1458 Optocoupler Datasheet ❲99% LEGIT❳

Used to isolate sensitive computer circuits from peripheral equipment. Summary Table: Key Specifications Value (Typical) Operating Voltage VCCcap V sub cap C cap C end-sub 3.0 V - 5.5 V Propagation Delay 35 ns (10 kHz) Common Mode Immunity Input Logic TTL/CMOS Compatible Output Type Open Collector Package Conclusion

By the end of this guide, you will know exactly how to find, read, and apply the correct datasheet for your isolation needs.

| Parameter | Symbol | Rating | Unit | |-----------|--------|--------|------| | Forward current (input) | ( I_F ) | 50 | mA | | Peak forward current (1 µs pulse, 300 pps) | ( I_FP ) | 1 | A | | Reverse voltage (input) | ( V_R ) | 6 | V | | Collector-emitter voltage (output) | ( V_CEO ) | 35 | V | | Emitter-collector voltage | ( V_ECO ) | 6 | V | | Collector current | ( I_C ) | 50 | mA | | Collector power dissipation | ( P_C ) | 150 | mW | | Total power dissipation | ( P_tot ) | 200 | mW | | Isolation voltage (1 minute) | ( V_ISO ) | 5000 | Vrms | | Operating temperature | ( T_opr ) | -55 to +110 | °C | | Storage temperature | ( T_stg ) | -55 to +125 | °C | | Soldering temperature (10 sec) | ( T_sol ) | 260 | °C | 1458 optocoupler datasheet

The HCPL-1458 integrates a high-efficiency Gallium Arsenide Phosphide (GaAsP) Light Emitting Diode (LED) on the input side. This LED is optically coupled to an integrated, high-gain, high-speed photodetector chip on the output side.

: Typically 1500 VDC or 1500 Vrms isolation voltage. Output Type : Open collector with TTL-compatible logic. Supply Voltage ( VCCcap V sub cap C cap C end-sub ) : Operates within a wide range of 3.0V to 5.5V. Used to isolate sensitive computer circuits from peripheral

CTR is calculated as: CTR = (IC / IF) * 100%

The (often referred to simply as the 1458 optocoupler ) is a high-speed, hermetically sealed logic gate optocoupler primarily manufactured by Broadcom (formerly Avago) . It is specifically engineered for high-reliability applications, including industrial, aerospace, and medical systems where signal integrity and electrical isolation are critical. Key Specifications and Performance This LED is optically coupled to an integrated,

(often referred to simply as the 1458 optocoupler) is a high-performance, hermetically sealed high-speed optocoupler

Positive terminal of the input Gallium Arsenide Phosphide (GaAsP) LED. Pin 2 (Cathode): Negative terminal of the input LED.

The HCPL-1458 is a high-speed, high-gain optocoupler manufactured by Broadcom (formerly Avago/Agilent). It is designed for applications requiring high reliability in harsh environments, often featuring a hermetically sealed SOP-8 package. Key Features & Specifications

) is approximately , making it suitable for power-sensitive designs.