MTD1121F Просмотр технического описания (PDF) - Shindengen
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MTD1121F Datasheet PDF : 5 Pages
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Stepper Motor Driver IC
MTD1121F
■Electrical Characteristics
Parameter
Output transistor saturation voltage
Output transistor leak current
Flywheel diode forward drop
Flywheel diode leak current
Flyback diode forward drop
Flyback diode leak current
Logic supply current
IN"H" input voltage
IN"L" input voltage
IN"H" input current
IN"L" input current
Vref input current
Vs input current
Chopping frequency
Oneshot off time
Vs maximum voltage
Symbol
VCE(SAT)
ICER
VFFW
IRFW
VFFB
IRFB
Icc
VINH
VINL
IINH
IINL
Iref
Isence
fCHOP
tOFF
Vs(max)
Condition
Ta=25℃,Vcc=3.3V unless otherwise specified
MIN
TYP
MAX
Unit
Ic=0.9A
-
1.1
1.5
V
VCER=80V
IFFW=0.9A
VRFW=80V
IFFB=0.9A
VRFB=80V
-
-
10
μA
-
1.2
1.5
V
-
-
10
μA
-
1.3
2
V
-
-
10
μA
-
30
100
mA
2.0
-
Vcc
V
GND
-
0.6
V
VIN=3.3V
VIN=0V
Vref=0V
-
-
10
μA
-
-10
-50
μA
-
-1
-50
μA
Vs=0V
-
-
-50
μA
-
20
-
kHz
Rt=15kΩ , Ct=2200pF
12
20
27
μs
-
-
0.7
V
■Recommended operation conditions
Parameter
Junction temperature
Logic supply
Load supply
Chopping frequency
Symbol Recommendation
Unit
Tj
-25〜120
℃
Vcc
3.13〜3.46
V
Vmm
〜27.5
V
fCHOP
〜27
kHz
■Thermal resistance
Symbol
Rating
Unit
θja *
41
℃/W
* 50.8×50.8×1mm3 Glass Epoxy Board(FR4),250mm2 Cupper Pattern
Shindengen Electric Mfg.Co.Ltd
W1001
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