Load
Loose IC packages enter the bowl in a controlled quantity.
Automatic IC Package Feeding
IC Vibratory Bowl Feeder for Semiconductor Package Handling
Sort loose IC packages into one direction and deliver them in a controlled line to testing, inspection, sorting or tape-and-reel equipment. Each feeding system is matched to the actual package, required orientation and receiving machine.
Built Around the DevicePackage shape, safe contact areas, output direction and receiving machine
InputLoose packaged ICs
OutputOne direction, single line
ProtectionControlled contact and movement
ConfirmationDrawing and sample testing
Direct Answer
What Is an IC Vibratory Bowl Feeder?
An IC vibratory bowl feeder is an automatic feeding system that takes loose packaged semiconductors, turns them into the required direction and moves them in a single line to another machine. It commonly supplies test handlers, inspection machines, IC sorting systems and tape-and-reel equipment.
MAIN JOBTurn randomly loaded packages into a repeatable output direction
FINAL RESULTPresent each package where the next machine can accept it
DESIGN BASISUse the real package, not the package name alone
A Simple Feeding Sequence
How Does an IC Vibratory Bowl Feeder Work?
Controlled vibration moves the packages around a shaped track. Guide features remove packages in the wrong position, while correctly oriented packages continue to the outlet.
Move
Gentle vibration advances the packages around the internal track.
Orient
Track guides keep the required position and return incorrect positions.
Line Up
Correct packages enter the straight track in one controlled line.
Deliver
The outlet presents each device to the next machine at the agreed position.
Guide the package body, protect critical areasThe track should support and guide the device at approved contact points instead of relying on exposed terminals or delicate surfaces.
Handle the Package, Not Just the Shape
How Are IC Packages Protected During Feeding?
Small packages can have exposed leads, pads, balls, markings or sensitive top surfaces. Protection starts by identifying where the device may safely touch the bowl and track.
Safe Contact Areas
Guide the body on approved surfaces and provide clearance around leads, pads or balls.
Controlled Vibration
Set the movement high enough for stable travel without unnecessary impact or jumping.
Suitable Track Surface
Select a finish or coating that supports smooth movement and limits marking or sticking.
Static Control
Use grounding and suitable materials when electrostatic discharge, or ESD, control is required.
Package Suitability
Which IC Packages Can a Vibratory Bowl Feeder Handle?
Many individual semiconductor packages can be evaluated, but package family names do not guarantee the same feeding result. Body dimensions, terminal shape, weight, surface condition and required direction must be checked.
| Package Group | Typical Feeding Need | Main Point to Check | Possible Outlet |
|---|---|---|---|
| QFN and DFN packages | Face and pin-one direction with controlled spacing | Bottom pads, small height and top/bottom similarity | Linear track, pickup nest or handler inlet |
| SOT and transistor packages | Body direction and lead-safe movement | Lead clearance and uneven weight distribution | Guide track or test machine input |
| SOP and small leaded ICs | Consistent body direction without bending leads | Lead span, body width and rail support | Linear buffer or transfer nest |
| LED and sensor packages | Surface-aware orientation before inspection or test | Lens, window, marking and sensitive top surface | Inspection, sorting or taping machine |
| Other discrete packages | Single-file output in a repeatable position | Body shape, terminals and available orientation feature | Custom track or machine-specific handoff |
Important: final suitability should be based on representative physical samples. Packages with the same general name can behave differently because of dimensional tolerance, molding finish, terminal condition or weight distribution.
Define the Required Direction
How Is IC Package Orientation Controlled?
The required output should be described as a visible package position: which face is up, which end leads and where pin one must point. This is clearer than using only clockwise or counterclockwise.
Four checks create a clear output
Each check answers one simple question about the device when it reaches the feeder outlet.
01
Which face is up?Confirm the marked face, pad side, lens side or other top/bottom reference.
02
Which end leads?Identify the end, chamfer, lead group or body feature that faces forward.
03
Where is pin one?State the required pin-one direction when the package leaves the feeder.
04
How must it arrive?Define the final height, rail position, spacing and stop point for the receiving machine.
Receiving Equipment
Where Are IC Vibratory Bowl Feeders Used?
The feeder outlet is prepared for the next process. The same package may need a different final track or release method depending on how that machine accepts the device.
Test Handlers
Supply oriented packages to a handler track, shuttle, nest or pickup position. For detailed handler integration, review our test handler vibratory bowl feeder page.
Inspection Machines
Present the same face and direction so cameras can inspect markings, package surfaces, leads or other visible features.
IC Sorting Systems
Provide a controlled stream before identification, measurement, testing, counting or separation into different output groups.
Tape-and-Reel Equipment
Deliver devices in the direction required for pocket loading, inspection and sealing into carrier tape.
Changeover Planning
Can One Bowl Feeder Handle More Than One IC Package?
Sometimes, but only when the packages have compatible dimensions, safe contact points and output requirements. A wide size difference or different terminal structure usually requires change parts or a separate feeder.
One fixed packageBest when stable output and simple operation are the priority.
Similar package familyMay use adjustable guides or clearly defined change parts.
Very different sizesOften better served by separate bowls or complete feeder sets.
Frequent product changesReview change time, operator steps and risk of incorrect setup.
Do not assume one track fits every ICCompare the smallest and largest package at every guide, selector, rail and final release point.
Choose from the Application
How Do You Select an IC Vibratory Bowl Feeder?
Start with the actual package and required outlet. Bowl diameter alone does not tell you whether the device can be oriented, protected and delivered to the next machine.
Dimensions and Features
Provide length, width, height, weight, tolerances, photos and a drawing showing terminals and sensitive areas.
Required Orientation
Show which face is up, which end leads, pin-one direction and the final stop or pickup position.
Required Supply Rate
State the normal machine demand and short peak demand instead of only giving a maximum number.
Receiving Machine
Provide the machine model, inlet drawing, track height, available space and method used to accept one device.
Sensors and Stop Logic
Confirm how the feeder knows when to run, stop, report low material or indicate an abnormal condition.
Representative Samples
Use real production samples to observe travel, orientation, condition and delivery at the agreed outlet.
Test the whole path, not one successful deviceObserve packages inside the bowl, through every orientation point, along the straight track and at the final outlet.
Before Final Confirmation
What Should an IC Bowl Feeder Sample Test Check?
A useful sample test checks repeatable feeding and device condition under an agreed setup. One short video of a single package is not enough to describe the complete result.
Travel through the bowl
Watch for stacking, turning, sticking, excessive jumping or trapping between parts.
Correct output direction
Confirm face, leading end and pin-one direction at the feeder outlet.
Single-line delivery
Check spacing, release of one device and smooth transfer into the receiving point.
Package condition
Inspect agreed areas for visible marking, bent leads, surface damage or unwanted material.
Start with Clear Device Information
What Information Is Needed for an IC Feeder Project?
A drawing explains dimensions, while physical samples show how the molded body, terminals and surfaces behave in the track. Providing both gives a clearer basis for review.
IC package feeding checklist
Share the available items and clearly identify any details that are still being confirmed.
IC package name and part number
Dimensioned package drawing
Photos of every package side
Representative physical samples
Required face and leading direction
Pin-one direction at the outlet
Normal and peak machine demand
Receiving machine model
Inlet drawing and track height
Available installation space
Power and control requirements
Package condition to check after testing
Related Equipment Information
Continue Your Semiconductor Feeding Review
Use the related pages to review the complete feeding system, test handler connection and custom project supply process.
Common Questions
IC Vibratory Bowl Feeder FAQs
What is the main purpose of an IC vibratory bowl feeder?
It takes loose packaged ICs, arranges them in the required direction and delivers them in a controlled line to testing, inspection, sorting or packaging equipment.
Which IC packages can be fed by a vibratory bowl?
QFN, DFN, SOT, SOP, LEDs, sensors, transistors and other individual semiconductor packages may be evaluated. Final suitability depends on the actual dimensions, terminals, surfaces, weight and required output position.
Will vibration damage IC packages or leads?
The feeding path can be designed around safe contact areas, lead clearance, suitable track surfaces and controlled movement. Representative samples should still be tested and inspected against agreed package-condition requirements.
How does the feeder identify the correct IC direction?
Custom guide and selection features use differences in body shape, edges, terminals or weight to return incorrect positions. When package geometry is not enough, an additional sensor or camera check may be considered.
Can the system control pin-one orientation?
Yes, when the package provides a dependable feature that can be used to separate or verify its direction. The required face, leading end and pin-one position should be clearly shown before design.
Can one IC feeder run several package sizes?
It may be possible for closely related packages using adjustable guides or change parts. Large differences in size, terminal layout or required output often make separate tooling or a separate feeder more practical.
What machines can receive ICs from the feeder?
Common receiving equipment includes test handlers, inspection machines, IC sorting systems, programming machines and tape-and-reel equipment. The final outlet must match the actual machine inlet.
What information should I send for a feeder recommendation?
Send the package drawing, photos, samples, required orientation, machine demand, receiving machine model, inlet dimensions, available space and any package-protection or static-control requirements.
Send the IC package before confirming the feeding system
Provide the drawing, representative samples, required output direction and receiving machine information so the complete device path can be reviewed around the real application.