inTEST Temptronic ATS-545-T Thermal Shock Test Chamber
| Brand | inTEST Temptronic |
|---|---|
| Origin | USA |
| Model | ATS-545-T |
| Temperature Range | −80 °C to +225 °C |
| Airflow Output | 4–18 scfm (1.8–8.5 L/s) |
| Transition Rate | <10 s from −55 °C to +125 °C and vice versa |
| Temperature Accuracy | ±1 °C (NIST-traceable calibration) |
| Temperature Resolution | 0.1 °C |
| Sensor Type | T-type or K-type thermocouple |
| Remote Interface | IEEE-488 (GPIB), RS-232 |
| Dimensions (W×D×H) | 61 × 72.4 × 108 cm |
| Weight | 236 kg |
| Operating Height Range | 69.1–130.3 cm (extendable to 81.3–188 cm) |
| Noise Level | <65 dBA |
Overview
The inTEST Temptronic ATS-545-T Thermal Shock Test Chamber is an engineered solution for high-fidelity, localized thermal stress testing of electronic components under dynamic temperature transitions. Unlike conventional environmental chambers that condition entire enclosures, the ATS-545-T employs a directed gas-flow architecture—leveraging ThermoStream® technology—to deliver rapid, repeatable thermal shocks directly onto discrete devices under test (DUTs), including ICs, bare die, packages, PCB-mounted components, and optoelectronic transceivers. Its operational principle relies on precisely metered, temperature-controlled compressed air streams generated by an integrated chiller-heater system, enabling transitions between extreme setpoints (−80 °C to +225 °C) in under 10 seconds. This capability supports industry-standard thermal shock protocols defined in JEDEC JESD22-A104, MIL-STD-883 Method 1010, and IEC 60068-2-14, making it essential for qualification, reliability screening, and failure analysis labs engaged in semiconductor, aerospace, automotive, and 5G optical subsystem development.
Key Features
- Ultra-fast thermal transition: Achieves <10 s ramp between −55 °C and +125 °C using dual-path airflow control and optimized thermal mass management
- NIST-traceable temperature accuracy of ±1 °C with 0.1 °C display resolution, validated via integrated T-type or K-type thermocouples placed at DUT interface points
- Fluorocarbon-free refrigeration system: Environmentally compliant chiller design eliminates reliance on LN₂ or LCO₂, reducing operational cost and safety overhead
- Dual-mode operation: Supports both Air Mode (open-stream conditioning) and DUT Mode (shroud-enclosed, localized thermal shock) for application flexibility
- Intelligent thermal protection: Programmable over-temperature limit (factory default +230 °C), auto-shutdown on sensor fault, and chiller standby during heating-only phases to optimize energy use
- Condensation mitigation: Patented airflow geometry and dew-point monitoring prevent moisture accumulation on sensitive DUT surfaces during low-temperature exposure
Sample Compatibility & Compliance
The ATS-545-T accommodates a broad range of sample geometries—from single-die flip-chip assemblies to populated 2U server PCBs—via its modular test cavity (ATS-545-T configuration) or robotic handler integration (ATS-545-M variant). It supports standardized test fixtures, thermal shrouds, and load-board adapters compatible with ATE platforms. The system complies with electromagnetic compatibility requirements per FCC Part 15 Class A and meets electrical safety standards per UL 61010-1 and IEC 61010-1. For regulated environments, optional audit trail logging and user access controls align with GLP and GMP documentation expectations; full 21 CFR Part 11 compliance is achievable through validated software add-ons and external data archiving protocols.
Software & Data Management
The chamber operates via a dedicated front-panel rotary controller with real-time temperature readout and onboard data logging (up to 10,000 timestamped points). For automated test sequencing and integration into lab-wide workflows, IEEE-488 (GPIB) and RS-232 interfaces enable bidirectional communication with LabVIEW, Python-based test frameworks, or enterprise MES systems. Logged data includes chamber setpoint, actual DUT temperature (via external thermocouple input), airflow rate, and system status flags. All timestamps are synchronized to UTC, and exported CSV files include metadata required for ISO/IEC 17025 traceability. Firmware updates are delivered via secure USB port with cryptographic signature verification.
Applications
- Qualification testing of ASICs, FPGAs, and power modules per AEC-Q100 Grade 0–3 specifications
- Thermal cycling and shock validation of 5G mmWave transceivers, VCSEL arrays, and silicon photonics interposers
- Failure mechanism isolation in solder joint fatigue, delamination, and TIM degradation studies
- Real-time parametric characterization of device performance (e.g., Vth, IDDQ, jitter) across temperature extremes
- Pre-screening of wafer-level packaged (WLP) and fan-out wafer-level packaging (FOWLP) devices prior to burn-in
- Support for JEDEC JEP122 failure modeling and physics-of-failure (PoF) analysis workflows
FAQ
What distinguishes the ATS-545-T from conventional thermal chambers?
It delivers targeted, high-rate thermal shocks to individual components—not ambient chamber air—enabling precise thermal profiling without affecting neighboring devices.
Does the system support automated test sequences?
Yes, via GPIB or RS-232, with programmable ramps, dwell times, cycle counts, and conditional branching based on real-time sensor feedback.
Is NIST-traceable calibration included?
A factory calibration certificate with NIST-traceable uncertainty values is supplied; annual recalibration services are available through inTEST-certified labs.
Can the ATS-545-T be integrated with existing ATE hardware?
It features mechanical and electrical interfaces compatible with standard probe stations, handler platforms, and load boards—including Teradyne, Advantest, and Cohu configurations.
What maintenance is required?
Scheduled filter replacement every 6 months, chiller oil inspection annually, and thermocouple verification before critical qualification runs—documented in the included maintenance log template.
