stk672-442b-e Sanyo Semiconductor Corporation, stk672-442b-e Datasheet - Page 2

• Manufacturer Part Number: stk672-442b-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 *1
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.
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
Operating supply voltage 1
Operating supply voltage 2
Input high voltage
Input low voltage
Output current
CLOCK frequency
Recommended Vref range
V DD supply current
Output average current *2
FET diode forward voltage
Output saturation voltage
Control
input pin
Vref input bias current
FAULT1
pin
FAULT2
pin
Overheat detection temperature
PWM frequency
Drain-source cut-off current
Parameter
Parameter
Parameter
Input voltage
5V level input
current
GND level input
current
Output low voltage
5V level leakage
current
Motor terminal
open detection
output voltage
Overcurrent
detection output
voltage
Overheat
detection output
voltage
V CC
V DD
V IH
V IL
I OH
f CL
Vref
TSD
V CC max
V DD max
V IN max
I OP max
I OH max
PdMF max
PdPK max
Tc max
Tj max
Tstg
I CCO
Ioave
Vdf
Vsat
V IH
V IL
I ILH
I ILL
I IB
V OLF
I ILF
V OF 1
V OF 2
V OF 3
fc
I DSS
Symbol
Symbol
Symbol
No signal
No signal
Logic input pins
10μs, 1 pulse (resistance load)
V DD =5V, CLOCK≥200Hz
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, 11, 12, 13, 14, 15, 17, V DD =5±5%
Pins 10, 11, 12, 13, 14, 15, 17, V DD =5±5%
Tc=105°C, CLOCK≥200Hz
Minimum pulse width: at least 10μs
Tc=105°C
V DD =5.0V, ENABLE=Low
R/L=1Ω/0.62mH in each phase
If=1A (R L =23Ω)
R L =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 (I O =5mA)
Pin 16 =5V
Pin 8 (when all protection functions have
been activated)
Design guarantee
V DS =100V, Pins 2, 6, 9, 18=GND
STK672-442B-E
Conditions
Conditions
Conditions
min
0.27
-0.3
0.0
2.4
3.1
2.5
41
typ
0.32
0.25
0.25
0.01
144
5.7
2.5
3.3
Ratings
50
48
Ratings
1
-0.3 to +6.0
-0.3 to +6.0
-20 to +105
-40 to +125
Continued on next page.
2.5 to V DD
0.2 to 1.8
0 to 0.8
max
0 to 46
0 to 50
5±5%
V DD
150
0.37
0.38
3.5
8.3
2.8
3.0
50
20
7.0
1.6
0.8
0.5
0.2
2.6
3.5
No.A1735-2/24
75
10
10
55
1
1
unit
unit
kHz
kHz
unit
°C
°C
°C
mA
W
W
μA
μA
μA
μA
μA
°C
V
V
V
A
A
V
V
V
V
A
V
A
V
V
V
V
V
V