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NCP1681BAD2R2G The NCP1681BAD2R2G from On Semiconductor is a Power Management IC designed for PFC applications. It features a totem pole continuous conduction mode.
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NCP1681BAD2R2G

Available from 1 distributors
Mfr Name: On Semiconductor
On Semiconductor
The NCP1681BAD2R2G from On Semiconductor is a Power Management IC designed for PFC applications. It features a totem pole continuous conduction mode.
✓ Total Stock: 1,000 pcs
$ Price Range: $0.75

NCP1681BAD2R2G Available from 1 distributor

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1,000 pcs
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NCP1681BAD2R2G Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Frequency
Mode
Mounting Type
Power Dissipation
SVHC Present
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Supply Voltage
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NCP1681BAD2R2G Description

Short technical summary and product information.

The NCP1681BAD2R2G is a Power Management IC (PMIC) from On Semiconductor, specifically designed for Power Factor Correction (PFC) applications. It operates in a totem pole continuous conduction mode (CCM) with a typical switching frequency of 65 kHz, which is variable.

 

Key electrical specifications include a supply voltage of 30V and a VCC maximum of 30V. It has an Under Voltage Lockout (UVLO) of 10.5V and a drive capability of 100 mA. The device offers a power dissipation of 660 mW.

 

This component is housed in a 20-LSOP package with 18 leads and is designed for surface mount installation. It operates within a temperature range of -40°C to +125°C. The NCP1681BAD2R2G is RoHS3 compliant and has an MSL rating of 1.

 

This IC is suitable for designs requiring efficient power factor correction, contributing to improved power supply performance and compliance with energy standards.

NCP1681BAD2R2G Quick Information

Product Type: Power Management IC
Series: NCP1681
Canonical Name: NCP1681BAD2R2G Power Management IC
Subcategory: PFC (Power Factor Correction)

NCP1681BAD2R2G Compliance

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

NCP1681BAD2R2G Estimated Pricing

Qty Low High
1+ $0.75 $0.75

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

NCP1681BAD2R2G Features

  • Totem pole continuous conduction mode operation.
  • Switching frequency up to 65 kHz.
  • 30V supply voltage capability.
  • Surface mount 20-LSOP package.
  • Wide operating temperature range.

NCP1681BAD2R2G Applications

  • Totem pole PFC in power supplies
  • CCM boost PFC for AC-DC converters
  • Used in high efficiency power adapters
  • Bridgeless PFC for telecom rectifiers
  • Power factor correction in server PSUs

NCP1681BAD2R2G FAQs

7 frequently asked questions generated from this part’s specifications.
What is the supply voltage for the NCP1681BAD2R2G?

The nominal supply voltage is 30 V, with a maximum VCC of 30 V.

What is the package type of the NCP1681BAD2R2G?

It comes in a 20-LSOP (0.154", 3.90mm Width) surface mount package with 18 leads.

What is the operating temperature range?

-40°C to +125°C.

What is the switching frequency?

The typical switching frequency is 65 kHz, with variable operation capability.

What control mode does this PFC controller use?

Current/Voltage Mode.

What is the drive capability?

Typical drive capability is 100 mA.

What is the UVLO voltage?

The UVLO voltage is 10.5 V minimum.

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