PC727
PC727 is Low Input Current Drive Type Photocoupler manufactured by Sharp Corporation.
PC727 s Features
1. Low input current drive type (IF : 50 µ A) 2. Current transfer ratio (CTR : MIN. 60%) Assured within operating temperature range (Ta=-25 to +60˚C)
Low Input Current Drive Type Photocoupler s Outline Dimensions
1.2 6 5 PC727 4 Internal connection diagram 6 6.5 5 4 1 Cathode 2 Anode 3 NC 4 Emitter 1 2 3 5 Collector 6 NC 7.62 9.22 3.5
(Unit : mm) s Applications
1. ISDNs 2. Telephone sets
Example of ISDN terminal configuration
DSU Modular jack
Send
- DSU : Digital Service Unit (line terminal equipment)
- TE terminal : Terminal Equipment (standard terminal) TE terminal 5V Receive Rotary driver /receiver IC
Receive
Feed (from station) : 40V (+5/-20%) (32 to 42V)
PC727 connection detection to C-MOS IC
Send s...
