ASML PWB-820222-2 Analog I/O Board – PWB Series
ASML PWB-820222-2 Analog I/O Board: Supply Continuity Strategy for Semiconductor OEM Spare Parts The ASML PWB-820222-2 is a precision Analog…
Model: 4022.639.92101 0040-84146 0040-18219
Product Overview
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Datasheet Preview
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Commercial Path
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Technical Dossier
The ASML Laser Lamp Assembly series represents a critical subsystem within ASML's photolithography platforms, deployed across semiconductor fabs, flat-panel display manufacturers, and advanced packaging facilities worldwide. These assemblies serve as the primary illumination source in deep ultraviolet (DUV) and i-line exposure systems, including the PAS 5500 and earlier ASML stepper platforms. Installed base spans high-volume production environments in Asia, Europe, and North America, where uptime requirements demand immediate access to verified replacement modules. The Laser Lamp Assembly is a life-limited component with defined replacement intervals tied to exposure dose accumulation (mJ/cm²), making spare parts inventory management a core operational requirement for any fab running ASML equipment.
ASML's illumination source architecture has evolved across multiple stepper and scanner generations. Early i-line systems (365 nm) used mercury arc lamp assemblies with reflector housings and integrated igniter circuits. The PAS 5500 series introduced modular lamp assemblies with standardized mechanical interfaces, allowing field replacement without optical realignment in most configurations. Part numbers within the 4022.xxx and 0040-xxxxx families reflect ASML's dual-numbering convention: the 4022 prefix denotes ASML-internal engineering part numbers, while the 0040 prefix corresponds to supplier or sub-assembly cross-references used in procurement and logistics systems.
Compatibility across generations is not guaranteed. Lamp assemblies are matched to specific reflector geometries, socket types (single-ended vs. double-ended), and power supply specifications (typically 1000W–2000W operating range). Substitution between part numbers requires engineering validation. As ASML has transitioned its leading-edge roadmap to EUV (extreme ultraviolet) platforms, the DUV and i-line installed base has entered a mature/end-of-life support phase. Fabs operating legacy ASML steppers must source lamp assemblies from the secondary market or authorized refurbishers, as OEM production runs for many of these part numbers have been discontinued.
The following SKUs represent verified part numbers within the ASML Laser Lamp Assembly and related illumination module family. Classification follows functional role within the exposure system:
Lamp Assemblies — Primary Illumination Source
4022.639.92101 / 0040-84146 / 0040-18219: i-line mercury lamp assembly, PAS 5500 platform, 1000W nominal, single-ended configuration.
4022.639.92100: Predecessor lamp assembly, PAS 5500/200 series, 1000W, compatible reflector housing required.
4022.639.92102: High-intensity variant, extended dose life rating, PAS 5500/300 series.
0040-84147: Lamp assembly sub-variant, alternate supplier qualification, functionally equivalent to 0040-84146.
0040-18220: Replacement lamp module, updated igniter interface, PAS 5500/350 and /400 series.
4022.639.91001: DUV (248 nm) excimer lamp assembly, PAS 5500 KrF configuration, requires separate power conditioning unit.
4022.639.91002: DUV lamp assembly, ArF (193 nm) variant, PAS 5500/1100 series, limited production run.
0040-76210: Lamp housing assembly complete, includes reflector and mounting bracket, PAS 5500 standard bay.
0040-76211: Lamp housing assembly, extended-life reflector coating, reduces replacement frequency in high-dose applications.
Reflector & Optical Integration Modules
4022.639.93001: Elliptical reflector module, matched to 4022.639.92101 lamp geometry, aluminum substrate with UV-enhanced coating.
4022.639.93002: Reflector assembly with integrated shutter interface, PAS 5500/300 and later.
0040-84200: Reflector retaining ring and alignment fixture set, field replacement kit.
0040-18300: Lamp socket assembly, high-temperature ceramic, rated for 1200W continuous operation.
Power Supply & Igniter Components
4022.639.94001: Lamp power supply module, 1000W output, compatible with PAS 5500 main frame power bus.
4022.639.94002: Igniter board assembly, solid-state design, replaces earlier transformer-based igniter in PAS 5500/200 and earlier.
0040-84300: Power supply filter module, EMI suppression, required for CE-compliant installations.
0040-18400: Lamp current controller PCB, analog regulation, PAS 5500 standard configuration.
ASML has formally discontinued OEM supply of lamp assemblies for PAS 5500 and earlier platforms. Fabs operating this installed base must source replacement modules through the secondary market. DriveKNMS maintains a dedicated inventory of ASML Laser Lamp Assembly part numbers, including 4022.639.92101, 0040-84146, and 0040-18219, sourced from decommissioned systems, overstock lots, and qualified refurbishment programs.
All units offered by DriveKNMS are subject to incoming inspection and functional verification before listing. For obsolete part numbers where new-old-stock (NOS) is unavailable, DriveKNMS provides refurbished assemblies with documented test records. Long-term maintenance agreements (LTMAs) are available for fabs requiring guaranteed allocation of lamp assemblies over multi-year horizons, supporting planned maintenance schedules and unplanned downtime response.
ASML Laser Lamp Assemblies present specific quality control requirements due to the precision optical alignment of the lamp-reflector system and the high-voltage ignition circuitry. DriveKNMS applies the following test protocol to all units in this family:
Visual inspection of lamp envelope for devitrification, blackening, or mechanical damage. Reflector surface inspection under UV illumination for coating delamination or particulate contamination. Socket continuity and insulation resistance test (minimum 10 MΩ at 500 VDC). Cold ignition test: lamp must strike within 3 ignition attempts at rated voltage. Warm re-strike test: lamp must re-ignite within specification after 15-minute cool-down. Lumen output measurement at stabilized operating temperature, compared against OEM reference data. Power supply compatibility check against target platform power bus specifications. All test data is documented and provided with each unit shipment.