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SGP100 Datasheet Primary-side-control PWM Controller

Manufacturer: System General

Datasheet Details

Part number SGP100
Manufacturer System General
File Size 617.50 KB
Description Primary-side-control PWM Controller
Download Download datasheet SGP100 Download (PDF)

General Description

This highl y int egrated PWM c ontroller p rovides s everal

Overview

Product Specification Primary-side-control PWM Controller SGP 100 applications.

The result is a low-cost, smaller and lighter charger than a conventional design or a linear transformer.

To minimize t he s tandby po wer co nsumption, t he proprietary g reen-mode funct ion pr ovides o ff-time modulation t o linea rly d ecrease P WM f requency under light-load conditions.

Key Features

  • Constant-voltage (CV) and constant-current (CC) control without secondary-feedback circuitry Green-mode function: PWM frequency linearly decreasing Fixed PWM frequency at 42kHz with frequency hopping to solve EMI problems Low start-up current: 10μA (typical) Low operating current: 6.5mA (typical) Peak-current-mode control in CV mode Cycle-by-cycle current limiting VDD over-voltage protec.