNITS

Output Impedance

RCP_DRV

CFLY = 220nF effective value

7.0

Switching Frequency

fCP_SW

fBUCK_

SW_PW

kHz

Soft-Start Time

tCP_SS

CTANK = 4.7μF

IVDRV = 0mA

Charge pump

settling time-up to

2x VBUCK

360

μs

Power Efficiency

PCP_EFF

IVDRV = 50mA

CFLY = 220nF

effective value

95.9

VDRV UVLO Threshold

VVDRV_UV

Rising

6.3

6.45

6.6

Falling

6.1

6.3

6.4

BST UVLO Threshold

VBST_UV

Rising

5.2

6.0

6.52

Falling

4.9

5.8

6.24

LINEAR REGULATORS FOR EXTERNAL LOADS (1V8, AV18)

1V8 Voltage Regulation

V1V8

1.8

1.9

A1V8 Voltage

Regulation

VA1V8

1.72

1.82

1.92

1V8, A1V8 UVLO

Threshold

VA/1V8_UV

Rising

1.6

1.64

1.7

Falling

1.53

1.58

1.63

1V8 POR Threshold

V1V8_POR

Falling

1.08

1.21

1.35

LINEAR REGULATORS FOR EXTERNAL LOADS (VEXT1, VEXT2)

Output Voltage

VOUT

2.5V setting

2.4375

2.5

2.5625

3.3V setting

3.2175

3.3

3.3825

5V setting

4.75

5.125

Output Voltage

Accuracy

VOUT_ACC2

VBUCK = 5.8V, IOUT = 0.1mA to

IOUT(MAX)

-2.5

2.5

Maximum Output

Current

IOUT(MAX)

150

Load Regulation

VBUCK = 5.8V, IOUT = 0.1mA to

IOUT(MAX)

0.1

Output Current Limit

ILIM

VOUT = 90% of VOUT(TARGET)

150

175

225

Overcurrent Protection

Shutdown Time

TOVC

From overcurrent detection to LDO

shutdown

200

μs

Overcurrent Protection

Autoretry Time

TRETRY

Rising Threshold

EXTERNAL SUPPLY UNDERVOLTAGE LOCKOUT (UVLO)

VSA UVLO Threshold

VVSA_UV

Rising

7.35

7.50

7.65

Falling

7.15

7.30

7.45

VS UVLO Threshold

Configurable Range

VVS_UV

Rising

4.0

8.0

VVCCIO_UV

Rising

1.2

1.6

2.0

TMC9660 Datasheet(PDF) 39 Page - Analog Devices

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