NCR421UX The Nexperia USA Inc. NCR421UX is a linear LED driver IC designed for constant current applications. It offers a supply voltage up to 40V and adjustable output current up to 150mA.
Mfr Part #:

NCR421UX

Available from 1 distributors
Mfr Name: Nexperia USA Inc.
Nexperia USA Inc.
The Nexperia USA Inc. NCR421UX is a linear LED driver IC designed for constant current applications. It offers a supply voltage up to 40V and adjustable output current up to 150mA.
Total Stock: 45 pcs
$ Price Range: $0.17

NCR421UX Available from 1 distributor

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NCR421UX Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Applications
Automotive Grade
Current
Dimming
Internal Switch(s)
Mounting Type
Number of Outputs
Operating Temperature
Output Voltage
Power Dissipation
Supplier Device Package
Supplier Package
Topology
Type
Voltage

NCR421UX Description

Short technical summary and product information.

The Nexperia USA Inc. NCR421UX is a linear LED driver IC housed in a compact SOT-457 (SC-74) 6-TSOP package. This device is designed to provide a stabilized output current for LED applications, with adjustable output current up to 150 mA when an external resistor is used. It features a high current accuracy, low voltage overhead of 1.4 V, and a supply voltage capability of up to 40 V.

 

The NCR421UX supports digital PWM input for dimming control up to 10 kHz frequency, making it suitable for automotive applications such as interior lighting, dashboards, and instrumentation. Its integrated design reduces component count and board space. The device operates within an ambient temperature range of -55°C to 150°C and has a high power dissipation capability of 750 mW.

 

Key features include its linear topology, surface mount capability, and AEC-Q101 qualification, ensuring reliability in demanding environments. The NCR421UX is an efficient solution for generic constant current source requirements.

NCR421UX Quick Information

Product Type: LED Driver
Canonical Name: NCR421UX LED Driver
Subcategory: Linear LED Driver

NCR421UX Compliance

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

NCR421UX Estimated Pricing

Qty Low High
1+ $0.17 $0.17

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

NCR421UX Features

  • Linear LED driver IC.
  • Adjustable output current up to 150mA.
  • Supply voltage up to 40V.
  • PWM dimming input up to 10kHz.
  • AEC-Q101 qualified for automotive use.

NCR421UX Applications

  • Constant current LED driver.
  • Generic constant current source.
  • Automotive interior lighting.
  • Dashboard and instrumentation lighting.
  • Number plate illumination.

NCR421UX FAQs

7 frequently asked questions generated from this part’s specifications.
What is the operating temperature range of the NCR421UX?

-55°C to 150°C

What package does the NCR421UX come in?

SC-74, SOT-457 (6-TSOP)

What is the maximum output voltage?

40 V

What is the maximum output current?

200 mA

Does the NCR421UX support dimming?

Yes, PWM dimming.

How many outputs does the NCR421UX have?

1 output.

Does the NCR421UX have an internal switch?

Yes.

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