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EPROM Board/Wafer Erasers  
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Keeping pace with today’s high technology

PC-4420ASpectronics Corporation believes that the timely application and refinement of advanced technologies can dramatically improve product performance. The Spectroline PC-4420A, PC-8820B and PC-9920A systems represent over 45 years of ultraviolet expertise, including nearly three decades dedicated to intensive research and development in UV EPROM/wafer erasing technology. As a result, our engineers have succeeded in designing a new generation of UV erasers which maximize productivity by incorporating features that set the highest standards of performance.

 

Features:

Advanced UV Lamp Design
New, ultra-high intensity grid lamps are produced in our modern, 100,000 square foot manufacturing facility to meet the finest design and performance specifications.

  • PC-9920A with  optional Lite-TowerOperating intensity is at least 60% greater than competitive systems
  • Unmatched irradiance uniformity assures fast and complete erasure of every EPROM or wafer
  • Higher UV intensity and greater irradiance uniformity mean superior throughput

Increased Load Capacity

Drawer dimensions are ideal for maximized load capacity of individual EPROMs, wafers and PC
boards. The drawer accommodates a variety of loading formats.

  • Deeper drawer permits loading of PC boards and metric cards
  • Wider drawer allows loading of open-face stocking tubes
  • Heavy-duty slides permit drawer to open fully for greater access to loading area

Innovative Features

  • Exclusive quick load/unload trays facilitate safe handling, ensure proper positioning, and allow
    pre-loading of EPROMs, PC boards, metric cards and wafers (see below)
  • Digital timer is presettable to minimize operator error and provide automatic shut-off
  • Two-piece, modular design simplifies maintenance and assures safe handling
  • Safety interlock prevents accidental exposure to hazardous short wave (254nm) UV radiation

Conductive foam trays (above, left) are optional with each unit to protect valuable devices from electrostatic build-up. Optional wafer-handling trays (above, right) are available at an additional cost.

 

PC-8820BReengineered PC-8820B — Ultra-high UV intensity, 2½ minute erasing time!

  • Improved cooling system to dramatically extend the life of grid lamps
  • Ultra-high UV (254nm) intensity—average initial intensity of 70,000 µW/cm2 — produces up to
    four times the throughput of competitive systems
  • Redesigned interior provides better air flow and uniform UV output
  • New temperature gauge for better acclimatization to cabinet’s surroundings
  • Special hood attachment with improved air exhaust/UV shield
  • Manual fan speed control for automatic unit stabilization according to the room temperature

 

 

 

PC-4420A

PC-8820B

PC-9920A

UV LIGHT ARRAY

Four Low-Pressure Mercury Grid Lamp Assemblies, Part No. G895NO

Eight Low-Pressure Mercury Grid Lamp Assemblies, Part No. G985NO-B

Nine Low-Pressure Mercury Grid Lamp Assemblies, Part No. G995NO

AVERAGE INITIAL UV
INTENSITY (254nm)

25,000 µW/cm2

70,000 µW/cm2 *

70,000 µW/cm2

ERASING TIME**

4.0 minutes

2.5 minutes

2.5 minutes

CAPACITIES

Individual EPROMs†
125mm (5”) Wafers
150mm (6”) Wafers
200mm (8”) Wafers
300nm (12”) Wafers

 

336
6
5
4

 

840
24
15
8
3

 

940

24
12
6

DIMENSIONS: L x W x H

Sections, H

Upper 12.1cm (4¾”)
Lower 15.9cm (6¼”)

16.5cm (6½”)
22.9cm (9”)

22.9cm (9”)
22.9cm (9”)

Hood

N/A

26.7 x 79.4 x 38.1cm
(10½ x 31¼ x 15”)

81.3 x 26.7 x 38.1cm
( 32 x 10½ x 15”)

Inside drawer

30.5 x 82.2 x 3.5cm
(12 x 32⅜ x 1⅜”)

67.9 x 82.2 x 3.5cm
(26¾ x 32⅜ x 1⅜”)

93.3 x 71.1 x 4.1cm
(36¾ x 28 x 1⅝”)

Lighted area, L x W

24.1 x 81.3cm
(9½ x 32”)

55.9 x 81.3cm
(22 x 32”)

93.3 x 63.5cm
(36¾ x 25")

Erasing area, L x W

20.3 x 81.3cm
(8 x 32”)

50.8 x 81.3cm
(20 x 32”)

91.4 x 61cm
(36 x 24")

ELECTRICAL

120V/60Hz, 230V/50Hz
or 100V/50-60Hz

220V/60Hz‡, 230V/50Hz
or 200V/50-60Hz‡

220V/60Hz‡, 230V/50Hz

NET WEIGHT

63.5kg
(140 lbs.)

124.7kg
(275 lbs.)

380 lb
(173 kg)

* Measured with IL1400A radiometer and UV sensor.
** Based on 6W-sec/cm2 EPROMs.
Based on 24-pin EPROMs.
Because of the relatively high current requirements of the PC-8820B, a 220V/60Hz version is supplied for use in areas where 120V/60Hz might ordinarily have been used. For the same reason, a 200V/50-60Hz version is supplied for use in areas where 100V/50-60Hz might ordinarily have been used.

 

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