TLP521-1X Optoisolator Transistor Output Reliable Photovoltaic Isolation Solution

Brand Name:Isocom Components
Model Number:TLP521-1X
Minimum Order Quantity:1
Place of Origin:China
Manufacturer:Isocom Components
Part number:TLP521-1X
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Location: Shenzhen China
Address: Shenzhen, Futian District, Huaqiang North SEG Plaza, Room 6401 A
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Reliable Optoisolator Transistor Output with the Isocom Components TLP521-1X

Introducing the Isocom Components TLP521-1X Optoisolator Transistor Output, a reliable and high-voltage isolation solution designed for various applications. With its photovoltaic output and transistor output type, this optoisolator provides secure electrical isolation between input and output circuits. The TLP521-1X is an active product, indicating that it is currently in production and readily available for use in your projects. Featuring a single channel, this optoisolator allows for isolating a single signal or channel in your circuit. The package type is 4-DIP (Dual In-Line Package), which provides through-hole mounting for secure and reliable connections.

High-Voltage Photovoltaic Optoisolator with Transistor Output for Isolation Applications

With a high voltage isolation rating of 5300Vrms, the TLP521-1X ensures that the input and output circuits are effectively isolated, protecting sensitive components and ensuring safety. The current transfer ratio is specified to be a minimum of 50% and a maximum of 600% at 5mA, indicating the efficiency of transferring the input signal to the output. This feature ensures accurate signal transmission and reliable operation. The turn-on and turn-off times are typically 3µs, providing fast response and minimizing delays in signal transmission. The rise and fall times are typically 4µs and 3µs, respectively, allowing for quick and efficient switching.


Featuring a DC input type and a transistor output, the TLP521-1X offers versatility in interfacing with different circuit configurations. The maximum output voltage is 55V, and the maximum output current per channel is 50mA, providing ample capacity for driving various loads.

The forward voltage (Vf) for the input is typically 1.15V, and the maximum forward current (If) is 50mA, ensuring efficient operation with low power consumption. Operating within a temperature range of -30°C to 100°C, the TLP521-1X can withstand a wide range of environmental conditions, making it suitable for various applications.

Technical Features:

FeatureDescription
ManufacturerIsocom Components 2004 LTD
Product CategoryOptoisolators
PackageTube
Product StatusActive
Number of Channels1
Voltage - Isolation5300Vrms
Current Transfer Ratio (Min)50% @ 5mA
Current Transfer Ratio (Max)600% @ 5mA
Turn On / Turn Off Time (Typ)3µs, 3µs
Rise / Fall Time (Typ)4µs, 3µs
Input TypeDC
Output TypeTransistor
Voltage - Output (Max)55V
Current - Output / Channel50mA
Voltage - Forward (Vf) (Typ)1.15V
Current - DC Forward (If) (Max)50 mA
Vce Saturation (Max)400mV
Operating Temperature-30°C ~ 100°C
Mounting TypeThrough Hole
Package / Case4-DIP (0.300", 7.62mm)

Enhance your circuit isolation applications with the Isocom Components TLP521-1X Optoisolator Transistor Output. With its photovoltaic output, high voltage isolation, and transistor output type, this optoisolator provides a reliable and secure solution for isolating signals and protecting sensitive components.

China TLP521-1X Optoisolator Transistor Output Reliable Photovoltaic Isolation Solution supplier

TLP521-1X Optoisolator Transistor Output Reliable Photovoltaic Isolation Solution

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