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PRODUCT SPECIFICATION
RC4861
3
P
Electrical Characteristics
V
DD
= 5V, f = 1kHz, R
L
= 8
W
, unless otherwise specified.
Typical Application Circuit
(Demo board is available for circuit in Figure 1).
Figure 1. Audio Amplifier with A
VD
= 2
* C
S
and C
B
size depend on specific application requirements and constraints. Typical values of C
S
and C
B
are 0.1
m
F
**Pin 1 should be connected to V
DD
to disable the amplifier or to GND to enable the amplifier. This pin should not be left floating.
Parameter
A
V
I
SS
Conditions
Min.
Typ.
90
0.6
Max.
Units
dB
m
A
Voltage Gain, Open Loop
Shutdown current
Shutdown pin HIGH,
V
DD
= 5V
No load
V
IN
= 0V
R
L
= 8
W
, V
DD
= 5V
f
O
= 1kHz, P
O
= 0.5W
f
O
= 1kHz,
D
V
DD
= 0.2Vp-p
0.1
m
F bypass cap
10
I
total
V
OS
P
O
THD
PSRR
Power Supply Current,
Output Offset Voltage
RMS Output Power
Total Harmonic Distortion
Power Supply Rejection Ratio
Input Referenced
6.5
2
10
20
mA
mV
W
%
dB
0.5
0.3
75
1
65
C
f
5 pF
Rf
GND
65-4861-03
**Shutdown
*C
B
V
DD
*C
S
+
R
L
8
R
i
C
i
+
–
6
4
3
2
7
18
5
20 k
20 k
1.0
μ
F
Audio
Input