NJM3772 데이터 시트보기 (PDF) - Japan Radio Corporation
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NJM3772 Datasheet PDF : 9 Pages
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NJM3772
s TYPICAL CHARACTERISTICS
PD (W)
3.0
2.5
NJM3772
Two channels on.
R = 0.68 ohm.
2.0
1.5
1.0
.5
00
Two channels on.
RB = 0.47 ohm.
One channel on.
RB = 0.47 ohm.
V MM = 12 V
.20 .40 .60 .80 1.0 1.2
IM (A)
Figure 9. Power dissipation vs.
motor current. Ta = 25°C
VCE Sat, lt (V)
1.2
NJM3772
PD (W)
3.0
NJM3772
Maximum allowable power dissipation [W]
6
2.5
VMM = 36 V
2.0
1.5
V MM = 12 V
1.0
5
4
3
Ambient temperature
2
1
.5
RB = 0.68 Ω
00
.20 .40 .60 .80 1.0 1.2
I M (A)
0
-25 0
25 50 75 100 125 150
Temperature [°C]
PLCC package
DIP package
All ground pins soldered onto a
20 cm2 PCB copper area with
free air convection.
Figure 10. Power dissipation vs. motor Figure 11. Maximum allowable
current, both channels on. Ta = 25°C power dissipation vs. temperature
Vd (V)
PBL 3772
VCE Sat, ut (V)
1.2
NJM3772
1.0
1.2
.8
1.0
1.0
R B = 0.47 Ω
.8
.6
.8
TJ =125¡C
TJ =25¡C
.4
.6
.2
.4
.6
R B = 0.68 Ω
.4
.2
0 .20 .40 .60 .80 1.0 1.2
I M (A)
.2 0
.20 .40 .60 .80 1.0 1.2
I M (A)
0 .20 .40 .60 .80 1.0 1.2
I M (A)
Figure 12. Typical lower transistor Figure 13. Typical lower diode voltage Figure 14. Typical upper transistor
saturation voltage vs. output current drop vs. recirculating current
saturation voltage vs. output current
The specifications on this databook are only
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.
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