Semiconductor Test Board

A semiconductor test board (Load Board) is a high-precision interface substrate designed for IC mass production testing and characterization, featuring:
1. Electrical interfacing between Automated Test Equipment (ATE) and Device Under Test (DUT)
2. Signal integrity preservation (Impedance control ±3%, skew <5ps)
3. Integration of test support circuits (load capacitors/terminations/signal conditioning)
4. Multi-site parallel testing capability (up to 4096 synchronized channels)
5. Operation in extreme environments (-55℃~150℃, 100A current delivery)
Send Inquiry
Description

Product Characteristics

 

 

1. High-Precision Electrical Connectivity
Provides stable chip-to-tester connection via micron-level probes/sockets, ensuring lossless signal transmission.


2. Signal Integrity Optimization
Utilizes impedance-controlled routing, shielding, and low-noise materials to minimize signal distortion and crosstalk.


3. Multi-Protocol Compatibility
Supports high-speed interfaces (e.g., PCIe, DDR, USB) and mixed-signal (analog/digital/RF) testing.


4. Thermal Management Capability
Integrates heatsinks/liquid cooling channels to stabilize chip temperature during testing (-55°C to +200°C).


5. Configurability & Modularity
Enables pin remapping and interchangeable load boards for various packages (BGA, QFN, CSP, etc.).


6. High Reliability & Durability
Withstands >1 million insertions; anti-wear materials guarantee longevity.


7. Automated Test Integration
Integrates seamlessly with ATE for high-speed parametric measurement and data analysis.


8. Application Versatility
Covers wafer probing (probe cards), final testing (load boards), and system-level testing (SLT boards).


9. Maximized Test Efficiency
Enables parallel testing of multiple chips, reducing production cycle time and marginal cost.
 

Product Application Field

 
 

Wafer-Level

Probe cards contact wafer pads at micron scale

01

 

Final Test

Load boards interface ATE with packaged chips

02

 

System-Level

OS-based stability validation

03

 

Reliability

Extreme environment stress testing: Temp cycling (-65°C~200°C), and Burn-in/ Humidity/ Vibration.

04

 

Vertical-Specific

Automotive: AEC-Q100 certification
RF/ HSIO: 5G/ PCIe signal integrity
Memory: Mass parallel testing

05

 

Hot Tags: semiconductor test board, China semiconductor test board manufacturers, suppliers, factory, AI Server PCB, DSC03110-03114, Gold Finger PCB, Halogen Free PCB, high speed pcb, Semiconductor Test PCB