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1 / 2 page 1-866-9-OHMITE • Int’l 1-847-258-0300 • Fax 1-847-574-7522 • www.ohmite.com • info@ohmite.com 144 TAP1000 & 2000 1000 & 2000 Watt Heat Sinkable Planar Resistor Element Thick Film on Alumina Substrate Power Rating 1000W or 2000W at 85°C mounting plate Resistance Values 0.5Ω to 1000Ω Resistance Tolerance +10% std. Max Operating Voltage 2000VDC Temperature Coefficient ± 250 PPM/°C Dielectric Strength 6KV standard Operating Temperature Range -55°C to 85°C Terminal Screws #10-32 Max Contacts Torque 10 in-lb Mounting Screws #8-32 Max Mounting Torque 15 in-lb Creepage Distance 50mm ± 1mm (min) 100 Bottom of base plate Temperature, °C 60 20 0 150 80 40 25 100 125 0 50 85 Rating Test Continuous Pulse Rated Power, max. current and heat sink plate temperature limited (TA1K0) 1000W (TA2K0) 2000W Operating Voltage √P*R N/A Max. Applied Voltage, ohms law limited 223V 2000VDC Max. Current 10A 53.33A Critical Resistance; below this resistance max power has to be de-rated due to exceeding max current (TA1K0) 10Ω (TA2K0) 20Ω Test Method Maximum ∆R Short Time Overload 1.14 x √P*R / 10 sec @ 70°C Max % ∆Rsto = ±(2% + 0.05Ω) Moisture Resistance (TA1K0) 1000 hrs @ 40°C, 90-95% RH (TA2K0) 1750 hrs @ 40°C, 90-95% RH ≤1% ≤1% Thermal Shock MIL-STD-202, Method 107 MIL-STD-202, Method 107 Vibration, elec. MIL-STD-202, Method 201 ±2% Resistance Vibration, mech. MIL-STD-202, Method 201 No Loose Terminal Screws Load Life (TA1K0) 1000 Hrs 90 min ON / 30 min OFF (TA2K0) 1750 Hrs 90 min ON / 30 min OFF ≤1% ≤1% Pulse Tolerance 52µF @ 2KV / 60 sec intervals, 104J, 20,000 Pulses ≤1% Dielectric Strength 6KVDC for 1 minute ≤1% The TAP series delivers 1000W or 2000W of contin- uous power when properly mounted to a liquid cooled heat sink (based on 85°C mounting plate tempera- ture) Applications include power conditioning, power distribution, power conver- sion, and power control. Fe A T ures • High Energy Rating • Low Inductance • Resistor Element Electrically Isolated • High Dielectric Strength • Small Footprint A PP lic A T ions • Power semiconductor balancing • Motor control • Inrush Current Limiting ch A r A c T eris T ics Derating (continued) |
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