Ultra low ohmic resistors for current detection PMR03 Features 1) Metal-plate, which is an excellent material in view of electrical characteristics, is employed as resistive element by Rohm’s unique production method. 2) 0.25W is achieved; the industry’s first for 0603 sized metal-plate type. 3) 0 to +150ppm/C of TCR (Temperature Coefficient of Resistance) is realized at ultra-low resistance of 10m 4) Completely Pb free product Rating Item Conditions Rated power Specifications For resistors operated at the ambient temperature in excess of 70°C, the load shall be derated in accordance with Fig.1 0.25W (1/4W) at 70°C 100 POWER LOAD (%) 80 60 40 20 0 −55 0 70 100 125 155 AMBIENT TEMPERATURE (°C) Fig.1 Rated voltage Rated current Rated voltage and current are determined from the following. E: Rated voltage (V) I : Rated current (A) P: Rated power (W) R: Resistance (Ω) E= P×R E= P / R Nominal resistance See Table 1. −55°C to +155°C Operating temperature Table.1 RESISTANCE (mΩ) TOLERANCE SPECIAL CODE TEMPERATURE COEFFICIENT (ppm / ˚C) 10 F (±1%) J (±5%) U 0 to +150 www.rohm.com c 2011 ROHM Co., Ltd. All rights reserved. ○ 1/3 2011.03 - Rev.D PMR03 Data Sheet Characteristics Guaranteed value Resistor type Item Test conditions (JIS C 5201-1) F : ±1% J : ±5% Resistance JIS C 5201-1 4.5 Measuring method : Measure under terminations by 4 probes. Fig.2 (Under terminations) probes Variation of resistance with temperature Resistance to soldering heat JIS C 5201-1 4.13 Rated voltage (current) ×2.5, 2s. ± (2.0%+0.0005Ω) Overload Solderability JIS C 5201-1 4.8 Measurement : 25 / -55 / +25 / +125°C See Table.1 A new uniform coating of minimum of 95% of the surface being immersed and no soldering damage. ± (1.0%+0.0005Ω) No remarkable abnormality on the appearance. Rapid change of temperature JIS C 5201-1 4.19 Test temp. : −55°C to +125°C 5cyc ± (3.0%+0.0005Ω) JIS C 5201-1 4.24 40°C, 93%RH Test time : 56days ± (3.0%+0.0005Ω) JIS C 5201-1 4.25.1 Rated power, 70°C 1.5h : ON − 0.5h : OFF Test time : 1,000h to 1,048h ± (3.0%+0.0005Ω) JIS C 5201-1 4.25.3 155°C Test time : 1,000h to 1,048h ± (0.5%+0.0005Ω) JIS C 5201-1 4.29 23°C±5°C Solvent : 2-propanol Endurance at 70°C Endurance Bend strength of the end face plating www.rohm.com c 2011 ROHM Co., Ltd. All rights reserved. ○ JIS C 5201-1 4.18 Soldering condition : 260±5°C Duration of immersion : 10±1s. ± (1.0%+0.0005Ω) Damp heat, steady state Component Solvent Resistance JIS C 5201-1 4.17 Rosin·Ethanol (25%WT) Soldering condition : 235±5°C Duration of immersion : 2.0±0.5s. JIS C 5201-1 4.33 Without open. 2/3 2011.03 - Rev.D PMR03 Data Sheet Dimensions&Construction (UNIT:mm) (The Surface) Measure Resistance W L±0.15 W±0.15 t±0.10 a±0.15 1.60 0.80 0.25 0.35 10mΩ L Material No. Resistive metal element (Ni-Cu/Ni-Cr Alloy) (The back) Primary electrode(Cu) External electrode(Sn) Overcoat (Resin : Black) a (The cross section) t Product designation P M R 0 3 E Z P Part No. J U Resistance tolerance J F 1 0 L Special part number ±5% ±1% U Nominal resistance Resistance code, 3 or 4 digits. 10 mΩ Resistance tolerance J F Resistance value 10mΩ Resistance code 3 digits 4 digits : : J F 10L 10L0 Packaging Specifications Code Part No. Code PMR03 EZP Resistance tolerance F (±1%) J (±5%) Packaging specifications Reel Basic ordering unit (pcs) Embossed tape (4mm Pitch) φ180mm (7inch) 5,000 Reel (φ180) : Compatible with JEITA standard "EIAJ ET-7200B" : Standard product Packaging Reel Taping P0 P2 P1 φD0 E F W 02 04 06 08 06 D 04 B 02 A 08 B0 A0 Top tape Base paper (Bottom tape) Components Cavity T2 C (Unit : mm) Label EIAJ ET-7200B compliant (Unit : mm) A B C D 0 φ180 −1.5 +1 φ60 0 +1.0 9 0 φ13±0.2 www.rohm.com c 2011 ROHM Co., Ltd. All rights reserved. ○ W 8.0±0.3 D0 φ1.5 +0.1 0 3/3 F E A0 B0 3.5±0.05 1.75±0.1 0.95±0.1 1.75±0.1 P0 P1 P2 T2 4.0±0.1 4.0±0.1 2.0±0.05 Max. 1.1 2011.03 - Rev.D Notice Notes Thank you for your accessing to ROHM product informations. More detail product informations and catalogs are available, please contact us. ROHM Customer Support System http://www.rohm.com/contact/ www.rohm.com © 2011 ROHM Co., Ltd. All rights reserved. R1120A