STK672-442B-E Datasheet, PDF (2/26 Pages) Sanyo Semicon Device – Thick-Film Hybrid IC 2-phase Stepping Motor Driver

STK672-442B-E
Specifications
Absolute Maximum Ratings at Tc = 25°C
Parameter
Maximum supply voltage 1
Maximum supply voltage 2
Input voltage
Output current 1
Output current 2
Allowable power dissipation 1
Allowable power dissipation 2
Operating substrate temperature
Junction temperature
Storage temperature
Symbol
VCC max
VDD max
VIN max
IOP max
IOH max
PdMF max
PdPK max
Tc max
Tj max
Tstg
Conditions
No signal
No signal
Logic input pins
10μs, 1 pulse (resistance load)
VDD=5V, CLOCK≥200Hz
With an arbitrarily large heat sink. Per MOSFET
No heat sink
Metal surface temperature of the package
Ratings
unit
50
V
-0.3 to +6.0
V
-0.3 to +6.0
V
20
A
3.5
A
8.3
W
2.8
W
-20 to +105
°C
150
°C
-40 to +125
°C
Allowable Operating Ranges at Ta=25°C
Parameter
Operating supply voltage 1
Operating supply voltage 2
Input high voltage
Input low voltage
Output current
CLOCK frequency
Recommended Vref range
Symbol
VCC
VDD
VIH
VIL
IOH
fCL
Vref
Conditions
With signals applied
With signals applied
Pins 10, 11, 12, 13, 14, 15, 17, VDD=5±5%
Pins 10, 11, 12, 13, 14, 15, 17, VDD=5±5%
Tc=105°C, CLOCK≥200Hz
Minimum pulse width: at least 10μs
Tc=105°C
Ratings
unit
0 to 46
V
5±5%
V
2.5 to VDD
V
0 to 0.8
V
3.0
A
0 to 50
kHz
0.2 to 1.8
V
Electrical Characteristics at Tc=25°C, VCC=24V, VDD=5.0V *1
Parameter
Symbol
Conditions
min
typ
max
unit
VDD supply current
Output average current *2
ICCO
Ioave
VDD=5.0V, ENABLE=Low
R/L=1Ω/0.62mH in each phase
5.7
7.0
mA
0.27
0.32
0.37
A
FET diode forward voltage
Output saturation voltage
Control
input pin
Input voltage
5V level input
current
GND level input
current
Vref input bias current
FAULT1 Output low voltage
pin
5V level leakage
current
FAULT2 Motor terminal
pin
open detection
output voltage
Overcurrent
detection output
voltage
Overheat
detection output
voltage
Overheat detection temperature
Vdf
Vsat
VIH
VIL
IILH
IILL
IIB
VOLF
IILF
VOF1
VOF2
VOF3
TSD
If=1A (RL=23Ω)
RL=23Ω
Pins 10, 11, 12, 13, 14, 15, 17
Pins 10, 11, 12, 13, 14, 15, 17
Pins 10, 11, 12, 13, 14, 15, 17=5V
Pins 10, 11, 12, 13, 14, 15, 17=GND
Pin 19 =1.0V
Pin 16 (IO=5mA)
Pin 16 =5V
Pin 8 (when all protection functions have
been activated)
Design guarantee
1
1.6
V
0.25
0.38
V
2.5
VDD
V
-0.3
0.8
V
50
75
μA
10
μA
1
μA
0.25
0.5
V
10
μA
0.0
0.01
0.2
2.4
2.5
2.6
V
3.1
3.3
144
3.5
°C
PWM frequency
fc
41
48
55 kHz
Drain-source cut-off current
IDSS
VDS=100V, Pins 2, 6, 9, 18=GND
1
μA
Notes
*1: A fixed-voltage power supply must be used.
*2: The value for Ioave assumes that the lead frame of the product is soldered to the mounting circuit board.
Continued on next page.
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