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Toshiba DC Input Phototransistor Output Optocoupler Surface Mount 4-Pin SO TLP291(BL,SE(T

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Toshiba DC Input Phototransistor Output Optocoupler Surface Mount 4-Pin SO TLP291(BL,SE(T

Name: Toshiba DC Input Phototransistor Output Optocoupler Surface Mount 4-Pin SO TLP291(BL,SE(T
Brand: Toshiba
SKU: 411852
Price: 0.48 USD
Availability: InStock

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Category Optocoupler Brand Toshiba Condition New

Specifications

Country of Origin	Thailand
Brand	Toshiba
Model	TLP291(BL,SE(T
Mount Type	Surface
Output type	Phototransistor
Series	TLP291
Maximum Operating Temperature	110°C
Package Type	SO
Minimum Operating Temperature	-55°C
Maximum input current	50mA
Number Of Channels	1
Standards/Approvals	CSA, EN, UL
Maximum Forward Voltage	1.4V
Number of Pins	4
Input Current Type	DC
Typical Rise Time	4μs
Maximum Current Transfer Ratio	400%
Typical Fall Time	7μs
Minimum Current Transfer Ratio	200%

Key Features

The optocoupler offers a maximum forward voltage of 1.4V ensuring low power loss.
It supports a maximum input current of 50mA suitable for various DC signal transmissions.
Typical rise and fall times are 4μs and 7μs respectively for efficient switching.
The device operates reliably within a wide temperature range from -55°C to 110°C.
It has a high current transfer ratio ranging from 200% minimum up to 400% maximum.
Complies with CSA, EN, and UL standards for safety and performance.
The package type is small outline (SO) designed for surface mounting applications.
This single-channel optocoupler is ideal for electrical isolation in industrial and consumer electronics circuits.

Product Description

Toshiba TLP291(BL,SE(T) DC Input Optocoupler is a reliable optical isolator designed for applications requiring electrical isolation with phototransistor output. It features a compact 4-pin SO surface mount package optimized for space-saving printed circuit board layouts.

This optocoupler is suitable for industrial, electronic, and power supply applications where noise reduction and signal isolation is critical. Operating from -55°C to 110°C, it can withstand harsh environments and maintains efficient switching with 4μs rise time and 7μs fall time.

The maximum forward voltage of 1.4V and input current up to 50mA enables efficient operation without excessive power consumption. With a wide current transfer ratio between 200% and 400%, it offers consistent signal amplification across a single channel.

Certified to CSA, EN, and UL safety standards, this component ensures trusted performance in a variety of electrical and industrial systems. The optocoupler provides excellent electrical isolation essential for protecting circuits from high voltages.

Compact SO package allows for high-density surface mounting on PCBs. High maximum operating temperature supports usage in challenging environments. Fast switching speeds make it suitable for signal and data transmission applications.

Single channel supports straightforward integration into control and protection circuits. Robust current transfer ratio ensures reliable data integrity. Manufactured in Thailand with stringent quality controls. Useful in industrial automation, power supplies, consumer electronics, and other electronic equipment.

Explore more Toshiba Optocouplers and related electronic components on EnvMart for comprehensive industrial and electronic needs.