參數(shù)資料
型號(hào)： LV8041FN
元件分類： 運(yùn)動(dòng)控制電子
英文描述： STEPPER MOTOR CONTROLLER, 0.6 A, QCC52
封裝： 7 X 7 MM, VQFN-52
文件頁(yè)數(shù)： 18/24頁(yè)
文件大小： 802K
代理商： LV8041FN
LV8041FN
No.7944-3/24
Continued from preceding page.
Parameter
Symbol
Conditions
Ratings
Unit
H Bridge Drivers (Channels 5 and 6)
Ronu
Ta
= 25°C, IO = 400 mA,
Upper side on-resistance
0.45
0.55
Output on-resistance
Rond
Ta
= 25°C, IO = 400 mA,
Lower side on-resistance
0.45
0.55
Output leakage current
IOleak
1
50
A
Diode forward voltage 1
VD1
ID
= 400 mA
0.6
0.9
1.2
V
IINL
VIN = 0 V (PWM5, PWM6)
1.0
A
Logic pin input current
IINH
VIN = 5 V (PWM5, PWM6)
50
70
A
Logic high-level input voltage
VINH
PWM5, PWM6
3.5
V
Logic low-level input voltage
VINL
PWM5, PWM6
1.5
V
Step 16 (Initial state, channel 5 comparator level)
0.188
0.2
0.218
V
Step 14 (Initial state +1)
0.188
0.2
0.218
V
Step 12 (Initial state +2)
0.170
0.185
0.200
V
Step 10 (Initial state +3)
0.156
0.171
0.186
V
Step 8 (Initial state +4)
0.133
0.148
0.163
V
Step 6 (Initial state +5)
0.100
0.115
0.130
V
Step 4 (Initial state +6)
0.065
0.080
0.095
V
Current selection
reference levels when
microstepping is
selected
2W1-2
phase drive
Step 2 (Initial state +7)
0.030
0.043
0.058
V
VMOH
IMO
= 50 A, VM = 5 V
4.5
4.9
VCC
V
Monitor pin (MO56 pin) output voltage
VMOL
IMO
= 50 A
0
0.1
0.5
V
VSEN1
(D7, D6)
= (0, 0)
0.188
0.2
0.218
V
VSEN2
(D7, D6)
= (0, 1)
0.119
0.134
0.149
V
VSEN3
(D7, D6)
= (1, 0)
0.085
0.1
0.115
V
Current control reference voltage
VSEN4
(D7, D6)
= (1, 1)
0.051
0.066
0.081
V
Constant Current Forward/Reverse Motor Driver (Channel 7)
Ronu
Ta
= 25°C, IO = 400 mA,
Upper side on-resistance
0.5
0.6
Output on-resistance
Rond
Ta
= 25°C, IO = 400 mA,
Lower side on-resistance
0.5
0.6
Output leakage current
IOleak
1
50
A
Diode forward voltage 1
VD1
ID
= 400 mA
0.6
0.9
1.2
V
IINL
VIN = 0 V (IN71, IN72)
1.0
A
Logic pin input current
IINH
VIN = 5 V (IN71, IN72)
50
70
A
Logic high-level input voltage
VINH
IN71, IN72
3.5
V
Logic low-level input voltage
VINL
IN71, IN72
1.5
V
Constant current output
IOUT
Rload
= 3 , RF = 0.5 ,
LIM7
= 0.2 V
384
400
416
mA
VREF7 output voltage
VREF7
0.19
0.2
0.21
V
LIM7 input current
ILIM7
LIM7
= 0 V
1.0
A
FC7 Rapid charge current
Irafc7
500
670
850
A
FC7 steady-state charge current
Ichfc7
5
10
15
A
FC7 steady-state discharge current
Idisfc7
5
10
15
A
Serial Data Transfer Pins
IINL
VIN = 0 V (SCLK, DATA, STB)
1.0
A
Logic pin input current
IINH
VIN = 5 V (SCLK, DATA, STB)
50
70
A
Logic high-level input voltage
VINH
SCLK, DATA, STB
3.5
V
Logic low-level input voltage
VINL
SCLK, DATA, STB
1.5
V
Minimum SCLK high-level pulse width
Tsch
0.125
s
Minimum SCLK low-level pulse width
Tscl
0.125
s
Stipulated STB time
Tlat
0.125
s
Minimum STB pulse width
Tlatw
0.125
s
Data setup time
Tds
0.125
s
Data hold time
Tdh
0.125
s
Maximum CLK frequency
Fclk
4
MHz
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