Overview
The TLP127(ITO-TPR,U,F) is a photocoupler produced by Toshiba Semiconductor and Storage. It is designed for surface mount assembly and features a small outline package (SOP-4). This component consists of an infrared emitting diode optically coupled to a Darlington photo transistor with an integral base-emitter resistor. The TLP127 is suitable for various applications requiring high isolation and reliable signal transfer between different voltage domains.
Key Specifications
| Characteristic | Symbol | Min | Typ. | Max | Unit |
|---|---|---|---|---|---|
| Mounting Style | SMD/SMT | ||||
| Package / Case | SOP-4 | ||||
| Number of Channels | 1 Channel | ||||
| Output Type | Photodarlington | ||||
| Isolation Voltage | Vrms | 2500 | V | ||
| Forward Current (IF) | IF | 16 | 50 | mA | |
| Forward Voltage (VF) | VF | 1.0 | 1.15 | 1.3 | V |
| Collector-Emitter Voltage (VCEO) | VCEO | 300 | V | ||
| Collector Current (IC) | IC | 150 | mA | ||
| Collector-Emitter Saturation Voltage (VCE(sat)) | VCE(sat) | 1.2 | V | ||
| Reverse Voltage (VR) | VR | 5 | V | ||
| Power Dissipation (PD) | PD | 200 | mW | ||
| Operating Temperature | Topr | -55 | 100 | °C | |
| Current Transfer Ratio | 1000 % | % |
Key Features
- High Isolation Voltage: The TLP127 offers an isolation voltage of 2500 Vrms, ensuring reliable signal transfer between different voltage domains.
- Photodarlington Output: The component features a Darlington photo transistor with an integral base-emitter resistor, providing high current gain.
- Small Outline Package: The SOP-4 package is suitable for surface mount assembly, making it ideal for compact designs.
- Wide Operating Temperature Range: The component operates from -55°C to 100°C, making it suitable for a variety of environmental conditions.
- UL, cUL, and VDE Approvals: The TLP127 is recognized by UL 1577, cUL, and VDE-approved (EN 60747-5-5), ensuring compliance with various safety standards.
Applications
- Programmable Controllers: The TLP127 is used in programmable controllers for industrial automation.
- Telecommunication Systems: It is suitable for telecommunication systems requiring high isolation and reliable signal transfer.
- Industrial Control Systems: The component is used in various industrial control systems where high isolation and reliability are critical.
- Power Supply Systems: It can be used in power supply systems to ensure safe and reliable operation.
Q & A
- What is the package type of the TLP127?
The TLP127 comes in a SOP-4 (Small Outline Package) suitable for surface mount assembly.
- What is the isolation voltage of the TLP127?
The isolation voltage of the TLP127 is 2500 Vrms.
- What is the output type of the TLP127?
The TLP127 features a photodarlington output.
- What is the current transfer ratio of the TLP127?
The current transfer ratio of the TLP127 is a minimum of 1000%.
- What are the operating temperature ranges for the TLP127?
The TLP127 operates from -55°C to 100°C.
- Is the TLP127 compliant with safety standards?
Yes, the TLP127 is recognized by UL 1577, cUL, and VDE-approved (EN 60747-5-5).
- What is the significance of the 'TPR' suffix in the part number?
The 'TPR' suffix indicates a tape revision option, meaning the part is rotated 180 degrees in the tape but has no effect on the actual part itself.
- What is the maximum collector current of the TLP127?
The maximum collector current of the TLP127 is 150 mA.
- What is the maximum collector-emitter voltage of the TLP127?
The maximum collector-emitter voltage of the TLP127 is 300 V.
- What is the typical forward voltage of the TLP127?
The typical forward voltage of the TLP127 is 1.15 V.
