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NCP1341B4D1R2G The ON Semiconductor NCP1341B4D1R2G is an offline switch controller designed for Flyback topology. It operates within a 9V to 28V voltage range and features a 75% duty cycle.
Mfr Part #:

NCP1341B4D1R2G

Available from 1 distributors
Mfr Name: On Semiconductor
On Semiconductor
The ON Semiconductor NCP1341B4D1R2G is an offline switch controller designed for Flyback topology. It operates within a 9V to 28V voltage range and features a 75% duty cycle.
✓ Total Stock: 1,000 pcs
$ Price Range: $0.75

NCP1341B4D1R2G Available from 1 distributor

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✓ Non-Authorised
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Braun Electronic Components ✓
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1,000 pcs
On Request
1000 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.

NCP1341B4D1R2G Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Duty Cycle
Fault Protection
Internal Switch(s)
Lead Spacing
Lead Style
Mounting Type
Operating Temperature
Output Isolation
Package / Case
Supplier Device Package
Topology
Voltage
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NCP1341B4D1R2G Description

Short technical summary and product information.

The ON Semiconductor NCP1341B4D1R2G is a high-voltage, quasi-resonant controller designed for offline switching applications. It is specifically suited for Flyback converter designs.

 

This controller operates with an input voltage range of 9V to 28V and features a 75% duty cycle. It includes comprehensive fault protection, including current limiting, over load, over power, over temperature, and over voltage protection, ensuring robust operation.

 

The NCP1341B4D1R2G is housed in a 9-SOIC package and is designed for surface mount applications. Its isolated output and compact form factor make it suitable for various power supply designs where efficiency and reliability are critical.

 

Key specifications include an operating temperature range of -40°C to 125°C (TJ), making it suitable for demanding environments. The device is RoHS3 compliant and has an MSL 1 rating.

NCP1341B4D1R2G Quick Information

Product Type: Offline Switch
Series: NCP1341
Canonical Name: NCP1341B4D1R2G High-Voltage Quasi-Resonant Controller
Subcategory: Offline Switch

NCP1341B4D1R2G Compliance

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

NCP1341B4D1R2G Estimated Pricing

Qty Low High
1+ $0.75 $0.75

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

NCP1341B4D1R2G Features

  • High-voltage quasi-resonant controller.
  • Designed for Flyback topology applications.
  • Wide 9V to 28V operating voltage range.
  • Integrated comprehensive fault protection.
  • Surface mount 9-SOIC package.

NCP1341B4D1R2G Applications

  • Used in offline AC-DC converters.
  • Suitable for switch mode power supplies.
  • Ideal for isolated power designs.
  • Applications requiring robust protection.

NCP1341B4D1R2G FAQs

7 frequently asked questions generated from this part’s specifications.
What is the operating voltage range for the NCP1341B4D1R2G?

The operating voltage range is 9V to 28V.

What is the operating temperature range?

The operating temperature range is -40°C to 125°C (TJ).

What topology does the NCP1341B4D1R2G support?

This controller supports Flyback topology.

What fault protection features are included?

It includes current limiting, over load, over power, over temperature, and over voltage protection.

What is the duty cycle of this controller?

The duty cycle is 75%.

Does the NCP1341B4D1R2G have an internal switch?

No, it does not have an internal switch.

Is the output isolated?

Yes, the output is isolated.

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