The TCET1203 is a phototransistor optocoupler with a gallium arsenide infrared LED in a 4-pin dual inline package, designed for signal isolation in switch-mode power supplies, computer interfaces, and line receivers. It features a current transfer ratio of 100% to 200% at 10 mA forward current and 5 V collector-emitter voltage, a collector-emitter breakdown voltage of 70 V, and an isolation test voltage of 5000 V RMS. The device meets UL1577, cUL1577, DIN EN 60747-5-5 (VDE 0884-5), BSI, CQC GB8898-2011, and CQC GB4943.1-2011 safety standards. The operating ambient temperature range is -40 °C to +100 °C. The package has a lead pitch of 7.62 mm.
1-CH DC Optocoupler, 70V VCEO, 60mA IF, 200% CTR, DIP Product overview: TCET1203 from Vishay is a Bipolar Transistor for signal amplification, switching, driver stages, discrete power control, and general electronic circuit design. It is useful for engineers and buyers comparing datasheets, replacement parts, BOM lines, package options, lifecycle status, and procurement availability. Key searchable attributes include 70V, 60mA, DIP. Search-friendly keywords include transistor, BJT, switching, amplification, 70V, 60mA, DIP, Bipolar Transistor, Transistor, Photovoltaic Output Optoisolators. This listing supports clearer product discovery for industrial, commercial, repair, automation, power, sensing, and embedded system projects. Product number 903-TCET1203 can be used for catalog matching and distributor lookup.
| ERSAELECTRONICS PTE. LTD. | |
|---|---|
| Product Category | Bipolar RF Transistors |
| Product Number | 903-TCET1203 |
| Product Name | 70V 60mA DIP Bipolar Transistor |
| IC(max) | 50 milliamps |
