Allicdata Part #: | HCPL-J454-300E-ND |
Manufacturer Part#: |
HCPL-J454-300E |
Price: | $ 0.74 |
Product Category: | Isolators |
Manufacturer: | Broadcom Limited |
Short Description: | OPTOISO 3.75KV TRANSISTOR 8SMD |
More Detail: | Optoisolator Transistor Output 3750Vrms 1 Channel ... |
DataSheet: | HCPL-J454-300E Datasheet/PDF |
Quantity: | 1000 |
3050 +: | $ 0.67158 |
Series: | -- |
Packaging: | Tube |
Part Status: | Active |
Number of Channels: | 1 |
Voltage - Isolation: | 3750Vrms |
Current Transfer Ratio (Min): | 19% @ 16mA |
Current Transfer Ratio (Max): | 60% @ 16mA |
Turn On / Turn Off Time (Typ): | 500ns, 800ns |
Rise / Fall Time (Typ): | -- |
Input Type: | DC |
Output Type: | Transistor |
Voltage - Output (Max): | 20V |
Current - Output / Channel: | 8mA |
Voltage - Forward (Vf) (Typ): | 1.59V |
Current - DC Forward (If) (Max): | 25mA |
Vce Saturation (Max): | -- |
Operating Temperature: | -55°C ~ 100°C |
Mounting Type: | Surface Mount |
Package / Case: | 8-SMD, Gull Wing |
Supplier Device Package: | 8-SMD |
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Optoisolators, also known as optocouplers, are electrical components that enable data transfer from one circuit to another while preventing electrical cross-talk. The HCPL-J454-300E optocoupler is an industrial-grade optoisolator with a transistor photovoltaic output. It is a 4-Pin optocoupler suitable for applications with a wide range of input/output voltages and current.
The core of the HCPL-J454-300E is composed of a gallium arsenide infrared emitting diode, which is optically coupled to an integrated circuit that has an NPN Darlington pair output transistor. The optocoupler\'s input is connected to the emitter of the Darlington pair and the Darlington pair\'s collector is held at a negative bias so that a forward current bias on the emitter causes the Darlington pair to turn on. This causes the photovoltaic output to change state to a low voltage. The reverse pixel voltage of the Darlington pair output is controlled by a negative bias voltage from the base of the Darlington pair.
The HCPL-J454-300E is designed to respond to a wide range of input pulse widths and frequencies. Its input is clamped at a maximum voltage level of 5V, and the output is regulated at a minimum voltage of 9.5V. The input-output propagation time (tPLH) is specified from 0.8µs to 8µs, depending on the input voltage level. The optocoupler can drive up to 1.5A of load current with a maximum VCE of 30V. It comes with an operating temperature range from -65°C to 125°C.
The HCPL-J454-300E is suitable for a variety of applications, such as industrial motor control, lighting systems, power supplies, motor controllers, high voltage power supplies and transformer drivers. In motor control applications, the optocoupler can be used to control the timing of motor rotation, direction, and speed. It can also be used to decode and amplify digital signals for use in power supplies, and to transfer analog signals through an optically coupled isolation barrier. In transformer applications, it can be used to prevent voltage and current surges from passing through the transformer, while allowing timing signals, control pulses, and other signal signals to pass.
The working principle of the HCPL-J454-300E optocoupler is quite simple. An infrared LED is used to emit light, which is then detected by an integrated circuit that contains a Darlington pair output transistor. This transistor controls the output voltage. When a forward current bias is applied, the Darlington pair turns on, which causes the photovoltaic output to change state to a low voltage. The reverse pixel voltage of the Darlington pair output is controlled by a negative bias voltage from the base of the Darlington pair.
In summary, the HCPL-J454-300E optocoupler is an industrial-grade optoisolator with a transistor photovoltaic output. It is a 4-Pin optocoupler suitable for applications with a wide range of input/output voltages and current, and can be used in motor control, lighting systems, power supplies, motor controllers, high voltage power supplies and transformer drivers. The operating principle of the HCPL-J454-300E is based on an infrared LED emitting light and a Darlington pair output transistor controlling the output voltage.
The specific data is subject to PDF, and the above content is for reference
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