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Product Detailed Parameters
- Description：OPTOISO 3.75KV 1CH TRANS 6-MFSOP
- Series：-
- Mfr：Toshiba Semiconductor and Storage
- Package：Bulk
- Number of Channels：1
- Voltage - Isolation：3750Vrms
- Current Transfer Ratio (Min)：50% @ 5mA
- Current Transfer Ratio (Max)：600% @ 5mA
- Turn On / Turn Off Time (Typ)：3µs, 3µs
- Rise / Fall Time (Typ)：2µs, 3µs
- Input Type：AC, DC
- Output Type：Transistor
- Voltage - Output (Max)：80V
- Current - Output / Channel：50mA
- Voltage - Forward (Vf) (Typ)：1.15V
- Current - DC Forward (If) (Max)：50 mA
- Vce Saturation (Max)：400mV
- Operating Temperature：-55°C ~ 100°C
- Mounting Type：Surface Mount
- Package / Case：6-SMD (4 Leads), Gull Wing
- Supplier Device Package：6-MFSOP, 4 Lead
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Overview
The TLP120(F) is a mini flat coupler featuring a photo transistor optically coupled to two inverse-parallel gallium arsenide infrared emitting diodes. This configuration enables direct operation from AC input current without external rectification. The device provides high isolation voltage of 3750 Vrms minimum and collector-emitter breakdown voltage of 80 V minimum. It supports a current transfer ratio of 50% minimum, with GB rank offering 100% minimum. The component is designed for surface mount assembly in compact applications.
Feature Summary
- Dual inverse-parallel GaAs infrared emitters enable direct AC input signal coupling
- High insulation capability ensures safe separation between input and output circuits
- Compact mini flat package design facilitates efficient surface mount PCB integration
Applications
- AC/DC input modules for programmable controllers
- Telecommunication interface circuits
- Direct AC signal detection systems
Procurement Notes
Verify the specific suffix designation against official Toshiba Semiconductor and Storage documentation to confirm exact electrical ranking and packaging configuration. Ensure compliance with relevant safety standards such as UL1577 recognition before implementation. Cross-reference datasheet revisions to validate parameter consistency for production requirements.
Selection Notes
Select this component when direct AC input handling is required within a compact surface mount footprint. The dual emitter structure eliminates the need for external rectifier components, simplifying circuit design. Evaluate thermal management capabilities and isolation voltage requirements against system specifications to ensure reliable long-term operation under varying load conditions.
Part Context
This device belongs to the Toshiba mini flat coupler series, engineered for space-constrained electronic designs. The family emphasizes high-density mounting solutions while maintaining robust electrical isolation characteristics. Integration into modern PCB layouts benefits from the standardized outline dimensions and established manufacturing reliability associated with this product line.
Replacement Considerations
Consult official substitution lists for verified equivalent models. Generic replacements may not match the specific dual-emitter AC input functionality or isolation ratings.
