Brushless Motor Controller – SiS33035

Rev 1.0

25/10/22

DC Electrical Characteristics

VCC = VC = 20V, RT = 4.7kΩ, CT = 10nF, TA = 25°C unless otherwise noted

LIMITS

PARAMETER

SYMBOL

CONDITIONS

MIN

TYP

MAX

UNITS

ERROR AMPLIFIER

Input Offset Voltage

VIO

TA = -40 to 85°C

-

0.4

10

mV

Input Offset Current

IIO

TA = -40 to 85°C

-

8.0

500

nA

Input Bias Current

IIB

TA = -40 to 85°C

-

-46

-1000

nA

Input Common Mode

Voltage Range

VICR

-

0

-

Vref

V

Open Loop

Voltage Gain

AVOL

VO = 3V, RL = 15kΩ

70

80

-

dB

Input Common Mode

Rejection Ratio

CMRR

-

55

86

-

dB

Power Supply

Rejection Ratio

PSRR

VCC = VC = 10 to 30V

65

105

-

dB

Output Voltage Swing

High State

VOH

RL = 15kΩ to Gnd

4.6

5.3

-

V

Output Voltage Swing

Low State

VOL

RL = 15kΩ to Vref

-

0.5

1.0

V

OSCILLATOR SECTION

Oscillator Frequency

fOSC

-

22

25

28

kHz

Frequency

Change with Voltage

∆fOSC/∆V

VCC = 10 to 30V

-

0.01

5.00

%

Sawtooth

Peak Voltage

VOSC(P)

-

-

4.1

4.5

V

Sawtooth

Valley Voltage

VOSC(V)

-

1.2

1.5

-

V

LOGIC INPUTS

Input Threshold

Voltage High State

VIH

3.0

2.2

-

V

Input Threshold

Voltage Low State

VIL

Pads 3, 4, 5, 6, 7, 24, 25

-

1.7

0.8

V

Sensor Inputs

-150

-70

-20

Forward/Reverse

-75

-36

-10

60°/120° Select

-75

-36

-10

High State

VIH

Input Current

IIH

Output Enable

= 5.0V

-60

-29

-10

µA

Sensor Inputs

-600

-337

-150

Forward/Reverse

-300

-175

-75

60°/120° Select

-300

-175

-75

Low State

Input Current

IIL

Output Enable

VIL

= 0V

-60

-29

-10

µA

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