Anti-surge thick film chip resistor ESR03 (0603 size : 1 / 5W) zFeatures 1) Power rating of 1 / 5W (MCR03 1/10W) 2) Superior anti surge to MCR series 3) Highly reliable chip resistor Ruthenium oxide dielectric offers superior resistance to the elements. 4) ROHM resistors have approved ISO–9001, ISO/TS 16949 certification. Design and specifications are subject to change without notice. Carefully check the specification sheet before using or ordering it. zApplications Automotive, LCD Monitor, projector, power supply, charger, inverter and so on. zRatings Item Rated power Conditions Specifications Power must be derated according to the power derating curve in Figure 1 when ambient temperature exceeds 70°C. 0.2W (1/5W) at 70°C 100 POWER LOAD (%) 80 60 40 20 0 −55 0 70 100 155 AMBIENT TEMPERATURE (°C) Fig.1 Rated voltage The voltage rating is calculated by the following equation. If the value obtained exceeds the limiting element voltage, the voltage rating is equal to the maximum operating voltage. E: Rated voltage (V) P: Rated power (W) E= P×R R: Nominal resistance (Ω) Nominal resistance Limiting element voltage 50V See Table 1. −55°C to +155°C Operating temperature Table 1 Resistance tolerance Resistance range (Ω) Resistance temperature coefficient (ppm/°C) D (±0.5%) 10 ≤ R ≤ 1M (E24) ±100 F (±1%) 1 ≤ R ≤ 10M (E24) ±100 J (±5%) 1 ≤ R ≤ 10M (E24) ±200 zBefore using components in circuits where they will be exposed to transients such as pulse loads (short–duration, high– level loads), be certain to evaluate the component in the mounted state. In addition, the reliability and performance of this component cannot be guaranteed if it is used with a steady state voltage that is greater than its rated voltage. www.rohm.com c 2009 ROHM Co., Ltd. All rights reserved. ○ 1/3 2009.10 - Rev.C ESR03 Data Sheet zCharacteristics Guaranteed value Resistor type Item Test conditions (JIS C 5201-1) JIS C 5201-1 4.5 J : ±5% F : ±1% D : ±0.5% Resistance Variation of resistance with temperature JIS C 5201-1 4.8 Measurement : −55 / +25 / +125°C See Table.1 JIS C 5201-1 4.13 Rated voltage (current) ×2.5, 2s. Maximum overload voltage : 100V ± (2.0%+0.1Ω) Overload JIS C 5201-1 4.17 Rosin·Ethanol (25%WT) Soldering condition : 235±5°C Duration of immersion : 2.0±0.5s. A new uniform coating of minimum of 95% of the surface being immersed and no soldering damage. Solderability ± (1.0%+0.05Ω) No remarkable abnormality on the appearance. Resistance to soldering heat Rapid change of temperature JIS C 5201-1 4.18 Soldering condition : 260±5°C Duration of immersion : 10±1s. ± (1.0%+0.05Ω) JIS C 5201-1 4.19 Test temp. : −55°C to +125°C 5cyc ± (3.0%+0.1Ω) JIS C 5201-1 4.24 40°C, 93%RH Test time : 1,000h to 1,048h ± (3.0%+0.1Ω) JIS C 5201-1 4.25.1 Rated voltage (current), 70°C 1.5h : ON − 0.5h : OFF Test time : 1,000h to 1,048h ± (3.0%+0.1Ω) JIS C 5201-1 4.25.3 155°C Test time : 1,000h to 1,048h ± (1.0%+0.05Ω) JIS C 5201-1 4.29 23±5°C, Immersion cleaning, 5±0.5min. Solvent : 2-propanol Damp heat, steady state Endurance at 70°C Endurance Resistance to solvent ± (1.0%+0.05Ω) Without mechanical damage such as breaks. Bend strength of the end face plating JIS C 5201-1 4.33 ± (5.0%+0.05Ω) EIAJ ED-4701 1300 Test method 304 Voltage : 3kv R : 1.5kΩ C : 100pF Apply cycle : 1 time Static electric characteristics zDimensions (Unit : mm) 1 6 0.3±0.2 2 3 1.6±0.1 4 Material 1 Resistive element (Oxide metal thick film) 2 Silver thick film electrode 3 Nickel electrode 4 Sn electrode 5 Alumina substrate 6 Overcoating (Resin) 0.8±0.1 5 0.45±0.1 0.3±0.2 No. 6 Marking www.rohm.com c 2009 ROHM Co., Ltd. All rights reserved. ○ 2/3 2009.10 - Rev.C ESR03 Data Sheet zPackaging Reel Taping P0 P2 P1 φD0 E F W 02 04 06 08 06 D 04 B 02 A 08 B0 A0 Heat crimp cover / Tape Thick paper mount Chip resistor Square punchout hole (Underside paper tape) T2 C Label (Unit : mm) EIAJ ET-7200B compliant W F E A0 B0 8.0±0.3 3.5±0.05 1.75±0.1 1.1±0.1 1.9±0.1 D D0 P0 P1 P2 T2 φ13±0.2 +0.1 φ1.5 0 4.0±0.1 4.0±0.1 2.0±0.05 Max. 1.1 (Unit: mm) A φ180 0 −1.5 B φ60 C +1 0 9 +1.0 0 zPart No. Explanation E S R 0 3 Part No. E Z P J Resistance tolerance J F D ±5% ±1% ±0.5% Nominal resistance Resistance code, 3 or 4 digits. Resistance tolerance Resistance code : : : J F D 3 digits 4 digits 4 digits Packaging Specifications Code Part No. Code ESR03 EZP Resistance tolerance J(±5%) F(±1%) D(±0.5%) Packaging specifications Paper tape (4mm Pitch) Reel φ180mm (7inch) Basic ordering unit(pcs) 5,000 Reel (φ180mm) : Compatible with JEITA standard "EIAJ ET-7200B" : Standard product www.rohm.com c 2009 ROHM Co., Ltd. All rights reserved. ○ 3/3 2009.10 - Rev.C Notice Notes No copying or reproduction of this document, in part or in whole, is permitted without the consent of ROHM Co.,Ltd. The content specified herein is subject to change for improvement without notice. The content specified herein is for the purpose of introducing ROHM's products (hereinafter "Products"). If you wish to use any such Product, please be sure to refer to the specifications, which can be obtained from ROHM upon request. Examples of application circuits, circuit constants and any other information contained herein illustrate the standard usage and operations of the Products. The peripheral conditions must be taken into account when designing circuits for mass production. Great care was taken in ensuring the accuracy of the information specified in this document. However, should you incur any damage arising from any inaccuracy or misprint of such information, ROHM shall bear no responsibility for such damage. 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