an44060a Panasonic Corporation of North America, an44060a Datasheet - Page 17
an44060a
Manufacturer Part Number
an44060a
Description
Ic For Stepping Motor Drives
Manufacturer
Panasonic Corporation of North America
Datasheet
1.AN44060A.pdf
(26 pages)
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Part Number:
AN44060A
Manufacturer:
PANASONIC/松下
Quantity:
20 000
Company:
Part Number:
an44060a-VF
Manufacturer:
TOSHIBA
Quantity:
114
AN44060A
V
output waveform
19. PWM frequency t
20. Pulse blanking time T
Electrical Characteristics Test Procedures 2
RCSA
100 mV
These values are obtained from the RCSA and RCSB
voltages with both PHA1 and PHB1 set to 0 V and 5 V
respectively under the following condition.
V
The V
0 V
REFA
/V
RCSB
RCSA
= V
REFB
/V
RCSB
T
= 0 V
B
output waveform is shown below.
PWM
t
PWM
B
T
B
t [ s]
SFA00002AEB
Pulse blanking time T
PWM frequency t
Measure the cycle time of output voltage pulses
and obtain the value from the following formula.
Measure the high-level time of RCS voltage output.
f
PWM
=
PWM
t
PWM
1
B
17