Datasheet Details
- Part number
- KA2418B
- Manufacturer
- Samsung
- File Size
- 38.81 KB
- Datasheet
- KA2418B_Samsungsemiconductor.pdf
- Description
- TONE RINGER WITH BRIDGE DIODE
KA2418B Description
KA2418B/28 INTRODUCTION TONE RINGER WITH BRIDGE DIODE The KA2418B/28 is a monolithic integrated circuit telephone tone ringer with bridge diode, whe.
KA2418B Features
* Built-in full wave bridge diode rectifier
* Low current consumption, in order to allow the parallel operation of the 4 devices
* Few external components
* Tone and adjustable switching frequencies by external components
* High noise immunity due to built-in
KA2418B Applications
* Electronic telephone ringers
* Extension ringers
BLOCK DIAGRAM
RECTIFIER CAPACITOR 7 ACTIVATION VOLTAGE ADJUSTABLE 6
TIP
8
-
+
POWER SUPPLY CONTROL CIRCUIT
LOW FREQ OSC
HIGH FREQ OSC
OUTPUT AMP
5 OUTPUT
RING
1
2 GND
3 SWEEP RATE CONTROL CAPACITOR
4 OUTPUT FREQUENCY C
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