Overview
The TLP127(TPR,U,F) is a photocoupler produced by Toshiba Semiconductor and Storage. It is designed as a small outline coupler suitable for surface mount assembly. This device consists of a gallium arsenide infrared emitting diode optically coupled to a Darlington photo transistor with an integral base-emitter resistor. The TLP127 is widely used in various applications requiring high isolation and reliable signal transfer.
Key Specifications
| Characteristic | Symbol | Rating | Unit |
|---|---|---|---|
| Mounting Style | SMD/SMT | ||
| Package / Case | SOP-4 | ||
| Number of Channels | 1 Channel | ||
| Output Type | Photodarlington | ||
| Isolation Voltage | 2500 Vrms | ||
| Forward Current (IF) | IF | 50 mA | |
| Forward Voltage (VF) | VF | 1.3 V | |
| Maximum Collector Emitter Voltage (VCEO) | VCEO | 300 V | |
| Maximum Collector Current (IC) | IC | 150 mA | |
| Maximum Collector Emitter Saturation Voltage (VCE(sat)) | VCE(sat) | 1.2 V | |
| Reverse Voltage (VR) | VR | 5 V | |
| Power Dissipation (PD) | PD | 200 mW | |
| Minimum Operating Temperature | -55°C | ||
| Maximum Operating Temperature | +100°C | ||
| Current Transfer Ratio | 1000% (min) | ||
| Dimensions (mm) | 3.6 x 4.4 x 2.5 |
Key Features
- High Isolation Voltage: The TLP127 offers an isolation voltage of 2500 Vrms, ensuring reliable signal transfer between isolated circuits.
- Darlington Output: The device features a Darlington photo transistor with an integral base-emitter resistor, enhancing current gain and simplifying circuit design.
- Compact Package: The SOP-4 package is suitable for surface mount assembly, making it ideal for space-constrained applications.
- Wide Operating Temperature Range: The component operates within a temperature range of -55°C to +100°C, making it suitable for various environmental conditions.
- UL, cUL, and VDE Approvals: The TLP127 is recognized by UL 1577, cUL (CSA Component Acceptance Service No. 5A), and VDE-approved (EN 60747-5-5), ensuring compliance with safety standards.
Applications
- Communication Interfaces: The TLP127 is used in communication interfaces to provide high isolation and reliable signal transfer.
- Programmable Controllers (PLCs): It is commonly used in PLCs for industrial control systems where isolation and reliability are critical.
- Telecommunication Systems: The device is suitable for telecommunication applications requiring high isolation and current transfer ratio.
- Industrial Automation: It is used in various industrial automation applications where reliable and isolated signal transfer is necessary.
Q & A
- What is the isolation voltage of the TLP127?
The isolation voltage of the TLP127 is 2500 Vrms.
- What type of output does the TLP127 have?
The TLP127 has a photodarlington output.
- What is the maximum collector current of the TLP127?
The maximum collector current of the TLP127 is 150 mA.
- What are the operating temperature ranges for the TLP127?
The operating temperature range for the TLP127 is -55°C to +100°C.
- Is the TLP127 RoHS compliant?
Yes, the TLP127 is RoHS compliant.
- What safety standards does the TLP127 comply with?
The TLP127 complies with UL 1577, cUL (CSA Component Acceptance Service No. 5A), and VDE-approved (EN 60747-5-5) safety standards.
- What is the current transfer ratio of the TLP127?
The current transfer ratio of the TLP127 is 1000% (minimum).
- What is the package type of the TLP127?
The package type of the TLP127 is SOP-4.
- Is the TLP127 suitable for surface mount assembly?
Yes, the TLP127 is suitable for surface mount assembly.
- What are the dimensions of the TLP127 package?
The dimensions of the TLP127 package are 3.6 mm x 4.4 mm x 2.5 mm.
