BD7830NUV Rohm, BD7830NUV Datasheet - Page 2

• Manufacturer Part Number: BD7830NUV
• Description: 1.1W to1.5W Monaural Speaker Amplifier
• Manufacturer: Rohm

●Electrical characteristics (Unless otherwise noted, Ta=+25℃, Vcc=+3.0V, f=1kHz, RL=8Ω)
●Application Circuit Example
BD7830NUV
© 2010 ROHM Co., Ltd. All rights reserved.
www.rohm.com
Supply current
Standby supply current
Output power
Total harmonic distortion
Voltage gain1
Voltage gain2
Power supply rejection ratio
Mute attenuation
Output voltage
Output offset voltage
STBY release voltage
STBY hold voltage
STBY input current H
STBY input current L
*1:B.W.=400～30kHz, *2:DIN AUDIO, SE:Single End, BTL:The voltage between 5pin and 8pin
Parameter
Audio
Input
※3pin SOFT terminal
1 : Usually
2 : Enable to adjust fade in/out time
by external capacitor
H : ACTIVE
L : STBY
0.01uF
0.1uF
VCC
1μF
1
2
20kΩ
?
Symbol
T
V
V
I
I
STB
SOFT
P
M
ΔVo
I
STBYH
BIAS
STBYL
HD
STBYH
STBY
A
A
STBYL
I
P
Vo
IN－
SRR
CC
UTE
V1
V2
O
+N
2
3
4
1
SOFT
Bias
MIN.
1.35
-0.1
280
-40
1.4
40
60
20
―
―
―
-1
-1
-2
Limit
TYP.
420
2/17
3.2
0.1
1.5
57
80
30
―
―
0
0
0
0
0
2ndAmp
1stAmp
20kΩ
Vcc+0
MAX.
1.65
+40
6.8
0.5
0.4
+1
+1
40
―
―
―
―
.1
2
Unit
mW
mA
mV
µA
dB
dB
dB
dB
µA
µA
%
V
V
V
OUT2
8
GND
7
V
6
OUT1
5
DD
Monitor
1μF
5&8
5&8
5&8
5&8
5&8
5&8
pin
6
6
5
8
1
1
1
1
Active mode
Standby mode
BTL, THD+N=1%
BTL, Po=150mW
Vin=-20dBV, 1stAmp
Vin=-20dBV, 2ndAmp
BTL, Vripple=0.2Vpp,
BTL, Vin=-20dBV
Vin=0V
ΔVo=|Vo1-Vo2|
Active mode
Standby mode
V
V
STBY
STBY
8Ω
=3V
=0V
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Condition
Technical Note
2010.06 - Rev.A
*1
*1
*2