![TLP3555A(F Allicdata Electronics](https://files.allicdata.com/upload/common/default.jpg)
Allicdata Part #: | TLP3555A(F-ND |
Manufacturer Part#: |
TLP3555A(F |
Price: | $ 2.15 |
Product Category: | Relays |
Manufacturer: | Toshiba Semiconductor and Storage |
Short Description: | PHOTORELAY DIP4 THROUGH-HOLE |
More Detail: | Solid State SPST-NO (1 Form A) 4-DIP (0.300", 7.6... |
DataSheet: | ![]() |
Quantity: | 200 |
1 +: | $ 1.95300 |
10 +: | $ 1.82889 |
25 +: | $ 1.62540 |
50 +: | $ 1.54413 |
100 +: | $ 1.46286 |
300 +: | $ 1.30032 |
500 +: | $ 1.21905 |
1000 +: | $ 1.13778 |
5000 +: | $ 1.09715 |
Series: | TLP3555A |
Packaging: | Tube |
Part Status: | Active |
Mounting Type: | Through Hole |
Circuit: | SPST-NO (1 Form A) |
Output Type: | AC, DC |
Voltage - Input: | 1.64VDC |
Voltage - Load: | 0V ~ 60V |
Load Current: | 3A |
On-State Resistance (Max): | 100 mOhms |
Termination Style: | PC Pin |
Package / Case: | 4-DIP (0.300", 7.62mm) |
Supplier Device Package: | 4-DIP |
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A solid state relay (SSR) is an electronic switching device that is designed to switch a load on or off in response to an external control signal. The TLP3555A(F) is a kind of solid state relay and is used in applications including lights, motors, temperature controllers, and timers. This article will discuss the various applications of TLP3555A(F) and its associated working principle.
The TLP3555A(F) is an optically coupled isolator containing a gallium arsenide infrared-emitting diode and a NPN silicon phototransistor. It is configured with an LED input connected to a phototransistor output, whose collector-emitter voltage drop is used for latching/unlatching the AC output circuit. The input LED has a compact package and is computer controlled, while the output phototransistor is designed for higher breakdown voltage and higher collector-emitter leakage. This makes the TLP3555A(F) suitable for use in a variety of applications.
One of the primary applications of the TLP3555A(F) is AC load switching. The TLP3555A(F) is designed to handle switching AC loads and is used in a variety of devices such as lights, motors, temperature controllers, and timers, to name a few. The TLP3555A(F) isolates the control circuitry from the AC load, meaning that it can switch both AC and DC loads, and is well suited to applications in both industrial and consumer settings. As an example, the TLP3555A(F) could be used in a factory inspection line, where it could be used to control machines that are turned on and off in order to check various parts. It could also be used in a consumer product, such as a washing machine or fan heater, to switch the appliance on and off at specified times.
Aside from AC load switching, the TLP3555A(F) can also be used for other applications, such as signal isolation. Since the TLP3555A(F) has an input LED and output phototransistor configuration, it can be used to isolate signals in order to protect sensitive downstream components from electrical interference. As an example, the TLP3555A(F) could be used to isolate a medical device’s sensor input from its processor, or could be used to isolate the input of a logic circuit. Additionally, the TLP3555A(F) can be used to pulse-width modulate an AC or DC signal, allowing for precise, adjustable control over a wide range of loads.
The working principle of TLP3555A(F) relies on the phototransistor’s response to light. When light is shone on the phototransistor it creates a current between its collector and emitter which switches the AC/DC load. The base current of the phototransistor is adjusted by varying the current of the LED input, allowing for precise and adjustable switching. In order to ensure that the LED input of the TLP3555A(F) is connected properly to the AC load, the device should always be used in conjunction with an external current limiting resistor.
In conclusion, the TLP3555A(F) is a solid state relay that is used in a variety of applications, such as AC load switching and signal isolation. Its LED input and output phototransistor configuration allows for precise, adjustable control of AC and DC electrical loads. The TLP3555A(F) also requires an external current limiting resistor in order to ensure proper connection to the AC load. The working principle of the device lies in its ability to respond to light and switch the associated AC/DC load accordingly.
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