Doorbell IC of OPES. Take a sample to show
for you:
1. Ding-Dong sounds by TO-92 package.
2. Ding-Dong sounds with 2 times while TG
pin is one Triggered.
3. Trigger mode by one shot non re-trigger.
4. Simple and lowest cost for circuit
assembly.
5. Application: Door bells, home appliances,
clock melodies, toys.
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