OPEN AIR SENSE RESISTORS The content of this specification may change without notification 7/24/07 OLR Series - Custom Made Metal Plate Current Sense Resistor Custom solutions are available. HOW TO ORDER OLRA -5W- 1M0 J B Packaging B = Bulk or M = Tape FEATURES Tolerance (%) F = +1 J = +5 High Rated Power from 1W to 20W Very Low Resistance 0.5mΩ ~ 50mΩ K = +10 Custom Solutions avail in 2 or 4 Terminals EIA Resistance Value 0M5 = 0.0005Ω 1M0 = 0.005Ω 10M = 0.01Ω Open air design provides cooler operation Applicable for Reflow Soldering Superior thermal expansion cycling Rated Power Avail in 1W ~20W Low Inductance at less than 10nH Series Custom Open Air Sense Resistors A = Body Style 1 B = Body Style 2 C = Body Style 3 D = Body Style 4 Products with lead-free terminations meet RoHS requirements Lead flexible for thermal expansion RATING Terminations 2 and 4 are available Rated Power (70°C) 1W ~ 20W Resistance Range 0.5mΩ ∼ 50mΩ Resistance Tolerance ±1%, ±5%, ±10% TCR ± 100ppm/°C Operating Temperature -40°C ~ +180°C APPLICATIONS Automotive CPU Drive use Feedback AC Applications Low Inductance Power Tool Surge and Pulse Residual Battery Detection Inverter Power Supply Switching Power Source HDD, MOSFET Load SHAPE & DIMENSIONS (custom to your requirements) Body 1 Body 2 Body 3 Body 4 CIRCUIT LAYOUT example for Automotive DERATING CURVE If the ambient temperature exceeds 70°C, the rated power has to be derated according to the power derating curve shown below. DC-DC Converter over Engine Starter Air Conditioning Fan Battery American Accurate Components, Inc. current detection Power Windows Automatic Mirrors Motor Control Circuit 188 Technology Drive, Unit H Irvine, CA 92618 TEL: 949-453-9888 FAX: 949-453-8889 1 OPEN AIR SENSE RESISTORS The content of this specification may change without notification 7/24/07 PERFORMANCE CHARACTERISTICS Item Parameter TCR (+125°C ~ -55°C) ± 10ppm Thermal Shock ± 1% High Temperature Exposure ± 3% Temperature Cycling (-40°C ~ +125°C) ± 1% Operating Life ± 3% Solderability 95% minimum coverage Moisture Resistance ± 3% Base Humidity ± 3% Vibration ± 1% Terminal Strength ± 1% Solvent Resistance ± 1% TAPE PACKAGING (mm) Tape A B C D E F G 6.4±0.1 7.4±0.1 16.0±0.3 7.5±0.1 1.75±0.1 8.0±0.1 4.0±0.1 American Accurate Components, Inc. 188 Technology Drive, Unit H Irvine, CA 92618 TEL: 949-453-9888 FAX: 949-453-8889 2