BA7795FS View Datasheet(PDF) - ROHM Semiconductor
Part Name
Description
View to exact match
BA7795FS Datasheet PDF : 12 Pages
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Video ICs
BA7795LS / BA7795FS
•Electrical characteristic curves
40
VCC = 9V
ALC; OFF
30
20
10
0
10
VCC = 9V
f = 1kHz
0 13 15
R1 5.6kΩ
– 10
R1 = 12kΩ
R1 = 18kΩ
R1 = 39kΩ
– 20
100
1k
10k 100k 1M
FREQUENCY: f (Hz)
Fig. 8 Gain vs. frequency (PB amplifier)
– 30
– 40 – 30 – 20 – 10 0
10
INPUT LEVEL: VIN (dBV)
Fig. 9 Line amplifier ALC input / output
characteristics
20
10
0
VCC = 9V
(ALC; OFF)
– 10
f = 1kHz
THD = 1%
(0.4 ~ 30kHz)
– 20
+10µ
LINE RL
100 200 500 1k 2k
5k 10k
OUTPUT IMPEDANCE RL (Ω)
Fig. 10 Line amplifier load drive
characteristics
100
80
60
40
20
GVO
PB
SW
26
8 10
8.2k
330k 12k
33+0
0.01µ
∗22µ
BA7795LS
EP (SW: OFF)
SP (SW: ON)
0
100 1k 10k 100k 1M 10M
FREQUENCY: f (Hz)
Fig. 11 Playback amplifier frequency
characteristics
10
0
– 10
VCC = 9V
– 20
ALC; OFF
– 30
DIN AUDIO
– 40
– 50
– 60
– 70 TU→LINE
– 80
– 90
– 100
– 110
10
100
1k
LINE
PB→LINE
MUTE
10k
100k
FREQUENCY: f (Hz)
Fig. 12 Line amplifier crosstalk
– 70
– 80
– 90
– 100
100 200 500
DIN AUDIO
VCC = 9V
CIN = 4.7µF
1k 2k
5k
10k
INPUT IMPEDANCE: Rg (Ω)
Fig. 13 Playback amplifier output
noise characteristics
11
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