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| SGM4996_17 Datasheet, PDF (8/16 Pages) SG Micro Corp – 1.3W Fully Differential Audio Power Amplifier with Selectable Shutdown | |||
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SGM4996
1.3W Fully Differential Audio Power
Amplifier with Selectable Shutdown
APPLICATION CIRCUITS
RF
20kΩ
To
Battery
CS
1µF
VCC
CI
RI
0.39µF
20kΩ
IN-
_
Shutdown Control
SD MODE
SD SELECT
0
0
0
1
1
0
1
1
Status
Shutdown
On
On
Shutdown
CB
Bypass
1µF (Optional)
Bias
VCC /2
Circuitry
CI
RI
IN+
0.39µF 20kΩ
SD SELECT 10kΩ
SD MODE
To External Power 10kΩ
Supply or Control I/O
+
Shutdown
Control
GND
VO+
VO-
RL = 8Ω
RF
20kΩ
NOTE: A 10kΩ resistor must be serially connected to SD SELECT or SD MODE pin.
Figure 1. Typical Differential Input Application Schematic
SG Micro Corp
www.sg-micro.com
MARCH 2017
8
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