BD37531FV-E2 ROHM [Rohm], BD37531FV-E2 Datasheet - Page 6

• Manufacturer Part Number: BD37531FV-E2
• Description: Sound Processors with Built-in 3-band Equalizer
• Manufacturer: ROHM [Rohm]

●Electrical characteristic curves (Reference data)
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BD37531FV,BD37532FV,BD37533FV,BD37534FV
www.rohm.com
50
40
30
20
10
0
-1 0
-1 5
-2 0
-2 5
-1 0
-1 5
-2 0
-2 5
2 5
2 0
1 5
1 0
2 5
2 0
1 5
1 0
-10
-15
-20
-25
-5
-5
25
20
15
10
5
0
5
0
-5
Fig.4 Bass Gain vs Freq
0
5
0
1 0
1 0
Fig.7 Middle Gain vs Freq
10
Fig.10 Treble Gain vs Freq
TREBLE GAIN:-20～+20dB
fo : 7.5kHz Q : 0.75
/1dB step
2
Fig.1 Iq vs Vcc
1 0 0
1 0 0
Frequency [Hz]
100
Frequency [Hz]
Frequency [Hz]
Frequency (Hz)
VCC[V]
4
BASS GAIN : -20～+20dB
fo : 60Hz Q : 0.5
/1dB step
1 k
1 k
1k
6
MIDDLE GAIN :
-20～+20dB /1dB step
1 0 k
1 0 k
fo : 500Hz
Q : 0.75
10k
8
1 0 0 k
10
1 0 0 k
100k
0 .0 0 1
0 .0 1
-1 0
-1 5
-2 0
-2 5
-10
-15
-20
-25
0 .1
-1 0
-1 5
-2 0
-2 5
2 5
2 0
1 5
1 0
25
20
15
10
-5
-5
1 0
2 5
2 0
1 5
1 0
-5
5
0
5
0
5
0
1
0 .0 0 1
Fig.8 Middle fo vs Freq
1 0
10
Fig.5 Bass fo vs Freq
1 0
Fig.11 Treble fo vs Freq
fo : 7.5k/10k/12.5k/15kHz
TREBLE GAIN : ±20dB
Q : 0.75
Fig.2 Thd vs Vo
1 0 0
100
0 .0 1
1 0 0
Frequency [Hz]
Frequency [Hz]
Frequency [Hz]
Vout [Vrms]
V o u t (V )
6/37
fo : 500/1k/1.5k/2.5kHz
1 k
0 .1
1 k
1k
fo : 60/80/100/120Hz
BASS GAIN : ±20dB
Q : 0.5
100Hz
1kHz
10kHz
1 0 k
1 0 k
10k
1
1 0 0 k
1 0 0 k
1 0
100k
1 0
1
0 .1
0 .0 1
0 .0 0 1
-10
-15
-20
-25
-10
-15
-20
-25
25
20
15
10
-5
25
20
15
10
-5
5
0
5
0
-1 0
-1 5
-2 0
-2 5
10
Fig.12Treble Q vs Freq
10
2 5
2 0
1 5
1 0
-5
-1
-2
-3
-4
-5
5
0
5
4
3
2
1
0
Fig.9 Middle Q vs Freq
1 0
1 0
Fig.6 Bass Q vs Freq
Q : 0.75/1.25
TREBLE GAIN : ±20dB
fo : 7.5kHz
Fig.12 Gain vs Freq
Fig.3 Gain vs Freq
100
100
1 0 0
1 0 0
Frequency [Hz]
Frequency (Hz)
Frequency [Hz]
Frequency [Hz]
Frequency [Hz]
Fre qu e n cy (Hz)
1k
1k
Technical Note
2010.03 - Rev.A
1 k
1 k
Q : 0.5/1/1.5/2
BASS GAIN : ±20dB
fo : 60Hz
Gain=0dB
Q : 0.75/1/1.25/1.5
MIDDLE GAIN :
fo : 500Hz
±20dB
10k
10k
1 0 k
1 0 k
100k
1 0 0 k
100k
1 0 0 k