stk672-632b-e Sanyo Semiconductor Corporation, stk672-632b-e Datasheet - Page 2

• Manufacturer Part Number: stk672-632b-e
• Description: 2-phase Stepping Motor Driver
• Manufacturer: Sanyo Semiconductor Corporation

Specifications
Absolute Maximum Ratings at Tc = 25°C
Allowable Operating Ranges at Ta=25°C
Electrical Characteristics at Tc=25°C, V CC =24V, V DD =5.0V
* Operation at the maximum V CC value may not be possible, depending on the motor current. See “8. Other Notes on
*Ioave values are for when the lead frame of the product is soldered to the mounting substrate.
Notes: A fixed-voltage power supply must be used.
Maximum supply voltage 1
Maximum supply voltage 2
Input voltage
Output current 1
Output current 2
Output current 3
Allowable power dissipation 1
Allowable power dissipation 2
Operating substrate temperature
Junction temperature
Storage temperature
Operating supply voltage 1
Operating supply voltage 2
Input high voltage
Input low voltage
Output current 1
Output current 2
CLOCK frequency
Recommended Vref range
V DD supply current
Output average current*
FET diode forward voltage
Output saturation voltage
Input high voltage
Input low voltage
FAULT1 low output voltage
5V level FAULT1 leakage
current
FAULT2 Motor terminal open
detection output voltage
FAULT2 Overcurrent detection
output voltage
FAULT2 Overheat detection
output voltage
5V level input current
GND level input current
Vref input bias current
PWM frequency
Overheat detection temperature
Drain-source cut-off current
Use” in the Data Sheet for details.
Parameter
Parameter
Parameter
V CC
V DD
V IH
V IL
I OH 1
I OH 2
f CL
Vref
I CCO
Ioave
Vdf
Vsat
V IH
V IL
V OLF
I ILF
V OF 1
V OF 2
V OF 3
I ILH
I ILL
I IB
fc
TSD
I DSS
V CC max
V DD max
V IN max
I OP max
I OH max
I OF max
PdMF max
PdPK max
Tc
Tj max
Tstg
Symbol
Symbol
Symbol
Pin 9 current
R/L=1Ω/0.62mH in each phase
If=1A (R L =23Ω)
R L =23Ω
Pins 10, 12, 13, 14, 15, 17
Pins 10, 12, 13, 14, 15, 17
Pin 16 (I O =5mA)
Pin 16=5V
Pin 8 (when all protection functions have
been activated)
Pins 10, 12, 13, 14, 15, 17=5V
Pins 10, 12, 13, 14, 15, 17=GND
Pin 19=1.0V
Design guarantee
V DS =100V, Pins 2, 6, 9, 18=GND
ENABLE=GND
No signal
Logic input pins
10μA, 1 pulse (resistance load)
V DD =5V, CLOCK≥200Hz
Pin16 output current
With an arbitrarily large heat sink. Per MOSFET
No heat sink
Metal surface temperature of the package
With signals applied
With signals applied
Pins 10, 12, 13, 14, 15, 17, V DD =5±5%
Pins 10, 12, 13, 14, 15, 17, V DD =5±5%
Tc=105°C, CLOCK≥200Hz,
Continuous operation, duty=100%
Tc=80°C, CLOCK≥200Hz,
Continuous operation, duty=100%,
See the motor current (I OH ) derating curve
Minimum pulse width: at least 10μs
Tc=105°C
STK672-632B-E
Conditions
Conditions
Conditions
min
0.273
0.00
2.5
2.4
3.1
29
typ
0.329
0.92
0.33
0.25
0.01
144
2.5
3.3
45
Ratings
50
Ratings
5
0.14 to 1.38
-20 to +105
-0.3 to +6.0
-0.3 to +6.0
-40 to +125
2.5 to V DD
0 to 0.8
max
0 to 46
0 to 50
5±5%
0.385
2.65
150
0.48
0.20
7.3
2.8
2.0
2.2
No. A1738-2/24
50
10
10
1.6
0.8
0.5
2.6
3.5
10
61
75
10
8
1
1
unit
unit
kHz
mA
kHz
unit
mA
°C
°C
°C
W
W
μA
μA
μA
μA
μA
°C
V
V
V
A
A
V
V
V
V
A
A
V
A
V
V
V
V
V
V