KA2181 Ver la hoja de datos (PDF) - Samsung
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KA2181 Datasheet PDF : 3 Pages
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KA2181
REMOTE CONTROL PREAMPLIFIER
REMOTE CONTROL PREAMPLIFIER
The KA2181 is a silicon monolithic integrated circuit
designed for a remote control preamplifier of infrared
signals. This device has features of low power, high
sensitivity and wide supply voltage.
8-SIP
FUNCTIONS
• AMP • ABLC • LIMITER & LEVEL SHIFT
• PEAK DET • SHAPING
FEATURES
• Wide operation voltage
• Low power consumption
• High input sensitivity
• Peak detector
VCC=6 to 14.4V
ICC=2.5mA Typ.
50µVP-P Typ.
ORDERING INFORMATION
Device Package Operating Temperature
• Small size package
8-SIP
• A minimum number of parts are required
KA2181 8-SIP
-20°C ~+75°C
• Designed for use with the KS5803 remote control transmitter IC.
BLOCK DIAGRAM
+
Input
7
PIN-Photo
Diode
+
Tuning Coil
Peak Hold Capacitor
3
4
BIAS
AMP
ABLC
6
By-pass Capacitor
+
5
Ground
VCC
6 ~14.4V
Power Supply
8
1
Output
2
Integral Capacitor
Fig. 1
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