Overview
The TLP127, produced by Toshiba Semiconductor and Storage, is a mini-flat photocoupler that integrates an infrared emitting diode optically coupled to a Darlington photo transistor. This device is designed for surface mount assembly and is suitable for various applications requiring electrical isolation. The TLP127 is recognized by UL (UL 1577, File No. E67349), cUL (CSA Component Acceptance Service No.5A File No.E67349), and VDE-approved (EN 60747-5-5), ensuring compliance with international safety standards.
Key Specifications
| Characteristic | Symbol | Min | Typ | Max | Unit |
|---|---|---|---|---|---|
| Forward Current | IF | 16 | 50 | mA | |
| Pulse Forward Current | IFP | 1 | A | ||
| Reverse Voltage | VR | 5 | V | ||
| Collector-Emitter Voltage | VCEO | 300 | V | ||
| Emitter-Collector Voltage | VECO | 0.3 | V | ||
| Collector Current | IC | 150 | mA | ||
| Isolation Voltage | 2500 | Vrms | |||
| Current Transfer Ratio | 1000% | % | |||
| Operating Temperature | Topr | -25 | 85 | °C | |
| Storage Temperature Range | Tstg | -55 | 125 | °C |
Key Features
- Optical Isolation: Provides electrical isolation with a high isolation voltage of 2500 Vrms, ensuring safety and reliability in applications.
- Darlington Photo Transistor: Features a Darlington photo transistor with an integral base-emitter resistor, enhancing current gain and simplifying circuit design.
- High Current Transfer Ratio: Offers a minimum current transfer ratio of 1000%, making it suitable for applications requiring high sensitivity.
- Compact Package: Available in a mini-flat SOP-4 package, ideal for surface mount assembly and space-constrained designs.
- Compliance with Safety Standards: Recognized by UL, cUL, and VDE, ensuring compliance with international safety standards.
Applications
- Programmable Controllers: Used in industrial control systems for reliable signal transmission.
- Telecommunication: Employed in telecommunication equipment for isolating high-voltage signals.
- DC-Output Modules: Suitable for use in DC-output modules where electrical isolation is crucial.
- Industrial Automation: Applied in various industrial automation systems to ensure safe and reliable signal transmission.
Q & A
- What is the TLP127?
The TLP127 is a mini-flat photocoupler produced by Toshiba Semiconductor and Storage, consisting of an infrared emitting diode optically coupled to a Darlington photo transistor.
- What is the isolation voltage of the TLP127?
The isolation voltage of the TLP127 is 2500 Vrms.
- What is the current transfer ratio of the TLP127?
The minimum current transfer ratio of the TLP127 is 1000%.
- What are the operating temperature ranges for the TLP127?
The operating temperature range for the TLP127 is from -25°C to 85°C.
- What safety standards does the TLP127 comply with?
The TLP127 is recognized by UL, cUL, and VDE, complying with international safety standards such as UL 1577, CSA Component Acceptance Service No.5A, and EN 60747-5-5.
- What is the package type of the TLP127?
The TLP127 is available in a mini-flat SOP-4 package.
- 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 are some common applications of the TLP127?
The TLP127 is commonly used in programmable controllers, telecommunication equipment, DC-output modules, and industrial automation systems.
- How does the TLP127 ensure electrical isolation?
The TLP127 ensures electrical isolation through its optical coupling mechanism, which separates the input and output circuits.
- What is the storage temperature range for the TLP127?
The storage temperature range for the TLP127 is from -55°C to 125°C.
