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参数资料
| 型号： | LS7561N-TS |
| 厂商： | LSI CORP |
| 元件分类： | 运动控制电子 |
| 英文描述： | BRUSHLESS DC MOTOR CONTROLLER, 0.075 A, PDSO28 |
| 封装： | TSSOP-28 |
| 文件页数： | 3/8页 |
| 文件大小： | 119K |
| 代理商： | LS7561N-TS |
PARAMETER
SYMBOL
MIN
TYP
MAX
UNIT
Output High State (RL = 15k
to Ground)
VOH
VR
-
V
Output Low State (RL = 15k
to VR)
VOL
-
1.0
V
Output Source or Sink Current
Io
-
1.0
mA
Oscillator:
Oscillator Frequency
FOSC
21
24
27
kHz
Percentage Frequency Change per Volt
F OSC V
-
0.4
1.0
%/V
(VDD = 10V to 18V)
F
Sawtooth High Voltage
VOSCP
-
3.8
4.5
V
Sawtooth Low Voltage
VOSCV
0.7
1.0
-
V
Capacitor Discharge Current
ID
0.6
1.0
2.5
mA
Logic Inputs:
Input Threshold Voltage
VIH
3.0
2.3
-
V
(Pins 1, 20, 21, 22, 23, 24, 25, 26, 27)
VIL
-
1.8
1.4
V
Brake and Sensor (Pins 23, 24, 25, 26)
High State Input Current (VIN = 4V)
IIH
-36
-27
-20
A
Low State Input Current (VIL = 0V)
IIL
-50
-40
-30
A
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
-16
-12
-8
A
Low State Input Current (VIL = 0V)
IIL
-25
-17
-10
A
Enable Input Threshold Voltage (Pin 2)
VIH
2.1
2.8
3.2
V
Hysteresis
VH
0.2
0.3
0.4
V
Enable Input Current
IIN
-
10
nA
Overcurrent Sense Comparator:
Input Threshold Voltage
VIH
85
100
115
mV
Input Current
IIN
-
10
nA
Outputs:
Closed Loop Control Section:
Tachometer Out
Output High Voltage (Isource = 1.5mA)
VOH
VR - 0.8
VR - 0.5
VR - 0.3
V
Output Low Voltage (Isink = 5mA)
VOL
0.18
0.27
0.40
V
Pulse Width
TW
95
105
115
s
Capacitor Discharge Current (RC Terminal)
ID
1.8
3
7.5
mA
Output Drivers (Pins 12, 13, 14, 15, 16, 17)
Sourcing 25mA
VOH
9.5
10.5
11
V
Sourcing 50mA
VOH
8
8.8
9.5
V
Sinking 25mA
VOL
1.0
1.30
2.0
V
Sinking 50mA
VOL
2.75
3.40
4.2
V
Switching Times
TR
30
45
60
ns
(CL = 250pF)
TF
35
50
65
ns
Switching Times
TR
100
150
200
ns
CL = 1000pF)
TF
130
180
230
ns
Fault Output Voltage (Isink = 2mA)
VFO
-
0.5
V
Fault Off-State Leakage
IF
-
10
-
nA
Under Voltage Lockout:
For VDD
VUV
7.0
8.5
10
V
Hysteresis
VH
0.45
0.65
0.85
V
For VR
VUVR
3.5
4.1
4.8
V
Hysteresis
VH
0.16
0.3
0.4
V
Power Supply Current
VDD = 10V
IDD
-
2.0
2.5
mA
VDD = 12V
IDD
-
3.0
4.0
mA
VDD = 18V
IDD
-
7.0
11.0
mA
7560N-092605-3
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