SGM4996_17 Datasheet, PDF (4/16 Pages) SG Micro Corp – 1.3W Fully Differential Audio Power Amplifier with Selectable Shutdown

SGM4996
1.3W Fully Differential Audio Power
Amplifier with Selectable Shutdown
ELECTRICAL CHARACTERISTICS
(The following AC specifications apply for 8Ω load, AV = 1V/V, TA = +25℃, unless otherwise specified.)
PARAMETER
SYMBOL
CONDITIONS
Supply Voltage
VCC
Shutdown Current
VCC = 5.0V
ISD
SDM = SDS = GND or
SDM = SDS = VCC
VCC = 3.6V
VCC = 2.6V
Output Offset Voltage
VOS
VIN = 0V, IO = 0A
VCC = 5.0V, No Load
VCC = 5.0V, 8Ω Load
Quiescent Power Supply Current
IQ
VIN = 0V
VCC = 3.6V, No Load
VCC = 3.6V, 8Ω Load
VCC = 2.6V, No Load
VCC = 2.6V, 8Ω Load
SD SELECT Threshold High
VSDSIH
SD SELECT Threshold Low
VSDSIL
SD MODE Threshold High
VSDMIH
SD MODE Threshold Low
VSDMIL
VCC = 5.0V
f = 1kHz,
THD+N = 1%
VCC = 3.6V
VCC = 3.0V
Output Power (8Ω)
PO
VCC = 2.6V
VCC = 5.0V
f = 1kHz,
THD+N = 10%
VCC = 3.6V
VCC = 3.0V
VCC = 2.6V
Total Harmonic Distortion + Noise
THD+N PO = 0.6Wrms, f = 1kHz, VCC = 5.0V
VCC = 5.0V
VRIPPLE = 200mVP-P
CB = 1µF, f = 217Hz
VCC = 3.6V
VCC = 3.0V
Power Supply Rejection Ratio ^{(1) (2)}
PSRR
VCC = 2.6V
VCC = 5.0V
VRIPPLE = 200mVP-P
CB = 1µF, f = 1kHz
VCC = 3.6V
VCC = 3.0V
Common Mode Rejection Ratio ⁽²⁾
CMRR
VCC = 2.6V
f = 217Hz, VCM = 200mVP-P, VCC = 5.0V
VCC = 5.0V
Wake-Up Time
TWU
CB = 1μF
VCC = 3.6V
VCC = 3.0V
VCC = 2.6V
NOTES:
1. 10Ω terminated input.
2. PSRR and CMRR are affected by the matching between gain-setting resistor ratios.
MIN TYP
2.5
0.01
0.01
0.01
-10
2
4.70
4.73
3.85
3.87
3.20
3.21
1.2
1.2
1.30
0.66
0.46
0.33
1.60
0.82
0.57
0.41
0.013
-85
-81
-64
-54
-83
-80
-64
-54
-81
68
53
45
40
MAX
5.5
2
10
7.5
8
6
0.4
0.4
UNITS
V
μA
mV
mA
V
W
%
dB
dB
ms
SG Micro Corp
www.sg-micro.com
MARCH 2017
4