Allicdata Part #: | HMHA281R3-ND |
Manufacturer Part#: |
HMHA281R3 |
Price: | $ 0.00 |
Product Category: | Isolators |
Manufacturer: | ON Semiconductor |
Short Description: | OPTOISO 3.75KV TRANSISTOR 4SMD |
More Detail: | Optoisolator Transistor Output 3750Vrms 1 Channel ... |
DataSheet: | HMHA281R3 Datasheet/PDF |
Quantity: | 1000 |
1 +: | 0.00000 |
Output Type: | Transistor |
Supplier Device Package: | 4-Mini-Flat |
Package / Case: | 4-SOIC (0.173", 4.40mm Width) |
Mounting Type: | Surface Mount |
Operating Temperature: | -55°C ~ 100°C |
Vce Saturation (Max): | 400mV |
Current - DC Forward (If) (Max): | 50mA |
Voltage - Forward (Vf) (Typ): | 1.3V (Max) |
Current - Output / Channel: | 50mA |
Voltage - Output (Max): | 80V |
Series: | -- |
Input Type: | DC |
Rise / Fall Time (Typ): | 3µs, 3µs |
Turn On / Turn Off Time (Typ): | -- |
Current Transfer Ratio (Max): | 600% @ 5mA |
Current Transfer Ratio (Min): | 50% @ 5mA |
Voltage - Isolation: | 3750Vrms |
Number of Channels: | 1 |
Part Status: | Obsolete |
Packaging: | Tape & Reel (TR) |
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Optoisolators are electrical components that are used to electrically isolate two circuits. They are often used in industrial, medical and automotive applications. One type of optoisolator is the HMHA281R3, which is a transistor, photovoltaic output optoisolator. It can be used to provide electrical isolation between two circuits while still allowing a current or voltage to flow between them.
The HMHA281R3 is a four-pin optoisolator with an 0.2A, 4.5V Darlington output. It has an input operating current of 5mA and a maximum forward current of 30mA. The input resistance is 1Mohm, and the forward voltage is 3V. The inputs can accept both AC and DC signals, and the output can be triggered from either the anode or cathode.
The working principle of the HMHA281R3 is based on the photovoltaic effect. It has a photodiode, which converts light energy into electrical energy. When a voltage is applied to the LED, it emits light which is received by the photodiode. The photodiode then produces a voltage that is used to activate the Darlington transistor and its associated circuitry. This allows current to flow through the optoisolator, either as a pulse or as a steady state.
The HMHA281R3 optoisolator can be used in a variety of applications, such as controlling the load operation in motor control systems. It can be used in switching applications, such as relays, or for controlling a switched capacitor. It can also be used for signal transmission and signal conditioning. Furthermore, it can be used in high voltage isolation systems and power line communication applications.
The HMHA281R3 optoisolator is an effective way to provide electrical isolation between two circuits. It has a low input operating current, which makes it ideal for power saving applications. The photovoltaic effect provides a reliable, low speed and low power operation that is suitable for many applications. Overall, the HMHA281R3 optoisolator is a reliable and cost-effective way to provide electrical isolation between two circuits.
The specific data is subject to PDF, and the above content is for reference
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HMHAA280R3V | ON Semicondu... | 0.0 $ | 1000 | OPTOISO 3.75KV TRANSISTOR... |
HMHAA280R4 | ON Semicondu... | 0.0 $ | 1000 | OPTOISO 3.75KV TRANSISTOR... |
HMHA2801BR1V | ON Semicondu... | 0.0 $ | 1000 | OPTOISO 3.75KV TRANSISTOR... |
HMHA2801BR4V | ON Semicondu... | 0.0 $ | 1000 | OPTOISO 3.75KV TRANSISTOR... |
HMHA2801BR3 | ON Semicondu... | 0.0 $ | 1000 | OPTOISO 3.75KV TRANSISTOR... |
HMHA2801BR4 | ON Semicondu... | 0.0 $ | 1000 | OPTOISO 3.75KV TRANSISTOR... |
HMHA2801BR1 | ON Semicondu... | 0.0 $ | 1000 | OPTOISO 3.75KV TRANSISTOR... |
HMHA2801BR2V | ON Semicondu... | 0.0 $ | 1000 | OPTOISO 3.75KV TRANSISTOR... |
HMHA2801C | ON Semicondu... | 0.0 $ | 1000 | OPTOISO 3.75KV TRANSISTOR... |
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HMHA2801CR3V | ON Semicondu... | 0.0 $ | 1000 | OPTOISO 3.75KV TRANSISTOR... |
HMHA2801CR2 | ON Semicondu... | -- | 1000 | OPTOISO 3.75KV TRANSISTOR... |
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HMHA2801AR1 | ON Semicondu... | 0.0 $ | 1000 | OPTOISO 3.75KV TRANS 4-MI... |
HMHA2801AR1V | ON Semicondu... | 0.0 $ | 1000 | OPTOISO 3.75KV TRANS 4-MI... |
HMHA2801AR3 | ON Semicondu... | 0.0 $ | 1000 | OPTOISO 3.75KV TRANS 4-MI... |
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