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Product Detailed Parameters
- Description：OPTOISOLTR 5.3KV 1CH TRANS 4-SMD
- Series：TIL194
- Mfr：Isocom Components 2004 LTD
- Package：Tape & Reel (TR)
- Number of Channels：1
- Voltage - Isolation：5300Vrms
- Current Transfer Ratio (Min)：100% @ 5mA
- Current Transfer Ratio (Max)：-
- Turn On / Turn Off Time (Typ)：-
- Rise / Fall Time (Typ)：4µs, 3µs
- Input Type：AC, DC
- Output Type：Transistor
- Voltage - Output (Max)：35V
- Current - Output / Channel：-
- Voltage - Forward (Vf) (Typ)：1.2V
- Current - DC Forward (If) (Max)：50 mA
- Vce Saturation (Max)：400mV
- Operating Temperature：-30°C ~ 100°C
- Mounting Type：Surface Mount
- Package / Case：4-SMD, Gull Wing
- Supplier Device Package：4-SMD
- Grade：-
- Qualification：-
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Overview
The TIL194BSMT&R is a surface mount optocoupler manufactured by Isocom Components 2004 LTD. It features a single channel with a phototransistor output and utilizes a 4-pin SMD PDIP package. The device supports direct current input and offers an isolation voltage of 5.3 kVrms. Key electrical parameters include a maximum forward voltage of 1.65V, a maximum input current of 50 mA, and a typical rise time of 2µs. The current transfer ratio ranges from 100% minimum to unspecified maximum, with a typical fall time of 11µs.
Feature Summary
- Provides galvanic isolation between input and output circuits using infrared LED and phototransistor technology.
- Designed for surface mount assembly in compact electronic applications.
- Features high isolation voltage capability for noise immunity.
Applications
- Signal isolation in digital communication interfaces
- Switching power supply feedback loops
- Microcontroller input/output isolation
Procurement Notes
Verify the specific suffix and packaging configuration against official datasheets before ordering. Confirm that the component meets required isolation voltage standards for the intended application. Ensure compatibility with surface mount reflow soldering processes. Check for any recent manufacturing updates or pinout revisions from the supplier.
Selection Notes
Select this component when a single-channel, surface-mount optoisolator with high isolation voltage is required. Consider the 50 mA maximum input current and phototransistor output characteristics for circuit design. Evaluate the 4-pin SMD footprint constraints against available board space. Compare performance metrics such as rise and fall times against system speed requirements.
Part Context
This part belongs to the family of infrared optoelectronic devices supplied by Isocom Components 2004 LTD. The manufacturer specializes in providing various optocouplers and solid-state relays. The TIL194BSMT&R represents a standard solution for basic signal isolation tasks in consumer and industrial electronics.
Replacement Considerations
Direct substitutes may include other single-channel surface mount optocouplers with similar pinouts and isolation ratings. Verify compatibility regarding current transfer ratio and package dimensions before substitution.
