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UTC1240A |
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| Part Number | UTC1240A |
| Manufacturer | Hangzhou Silan Microelectronics |
| Description | LI NEAR I NTEGRATED CI RCUI T ELECTRONIC DUAL-TONE RINGER The UTC1240A are monolithic integrated circuits designed to replace the mechanical bell in telephone sets in connection with an electro-acou... |
| Features |
* Low current consumptioin,in order to allow the parallel operation of 4 devices. against overvoltage. * Little external circuitry. * Tone and switching frequencies adjustable * Intergrated voltage and current hysteresis
DataSheet4U.com by external components. * Integrated rectifier bridge with zener diodes to protect
DataShee
TEST CIRCUIT
1F
2.2k¡
8
5
VAB
7
UTC1240A
RL
Vout
10F
1
2
3
4 C1 100nF R1 14k¡
f1=
27200 R1(k¡
f2=0.725f1
750 f ( SWEEP )= C1(nF)
YOUW ANG ELECTRONI CS CO. LTD
1
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DataSheet 4 U .com
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UTC1240A
Characteristic
Ca... |
| Document |
 UTC1240A Data Sheet
PDF 225.81KB |
| Distributor | Stock | Price | Buy |
|---|
