SGM4890 Datasheet, PDF (2/9 Pages) SG Micro Corp – 1.1 Watt Audio Power Amplifier

ELECTRICAL CHARACTERISTICS : TA = 25
PARAMETER
Quiescent Power Supply Current
Shutdown Current
Shutdown Voltage Input High
Shutdown Voltage Input Low
Output Offset Voltage
Output Power (8 Ω)
Total Harmonic Distortion + Noise
Power Supply Rejection Ratio
Wake –up Time
Shut Down Time
SYMBOL
I_Q
I_SD
V_SDIH
V_SDIL
VOS
P_O
THD+N
PSRR
T_WU
TSDT
CONDITIONS
V_IN = 0V, I_O = 0A,
V_SHUTDOWN = 0V,
V+ = +5V, No Load
V+ = +5V, 8 Ω Load
V₊ = +3.6V, No Load
V₊ = +3.6V, 8 Ω Load
V₊ = +3.0V, No Load
V+ = +3.0V, 8 Ω Load
V+ = +2.6V, No Load
V₊ = +2.6V, 8 Ω Load
f = 1 kHz, THD+N=1%
P_O = 0.4Wrms, f = 1kHz
V₊ = +5V
V₊ = +3.6V
V+ = +3.0V
V₊ = +2.6V
f = 217Hz
f = 1kHz
C_BYPASS = 1µF
8 Ω Load
V+ = +5V
V+ = +3.6V
V₊ = +3.0V
V+ = +2.6V
V+ = +5V
V₊ = +3.6V
V+ = +3.0V
V+ = +2.6V
V₊ = +5V
V₊ = +3.6V
V+ = +3.0V
V₊ = +2.6V
V₊ = +5V
V+ = +3.6V
V₊ = +3.0V
V₊ = +2.6V
Specifications subject to changes without notice.
SGM4890
MIN TYP MAX
4
8
6
10
3.7
5.7
3.5
7
5.5
9
3.3
5.3
0.01 4.0
1.2
0.4
1
50
1.10
0.58
0.40
0.30
0.01
-66
-63
-63
-62
-72
-68
-66
-64
110
110
100
100
10
16
17.8
17.8
UNITS
mA
µA
V
V
mV
W
%
dB
ms
µs
2
SGM4890