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Product Detailed Parameters
- Description：OPTOISO 5.3KV TRANS W/BASE 6-DIP
- Series：-
- Mfr：onsemi
- Package：Tube
- Number of Channels：1
- Voltage - Isolation：5300Vrms
- Current Transfer Ratio (Min)：40% @ 10mA
- Current Transfer Ratio (Max)：300% @ 10mA
- Turn On / Turn Off Time (Typ)：20µs, 50µs (Max)
- Rise / Fall Time (Typ)：-
- Input Type：DC
- Output Type：Transistor with Base
- Voltage - Output (Max)：30V
- Current - Output / Channel：100mA
- Voltage - Forward (Vf) (Typ)：1.23V
- Current - DC Forward (If) (Max)：100 mA
- Vce Saturation (Max)：400mV
- Operating Temperature：-55°C ~ 100°C
- Mounting Type：Through Hole
- Package / Case：6-DIP (0.300", 7.62mm)
- Supplier Device Package：6-DIP
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Overview
The onsemi SL5500300 is a single-channel optoisolator featuring a transistor output with an accessible base terminal. It provides high isolation voltage of 5300Vrms and supports a collector-emitter saturation voltage of up to 400mV. The device operates with a DC input and delivers a current transfer ratio ranging from 40% to 300% at 10mA forward current. It is housed in a 6-DIP package suitable for through-hole mounting, with an operating temperature range spanning from -55°C to 100°C.
Feature Summary
- Provides galvanic isolation between input and output circuits via an internal LED and phototransistor structure.
- Includes a dedicated base terminal on the output transistor to allow for external biasing or speed control adjustments.
- Designed for robust performance across wide industrial temperature ranges with high dielectric strength.
Applications
- Industrial automation control systems requiring signal isolation
- Power supply feedback loops for voltage regulation
- Microcontroller interface circuits for noise immunity
Procurement Notes
Verify component status as this part is officially obsolete. Confirm availability of alternative sources or qualified substitutes before finalizing design specifications. Ensure that any replacement components meet the same isolation voltage and package footprint requirements to maintain system integrity.
Selection Notes
Select this component when a transistor output with base access is required for specific timing or gain characteristics. Consider the 5300Vrms isolation rating for safety-critical applications. Evaluate the CTR range and switching times against the target circuit's speed and sensitivity requirements.
Part Context
This device belongs to the SL55 series of optocouplers, which are widely used for general-purpose isolation tasks. The series offers various output configurations, with this specific model providing a transistor output with base lead for enhanced flexibility in analog or digital switching applications.
Replacement Considerations
The LITEON 4N25 is documented as a similar substitute part number for this obsolete component.
FAQ
What is the purpose of the base terminal on the output transistor?
The base terminal allows users to connect external resistors or capacitors to control the turn-on/turn-off speed or to provide additional bias current, offering greater flexibility than standard transistor outputs.
What is the maximum isolation voltage supported by this device?
The SL5500300 supports a maximum isolation voltage of 5300Vrms, ensuring safe separation between high-voltage and low-voltage circuit sections.
