LS7561N 데이터 시트보기 (PDF) - LSI Corporation

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LS7561N

BRUSHLESS DC MOTOR CONTROLLER

LSI Corporation  

PARAMETER

Output High State (RL = 15kΩ to Ground)

Output Low State (RL = 15kΩ to VR)

Output Source or Sink Current

Oscillator:

Oscillator Frequency

Percentage Frequency Change per Volt

(VDD = 10V to 18V)

SYMBOL

VOH

VOL

Io

FOSC

∆F OSC ∆V

F

Sawtooth High Voltage

Sawtooth Low Voltage

Capacitor Discharge Current

VOSCP

VOSCV

ID

Logic Inputs:

Input Threshold Voltage

VIH

(Pins 1, 20, 21, 22, 23, 24, 25, 26, 27)

VIL

Brake and Sensor (Pins 23, 24, 25, 26)

High State Input Current (VIN = 4V)

IIH

Low State Input Current (VIL = 0V)

IIL

Sequence Select, Top Driver Polarity

Select, PWM Control, Brake Select,

and F/R Select (Pins 1, 20, 21, 22, 27)

High State Input Current (VIN = 4V)

IIH

Low State Input Current (VIL = 0V)

IIL

Enable Input Threshold Voltage (Pin 2)

VIH

Hysteresis

VH

Enable Input Current

IIN

Overcurrent Sense Comparator:

Input Threshold Voltage

VIH

Input Current

IIN

Outputs:

Closed Loop Control Section:

Tachometer Out

Output High Voltage (Isource = 1.5mA)

VOH

Output Low Voltage (Isink = 5mA)

VOL

Pulse Width

TW

Capacitor Discharge Current (RC Terminal)

ID

Output Drivers (Pins 12, 13, 14, 15, 16, 17)

Sourcing 25mA

VOH

Sourcing 50mA

VOH

Sinking 25mA

VOL

Sinking 50mA

VOL

Switching Times

TR

(CL = 250pF)

TF

Switching Times

TR

CL = 1000pF)

TF

Fault Output Voltage (Isink = 2mA)

VFO

Fault Off-State Leakage

IF

Under Voltage Lockout:

For VDD

Hysteresis

For VR

Hysteresis

VUV

VH

VUVR

VH

Power Supply Current

VDD = 10V

IDD

VDD = 12V

IDD

VDD = 18V

IDD

7560N-092605-3

MIN

VR

-

-

21

-

-

0.7

0.6

3.0

-

-36

-50

-16

-25

2.1

0.2

-

85

-

VR - 0.8

0.18

95

1.8

9.5

8

1.0

2.75

30

35

100

130

-

-

7.0

0.45

3.5

0.16

-

-

-

TYP

-

-

-

24

0.4

3.8

1.0

1.0

2.3

1.8

-27

-40

MAX

-

1.0

1.0

27

1.0

4.5

-

2.5

-

1.4

-20

-30

-12

-8

-17

-10

2.8

3.2

0.3

0.4

-

10

100

115

-

10

VR - 0.5

0.27

105

3

VR - 0.3

0.40

115

7.5

10.5

11

8.8

9.5

1.30

2.0

3.40

4.2

45

60

50

65

150

200

180

230

-

0.5

10

-

8.5

10

0.65

0.85

4.1

4.8

0.3

0.4

2.0

2.5

3.0

4.0

7.0

11.0

UNIT

V

V

mA

kHz

%/V

V

V

mA

V

V

µA

µA

µA

µA

V

V

nA

mV

nA

V

V

µs

mA

V

V

V

V

ns

ns

ns

ns

V

nA

V

V

V

V

mA

mA

mA

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