CO LO & MP LI GE AN N T FR EE Features Applications ■ Shielded construction – low radiation ■ EMI suppression for: *R oH S ■ Bifilar wound ** HA ■ Impedance range: 67 to 360 ohms @ 100 MHz ■ AEC-Q200 qualified ■ RoHS compliant* and halogen free** - Data and signal lines CANbus Automotive electronics Consumer electronics Telecom devices SRF2012AA Series - Common Mode Chip Inductors Electrical Specifications @ 25 °C General Specifications Impedance @ 100 MHz / 1 V Z (Ω) Tolerance (%) DCR Typ. (Ω) DCR Max. (Ω) Irms (mA) SRF2012A-670YA 67 ± 25 0.15 0.25 400 SRF2012A-900YA 90 ± 25 0.16 0.30 400 SRF2012A-121YA 120 ± 25 0.20 0.30 400 SRF2012A-161YA 160 ± 25 0.25 0.35 350 SRF2012A-181YA 180 ± 25 0.25 0.35 350 SRF2012A-201YA 200 ± 25 0.30 0.40 300 SRF2012A-221YA 220 ± 25 0.30 0.40 300 SRF2012A-261YA 260 ± 25 0.35 0.40 300 SRF2012A-361YA 360 ± 25 0.45 0.50 300 Bourns Part Number Soldering Profile Rated Voltage ............................ 50 VDC Withstanding Voltage ............... 125 VDC Insulation Resistance ........... 10 megohms min. @ 100 VDC Operating Temperature ................................-40 °C to +125 °C (Temperature rise included) Storage Temperature ................................-40 °C to +125 °C Temperature Rise .....20 °C at rated Irms Materials Core ..............................................Ferrite Wire ............................Enameled copper Terminal Finish ...................................Sn Packaging ....... 2000 pcs. per 7-inch reel Product Dimensions PRE-HEATING SOLDERING 20 ~ 40 s NATURAL COOLING 2.0 ± 0.2 (.079 ± .008) TEMPERATURE (°C) TP (260 °C) 40 s max. 217 °C 200 °C 0.15 ± 0.1 (.006 ± .004) 60 ~ 150 s 150 °C 60 ~ 180 s 2 4 3 0.46 ± 0.1 ( .018 ± .004) Reflow times: 3 times max. 480 s max. 25 1 TIME (Seconds) How to Order 0.55 ± 0.1 ( .022 ± .004) Schematic 0.46 ± 0.1 ( .018 ± .004) 0.55 ± 0.1 ( .022 ± .004) SRF2012A - 201 Y A 1 2 Model 1.2 ± 0.2 (.047 ± .008) Value Code (see table) Tolerance Code 4 Model Suffix 3 1.2 ± 0.2 (.047 ± .008) Recommended Layout Asia-Pacific: Tel: +886-2 2562-4117 • Fax: +886-2 2562-4116 EMEA: Tel: +36 88 520 390 • Fax: +36 88 520 211 The Americas: Tel: +1-951 781-5500 • Fax: +1-951 781-5700 www.bourns.com 1 2 4 3 1.25 (.049) 0.45 (.018) 1.1 (.043) 2.6 * RoHS Directive 2002/95/EC Jan. 27, 2003 including annex and RoHS Recast 2011/65/EU June 8, 2011. (.102) **Bourns considers a product to be “halogen free” if (a) the Bromine (Br) content is 900 ppm or less; (b) the Chlorine (Cl) content is 900 ppm or less; and (c) the total Bromine (Br) and Chlorine (Cl) content is 1500 ppm or less. DIMENSIONS: Specifications are subject to change without notice. The device characteristics and parameters in this data sheet can and do vary in different applications and actual device performance may vary over time. Users should verify actual device performance in their specific applications. MM (INCHES) SRF2012AA Series - Common Mode Chip Inductors Typical Impedance vs. Frequency Curves SRF2012A-670YA SRF2012A-900YA 1000 Impedance (Ohms) Impedance (Ohms) 1000 100 Common Mode 10 Normal Mode 1 100 Common Mode 10 Normal Mode 1 0.1 0.1 1 10 100 1000 1 10000 10 100 SRF2012A-121YA 100 Common Mode 10 Normal Mode 1 Common Mode 100 10 Normal Mode 1 0.1 0.1 1 10 100 1000 1 10000 10 100 SRF2012A-181YA Common Mode 100 10000 SRF2012A-201YA 1000 Impedance (Ohms) Impedance (Ohms) 1000 1000 Frequency (MHz) Frequency (MHz) 10 Normal Mode 1 Common Mode 100 10 Normal Mode 1 0.1 0.1 1 10 100 1000 1 10000 10 SRF2012A-221YA 100 1000 10000 SRF2012A-261YA 1000 Impedance (Ohms) 1000 100 Frequency (MHz) Frequency (MHz) Impedance (Ohms) 10000 SRF2012A-161YA 1000 Impedance (Ohms) Impedance (Ohms) 1000 1000 Frequency (MHz) Frequency (MHz) Common Mode 10 Normal Mode 1 Common Mode 100 10 Normal Mode 1 0.1 0.1 1 10 100 Frequency (MHz) 1000 10000 1 10 100 1000 10000 Frequency (MHz) Specifications are subject to change without notice. The device characteristics and parameters in this data sheet can and do vary in different applications and actual device performance may vary over time. Users should verify actual device performance in their specific applications. SRF0504 Series - Line Filter Mode Chip Inductors SRF2012AA Series - Common Typical Impedance vs. Frequency Curves (Continued) SRF2012A-361YA Impedance (Ohms) 10000 1000 Common Mode 100 10 Normal Mode 1 0.1 1 10 100 1000 10000 Frequency (MHz) Packaging Specifications 9.0 ± 0.5 (.354 ± .020) 13.5 ± 0.5 (.531 ± .020) DIA. 20.5 (.807) 13.5 ± 0.5 R (.531 ± .020) 60 ± 2 (2.362 ± .079) R 10.5 (.413) 0.5 R (.020) R 1.9 (.075) 178 ± 2 (7.008 ± .079) 120 ° 2.0 ± 0.05 (.079 ± .002) 4.0 ± 0.1 (.157 ± .004) 1.75 ± 0.1 (.069 ± .004) 1.5 + 0.1 DIA. (.059 + .004) A 0.24 ± 0.05 (.009 ± .002) 8.0 ± 0.1 (.315 ± .004) 3.5 ± 0.05 (.138 ± .002) 2.25 ± 0.1 (.089 ± .004) 4.0 ± 0.1 (.157 ± .004) 1.45 ± 0.1 (.057 ± .004) 1.1 + 0.1 DIA. (.043 + .004) A 1.50 ± 0.1 (.059 ± .004) SECTION A-A DIMENSIONS: USER DIRECTION OF FEED QTY: 2000 PCS. PER REEL 08/15 Specifications are subject to change without notice. The device characteristics and parameters in this data sheet can and do vary in different applications and actual device performance may vary over time. Users should verify actual device performance in their specific applications. MM (INCHES)