LV8044LP 查看數據表（PDF） - ON Semiconductor
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LV8044LP Datasheet PDF : 26 Pages
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LV8044LP
Recommended Operating Conditions at Ta = 25C
Parameter
Power supply voltage range 1
Power supply voltage range 2
Logic input voltage range
STEP frequency
PWM frequency
Symbol
VM
VCC
VIN
FSTEP
FPWM
Conditions
STEP1, STEP2
STEP3, STEP4
Electrical Characteristics at Ta 25C, VM = 5V, VCC = 3.3V
Parameter
Symbol
Conditions
Standby supply current
Motor supply current
Logic supply current
VCC low-voltage cut voltage
Low-voltage hysteresis voltage
Thermal shutdown temperature
ISTN
IM
ICC
VthVCC
VthHIS
TSD
ST = “L”
ST = “H”, PWM3 = PWM4 = “H”,
IN51 = IN61 = “H”, no load
ST = “H”, PWM3 = PWM4 = “H”,
IN51 = IN61 = “H”, no load
Design guarantee
Thermal hysteresis width
TSD
Design guarantee
Microstep Driver (channels 1, 2, 3, and 4)
Output on resistance
Output leak current
Diode forward voltage 1
Logic pin input current
Logic input “H” level voltage
Logic input “L” level voltage
Current
selection
reference
voltage level
4W1-2 phase
Ronu
Rond
IOleak1
VD1
IinL
IinH
Vinh
Vinl
Vstep16
Vstep15
Vstep14
IO = 400mA, Upper ON resistance
IO = 400mA, Lower ON resistance
ID = -400mA
VIN = 0V (ST, STEP1, STEP2)
VIN = 3.3V (ST, STEP1, STEP2)
ST, STEP1, STEP2
ST, STEP1, STEP2
Step 16
(Initial level: the channel 1 comparator level)
Step 15 (Initial+1)
Step 14 (Initial+2)
Vstep13 Step 13 (Initial+3)
Vstep12 Step 12 (Initial+4)
Vstep11 Step 11 (Initial+5)
Vstep10 Step 10 (Initial+6)
Vstep9
Step 9 (Initial+7)
Vstep8
Step 8 (Initial+8)
Vstep7
Step 7 (Initial+9)
Vstep6
Step 6 (Initial+10)
Vstep5
Step 5 (Initial+11)
Vstep4
Step 4 (Initial+12)
Vstep3
Step 3 (Initial+13)
Vstep2
Step 2 (Initial+14)
Vstep1
Step 1 (Initial+15)
1-2 phase
Vstep16
Vstep8
Step 16
(Initial level: the channel 1 comparator level)
Step 8 (Initial+1)
1-2 phase
(Full torque)
Vstep16
Vstep8
Step 16
(Initial level: the channel 1 comparator level)
Step 8 (Initial+1)
2 phase
Vstep8
Step 8
Ratings
Unit
2.7 to 5.5
V
2.7 to 5.5
V
0 to VCC +0.3
V
to 64 KHz
to 100 KHz
Ratings
min
typ
50
2
3
2.1
2.35
100
150
150
180
40
Unit
max
1.0 A
100 A
4 mA
2.6
V
200 mV
200 C
C
20
2.5
0.185
0.185
0.185
0.176
0.170
0.162
0.154
0.146
0.129
0.113
0.097
0.079
0.062
0.044
0.024
0.006
0.185
0.129
0.185
0.185
0.185
0.7
0.5
0.9
33
0.200
0.8
0.6
1.0 A
1.2
V
1.0 A
50 A
V
1.0
V
0.215
V
0.200
0.200
0.193
0.186
0.178
0.171
0.163
0.148
0.131
0.115
0.097
0.079
0.06
0.04
0.02
0.200
0.215
V
0.215
V
0.206
V
0.200
V
0.192
V
0.184
V
0.176
V
0.159
V
0.143
V
0.127
V
0.109
V
0.092
V
0.074
V
0.054
V
0.036
V
0.215
V
0.148
0.200
0.159
V
0.215
V
0.200
0.215
V
0.200
0.215
V
Continued on next page.
No.A0438-2/26
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