DESCRIPTION
The TCLT1600 consists of a phototransistor optically
coupled to 2 gallium arsenide infrared-emitting diodes in an
SOP 4-pin wide body package.

AGENCY APPROVALS
• UL1577, file no. E76222
• CSA 22.2 bulletin 5A, double protection
• DIN EN 60747-5-2 (VDE 0884)/DIN EN 60747-5-5
(pending), available with option 1
• BSI IEC 60950; IEC 60065

FEATURTES
• Low profile package
• Extra low coupling capacity - typical 0.2 pF
• High common mode rejection
• AC input
• Creepage current resistance according to
VDE 0303/IEC 60112 comparative tracking
index: CTI ≥ 175
• Creepage distance > 8 mm
• Material categorization: for definitions of
compliance please see www.vishay.com/doc?99912

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 to IV at mains voltage ≤ 300 V
- for appl. class I to III at mains voltage ≤ 600 V
according to DIN EN 60747-5-2 (VDE 0884)