STR-S5941 Sanken Power Switching Regulator IC

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The STR-S5941 is an original Sanken hybrid integrated circuit engineered specifically for highly integrated, off-line switched-mode power supplies (SMPS). This high-efficiency volt age management IC integrates a PWM (Pulse Width Modulation) controller, a primary startup drive circuit, and a rugged power switching element inside a single specialized package to reduce external component count and optimize power density. Key Features: Manufacturer: Sanken Electric Co., Ltd. (Distributed originally via Allegro MicroSystems) Package Type: ZIP-9 / ISQL-9 (9-pin Zig-Zag In-line Power Package) with an integrated cooling fin. Topology: Switching Regulator with Pulse Width Modulation (PWM) Control. Built-In Protections: Features robust safety safeguards including over-voltage protection (OVP), cycle-by-cycle over-current protection (OCP), over-temperature shutdown (OTP), and an internal soft-start function to eliminate startup inrush stress. Condition: Brand New / New Old Stock (NOS) Widely utilized by electronics repair professionals and technicians for servicing legacy display systems, specialized power adapters, and retro consumer video power chassis requiring a drop-in Sanken hybrid semiconductor replacement. Show more