Professional IC Distribution & Technical Solutions

The TLP291(GB-TP,SE(T) is an optocoupler manufactured by TOSHIBA. Below are its key specifications, descriptions, and features:

Specifications:

• Type: Phototransistor Output Optocoupler
• Isolation Voltage: 3750 Vrms (min)
• Collector-Emitter Voltage (VCEO): 80 V (max)
• Collector Current (IC): 50 mA (max)
• Current Transfer Ratio (CTR):
• Minimum: 50% (at IF = 5 mA, VCE = 5 V)
• Maximum: 600%
• Input Forward Current (IF): 50 mA (max)
• Forward Voltage (VF): 1.25 V (typ) at IF = 5 mA
• Response Time:
• Turn-On Time (ton): 3 μs (max)
• Turn-Off Time (toff): 18 μs (max)
• Operating Temperature Range: -55°C to +110°C
• Package: SOP-4 (Small Outline Package)

Descriptions:

• The TLP291(GB-TP,SE(T) is a high-reliability optocoupler designed for signal isolation in various electronic circuits.
• It consists of a GaAs infrared LED optically coupled to a phototransistor in a compact SOP-4 package.
• Suitable for noise suppression, signal transmission, and voltage level shifting in industrial, automotive, and consumer applications.

Features:

• High Isolation Voltage (3750 Vrms) for safety and noise immunity.
• High Current Transfer Ratio (CTR) for efficient signal transmission.
• Compact SOP-4 Package for space-saving PCB designs.
• Wide Operating Temperature Range (-55°C to +110°C) for harsh environments.
• Lead (Pb)-Free & RoHS Compliant for environmental safety.
• UL, CSA, and VDE Recognized for international safety standards compliance.

This optocoupler is commonly used in power supplies, motor control, PLCs, and digital logic isolation applications.

(Note: Always refer to the official TOSHIBA datasheet for precise technical details before implementation.)