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L6668TR The STMicroelectronics L6668TR is a Switching Controller with a Flyback topology. It operates within a voltage range of 9.4V to 22V and features a 70% duty cycle.
Mfr Part #:

L6668TR

Available from 2 distributors
Mfr Name: STMicroelectronics
STMicroelectronics
The STMicroelectronics L6668TR is a Switching Controller with a Flyback topology. It operates within a voltage range of 9.4V to 22V and features a 70% duty cycle.
✓ Total Stock: 277,500 pcs
$ Price Range: $0.75

L6668TR Available from 2 distributors

✓ Authorised
✓ Non-Authorised
Distributor Stock Pricing MOQ PKG Lead Time Date Code On Order Quantity On Order Delivery
Romaks Technologies ✓
Non-Authorised Inventory information
200,000 pcs
On Request
200000 pcs On Request 1 On Request On Request On Request On Request On Request
Fe Components ✓
Non-Authorised Inventory information
77,500 pcs
On Request
77500 pcs On Request 1 On Request On Request On Request On Request On Request
DistyParts aggregates offers from multiple distributors. Final prices, lead times and terms are subject to the distributors' discretion and may change without prior notice. DistyParts is not liable for any discrepancies.

L6668TR Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Control Features
Duty Cycle
Fault Protection
Frequency
Internal Switch(s)
Mounting Type
Operating Temperature
Output Isolation
Supplier Device Package
Topology
Voltage
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L6668TR Description

Short technical summary and product information.

The STMicroelectronics L6668TR is a Switching Controller designed for offline switch applications. It utilizes a Flyback topology and operates with a duty cycle of 70%. The device supports a voltage supply range of 9.4V to 22V and operates at a frequency of 100kHz.

 

This component features fault protection including current limiting, over-temperature, and over-voltage protection. Control features include frequency control and soft start. The L6668TR is housed in a 16-SOIC package and is designed for surface mount applications.

 

Its operating temperature range is -25°C to 150°C (TJ). The product is classified under the AC DC Converters, Offline Switches category and is part of the L6668 series.

L6668TR Quick Information

Product Type: Switching Controller
Series: L6668
Canonical Name: STMicroelectronics L6668TR Switching Controller
Subcategory: PMIC - Power Management ICs

L6668TR Compliance

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

L6668TR Estimated Pricing

Qty Low High
1+ $0.75 $0.75

Estimated market price range - modelled values for guidance only, not live distributor offers.

L6668TR Features

  • Flyback topology for offline switching.
  • Operates from 9.4V to 22V supply.
  • Features 70% duty cycle operation.
  • Surface mount 16-SOIC package.
  • Wide -25°C to 150°C operating temperature.

L6668TR Applications

  • Ideal for AC-DC power supplies.
  • Used in isolated converter designs.
  • Suitable for industrial and consumer electronics.
  • Power adapters and battery chargers.
  • LED lighting power supplies.

L6668TR FAQs

7 frequently asked questions generated from this part’s specifications.
What is the supply voltage range of the L6668TR?

9.4V to 22V.

What is the package type of the L6668TR?

16-SOIC (0.154", 3.90mm Width) surface mount package.

What is the operating temperature range of the L6668TR?

-25°C to 150°C (junction).

What is the switching frequency of the L6668TR?

100kHz.

What topology does the L6668TR use?

Flyback.

What fault protection features are included?

Current limiting, over temperature, and over voltage protection.

What control features does the L6668TR have?

Frequency control and soft start.

L6668TR Alternate Parts

Same form/fit/function or matching attribute configuration across different manufacturers.
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L6668
L6668
STMicroelectronics
The STMicroelectronics L6668 is an offline switch IC designed for Flyback topology. It operates within a voltage range of 9.4V to 22V and features a frequency of 100kHz.
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