1458 Optocoupler Datasheet Fix

Before diving into specs, we need to address the elephant in the room.

V(BR)CBOcap V sub open paren cap B cap R close paren cap C cap B cap O end-sub Breakdown Voltage (

Understanding the pinout configuration is vital for proper PCB routing. In its standard SOP-8 surface-mount package, the device divides its pins cleanly between the input emitter side and the output detector side:

A common use case for the 1458 optocoupler is isolating a 3.3V or 5V MCU from a noisy industrial subsystem (like a 12V or 24V relay control matrix). 1458 optocoupler datasheet

V(BR)ECOcap V sub open paren cap B cap R close paren cap E cap C cap O end-sub Collector Dark Current ICEOcap I sub cap C cap E cap O end-sub Coupled Transfer Characteristics

The underlying magic of the HCPL-1458 lies in its split-architecture design: HCPL-1458 Avago - Xecor

Ground loop elimination in high-speed data transmission lines. Before diving into specs, we need to address

: High-speed digital signal switching and line receivers.

(often marked as a photocoupler or isolation IC), it is likely a standard 4-pin or 6-pin DIP optocoupler similar to the industry-standard PC817 or 4N35 series.

Supports high-speed data transmission over isolation barriers. SOP-8 / DIP-8 (Hermetic) Compact surface-mount or rugged through-hole footprint. Output Type Open Collector V(BR)ECOcap V sub open paren cap B cap

Providing feedback isolation. 5. Alternatives and Substitutes

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