Hcpl-1458 Datasheet ((install))
This open-collector configuration is a defining feature of the HCPL-1458. It allows the device to interface easily with various logic families via an external pull-up resistor. Unlike simpler transistor-based optocouplers, the HCPL-1458 utilizes an integrated photodiode and signal processing circuit within the detector. This design choice allows for much higher current transfer ratios (CTR) and faster response times than discrete phototransistor solutions. By converting electricity to light and back to electricity, the datasheet illustrates how the device creates an electrically insulating barrier, typically rated at 3750 Vrms, ensuring that signal information passes through while hazardous voltages are blocked.
Furthermore, the datasheet details the switching characteristics. For applications involving high-speed data transmission, propagation delay is a critical metric. The HCPL-1458 is designed for moderate-speed applications, with typical propagation delays in the range of a few microseconds. While not fast enough for high-speed data buses like Ethernet, the datasheet confirms its suitability for industrial control signaling, power supply feedback loops, and isolated peripheral interfaces where microsecond-level timing is acceptable.
Ideal for multiplexed signal chains and simultaneous sampling systems due to its timing precision.
The HCPL-1458 is distinguished by its hermetic sealing and high-speed operation, making it more robust than standard plastic-packaged alternatives. hcpl-1458 datasheet
The is a high-performance, hermetically sealed optocoupler manufactured by Avago (now Broadcom ). It is specifically designed for high-reliability applications where precision signal isolation is critical, such as in aerospace and demanding industrial environments. Key Features & Performance
A rigorous reading of the HCPL-1458 datasheet reveals the parameters that define its performance envelope. The most critical of these for a design engineer is the Current Transfer Ratio (CTR). The datasheet specifies a minimum CTR ranging from 800% to 1800% depending on the specific binning and operating conditions. This exceptionally high CTR—compared to standard phototransistors which might offer only 50% to 300%—means that very small input currents are required to drive the output. This efficiency makes the HCPL-1458 ideal for low-power logic interfaces, allowing microcontrollers to drive the input LED with minimal current consumption.
Offers high immunity to transients (up to 50 kV/μs in certain configurations), preventing data corruption in noisy industrial settings. Pinout Configuration (SOP-8/DIP-8) This open-collector configuration is a defining feature of
Capable of high-speed digital communication with a typical propagation delay of 100 ns . Operating Voltage ( VCCcap V sub cap C cap C end-sub
Used for noise-sensitive feedback loops and signal isolation in communication devices. Technical Summary Description Manufacturer Broadcom / Avago Technologies Package Type SOP-8 (Hermetically Sealed) Primary Strength High gain, low IFcap I sub cap F , and high isolation voltage Compliance Lead-free / RoHS Compliant
The HCPL-1458 is commonly used in various applications requiring high-speed data transmission and electrical isolation, such as: This design choice allows for much higher current
The HCPL-1458 is a high-performance, hermetically sealed optocoupler manufactured by Avago Technologies (Broadcom), designed for reliable high-speed, low-voltage signal isolation. It features a 3.0V to 5.5V supply, 35 ns propagation delay, and robust 15,000 V/μs common mode rejection for industrial and aerospace applications. For more technical specifications, visit Farnell . Xecor +3 AI can make mistakes, so double-check responses Copy Creating a public link... You can now share this thread with others Good response Bad response 3 sites HCPL-1458 Avago | | Xecor Part Number : HCPL-1458. ChatGPT. Claude. Package/Case : SOP-8. Manufacturer : Avago. Datesheet : HCPL-1458 DataSheet (PDF) Rapid ... Xecor HCPL-1458 Avago | | Xecor Features. High-Speed Operation: The HCPL-1458 is designed for high-speed applications, with a propagation delay of 35 ns at 10 kHz... Xecor HCPL-1458 | Original stock,Price - Ovaga Technologies Packing. Step1 :Product Inventory. Step2 :Pressure Relief Packaging. Step3 :Anti Static Packaging. Step4 :Protective Packaging. St... Ovaga Technologies HCPL-1458/ A1458 | Em estoque - utsource Table_title: Inquérito Table_content: header: | Insulation Voltage: | 5000 Vrms | row: | Insulation Voltage:: Razão de rejeição de... utsource 3 sites HCPL-1458 Avago | | Xecor Part Number : HCPL-1458. ChatGPT. Claude. Package/Case : SOP-8. Manufacturer : Avago. Datesheet : HCPL-1458 DataSheet (PDF) Rapid ... Xecor HCPL-1458 | Original stock,Price - Ovaga Technologies Packing. Step1 :Product Inventory. Step2 :Pressure Relief Packaging. Step3 :Anti Static Packaging. Step4 :Protective Packaging. St... Ovaga Technologies HCPL-1458/ A1458 | Em estoque - utsource Table_title: Inquérito Table_content: header: | Insulation Voltage: | 5000 Vrms | row: | Insulation Voltage:: Razão de rejeição de... utsource Show all
Offers excellent channel-to-channel matching, which is vital for multi-channel data acquisition systems. Typical Applications