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VT-870 Laminate / VT-870 Bondply Prepreg
UL Approval: E214381 Version: B1.0 21/11/2019- High Tg Ceramic Filled Hydrocarbon Laminate & Prepreg
- Low Dk (3.0-3.48) and Low Df (0.002-0.0037)
- Excellent Thermal Reliability
- Excellent peel strength
For option with Ticer Thin-Film Resistor Foil, please go to VT-870 H348 TCR
Application
- Cellular Base Station Antenna
- Power Amplifiers
- WiMax antenna networks
- Automotive Radar
- LNB (Low Noise Block) for Broadcast Satellites
- RF Identification Tags (RFID)
Storage Condition & Shelf Life
Shelf life
Prepreg Laminate Storage Condition Temperature ≤5℃ Room Relative Humidity / / Shelf Life 6 Months 24 Months Note: The prepreg exceeding shelf life should be retested
Laminate Properties
Properties Sheet
Properties Test Method Units VT-870 L300 VT-870 L330 VT-870 L340* VT-870 H348 Dielectric Constant @10Ghz IPC-TM-650 2.5.5.5 Clamped Stripline - 3.0±0.05 3.3±0.05 3.4±0.05 3.48±0.05 Design Dk (1.7-5GHz) Differential Phase Length Method - 2.98 3.45 3.55 3.66 Dissipation Factor @2.5GHz IPC-TM-650 2.5.5.13 - 0.0023 0.002 0.0022 0.0032 @10GHz Cavity resonator - 0.0027 0.0025 0.0027 0.0037 PIM*1 43dBM, 1900MHz dBc -165 -160 -160 -160 Tg IPC-TM-650 2.4.24 °C 280 280 280 280 Td ASTM D3850 °C 418 402 406 410 Z-CTE (50-250°C) IPC-TM-650 2.4.24 ppm/°C 30 35 33 31 Thermal Conductivity ASTM D5470 W/mK 0.75 0.72 0.70 0.69 Peel Strength (1oz) IPC-TM-650 2.4.8 lb/in 5.0 6.0 6.0 6.0 Flammability UL-94 Rating V-0 V-0 V-0 V-0 IPC4103 - - /230 /10 /240 /11 /240 /10 /240 * VT-870 L340 is available in Asia only. All test data provided are typical and not intended to be specification values.
Availability
Laminate
Material VT-870 L300 VT-870 L330 VT-870 L340* VT-870 H348 Dk 3.0 3.3 3.4 3.48 Dielectric thickness (mil) 10, 20, 30, 40, 60 20, 30, 32, 40, 60 32, 40, 62 3.3, 4.0**, 6.6, 10, 16.6, 20, 30, 40, 60 Copper thickness Hoz, 1oz Hoz, 1oz Hoz, 1oz Hoz, 1oz, 2oz * VT-870 L340 is available in Asia only. ** Please note Dk of 4mil VT-870 H348 is 3.33 and Df is 0.0035@10GHz. Other thickness data refers to property sheet.
Prepreg
Glass style Pressed thickness Dielectric Constant @ 10GHz (IPC-TM-650 2.5.5.5 Clamped stripline) Dissipation Factor @ 10GHz (Cavity Resonator) VT-870 BL300 .004" (100um), .005" (125um) 3.00±0.05 0.0027 VT-870 BH348 .004" (100um) 3.52±0.05 0.0035 The VT-870 Bondply is compatible in multi-layer constructions with VT-870 laminate.