My Inquiry
My Account
NXP Semiconductors ASL5015FHNZ
- Part No.:
- ASL5015FHNZ
- Manufacturer:
- NXP Semiconductors
- Category:
- LED Drivers
- Package:
- 36-VFQFN Exposed Pad
- Datasheet:
-
ASL5015FHNZ.pdf
- Description:
- IC LED DRV CTRL PWM 1.5A 36HVQFN
- Quantity:
- Payment:
- Shipping:
Inventory:1,404
Please send an inquiry. Send us your inquiry, and we will respond immediately.
Product details
Overview
ASL5015FHNZ from NXP Semiconductors is a Smart-mode Matrix LED Controller (MLC) for automotive exterior lighting, delivering 1.5 A per switch, 12-bit PWM dimming with on-chip polynomial curve generation, and CAN-FD interface support. It targets adaptive driving beam (ADB), dynamic rear lights, and cornering light systems requiring precise, glitch-free LED current control and thermal robustness.
For engineers reviewing the ASL5015FHNZ datasheet, ASL5015FHNZ pinout, ASL5015FHNZ application, or ASL5015FHNZ equivalent, this page delivers verified technical context, validated pin functions, real-world automotive use cases, and confirmed alternative part options - all grounded in NXP's official PB_ASL5xxxyHz product brief Rev. 1.0.
Technical Context
The ASL5015FHNZ implements a Smart PWM architecture where dimming curves are preloaded as polynomial coefficients into on-chip memory; the internal engine computes 12-bit duty cycles dynamically without MCU intervention per frame. Its 200 MHz internal oscillator enables <0.25% clock accuracy and eliminates external quartz, reducing EMC risk and BOM count.
It supports up to 12 LED channels across four configurable 3-switch blocks, each floating up to 60 V relative to ground and paralleling-capable. Diagnostics include direct NTC input (6-bit), identification resistor sensing, per-channel open/short detection with bypass, and 9-bit junction temperature feedback via CAN-FD.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| Max. output current per switch | 1.5 A - supports high-brightness LED segments in matrix headlamps without external boost stages. |
| PWM resolution | 12-bit - enables smooth, imperceptible dimming transitions critical for glare-free high-beam (GFHB) compliance. |
| Interface protocol | CAN-FD - provides higher bandwidth and deterministic latency vs. classical CAN for multi-IC broadcast control of up to 32 MLCs. |
| Operating ambient range | –40 °C to +125 °C - meets AEC-Q100 Grade 1 requirements for under-hood and exterior lighting placement. |
| RDS(on) | 100 mΩ - minimizes conduction loss and self-heating during sustained 1.5 A operation. |
| Internal oscillator accuracy | <0.25 % - eliminates need for external crystal while ensuring timing-critical PWM synchronization across all channels. |
| LED channel count | 12 - arranged in 4 × 3 configurable blocks, enabling flexible segment mapping for pixelated lighting zones. |
Pinout & Package
The ASL5015FHNZ is housed in a thermally enhanced, automotive-qualified 36-pin HVQFN package (SOT1092-4) with exposed thermal pad, optimized for IMS PCB mounting and single-layer routing.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| VCC | Supply input | 5 V ± 0.5 V main power rail; includes under-voltage protection. |
| GND | Ground reference | Dedicated analog/digital ground pins ensure noise isolation for precision current sensing. |
| LEDx_OUT (x=1–12) | High-side switch output | 12 dedicated source terminals driving LED anodes; each rated for 1.5 A and 57 V string voltage. |
| NTC_IN | Analog sensor input | Direct 6-bit NTC connection for real-time LED temperature monitoring and brightness compensation. |
| ID_RES | PCB characterization input | Resistor-based board ID reading for system-level calibration and variant management. |
| CAN_H / CAN_L | CAN-FD differential bus | High-speed physical layer interface supporting up to 5 Mbps and broadcast messaging to 32 nodes. |
| POK | Power OK status flag | Open-drain output confirming stable internal regulation and functional readiness after POR. |
Key Features
| Feature | Design Value |
|---|---|
| Smart PWM dimming engine | On-chip storage of up to eight programmable dimming polynomials reduces MCU data traffic and enables dynamic curve sequencing without frame-by-frame updates. |
| LED brightness variation correction | Compensates luminance mismatch across LEDs at identical current levels, ensuring uniform light output in pixelated arrays. |
| Per-channel fault management | Independent open-circuit and short-circuit detection with software-controllable MOSFET reset-no power cycle required to clear flags. |
| Limp Home Mode (LHM) | Internally programmed fallback behavior upon CAN-FD communication failure, maintaining safe illumination level without MCU intervention. |
| Charge pump failure safe operation (CPFSO) | Ensures continued LED switching even if external charge pump capacitor fails, preserving basic functionality during component degradation. |
Applications
| Matrix High Beam (ADB/GFHB) | Dynamic Rear Lighting |
|---|---|
Use Scenario: Adaptive beam shaping to selectively mask oncoming vehicles while maximizing road illumination. IC Role / Device Role / Timing Role: Matrix LED Controller managing 12 independently dimmed LED segments with sub-millisecond update latency via CAN-FD broadcast. Use Value: Enables real-time, high-resolution beam control compliant with UNECE R149 and SAE J3069 without MCU overhead or external timing components. |
Use Scenario: Animated brake, turn, and position light sequences synchronized with vehicle dynamics. IC Role / Device Role / Timing Role: High-current LED driver executing preloaded dimming curves across multiple zones with phase-shifted PWM to minimize EMI. Use Value: Delivers flicker-free, visually distinct lighting signatures using only on-chip polynomial computation-no continuous MCU PWM updates needed. |
| Dynamic Cornering Lights | Welcoming/Ambient Lighting |
Use Scenario: Illuminating roadside geometry during low-speed steering maneuvers using lateral LED activation. IC Role / Device Role / Timing Role: 12-channel controller with floating 3-switch blocks enabling independent voltage domain control for multi-zone LED strings. Use Value: Supports up to 60 V common-mode offset per block, allowing direct drive of high-voltage cornering lamp strings without level-shifting circuitry. |
Use Scenario: Soft, progressive interior/exterior lighting activation during vehicle unlock or approach. IC Role / Device Role / Timing Role: Smart PWM generator applying smooth, non-linear dimming profiles stored in on-chip memory. Use Value: Achieves perceptually linear brightness ramp-up using 12-bit resolution and incremental calculation-eliminating visible steps or glitches. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar matrix LED control applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| ASL5015SHN | Same Smart PWM architecture and 1.5 A capability, but uses classical CAN (not CAN-FD); lacks 5 Mbps bandwidth and extended data field support. | Suitable for legacy CAN networks where bandwidth and message payload size are not limiting; no hardware change required except transceiver selection. | Select ASL5015SHN when integrating into existing CAN 2.0B infrastructure without CAN-FD PHY upgrade. |
| ASL5015FHV | Identical Smart PWM functionality and CAN-FD interface, but packaged in 48-pin HLQFP (SOT1571-1) instead of 36-pin HVQFN. | Better thermal dissipation and larger PCB footprint; supports higher reflow compatibility and manual inspection vs. leadless HVQFN. | Choose ASL5015FHV for designs prioritizing thermal margin, testability, or compatibility with legacy HLQFP assembly lines. |
Compared with ASL5015FHNZ, ASL5015SHN trades CAN-FD throughput for CAN 2.0B interoperability, while ASL5015FHV retains full feature parity but shifts to a leaded package for improved manufacturability and thermal performance-neither is pin-compatible due to differing pin counts and layouts.
Availability
ASL5015FHNZ is available at Aetrix Electronics and suitable for automotive matrix lighting, adaptive driving beam (ADB), and dynamic rear lighting applications requiring stable component supply, long-term lifecycle assurance, and AEC-Q100-compliant sourcing.
Supply support for ASL5015FHNZ 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 leader specializing in secure connectivity solutions for automotive, industrial, and IoT applications, with deep expertise in automotive-grade mixed-signal ICs.
The ASL5015FHNZ belongs to NXP's Matrix LED Controller (MLC) product line, engineered specifically for scalable, high-reliability exterior lighting systems demanding precise current control, embedded diagnostics, and CAN-FD integration.
FAQ
What is the primary function of the ASL5015FHNZ in automotive lighting systems?
The ASL5015FHNZ serves as a Smart-mode Matrix LED Controller that manages up to 12 independently dimmed LED segments using on-chip polynomial-based PWM generation. It reduces MCU data load by storing and executing dimming curves internally, enabling adaptive beam shaping and dynamic lighting effects in systems like ADB and GFHB without continuous host intervention.
Does the ASL5015FHNZ require an external crystal oscillator?
No, the ASL5015FHNZ integrates a 200 MHz internal oscillator trimmed via CAN-FD messages, achieving <0.25% accuracy. This eliminates the need for an external quartz, reducing BOM cost, PCB area, and electromagnetic emissions-critical for automotive EMC compliance.
How does the ASL5015FHNZ handle LED current variations due to manufacturing tolerances?
The ASL5015FHNZ implements LED brightness variation correction by applying per-channel current adjustments based on factory-calibrated luminance data. This ensures uniform optical output across all 12 segments-even when LEDs exhibit inherent luminance spread-without requiring external calibration hardware.
What diagnostic capabilities does the ASL5015FHNZ provide for automotive safety compliance?
The ASL5015FHNZ delivers comprehensive diagnostics including per-channel open/short detection with bypass, direct NTC temperature monitoring (6-bit), identification resistor input, internal junction temperature reporting (9-bit), Power OK flag, and charge pump failure safe operation (CPFSO). All are accessible via CAN-FD for ASIL-B–aligned system monitoring.
Is the ASL5015FHNZ pin-compatible with other members of the ASL5xxx family?
No-while ASL5015FHNZ shares functional compatibility with other ASL5xxx variants, it is not pin-compatible with 48-pin HLQFP versions like ASL5015FHV due to different pin counts and layouts. Within the 36-pin HVQFN group, ASL5015FHNZ is pin-compatible only with other FHN-suffixed parts (e.g., ASL5115FHN), not SHN or FHV variants.
ASL5015FHNZ Specifications
- Product attributes
- Attribute value
- Manufacturer:
- NXP Semiconductors
- Series:
- -
- Package/Case:
- 36-VFQFN 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, Wettable Flank
- Supplier Device Package:
- 36-HVQFN (6x6)
ASL5015FHNZ FAQ
1.How can I place an order for ASL5015FHNZ through Aetrix?
Please submit a Request for Quotation (RFQ) for ASL5015FHNZ 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 ASL5015FHNZ reliable?
The price and inventory of ASL5015FHNZ are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for ASL5015FHNZ is usually 5 days.
3.What payment methods are accepted for ASL5015FHNZ?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for ASL5015FHNZ transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for ASL5015FHNZ?
ASL5015FHNZ orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your ASL5015FHNZ 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 ASL5015FHNZ?
For technical support, including ASL5015FHNZ datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your ASL5015FHNZ requirements.
6.How does Aetrix verify that ASL5015FHNZ is sourced from the original manufacturer or authorized distributors?
All ASL5015FHNZ 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 ASL5015FHNZ meets industry standards.
7.What is the process for return or replacement of ASL5015FHNZ?
All ASL5015FHNZ units undergo pre-shipment inspection (PSI). If there is an issue with ASL5015FHNZ, 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 ASL5015FHNZ part is unused and in its original packaging.
Return procedure for ASL5015FHNZ:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
ASL5015FHNZ Tags
-
BCR402RE6327HTSA1
Infineon Technologies
-
BCR430UXTSA2
Infineon Technologies
-
BCR420UE6433HTMA1
Infineon Technologies
-
BCR420UE6327HTSA1
Infineon Technologies
-
BCR421UE6327HTSA1
Infineon Technologies
-
LYT1604D-TL
Power Integrations
-
HV9910CLG-G
Microchip Technology
-
CL2N8-G
Microchip Technology
-
BCR420UW6-7
Diodes Incorporated
-
BCR421UW6-7
Diodes Incorporated
-
BCR420UFD-7
Diodes Incorporated
-
BCR421UFD-7
Diodes Incorporated
Tech Hub
A practical engineering guide to 3.3V and 5V logic compatibility, input thresholds, resistor dividers, translator ICs, MOSFET level shifting, I2C pull-ups, timing limits and power-sequencing risks.
The 74HC595 uses push-pull logic outputs, while the TPIC6B595 uses 50 V open-drain DMOS sinks for higher-power loads. This guide compares timing, current limits, 3.3 V interfacing, load wiring, thermal…
The 74HC595 converts serial data into eight stable parallel outputs. This guide covers pin functions, shift and storage timing, OE and MR behavior, drive-current limits, cascading, voltage compatibilit…
A technical comparison of level-sensitive latches and edge-triggered flip-flops, covering timing windows, setup and hold limits, master–slave operation, time borrowing, race-through, HDL inference and…
A D latch stores one bit while Enable controls when data can pass. This reference covers gate-level operation, truth tables, transparency, setup and hold timing, LE versus OE, common ICs and practical …
An SR latch stores one bit through cross-coupled feedback. This engineering reference covers NOR and NAND implementations, truth tables, forbidden-state recovery, gated operation, switch debouncing, fa…
Latch circuits retain one bit through feedback. This technical reference covers SR and D latches, truth tables, transparency, timing limits, latch-versus-flip-flop behavior, applications and common log…
An engineering guide to LED driver operation, constant-current and constant-voltage outputs, linear and switching topologies, dimming, IC selection, calculations, replacement compatibility, and fault c…
Operational amplifier guide covering op amp basics, feedback, ideal vs real op amps, common configurations, buffer circuits, offset, bias current, gain-bandwidth, slew rate, rail-to-rail limits and sel…
Jumper cables guide covering safe connection order, red and black clamp placement, final ground connection, cable gauge, length, clamp quality, copper vs CCA cables, jump starter comparison and battery…
