IERC Thermal Management Products. Military/Aerospace Applications

Transcription

1 IERC Thermal Management Products Military/Aerospace Applications

2 Agenda: Topic Page 8 IERC History 3 8 Thermal Management Product Families 4 8 ZIF PCB Retainers ZIF Features ZIF Performance Graphs ZIF and Wedge Comparison Current Platforms 16 8 Engineering Capabilities Manufacturing & Testing Capabilities 19 8 ZIF Summary 20 2

3 IERC History: : Company founded in Burbank, California to build and sell tube shields and military components s: Heat Sink product growth s: Developed ZIF (Zero Insertion Force) PCB Retainers s: Supported PC industry expansion : Acquired by CTS Corporation : Launched Forged Heat Sink product line : Introduced izif Heat Frame : Designing many new products including a High-Clamping Force & Tool-less ZIF retainer 3

4 Thermal Management Product Families: 8 Stamped 4 TX Thermal Links 4 Transistor Heat Sinks 8 Extruded 4 Aluminum Extrusions 4 Peel & Stick 8 Forged 4 High aspect ratio 4 Low thermal resistance 8 Military/Aerospace 4 ZIF Retainers 4 Enclosures 4mZIF (Machined-ZIF) 4 Heat Frames 4 izif (Integrated-ZIF) 4

5 ZIF PCB Retainer: 8 3-piece Thermally Conductive Zero-Insertion Force (ZIF) Clamp to Secure the PCB or Heat Frame/Cold Plate to the Chassis Cold Wall 4 Housing (aluminum) 4 Spring (beryllium copper) 4 Rod (stainless steel) 8 2 Key Functions: 4 Thermal Conductive Path 4 Quick & Easy Structural Fastening 5

6 8 PCB or Heat Frame Mounted: 4 ZIF III 4 izif TM (Integrated-ZIF) ZIF PCB Retainer: 8 Chassis Mounted: 4 ZIF 4 mzif TM (Machined-ZIF) PCB or Heat Frame/Cold Plate Heat Frame/Cold Plate ZIF III izif TM PCB or Heat Frame Mounted Chassis Mounted ZIF mzif TM PCB or Heat Frame/Cold Plate 6

7 ZIF PCB Retainer Features: 8 Quick Connect & Disconnect 4 ¼-Turn: Uses 90º Cam-Action to Engage (Lock) or to Disengage (Unlock) the clamp 4 Positional Stops at 0º and 90º Rotation 4 1 Second Engagement/Disengagement 4 Excellent for Hot-Swappable and/or On-the-Fly Applications 8 ZIF/ZEF (Zero Insertion/Extraction Force) 8 Uniform Clamping Pressure 4 No Accidental Crushing of the PCB from Over-Clamping 8 Uniform Thermal Distribution 4 No Thermal-Bottleneck 8 Best Thermal Performance per Length ºC-mm/W (izif TM ) 7

8 ZIF PCB Retainer Features: 8 Will Not Back-Drive 4 Inherent to the Patented Cam-Locking Design 8 Does Not require a Torque Wrench or Special Tool 8 MIL-STD-810 Vibration & Shock Test Proven Design 4 Salt Fog: Method 509, Procedure 1 4 Shock: Method 516, Procedure 1 4 Vibration: Method 514, Procedure 1, Part 1, Category B.1, Curve L 4 Low Temp: Method 502, Procedure 1, Steps 1-3 & 6, -55 C 4 High Temp: Method 501, Procedure 1, Steps 1-7, 71C; after 48 Hrs; Exposure to 150 C 4 Gunfire Vibration, Aircraft: Method 519.3, Figure , Modified 8 High Reliability 4 Rated Life to 400 Cycles, but Successfully Tested Over 1,000 Cycles 4 Only 3 Detachable Components 8

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13 ZIF and Wedge Comparison: ZIF III Cold Wall PCB ZIF III Cold Wall Clamping Pressure Wedge Thermal Path Cold Wall PCB Wedge Cold Wall Air Gaps = No Heat Transfer End Gaps = No Heat Transfer 13

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15 ZIF and Wedge Comparison Summary: Properties: Thermal Performance: Clamping Pressure: Operational Repeatability: Net-Centric Applications: ZIF: izif TM : 20.3 ºC-mm/W ZIF III: 22.9 ºC-in/W Uniform across Full-length Uniform across Full-length Constant Pressure as Length Increase Allow Vibration Dampening, Reducing Fatigue Stress on the PCB Always ¼-Turn Lock/Unlock No Special Tool Required 1 sec to Engage/Disengage Will Not Back-Drive Wedge: 3-pc Wedge: 76.2 ºC-mm/W 5-pc Wedge: 43.2 ºC-mm/W *Effective value at Wedge Section Only at the Wedge Section Uneven Pressure due to Unequal Sliding Friction Potential For Under-Clamping Requires Multiple Turns Requires Torque Wrench Potential Over-Torque or Under- Torque w/o Torque Wrench ~10-20 sec to Engage/Disengage Requires Anti-Back Drive Feature 15

16 8 Land: 4 M1A1 Abrams Tank 4 PAC-3 Missile System 8 Air: 4 C130J 4 C-17 Cargo Plane 4 Apache Longbow Helicopter 4 Predator UAV 4 Airbus A380 4 Cockpit Displays 8 Sea: 4 Vertical Launch System Current Platforms: 16