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Automotive qualified products (AEC-Q100/Q101)

NEX13241PE-Q100

24-channel automotive linear LED driver

NEX1324X-Q100 is an AEC-Q100 Grade 1 qualified 24-channel, 40 V high-side LED driver with up to 100 mA output current per channel, PWM and analog dimming support, and MTP for configurable depending on application requirements in automotive lighting systems.

NEX1324X-Q100 supports 8-bit output current with high accuracy from channel to channel and device to device. Channels can be used in parallel to support higher current output than 100 mA. The low dropout of the device helps mitigate the heat generation of the device itself. The device integrates UART over CAN as the digital interface to enable long distance off-board communication, which is a typical scenario for automotive exterior lighting where different lamp functions are typically located in different PCBs. NEX1324X-Q100 also supports LED open-circuit, short to ground, and single-LED short-circuit diagnostics. Additionally, a configurable watchdog automatically sets the part into Fail-Safe state when the CAN bus connection is lost.

NEX1324X-Q100 can operate at a junction temperature ranging from -40 °C to 150 °C in a thermally enhanced 38-pin HTSSOP38 package.



Figure 1. Typical application

Features and benefits

  • Automotive product qualification in accordance with AEC-Q100 (Grade 1)

    • Specified from -40 °C to 125 °C

  • Developed according to ISO26262 with process complying to ASIL-B
  • 24-channel precision high-side current output:

    • VVbat: 4.5 V to 36 V; VVs: 3.8 V to 20 V

    • Up to 100 mA channel current per channel

    • 2-bit global, 6-bit independent current setting

    • Current accuracy within ±5 % from 5 mA to 100 mA

    • Low voltage drops: 600 mV at 100 mA

    • 12-bit independent PWM dimming

    • Programmable PWM frequency: 200 Hz to 23.4 kHz

    • Linear and exponential dimming method

  • Integrated CAN compatible interface:

    • Data rate up to 2 Mbit/s

    • Supports UART data format

    • Supports 27 slave addresses set by resistors

  • Diagnostics and protections:

    • Programmable Fail-Safe state

    • LED open-circuit detection

    • LED short-circuit detection

    • Single-LED short-circuit diagnostic

    • Programmable low-supply detection

    • Open-drain FLT pin for fault indication

    • Communication Watchdog

    • 8-bit ADC for pin voltage measurement

    • Overtemperature protection

    • HBM: ANSI/ESDA/JEDEC JS-001 class 2 exceeds 4000 V

    • CDM: ANSI/ESDA/JEDEC JS-002 class C2a exceeds 500 V

Applications

  • Automotive exterior rear lights

  • Automotive exterior headlights

Package

Type number Orderable part number, (Ordering code (12NC)) Status Marking Package Package information Reflow-/Wave soldering Packing
NEX13241PE-Q100 NEX13241PE-Q100Y
(935692261518)
Samples available / Development N13241 SOT8106-1
HTSSOP38
(SOT8106-1)
SOT8106-1 SOT8106-1_518

Environmental information

Type number Orderable part number Chemical content RoHS RHF-indicator
NEX13241PE-Q100 NEX13241PE-Q100Y NEX13241PE-Q100 rohs rhf rhf
Quality and reliability disclaimer

Documentation (4)

File name Title Type Date
NEX1324X_Q100 24-channel automotive linear LED driver Data sheet 2025-08-25
AN90068 A design guide for mixing Nexperia's 12/16/24-channel LED drivers in combined systems Application note 2025-08-25
SOT8106-1 plastic, thermal enhanced thin shrink small outline package;38 leads; 0.5mm pitch; 9.7mm × 4.4mm × 1.2mm body Package information 2025-09-10
SOT8106-1_518 HTSSOP38; Reel dry pack for SMD 13''; Q1/T1 product orientation Packing information 2025-07-10

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Type number Orderable part number Ordering code (12NC) Status Packing Packing Quantity Buy online

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Orderable parts

Type number Orderable part number Ordering code (12NC) Package Buy from distributors
NEX13241PE-Q100 NEX13241PE-Q100Y 935692261518 SOT8106-1 Order product