Waferpedia

Hitachi

HS 9050

The Hitachi HS 9050 is a 12-inch asher. The Hitachi HS 9050 is a multi-chamber tool with five ashing units. The Hitachi HS 9050 includes a Mini-Environment Wafer Loading Module (EFEM).[1][2]

HS 9050 — Inventory photo
Fig. 01HS 9050Inventory photo[1]

Wafer size

Mini-Environment Wafer Loading Module (EFEM)

Power

AXG-5000Ⅲ-27M-KE[1]

Vacuum

Dual-Arm High Speed Vacuum Robot Assembly[1]

Performance

V-notch alignment and centering[1]

Gas delivery

N2 Max Flow 20 L/min[1]

What it is

General reference — not yet source-verified

The Hitachi HS 9050 is a semiconductor resist-processing system.

How it works

General reference — not yet source-verified

A resist-processing tool in this class removes or modifies photoresist or other organic films by exposing the wafer to a controlled plasma or reactive-gas process in one or more chambers. The machine uses vacuum conditions, gas delivery, and RF power to create the process environment, while wafer handling hardware moves substrates between load ports, buffers, and process modules.

Where it fits in the process flow

General reference — not yet source-verified

Resist-processing tools sit after lithography and before downstream etch, strip, clean, or inspection steps in a wafer process flow.

Applications

General reference — not yet source-verified

Tools in this class are used for photoresist stripping, ash removal, residue reduction, and plasma-based surface preparation on semiconductor wafers.

Why won't it start?

Documented failure modes, common issues, and field considerations.

  • HDD removed
  • No software or hard drives

What do the numbers mean?

Power & electrical1

RF power supply
AXG-5000Ⅲ-27M-KE[1]
Accurate?

Vacuum & pumping2

Dual-Arm High Speed Vacuum Robot Assembly[1]
Accurate?
Part number of pads for Vacuum Robot[1]
Accurate?

Wafer handling8

Wafer size
Mini-Environment Wafer Loading Module (EFEM)[1]
Accurate?
Wafer size
3 ea 25-wafer FOUP-Capable Load Ports /W N2 purge[1]
Accurate?
Four Axis Robot[1]
Accurate?
Transfer Room[1]
Accurate?
Wafer size
12 inch[1]
Accurate?
Wafer loading module
Copper Mini-Environment Wafer Loading Module (EFEM)[1]
Accurate?
Load ports
3 ea 25-wafer FOUP-capable load ports with N2 purge[1]
Accurate?
Robot
Four Axis Robot[1]
Accurate?

Gas & chemistry11

MFC #N
N2 Max Flow 20 L/min[1]
Accurate?
MFC #1
O2 Max Flow 20 L/min[1]
Accurate?
MFC #2
Ar Max Flow 20 L/min[1]
Accurate?
MFC #3
H2 Max Flow 5 L/min[1]
Accurate?
MFC #4
N2 Max Flow 20 L/min[1]
Accurate?
MFC #5
CF4 Max Flow 1 L/min[1]
Accurate?
MFC #6
CO2 Max Flow 0.4 L/min[1]
Accurate?
MFC #7
He Max Flow 20 L/min[1]
Accurate?
MFC #8
Without gasline, without MFC[1]
Accurate?
MFC #9
Without gasline, without MFC[1]
Accurate?
MFC #10
Without gasline, without MFC[1]
Accurate?

Optics & imaging1

EPD
Multi-wavelength EPD, 0.1s sampling (Spectrometer)[1]
Accurate?

Performance1

Centering Unit
V-notch alignment and centering[1]
Accurate?

Control & software3

No software/ hard drives[1]
Accurate?
Man/Machine Interface Main Console[1]
Accurate?
Personal Computer (GUI PC)[1]
Accurate?

Configuration & options18

Multi-chamber[1]
Accurate?
HDD removed[1]
Accurate?
Copper[1]
Accurate?
Fan Filter Unit[1]
Accurate?
LCD Display[1]
Accurate?
Keyboard[1]
Accurate?
Pointing Device[1]
Accurate?
Lock Room[1]
Accurate?
Extended Module[1]
Accurate?
Buffer Room[1]
Accurate?
Make
Hitachi[1]
Accurate?
Model
HS 9050[1]
Accurate?
Tool type
Asher[1]
Accurate?
Chamber count
7 chamber tool[1]
Accurate?
Ashing units
Five (5) Ashing Units[1]
Accurate?
Source unit
Lambda Source Unit[1]
Accurate?
Capacitance manometer
722B11TCD2FA[1]
Accurate?
Cooling units
Two (2) Cooling Units[1]
Accurate?
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What does it need to run?

Site utility requirements, footprint, and infrastructure needed to install and operate this tool. Sourced from public records.

  • ConfigurationDual-Arm High Speed Vacuum Robot Assembly[1]
  • ConfigurationPart number of pads for Vacuum Robot[1]
  • RF power supplyAXG-5000Ⅲ-27M-KE[1]
  • MFC #NN2 Max Flow 20 L/min[1]
  • MFC #1O2 Max Flow 20 L/min[1]
  • MFC #2Ar Max Flow 20 L/min[1]
  • MFC #3H2 Max Flow 5 L/min[1]
  • MFC #4N2 Max Flow 20 L/min[1]
  • MFC #5CF4 Max Flow 1 L/min[1]
  • MFC #6CO2 Max Flow 0.4 L/min[1]
  • MFC #7He Max Flow 20 L/min[1]
  • MFC #8Without gasline, without MFC[1]
  • MFC #9Without gasline, without MFC[1]
  • MFC #10Without gasline, without MFC[1]

Where are the manuals?

Generated from public-source data on file. Enter your email to access — nothing is published; details are routed privately.

Not publicly documented

Field notes

No research found yet — worked with this tool? Share what you know.

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Not publicly documented

The following facts about the HS 9050 are absent from this record as of this revision. First-hand knowledge or a citation closes a gap; every submission is reviewed before publication.

  • No publicly documented production dates or lifecycle milestones (introduction, end of production, EOL) for the HS 9050 are on record.

    Answerable by: OEM historical records or a trade-press announcement

  • No publicly documented variants, configuration options, or revision breakpoints of the HS 9050 are on record.

    Answerable by: an OEM product catalog or an engineer who ordered or specified the tool

  • The control-system platform and OS era of the HS 9050 are not on record.

    Answerable by: an engineer who operated it or OEM installation records

  • The process node or technology generation of the HS 9050 is not on record.

    Answerable by: an OEM datasheet or a fab qualification report

  • No publicly documented compatible parts, consumables, or accessories for the HS 9050 are on record.

    Answerable by: an OEM parts catalog or a service engineer

Sources & citations

Sources (2)Every fact above is drawn from these public sources
  1. [1]Inventory photo
  2. [2]Hitachi Hitachi Hs 9050 Etching System — Precision Dry Etching Equipment (Hitachi) — Used & Refurbished | Caladan — caladansemi.comcaladansemi.com
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Last updated Oct 6, 2026.

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