SG6742HRSY The Fairchild SG6742HRSY is a Green-Mode PWM Controller designed for flyback converters. It operates with an 18V output voltage and a switching frequency of 110kHz.
Mfr Part #:

SG6742HRSY

Available from 1 distributors
Mfr Name: FAI
FAI
The Fairchild SG6742HRSY is a Green-Mode PWM Controller designed for flyback converters. It operates with an 18V output voltage and a switching frequency of 110kHz.
✓ Total Stock: 4,000 pcs

SG6742HRSY Available from 1 distributor

✓ Authorised
✓ Non-Authorised
Distributor Stock Pricing MOQ PKG Lead Time Date Code On Order Quantity On Order Delivery
Non-Authorised Inventory information
4,000 pcs
4000 pcs On Request 1 On Request On Request 14/ On Request On Request

SG6742HRSY Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Mounting Type
Number of Outputs
Output Voltage
SVHC Present
Tape & Reel

SG6742HRSY Description

Short technical summary and product information.

The SG6742HRSY from Fairchild is a highly integrated Green-Mode PWM controller specifically designed for flyback converter applications. It features a proprietary green-mode function that modulates off-time to linearly decrease the switching frequency at light-load conditions, minimizing standby power consumption and helping power supplies meet international power conservation requirements.

 

Key electrical specifications include an output voltage of 18V, a switching frequency of 110kHz, and a maximum duty cycle of 70%. The controller also boasts a low operating current of 2.7mA and internal high-voltage startup circuitry to eliminate power loss from bleeding resistors. For enhanced performance, it includes features like frequency hopping to reduce EMI emissions and peak-current-mode control.

 

This component is housed in a SOIC-8 package and is designed for surface mount applications. It operates within a temperature range of -40℃ to 105℃. The packaging is provided on tape and reel, with a standard package quantity of 2500 units.

SG6742HRSY Quick Information

Product Type: Green-Mode PWM Controller
Canonical Name: SG6742HRSY Green-Mode PWM Controller for Flyback Converter
Subcategory: Offline Switches

SG6742HRSY Compliance

RoHS Status: RoHS Compliant
Moisture Sensitivity Level (MSL): 1 Unlimited
REACH Status: REACH Unaffected
Lead Free: Lead Free

SG6742HRSY Features

  • Proprietary green-mode function for low standby power.
  • Minimizes switching frequency at light loads.
  • Internal high-voltage startup circuitry included.
  • Low operating current of 2.7mA.
  • SOIC-8 package for surface mount applications.

SG6742HRSY Applications

  • Used in flyback AC-DC converter designs
  • Ideal for low standby power adapters
  • Suitable for green-mode power supplies
  • Applicable in battery charger circuits

SG6742HRSY FAQs

6 frequently asked questions generated from this part’s specifications.
What is the output voltage of the SG6742HRSY?

The output voltage is 18 V.

What is the switching frequency of the SG6742HRSY?

The switching frequency is 110 kHz.

What is the maximum duty cycle for the SG6742HRSY?

The maximum duty cycle is 70 %.

What is the operating temperature range for the SG6742HRSY?

The operating temperature range is -40 ℃ to 105 ℃.

What type of package is the SG6742HRSY in?

The SG6742HRSY is in a SOIC-8 package.

How is the SG6742HRSY packaged for shipping?

It is supplied on tape and reel.

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