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NCR421U - 150mA LED driver

Download the NCR421U datasheet PDF. This datasheet also covers the NCR420U variant, as both devices belong to the same 150ma led driver family and are provided as variant models within a single manufacturer datasheet.

Description

LED driver consisting of resistor-equipped NPN transistor with two diodes on one chip in an SOT457 (SC-74; TSOP6) plastic package.

Table 1.

1.2.

Features

  • Stabilized output current of 10 mA without external resistor.
  • Stabilized output current adjustable up to 150 mA when an external resistor is used.
  • High current accuracy at supply voltage variation.
  • Low voltage overhead of 1.4 V.
  • Reduces component count and board space.
  • High power dissipation of 750 mW.
  • Supply voltage up to 40 V.
  • Digital PWM input up to 10 kHz frequency for NCR421U.
  • AEC-Q101 qualified 1.3. Applicati.

📥 Download Datasheet

Note: The manufacturer provides a single datasheet file (NCR420U-nexperia.pdf) that lists specifications for multiple related part numbers.

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Other Datasheets by Nexperia

Part Number Description
NCR421PAS 150mA LED driver
NCR421Z 150mA LED driver
NCR420PAS 150mA LED driver
NCR420U 150mA LED driver
NCR420Z 150mA LED driver

Full PDF Text Transcription (Reference)

The following content is an automatically extracted verbatim text from the original manufacturer datasheet and is provided for reference purposes only.

View original datasheet text
NCR420U / NCR421U 150 mA LED driver in SOT457 Rev. 1 — 10 December 2018 Product data sheet 1. Product profile 1.1. General description LED driver consisting of resistor-equipped NPN transistor with two diodes on one chip in an SOT457 (SC-74; TSOP6) plastic package. Table 1. Product overview Type number Package Nexperia NCR420U SOT457 NCR421U SOT457 JEITA SC-74; TSOP6 SC-74; TSOP6 1.2. Features and benefits • Stabilized output current of 10 mA without external resistor • Stabilized output current adjustable up to 150 mA when an external resistor is used • High current accuracy at supply voltage variation • Low voltage overhead of 1.
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