LV8727 Datasheet, PDF (2/23 Pages) Sanyo Semicon Device – PWM Current Control Stepping Motor Driver

LV8727
Recommendation Operating Ratings at Ta = 25°C
Parameter
Symbol
Conditions
Supply voltage range
Logic input voltage
VREF input voltage range
VM
VIN
VREF
Electrical Characteristics at Ta = 25°C, VM = 24V, VREF = 1.5V
Parameter
Symbol
Conditions
Standby mode current drain
Current drain
Thermal shutdown temperature
Thermal hysteresis width
Logic pin input current
Logic high-level input voltage
Logic low-level input voltage
FDT pin high-level voltage
FDT pin middle-level voltage
FDT pin low-level voltage
Chopping frequency
OSC1 pin charge/discharge current
Chopping oscillation circuit
threshold voltage
VREF pin input voltage
DOWN output residual voltagr
MO pin residual voltage
Hold current switching frequency
OSC2 pin charge/discharge current
Hold current switching frequency
threshold voltage
Output on-resistance
Output leakage current
Diode forward voltage
Current setting reference voltage
IMst
IM
TSD
ΔTSD
IINL
IINH
VINH
VINL
Vfdth
Vfdtm
Vfdtl
Fch
Iosc1
Vtup1
Vtdown1
Iref
VO1DOWN
VO1MO
Fdown
Iosc2
Vtup2
Vtdown2
Ronu
Rond
IOleak
VD
VRF
ST = “L”
ST = “H”, OE = “H”, no load
Design guarantee
Design guarantee
VIN = 0.8V
VIN = 5V
Cosc1 = 100pF
VREF = 1.5V
Idown = 1mA
Imo = 1mA
Cosc2 = 1500pF
IO = 4.0A, high-side ON resistance
IO = 4.0A, low-side ON resistance
VM = 50V
ID = -4.0A
VREF = 1.5V, Current ratio 100%
Ratings
Unit
9 to 45
V
0 to 5
V
0 to 3
V
min
150
3
30
2.0
Ratings
typ
70
3.5
180
40
8
50
3.5
1.1
70
100
7
10
0.8
1
0.3
0.5
-0.5
50
50
1.12
1.6
7
10
0.8
1
0.3
0.5
0.25
0.15
1
0.485
0.5
Unit
max
100
μA
4.9
mA
200
°C
°C
15
μA
70
μA
V
0.8
V
V
3.1
V
0.8
V
130 kHz
13
μA
1.2
V
0.7
V
μA
200
mV
200
mV
2.08
Hz
13
μA
1.2
V
0.7
V
0.325
Ω
0.195
Ω
50
μA
1.3
V
0.515
V
No.A1998-2/23