BU7150NUV_15 Datasheet, PDF (6/22 Pages) Rohm – Headphone Amplifier Designed for 0.93V Low Voltage Operation

BU7150NUV
Technical Note
-40
-50
VDD=1.5V, Input=400m V_P-P,
SE m ode, Input Term inated into 10Ω
-60
-70
-80
-90
-100
-110
-120
10
100
1k
10k
Frequency [Hz]
Fig. 26 Cros s talk vs . Frequency
100k
0
VDD=1.5V, SE m ode, 20kHz LPF + A-weight
-20
-40
-60
-80
-100
-120
-140
-160
10
100 _{Freque1nkcy [Hz]} 10k
Fig. 28 Nois e Level vs . Frequency
100k
1.2
SE m ode, Input=no s ignal
1
0.8
0.6
0.4
0.2
0
0
1
2
3
4
Supply Voltage [V]
Fig. 30 IDD vs . Supply Voltage
-50
VDD=1.5V, Input=400m V_P-P, SE m ode
-55
-60
-65
-70
-75
-80
-85
-90
10
100
1k
10k
Frequem cy [Hz]
Fig. 32 MUTE Level vs . Frequency
100k
-40
-50
VDD=1.2V, Input=400m V_P-P,
SE m ode, Input Term inated into 10Ω
-60
-70
-80
-90
-100
-110
-120
10
100
1k
10k
Frequency [Hz]
Fig. 27 Cros s talk vs . Frequency
100k
0
VDD=1.5V, BTL m ode, 20kHz LPF + A-weight
-20
-40
-60
-80
-100
-120
-140
-160
10
100
1k
10k
Frequency [Hz]
Fig. 29 Nois e Level vs . Frequency
100k
4.5
4 ^{SE m ode, Input=no s ignal}
3.5
3
2.5
2
1.5
1
0.5
0
0
1
2
3
4
Supply Voltage [V]
Fig. 31 ISD vs . Supply Voltage
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6/18
2015.1 - Rev.E