NJM3774 New Japan Radio, NJM3774 Datasheet - Page 9

• Manufacturer Part Number: NJM3774
• Description: DUAL STEPPER MOTOR DRIVER
• Manufacturer: New Japan Radio

Figure 13. Typical lower diode voltage
drop vs. recirculating current
Figure 10. Power dissipation vs.
motor current,T
1.2
1.0
0.8
0.6
0.4
0.2
3.0
2.0
1.0
0
0
TYPICAL CHARACTERISTICS
0
V
0
P
d, ld
D
(W)
(V)
0.20
0.20
A
0.40
0.40
I
= 25 C
M
I
M
(A)
(A)
0.60
0.60
0.80
0.80
Figure 14. Typical upper transistor
saturation voltage vs. output current
Figure 11. Maximum allowable
continuous power dissipation vs.
temperature
1.2
1.0
0.8
0.6
0.4
0.2
0
6
5
4
3
2
1
0
-25
0
Maximum allowable power dissipation [W]
V
CE Sat
PLCC package
DIP package
0
0.20
(V)
Temperature [ C]
25
50
0.40
All ground pins soldered onto a
20 cm PCB copper area with
free air convection.
I
M
75
(A)
2
0.60
100
125
0.80
150
Figure 12. Typical lower transistor
saturation voltage vs. output current
given for information , without any guarantee
as regards either mistakes or omissions.
The application circuits in this databook are
described only to show representative
usages of the product and not intended for
the guarantee or permission of any right
including the industrial rights.
The specifications on this databook are only
0.2
1.2
1.0
0.8
0.6
0.4
0
0
V
CE Sat
0.20
(V)
0.40
NJM3774
I
M
(A)
0.60
0.80