an44066a Panasonic Corporation of North America, an44066a Datasheet - Page 10

• Manufacturer Part Number: an44066a
• Description: Driver Ic For Stepping Motor
• Manufacturer: Panasonic Corporation of North America

AN44066A
Notes) T
Note) *1 : Refer to the “Usage Notes” (P.35) for the input current characteristics about PHA1, PHB1, PWMSW.
B No.
Output Drivers
Thermal Protection
VREF Block
I/O Block
36
37
38
39
40
41
42
43
44
Electrical Characteristics (Reference values for design) at V
The characteristics listed below are reference values derived from the design of the IC and are not guaranteed by inspection.
If a problem does occur related to these characteristics, we will respond in good faith to user concerns.
a
Output slew rate 1
Output slew rate 2
Dead time
Thermal protection operating
temperature
Thermal protection hysteresis width
Input impedance
Input impedance precision
High-level PHA1/PHB1 input current 2
High-level PWMSW input current 2
= 25°C±2°C unless otherwise specified.
Parameter
I
Symbol
PWMSWH2
Z
Z
TSD
ΔTSD
I
I
PHAH2
PHBH2
VREFA
VT
VT
VREFB
T
—
D
r
f
on
SDL00014AEB
Output voltage rising edge
Output voltage falling edge
V
V
PHA1 = PHB1 = 5 V
PWMSW = 5 V
REFA
REFB
= 5 V
= 5 V
Conditions
M
= 24 V
Min
–20
—
—
—
—
—
40
—
—
Reference values
Typ
270
330
150
2.8
40
50
—
68
42
Max
—
—
—
—
—
60
20
—
—
V/μs
V/μs
Unit
kΩ
μA
μA
μs
ºC
ºC
%
Note
—
—
—
—
—
—
—
*1
*1
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