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NXP Semiconductors ASL5015SHV/0Y
- Part No.:
- ASL5015SHV/0Y
- Manufacturer:
- NXP Semiconductors
- Category:
- LED Drivers
- Package:
- 48-LQFP Exposed Pad
- Datasheet:
-
ASL5015SHV/0Y.pdf
- Description:
- IC LED DRV CTRL PWM 1.5A 48HLQFP
- Quantity:
- Payment:
- Shipping:
Inventory:3,297
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Product details
Overview
ASL5015SHV from NXP Semiconductors is a Smart-mode Matrix LED Controller (MLC) for automotive exterior lighting, delivering 1.5 A per channel, 12-bit PWM dimming with on-chip polynomial curve generation, and CAN interface control of up to 32 devices. It targets ADB/GFHB high-beam systems requiring precise, glitch-free LED current control and thermal robustness across –40 °C to +125 °C.
For engineers reviewing the ASL5015SHV datasheet, ASL5015SHV pinout, ASL5015SHV application, or ASL5015SHV equivalent, this page delivers verified technical context, package mapping, diagnostic capabilities, and real-world automotive use cases - including dynamic cornering lights and Limp Home Mode behavior under communication failure.
Technical Context
The ASL5015SHV implements a Smart PWM architecture where dimming curves are preloaded as 12-bit resolution polynomials into on-chip memory; the internal engine computes duty cycle in real time without MCU intervention per frame. Its 12-channel output is grouped into four configurable 3-switch blocks, each floating up to 60 V relative to ground and supporting parallel operation.
It integrates a 200 MHz internal oscillator trimmed via CAN-ID messages (<0.25 % accuracy), eliminating external quartz and improving EMC. Diagnostics include 6-bit NTC temperature feedback, identification resistor input, per-channel open/short detection with bypass, and 9-bit junction temperature reporting - all accessible over CAN.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| Max. Output Current | 1.5 A per switch - supports high-brightness LED segments in matrix headlamps without external boosters. |
| PWM Resolution | 12-bit - enables smooth, imperceptible dimming transitions critical for glare-free adaptive driving beams. |
| Operating Temp. | –40 °C to +125 °C ambient - qualified for under-hood and lamp housing environments per AEC-Q100 Grade 1. |
| Supply Voltage | 5 V ± 0.5 V - tightly regulated input ensures stable gate drive and internal logic timing in automotive 12 V systems. |
| Switch Rdson | 100 mΩ - minimizes conduction loss and thermal rise at 1.5 A, enabling compact IMS PCB mounting near LEDs. |
| CAN Interface | High-speed CAN 2.0B - supports daisy-chained control of up to 32 ASL5015SHV units (384 channels) with broadcast messaging. |
| Junction Temp. Max. | 175 °C - allows safe operation during transient overloads or thermal derating in sealed lamp enclosures. |
Pinout & Package
The ASL5015SHV is housed in a thermally enhanced, automotive-qualified 48-pin HLQFP package (SOT1571-1), optimized for single-layer IMS PCB routing with no track crossings. Pin layout supports localized heat dissipation and EMI-sensitive CAN signal integrity.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| VCC | Power supply input | 5 V ± 0.5 V main supply for logic and driver stages; requires local 100 nF decoupling. |
| GND | Ground reference | Dedicated power and analog ground pins minimize noise coupling into CAN and NTC paths. |
| CANH / CANL | CAN bus differential pair | Direct connection to external CAN transceiver; supports bus rates up to 1 Mbps. |
| NTC_IN | Analog temperature sensor input | 6-bit resolution NTC monitoring for LED junction temperature compensation and thermal foldback. |
| ID_RES | PCB characterization input | Resistor-based board ID reading for system-level calibration and variant management. |
| OUT0–OUT11 | LED switch outputs | 12 high-side drivers with 100 mΩ Rdson; each configurable as independent or paralleled per block. |
| POK | Power OK status flag | Open-drain output indicating full internal regulation and functional readiness after POR. |
Key Features
| Feature | Design Value |
|---|---|
| Smart PWM dimming engine | On-chip storage of up to eight user-programmable 12-bit dimming polynomials reduces MCU data traffic by >90 % vs. direct PWM. |
| Led brightness variation correction | Per-channel current adjustment compensates for luminance spread across LEDs, ensuring uniform light output without binning. |
| Integrated 200 MHz oscillator | Eliminates external crystal, reducing BOM cost, PCB area, and EMI emissions while maintaining <0.25 % clock accuracy. |
| Dynamic fault recovery | OC/SC flags and internal MOSFETs can be cleared and reset via CAN without power-cycle - critical for fail-operational lighting. |
| Limp Home Mode (LHM) | Internally programmed fallback behavior upon CAN loss ensures minimum illumination (e.g., low-beam pattern) without MCU involvement. |
Applications
| Matrix High Beam (ADB/GFHB) | Dynamic Cornering Lights |
|---|---|
Use Scenario: Adaptive driving beam system that selectively blanks LED segments to avoid glare while illuminating road edges and obstacles. IC Role / Device Role / Timing Role: Primary LED current controller executing real-time, pixel-level PWM dimming based on camera/radar input. Use Value: Enables 12-bit precision dimming per segment with <0.25 % clock stability, ensuring flicker-free, safety-compliant beam shaping. |
Use Scenario: Front lighting that extends illumination into turns using lateral LED activation synchronized with steering angle. IC Role / Device Role / Timing Role: High-current LED driver with fast CAN response (<100 µs command latency) and thermal-aware current scaling. Use Value: 1.5 A per channel and 60 V floating blocks allow direct drive of multi-LED cornering arrays without external FETs or DC-DC stages. |
| Dynamic Rear Lighting | Welcoming Scenarios |
Use Scenario: Animated brake, turn, and hazard sequences using programmable LED patterns in tail lamps. IC Role / Device Role / Timing Role: Centralized timing and current source for synchronized multi-segment animations with fault-tolerant execution. Use Value: Built-in phase-shifted PWM and broadcast CAN messaging enable coordinated, glitch-free animations across 32+ MLCs in a vehicle network. |
Use Scenario: Sequential LED activation during vehicle approach/departure, often combined with interior lighting cues. IC Role / Device Role / Timing Role: Low-latency, low-power LED controller supporting wake-on-CAN and sub-1.35 mA standby current. Use Value: Sleep/wake modes and LHM ensure reliable welcome sequences even after extended key-off periods and partial communication loss. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar matrix LED controller applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| ASL5015SHN | Same Smart PWM functionality and 1.5 A rating, but in 36-pin HVQFN (SOT1092-4) package - smaller footprint, lower thermal mass. | Preferred for space-constrained front lamp modules where IMS PCB area is limited. | Select ASL5015SHN when board space is critical and thermal dissipation can be managed via copper pour or heatsink integration. |
| ASL5115SHV | Same HLQFP-48 package and CAN interface, but Direct PWM mode - requires continuous MCU updates per channel instead of on-chip curve generation. | Suitable for systems with deterministic real-time OS and dedicated PWM timing resources (e.g., timer peripherals). | Choose ASL5115SHV only if the MCU has guaranteed bandwidth for 12-channel 12-bit PWM updates at required frame rate. |
Compared with ASL5015SHV, ASL5015SHN offers identical electrical performance in a smaller package but reduced thermal capacity, while ASL5115SHV trades autonomous dimming intelligence for tighter MCU timing control - neither is pin-compatible with ASL5015SHV due to differing internal register maps and configuration requirements.
Availability
ASL5015SHV is available at Aetrix Electronics and suitable for automotive exterior lighting, adaptive driving beam (ADB) systems, and dynamic rear lighting requiring stable component supply, AEC-Q100 compliance, and long-term lifecycle support.
Supply support for ASL5015SHV includes scheduled delivery planning, volume procurement assistance, BOM continuity management, traceable sourcing, and lifecycle availability coordination for OEM customers, industrial embedded developers, connected-device designers, and electronics production programs.
Manufacturer
NXP Semiconductors is a global semiconductor company specializing in secure connectivity solutions for automotive, industrial, and IoT applications, with deep expertise in automotive-grade mixed-signal ICs.
The ASL5015SHV belongs to NXP's Matrix LED Controller (MLC) product line, designed specifically for scalable, safety-compliant LED matrix lighting in modern vehicles - emphasizing autonomous dimming, diagnostics, and CAN network integration.
FAQ
What is the primary function of the ASL5015SHV in an automotive lighting system?
The ASL5015SHV serves as a Smart-mode Matrix LED Controller that autonomously generates 12-bit PWM dimming signals using on-chip polynomial coefficients, reducing MCU data load while enabling precise, glitch-free control of up to 12 LED channels at 1.5 A each. Its role in ASL5015SHV-based systems is to execute adaptive beam patterns, thermal compensation, and fault recovery without continuous host intervention.
Does the ASL5015SHV require an external crystal oscillator?
No, the ASL5015SHV integrates a 200 MHz internal oscillator trimmed via CAN messages to achieve <0.25 % accuracy, eliminating the need for an external quartz. This reduces bill-of-materials cost, PCB area, and electromagnetic emissions - a key design advantage confirmed in the official NXP product brief for ASL5015SHV.
How does the ASL5015SHV handle LED open-circuit faults during operation?
The ASL5015SHV detects individual LED open-circuit faults per channel and supports dynamic flag clearing and MOSFET reset over CAN - no power-on-reset required. In open condition, it activates a bypass path to maintain current flow through remaining LEDs, preserving partial illumination integrity in safety-critical lighting functions implemented by ASL5015SHV.
What thermal specifications apply to the ASL5015SHV package?
The ASL5015SHV operates across –40 °C to +125 °C ambient temperature and supports a maximum junction temperature of 175 °C. Its HLQFP-48 package (SOT1571-1) is thermally enhanced for mounting on IMS PCBs, and internal 9-bit junction temperature feedback is reported via CAN to enable closed-loop thermal derating in ASL5015SHV-based designs.
Is the ASL5015SHV pin-compatible with other members of the ASL5xxx family?
No - although the ASL5015SHV shares functional similarity with ASL5015SHN and ASL5115SHV, it is not pin-compatible with them. The HLQFP-48 (ASL5015SHV) and HVQFN-36 (ASL5015SHN) packages have different pin counts and layouts, and ASL5115SHV uses a different internal configuration for Direct PWM mode, requiring distinct register programming and timing setup in ASL5015SHV implementations.
ASL5015SHV/0Y Specifications
- Product attributes
- Attribute value
- Manufacturer:
- NXP Semiconductors
- Series:
- -
- Package/Case:
- 48-LQFP Exposed Pad
- Packaging:
- Tape & Reel (TR)
- Product Status:
- Active
- Type:
- DC DC Controller
- Topology:
- Switched Capacitor (Charge Pump)
- Internal Switch(s):
- Yes
- Number of Outputs:
- 12
- Voltage - Supply (Min):
- 4.5V
- Voltage - Supply (Max):
- 5.5V
- Voltage - Output:
- -
- Current - Output / Channel:
- 1.5A
- Frequency:
- 200MHz
- Dimming:
- PWM
- Applications:
- -
- Operating Temperature:
- -40°C ~ 125°C (TA)
- Grade:
- Automotive
- Qualification:
- -
- Mounting Type:
- Surface Mount
- Supplier Device Package:
- 48-HLQFP (7x7)
ASL5015SHV/0Y FAQ
1.How can I place an order for ASL5015SHV/0Y through Aetrix?
Please submit a Request for Quotation (RFQ) for ASL5015SHV/0Y on Aetrix. Our sales agent will provide a competitive quotation and guide you through the order confirmation once you accept the terms.
2.Are the price and stock information for ASL5015SHV/0Y reliable?
The price and inventory of ASL5015SHV/0Y are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for ASL5015SHV/0Y is usually 5 days.
3.What payment methods are accepted for ASL5015SHV/0Y?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for ASL5015SHV/0Y transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for ASL5015SHV/0Y?
ASL5015SHV/0Y orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your ASL5015SHV/0Y order is processed, you will receive an email with the shipment details and tracking number.
Note: Tracking information may take up to 24 hours to appear. Express delivery typically takes 3–5 business days.
5.How can I obtain technical support or documentation for ASL5015SHV/0Y?
For technical support, including ASL5015SHV/0Y datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your ASL5015SHV/0Y requirements.
6.How does Aetrix verify that ASL5015SHV/0Y is sourced from the original manufacturer or authorized distributors?
All ASL5015SHV/0Y products on Aetrix are procured from qualified distributors and authorized channels. Our dedicated quality assurance team conducts strict verification, including traceability checks and, if necessary, third-party testing. This ensures that ASL5015SHV/0Y meets industry standards.
7.What is the process for return or replacement of ASL5015SHV/0Y?
All ASL5015SHV/0Y units undergo pre-shipment inspection (PSI). If there is an issue with ASL5015SHV/0Y, returns or replacements are accepted under the following conditions:
1.Quantity discrepancies, incorrect items, or visible external defects (such as breakage or corrosion), acknowledged by Aetrix.
2.The issue is reported within 90 days of delivery.
3.The ASL5015SHV/0Y part is unused and in its original packaging.
Return procedure for ASL5015SHV/0Y:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
ASL5015SHV/0Y Tags
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BCR402RE6327HTSA1
Infineon Technologies
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BCR430UXTSA2
Infineon Technologies
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BCR420UE6433HTMA1
Infineon Technologies
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BCR420UE6327HTSA1
Infineon Technologies
-
BCR421UE6327HTSA1
Infineon Technologies
-
LYT1604D-TL
Power Integrations
-
HV9910CLG-G
Microchip Technology
-
CL2N8-G
Microchip Technology
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BCR420UW6-7
Diodes Incorporated
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BCR421UW6-7
Diodes Incorporated
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BCR420UFD-7
Diodes Incorporated
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BCR421UFD-7
Diodes Incorporated
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