User guide

System Specifications 8-1
8 System Specifications
Century C-721 Advanced IC and DCA Encapsulation System:
Fluid Control
Fluid Volume Accuracy
Volume accuracy is dependent on the fluid delivery system in use
and will be characterized and guaranteed by Asymtek for the
customer application and the specific encapsulation material
Dispensed Mass Programmable within the dispensing pattern
Fluid/Valve Setup Automatic dispense valve priming station
Needle Sensor Automatic realignment of dispensing needle after replacement
Conveyor
Speed
Programmable, 254 mm/sec (10 in/sec) max
Carrier Types Auer boats, lead frames or custom carriers
Rails Fixed front with moveable rear standard
Width Adjustment Motorized
Flow Direction Configurable for left-to-right (standard) or right-to-left (optional) flow
Operation Modes Automatic (SMEMA), manual and pass-through
Maximum Carrier Size 406 x 394 mm (16 x 15.5 in)
Minimum Carrier Size 25.4 x 50.8 mm (1.0 x 2.0 in) standard. Contact us about smaller
sizes
Part Management
Fiducial Location
Proprietary die corner detection and skipping algorithms, Picture-in-
monitor display
Software Fluidmove for Windows NT controls all machine events and
provides Statistical Process Control (SPC) data logging
Z-Height Sensor Low force (5 gram) tactile retractable sensor probe for
programmable dispensing heights
Thermal Management
Heat Stations
Up to three independently configured substrate heating stations
(pre-heat, dispense-heat and post-heat) with closed-loop
programmable setpoint control
Heat Source Configurable with contact or impingement stations
Temperature Control Closed-loop proportional-integral-derivative (PID) controllers
Heat Management
Forced-air cooling of the fluid maintains temperature within 5° C of
ambient
Motion System
X-Y Velocity
0 to 381 mm/s (0 to 15 in/s)
X-Y Positioning Accuracy
±0.13 mm (±0.005 in)
X-Y-Z Repeatability
±0.025 mm (±0.001 in)
X-Y Travel 508 x 432 mm (20 x 17 in)
Z Travel 89 mm (3.5 in)
Z Height Sensor
±0.025 mm (±0.001 in) 5-gram force