onsemi 8-Pin SOIC 5-Channel PWM Controller 500 kHz 30V Surface Mount UC3843BD1G

onsemi UC3843BD1G is an 8-pin SOIC package PWM Controller optimized for surface mounting in various electronic and industrial applications. It operates at a high switching frequency of 500 kHz, facilitating efficient power regulation and control within power management circuits.

This controller supports up to five output channels delivering an output current of 1 A each, with a maximum supply voltage rating of 30 V. It implements current mode control providing accurate and stable pulse width modulation, suitable for AC-DC off-line regulators and other embedded power supply designs.

The compact SOIC package measures 5 mm in length, 4 mm in width, and 1.5 mm in height, making it ideal for space-constrained PCB layouts. It supports a duty cycle of up to 96% for flexible power management needs and operates reliably within a temperature range from 0°C to 70°C.

Applications include industrial power management, electronic device control, and other scenarios requiring high-frequency switching and precise current-mode PWM operation. While it lacks automotive standard certification, it remains valuable for consumer electronics, commercial, and laboratory use.

Current mode PWM control for efficient power regulation. Five output channels with 1 A output current each. High switching frequency support of 500 kHz. Compact 8-pin SOIC surface mount package. Max supply voltage of 30 V and 96% maximum duty cycle.

Operating temperature range from 0°C to 70°C. Stable output voltage of 5.1 V for consistent operation. Compatible with automated PCB assembly processes.

This controller provides a reliable, efficient solution for power supply control in industrial and commercial applications. EnvMart offers a wide range of PWM Controllers and power management ICs for precise and optimized electronic designs.