Document Number: 83532 For technical questions, contact: optocoupleranswers@vishay.com
www.vishay.com
Rev. 1.7, 28-Oct-09 789
Optocoupler, Phototransistor Output
TCDT1120, TCDT1120G
Vishay Semiconductors
DESCRIPTION
The TCDT1120(G) series consists of a phototransistor
optically coupled to a gallium arsenide infrared emitting
diode in a 6 lead plastic dual in line package.
FEATURES
• High common mode rejection
• Four CTR groups available
• Compliant to RoHS directive 2002/95/EC and in
accordance to WEEE 2002/96/EC
APPLICATIONS
• Switch-mode power supplies
• Line receiver
• Computer peripheral interface
• Microprocessor system interface
• Reinforced isolation provides circuit protection against
electrical shock (safety class II)
• Circuits for safe protective separation against electrical
shock according to safety class II (reinforced isolation):
- for appl. class I - IV at mains voltage ≤ 300 V
- for appl. class I - III at mains voltage ≤ 600 V
according to DIN EN 60747-5-5
AGENCY APPROVALS
• UL1577, file no. E52744, double protection
• BSI IEC 60950 IEC 60065
• DIN EN 60747-5-5 (VDE 0884)
•FIMKO
• cUL tested to CSA 22.2 bulletin 5A
Note
(1)
G = leadform 10.16 mm; G is not marked on the body.
17201_6
65
4
2
3
1
NC
C
E
A( +) C (–) NC
V
DE
17201_4
ORDER INFORMATION
(1)
PART REMARKS
TCDT1120 CTR > 40 %, DIP-6
TCDT1122 CTR 63 % to 125 %, DIP-6
TCDT1123 CTR 100 % to 200 %, DIP-6
TCDT1124 CTR 160 % to 320 %, DIP-6
TCDT1120G CTR > 40 %, DIP-6
TCDT1122G CTR 63 % to 125 %, DIP-6
TCDT1123G CTR 100 % to 200 %, DIP-6
TCDT1124G CTR 160 % to 320 %, DIP-6