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STK672-442B-E 데이터시트(PDF) 2 Page - ON Semiconductor

부품명 STK672-442B-E
상세설명  2-phase Stepping Motor Driver
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제조업체  ONSEMI [ON Semiconductor]
홈페이지  http://www.onsemi.com
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STK672-442B-E
No.A1735-2/26
Specifications
Absolute Maximum Ratings
at Tc = 25
°C
Parameter
Symbol
Conditions
Ratings
unit
Maximum supply voltage 1
VCC max
No signal
50
V
Maximum supply voltage 2
VDD max
No signal
-0.3 to +6.0
V
Input voltage
VIN max
Logic input pins
-0.3 to +6.0
V
Output current 1
IOP max
10
μs, 1 pulse (resistance load)
20
A
Output current 2
IOH max
VDD=5V, CLOCK≥200Hz
3.5
A
Allowable power dissipation 1
PdMF max
With an arbitrarily large heat sink. Per MOSFET
8.3
W
Allowable power dissipation 2
PdPK max
No heat sink
2.8
W
Operating substrate temperature
Tc max
Metal surface temperature of the package
-20 to +105
°C
Junction temperature
Tj max
150
°C
Storage temperature
Tstg
-40 to +125
°C
Allowable Operating Ranges
at Ta=25
°C
Parameter
Symbol
Conditions
Ratings
unit
Operating supply voltage 1
VCC
With signals applied
0 to 46
V
Operating supply voltage 2
VDD
With signals applied
5
±5%
V
Input high voltage
VIH
Pins 10, 11, 12, 13, 14, 15, 17, VDD=5±5%
2.5 to VDD
V
Input low voltage
VIL
Pins 10, 11, 12, 13, 14, 15, 17, VDD=5±5%
0 to 0.8
V
Output current
IOH
Tc=105
°C, CLOCK≥200Hz
3.0
A
CLOCK frequency
fCL
Minimum pulse width: at least 10
μs
0 to 50
kHz
Recommended Vref range
Vref
Tc=105
°C
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
ICCO
VDD=5.0V, ENABLE=Low
5.7
7.0
mA
Output average current *2
Ioave
R/L=1
Ω/0.62mH in each phase
0.27
0.32
0.37
A
FET diode forward voltage
Vdf
If=1A (RL=23Ω)
1
1.6
V
Output saturation voltage
Vsat
RL=23Ω
0.25
0.38
V
VIH
Pins 10, 11, 12, 13, 14, 15, 17
2.5
VDD
V
Input voltage
VIL
Pins 10, 11, 12, 13, 14, 15, 17
-0.3
0.8
V
5V level input
current
IILH
Pins 10, 11, 12, 13, 14, 15, 17=5V
50
75
μA
Control
input pin
GND level input
current
IILL
Pins 10, 11, 12, 13, 14, 15, 17=GND
10
μA
Vref input bias current
IIB
Pin 19 =1.0V
1
μA
Output low voltage
VOLF
Pin 16 (IO=5mA)
0.25
0.5
V
FAULT1
pin
5V level leakage
current
IILF
Pin 16 =5V
10
μA
Motor terminal
open detection
output voltage
VOF1
0.0
0.01
0.2
Overcurrent
detection output
voltage
VOF2
2.4
2.5
2.6
FAULT2
pin
Overheat
detection output
voltage
VOF3
Pin 8 (when all protection functions have
been activated)
3.1
3.3
3.5
V
Overheat detection temperature
TSD
Design guarantee
144
°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.
Stresses exceeding Maximum Ratings may damage the device. Maximum Ratings are stress ratings only. Functional operation above the Recommended Operating
Conditions is not implied. Extended exposure to stresses above the Recommended Operating Conditions may affect device reliability.


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