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Tone Telephone Ringers
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指定 | Pin to Pin Compatibility | Function | Features | Package | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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IL2418D | KA2418 | Two-Tone Telephone Ringer with Diode Bridge | Vcc=26 V Icc max=1.8 mA Activation voltage 12.2…13 V Sustaining voltage 8.0…8.8 V Internal Zener diodes to protect against over voltages High noise immunity due to built-in voltage-current hysteresis Ringer impedance adjustable with external components Output F1=2100…2550Hz F2=1500…1850Hz |
SO-8 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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IL2418N | KA2418 | Two-Tone Telephone Ringer with Diode Bridge | Vcc=26 V Icc max=1.8 mA Activation voltage 12.2…13 V Sustaining voltage 8.0…8.8 V Internal Zener diodes to protect against over voltages High noise immunity due to built-in voltage-current hysteresis Ringer impedance adjustable with external components Output F1=2100…2550Hz F2=1500…1850Hz |
DIP-8 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||