METAL STRIP CHIP RESISTOR UlTRA LOW VALUE RM1206~RM2512 Metal Strip Chip Resistor – Ultra Low Value Features • • • • • • • • Ultra low resistance range from 0.5 to 20 m ohm High power rating up to 3 watt Low T.C.R down to ±50ppm/℃ Without laster trimmed with very low inductance Customized resistance available Small size and light weight Suitable for all soldering process RoHS compliant and Halogen Free Applications • SWPS(Converter,Charger,Adapter) • Monitor,NB,MB (for Power management) Constructions 1206/2010 Size /Black Coating Type 2512 Size/Black Coating TAITRON COMPONENTS INCORPORATED www.taitroncomponents.com Tel: (800)-TAITRON Fax: (800)-TAITFAX (800)-824-8766 (800)-824-8329 (661)-257-6060 (661)-257-6415 Material R001~R003 Maganese Corpper R004~R010 Aluminum,Iron,Corpper 2512 Size/Green Coating Rev. A/LX Page 1 of Metal Strip Chip Resistor – Ultra Low Value RM1206~ RM2512 Dimensions (in mm) Product series Size Inch (mm) Resistance (m Ω) L W T D RM1206 1206(3216) 1.0~10 3.20 ± 0.254 1.60± 0.104 0.60 ± 0.20 0.98 ± 0.38 RM2010 2010(5025) 1.0~10 5.08 ± 0.254 2.54± 0.15 0.60 ± 0.20 1.665± 0.625 0.5 2.675 ± 0.254 0.75 2.475 ± 0.254 1.0~1.5 1.425 ± 0.254 2.0~3.0 3.00± 0.20 4.0 2512(6432) 1.175 ± 0.254 2.175 ± 0.254 5.0~6.0 1.925 ± 0.254 7.0 1.425 ± 0.254 8.0~20 1.175 ± 0.254 0.50 RM2512 0.60 ± 0.20 0.75 1.0 0.80 2.0 0.50 4.0 5.0 6.0 6.5 7.0 Green 1.00 6.35 ± 0.254 0.65 3.0 Black 1.40 1.5 2.5 Coating 3.18 ± 0.254 1.00 0.70 1.425± 0.377 Black 0.60 0.50 0.45 Rev. A/LX www.taitroncomponents.com Page 2 of Metal Strip Chip Resistor – Ultra Low Value RM1206~ RM2512 Marking Code 1. RM1206~RM2512: 3 or 4 digits Code, please refer the Marking code table (eg.) M75 = 0.75mΩ R003 = 3mΩ 3 digits code 4 digits code code mΩ code mΩ code mΩ code Ω code mΩ code mΩ M50 0.50 M75 0.75 R001 1 1M50 1.5 R003 3 R010 10 Absolute Maximum Ratings & Electrical Characteristics Type Tolerance Power Rating @80˚C RM1206 1W RM2010 1.5W TCR MAX. Working Voltage ( ppm/℃) ±50 Resistance Range (m Ω) 1W J: ±5% F: ±1% RM2W2512 ±150 2.5 ~3.0 ±100 4~5.0 ±75 6.0 ~7.0 √ P*R 2W ±50 Operating Temperature Range 1.0 ~ 10 0.5~2.0 RM2512 Coating Black -55℃~+170℃ 11~20 Green 0.5~2 Black 7.0~10 RM2.5W2512 RM3W2512 2.5W 3W 4.0~6.0 ±100 0.5~0.75 ±50 1.0~3.0 Green Rev. A/LX www.taitroncomponents.com Page 3 of Metal Strip Chip Resistor – Ultra Low Value RM1206~ RM2512 Power Derating Curve Rated Power dissipation Ratio (%) For resistors operate in the ambient temperature over 80˚C, loading power ratio will derate in accordance with following curve. Ambient Temperature (℃) Soldering Conditions IR Reflow soldering Note:Green Coating Reflow Air Convection is available Green Coating can’t be working with Wave Soldering bath Rev. A/LX www.taitroncomponents.com Page 4 of Metal Strip Chip Resistor – Ultra Low Value RM1206~ RM2512 Test and Requirements Test Item Test Method Test Condition Requirement Black Coating Green Coating Temperature Coefficient of Resistance(T.C.R.) MIL-STD-202FMethod 304 +25°C/ -55°C/+25°C/+125°C/+25°C Within the specification Short Time Overload JIS-C-5201-5.5 5 times rated power for 5 seconds ±0.5% ±1.0% Thermal shock MIL-STD-202FMethod 107G -55°C~+150°C,100 cycles ±0.5% ±1.0% Resistance to dry heat JIS-C-5201-7.2 96hours@+155°C, without load ±1.0% Resistance to soldering heat MIL-STD-202FMethod 210E 260±5°C for 10±1 seconds ±0.5% ±1.0% Load life MIL-STD-202FMethod 108A Vw(note),70°C,1.5 hours on,0.5 hours off, total 1000~1048 hours ±0.5% ±1.0% Solderability MIL-STD-202FMethod 208H 245±5°C for 3±0.5 seconds. >95% coverage Note: Vw：Rated Continuous Working Voltage. Vw= √Rated power (P) × Resistance value (R) Rev. A/LX www.taitroncomponents.com Page 5 of Metal Strip Chip Resistor – Ultra Low Value RM1206~ RM2512 Packing Information: Embossed Plastic Tape Dimensions (in mm) Type A B W E F P0 P1 P2 ψD0 RM1206 1.90±0.1 3.60±0.1 8.0±0.2 1.75±0.1 3.5±0.05 4.0±0.1 4.0±0.1 2.0±0.05 1.0+0.1/-0 1.55±0.05 0.87±0.1 RM2010 2.85±0.1 5.55±0.1 12.0±0.2 1.75±0.1 5.5±0.05 4.0±0.1 4.0±0.1 2.0±0.05 1.4+0.1/-0 1.55±0.05 0.85±0.1 RM2512 RM2W2512 RM2.5W2512 RM3W2512 ψD1 1.50±0. 3.40±0.1 6.73±0.1 12.0±0.1 1.75±0.1 5.5±0.05 4.0±0.1 4.0±0.1 2.0±0.05 1.4+0.1/-0 T 0.81±0.1 (0.5~7m Ω) 1.55±0.05 0.80±0.1 (0.5~20m Ω) Reel Quantity & Dimensions (in mm) Rev. A/LX www.taitroncomponents.com Page 6 of Metal Strip Chip Resistor – Ultra Low Value RM1206~ RM2512 Reel Diameter Type Reel Quantity ψA ψB ψC W T 2000 180+0/-3 60+1/-0 13.0±0.5 13.0±0.5 15.5±0.5 RM1206 RM2010 RM2512 RM2W2512 RM2.5W2512 RM3W2512 7” Measurement (Unit:mm) and PAD Layout z z Equipment:ADEX AX-1152D DC Low Ohm Meter Excitation Current : Refer below table Type Excitation Current RM1206 1A (1m Ω~10m Ω) RM2010 RM2512 RM2W2512 RM2.5W2512 RM3W2512 Black coating Green Coating 3A (0.5m Ω~1.5m Ω) 3A (0.5m Ω~1.5m Ω) 1A (2m Ω~7m Ω) 1A (2m Ω~20m Ω) RM1206 RM2010 RM2512 Rev. A/LX www.taitroncomponents.com Page 7 of Metal Strip Chip Resistor – Ultra Low Value RM1206~ RM2512 4- Wire PAD Layout 2- Wire PAD Layout PAD Layout (mm) Type RM1206 RM2010 Resistance Code R001~R010 4-Wire* 2-Wire a b c I a b I 0.9 0.725 0.5 2.375 0.9 1.95 2.375 1.44 1.16 0.8 3.8 1.44 3.12 3.8 1.8 3.6 4.75 Black Coating 0M50~R007 1.8 1.45 1.0 4.75 Green Coating RM2512 RM2W2512 RM2.5W2512 RM3W2512 0M50 2.78 0.9 2.78 0.9 0M75 2.58 1.3 2.58 1.3 R001~1M50 1.53 3.4 1.53 3.4 R002~R003 1.28 3.9 1.28 R004 2.28 1.9 2.28 R005~R006 2.03 2.4 2.03 2.4 R007 1.53 3.4 1.53 3.4 R008~R020 1.28 3.9 1.28 3.9 1.2 1.0 3.4 3.9 1.9 *Note:4-wire PAD is recommended for precision current sensing No circuits between pads to avoid short circuit. Rev. A/LX www.taitroncomponents.com Page 8 of Metal Strip Chip Resistor – Ultra Low Value RM1206~ RM2512 Resistance Value Code code mΩ code mΩ code mΩ code mΩ code mΩ code mΩ 0M50 R003 R006 R009 R015 0.5 3 6 9 15 0M75 3M75 6M75 9M50 R016 0.75 3.5 6.5 9.5 16 R001 R004 R007 R010 R018 1 4 7 10 18 1M50 4M50 7M50 R011 R020 1.5 4.5 7.5 11 20 R002 R005 R008 R012 2 5 8 12 2M50 5M50 8M50 R013 2.5 5.5 8.5 13 How to Order RM 2W 2512 J R002 C - xx - RG70 Packing Code RG70: 7”reel in Tape and Reel, RoHS and Halogen Free Factory Location Code T.C.R Code: A: ±100ppm/°C; B: ±75ppm/°C C: ±50ppm/°C; R: ±150ppm/°C Resistance Value Code 0M50:0.5mΩ;0M75:0.75mΩ;1M50:1.5mΩ R001:1 mΩ;R002:2mΩ;R010:10mΩ Tolerance Code: J: ±5%; F: ±1% Size Code in inch(mm) 1206(3216): 3.2×1.6(mm) 2010(5025):5.0x2.5(mm) 2512(6432):6.4*3.2(mm) Power(W) Default:1W Otherwise:2W,2.5W,3W Metal Strip Chip Resistor – Ultra Low Value Rev. A/LX www.taitroncomponents.com Page 9 of Metal Strip Chip Resistor – Ultra Low Value RM1206~ RM2512 How to contact us: US HEADQUARTERS 28040 WEST HARRISON PARKAWAY, VALENCIA, CA 91355-4162 Tel: (800) TAITRON (800) 824-8766 (661) 257-6060 Fax: (800) TAITFAX (800) 824-8329 (661) 257-6415 Email: [email protected] Http://www.taitroncomponents.com TAITRON COMPONENTS MEXICO, S.A .DE C.V. BOULEVARD CENTRAL 5000 INTERIOR 5 PARQUE INDUSTRIAL ATITALAQUIA, HIDALGO C.P. 42970 MEXICO Tel: +52-55-5560-1519 Fax: +52-55-5560-2190 TAITRON COMPONETS INCORPORATED E REPRESENTAÇÕES DO BRASIL LTDA RUA DOMINGOS DE MORAIS, 2777, 2.ANDAR, SALA 24 SAÚDE - SÃO PAULO-SP 04035-001 BRAZIL Tel: +55-11-5574-7949 Fax: +55-11-5572-0052 TAITRON COMPONETS INCORPORATED, SHANGHAI REPRESENTATIVE OFFICE METROBANK PLASA, 1160 WEST YAN’AN ROAD, SUITE 1502, SHANGHAI, 200052,CHINA Tel: +86-21-5424-9942 Fax: +86-21-5424-9931 Rev. A/LX www.taitroncomponents.com Page 10 of