BA728F View Datasheet(PDF) - ROHM Semiconductor
Part Name
Description
Manufacturer
BA728F Datasheet PDF : 4 Pages
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Standard ICs
•Measurement circuits
BA728 / BA728F / BA728N
200
Ω VS
IC
RS
1Ω
BA728
BA728F
BA728N
RS
(per circuit)
VCC
RL
VEE
50kΩ
–
50Ω
1ch
+
VO2
Channel separation
=
–
200
log
1
1000
·
VO2
VO1
10kΩ
10kΩ
~
–
2ch
VO1
+
(indicates individual channels
in the same package)
Fig. 1 Channel separation measurement circuit
•Electrical characteristic curves
1200
1000 BA728N
800
BA728
600
400 BA728F
200
0
0 25 50 75 100 125 150
AMBIENT TEMPERATURE: Ta (°C)
Fig.2 Power dissipation vs. ambient
temperature
3
30
2
20
1
10
0
0
10
20
POWER SUPPLY VOLTAGE: V + (V)
Fig.3 Quiescent current vs.
power supply voltage
0
10
20
POWER SUPPLY VOLTAGE: V + (V)
Fig.4 Input bias current vs.
power supply voltage
160
120
80
0
10
20
POWER SUPPLY VOLTAGE: V + (V)
Fig.5 Open loop voltage gain vs.
power supply voltage
40
30
20
10
0
– 20 0
20
40
60
80
AMBIENT TEMPERATURE: Ta (°C)
Fig.6 Current control characteristics
120
100
80
60
40
20
0 1 10 100 1k 10k 100k 1M 10M
FREQUENCY: f (Hz)
Fig.7 Open loop voltage gain vs.
frequency
3
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