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HCPL-4504
+NomenclatureOPTOISO 3.75KV 1CH TRANS 8-DIP
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FabricantBroadcom Ltd
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Pièce fabricant #HCPL-4504
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En stock28853
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Spécifications
| Attribut | Valeur |
| Part Status | Active |
| Base Product Number | HCPL-4504 |
| Number of Channels | 1 |
| Voltage - Isolation | 3750Vrms |
| Current Transfer Ratio (Min) | 25% @ 16mA |
| Current Transfer Ratio (Max) | 60% @ 16mA |
| Turn On / Turn Off Time (Typ) | 200ns, 300ns |
| Input Type | DC |
| Output Type | Transistor |
| Voltage - Output (Max) | 20V |
| Current - Output / Channel | 8mA |
| Voltage - Forward (Vf) (Typ) | 1.5V |
| Current - DC Forward (If) (Max) | 25 mA |
| Operating Temperature | -55°C ~ 100°C |
| Mounting Type | Through Hole |
| Package / Case | 8-DIP (0.300", 7.62mm) |
| Supplier Device Package | 8-DIP |
| Packaging | Tube |
Présentation
Description
The HCPL-4504 features high data transfer rates and low input current requirements, making it suitable for high-speed digital applications. It also offers a high common-mode rejection ratio (CMRR), which ensures stable performance in noisy environments. The device is housed in a compact package, allowing for space-efficient designs.
Overall, the HCPL-4504 provides a reliable solution for protecting sensitive components from high-voltage transients while maintaining signal integrity, contributing to the enhanced safety and performance of electronic systems.
Equivalent
Features
1. High Speed: It supports data rates up to 1 MBd, which makes it suitable for quick data transmission applications.
2. Superior Isolation: Provides electrical isolation between input and output with a high dielectric strength, enhancing safety and signal integrity.
3. Wide Operating Range: Operates over a wide temperature range, typically from -40°C to 85°C, making it versatile for various environments.
4. Low Power Consumption: Designed to consume minimal power, which is beneficial for energy-efficient applications.
5. Compact Package: Available in a compact 8-pin DIP package, allowing for easy integration into space-constrained designs.
6. TTL Compatible: Compatible with TTL logic levels, enabling easy interfacing with standard digital circuits.
7. High Reliability: Offers a long operational lifespan with a stable performance, crucial for critical applications.
These features make the HCPL-4504 suitable for use in telecommunications, data communications, and industrial applications requiring robust signal isolation.
Pinout
Pin configuration:
1. Anode (LED input)
2. Cathode (LED input)
3. Not Connected
4. Emitter (Phototransistor output)
5. Collector (Phototransistor output)
6. Base (Phototransistor base, often not connected in many applications)
The device uses a light-emitting diode (LED) and a photodetector to achieve the isolation. When an electrical signal is applied to the LED, it emits light that is detected by the phototransistor, allowing the signal to be transferred across the isolation barrier without any electrical connection. This setup is critical for protecting sensitive components from high voltages and noise.
Manufacturer
Application
1. Microprocessor System Interfaces: Facilitates communication between microprocessors operating at different voltage levels.
2. Digital Isolation: Used in systems requiring digital signal isolation for noise reduction and protection.
3. Data Communication: Enhances signal integrity in data communication systems by isolating input and output signals.
4. Industrial Automation: Ensures reliable data transmission in industrial environments with potential electrical interference.
5. Switching Power Supplies: Provides isolation in control circuits to maintain safety standards.
These applications benefit from the HCPL-4504's fast switching speed and high noise immunity.