& *R AE oH C- S C Q2 O 00 MP QU LI A L A NT IF IE D Features Applications ■ Shielded construction ■ Automotive systems: ■ Inductance range: 1.0 to 1000 μH - Driver assistant - Information ■ DC/DC converters ■ Power supplies 0 10 ■ Heating current up to 11 A ■ Dimensions: 12 x 12 x 10 mm ■ AEC-Q200 qualified - Entertainment - Lighting ■ RoHS compliant* and halogen free** SRR1210A Series - Shielded Power Inductors Electrical Specifications @ 25 °C Bourns Part Number SRR1210A-1R0Y SRR1210A-1R8Y SRR1210A-2R2Y SRR1210A-3R3Y SRR1210A-4R7Y SRR1210A-5R6Y SRR1210A-6R8Y SRR1210A-8R2Y SRR1210A-100M SRR1210A-120M SRR1210A-150M SRR1210A-180M SRR1210A-220M SRR1210A-270M SRR1210A-330M SRR1210A-390M SRR1210A-470M SRR1210A-560M SRR1210A-680M SRR1210A-820M SRR1210A-101M SRR1210A-121M SRR1210A-151M SRR1210A-181M SRR1210A-221M SRR1210A-271M SRR1210A-331M SRR1210A-391M SRR1210A-471M SRR1210A-561M SRR1210A-681M SRR1210A-821M SRR1210A-102M Inductance @ 1 kHz / 0.25 V L Tol. (µH) (%) 1.0 ± 30 1.8 ± 30 2.2 ± 30 3.3 ± 30 4.7 ± 30 5.6 ± 30 6.8 ± 30 8.2 ± 30 10 ± 20 12 ± 20 15 ± 20 18 ± 20 22 ± 20 27 ± 20 33 ± 20 39 ± 20 47 ± 20 56 ± 20 68 ± 20 82 ± 20 100 ± 20 120 ± 20 150 ± 20 180 ± 20 220 ± 20 270 ± 20 330 ± 20 390 ± 20 470 ± 20 560 ± 20 680 ± 20 820 ± 20 1000 ± 20 General Specifications Q Ref. Q Test Freq. (MHz) SRF (MHz) Typ. DCR (Ω) Max. I rms (A) I sat (A) 10 10 10 15 8 12 12 11 16 14 16 13 16 16 16 16 16 8 12 15 16 13 12 14 15 16 14 16 12 12 11 6 22 7.96 7.96 7.96 7.96 7.96 7.96 7.96 7.96 2.52 2.52 2.52 2.52 2.52 2.52 2.52 2.52 2.52 2.52 2.52 2.52 0.796 0.796 0.796 0.796 0.796 0.796 0.796 0.796 0.796 0.796 0.796 0.796 0.796 85 56 54 44 35 28 20 16 12 18 10.5 8 8 6.5 6.5 4.5 4.5 4 3.8 3.5 3 2.6 2.2 1.8 1.8 1.8 1.8 1.3 0.85 0.85 0.85 0.85 0.85 0.006 0.075 0.09 0.01 0.012 0.0135 0.015 0.017 0.018 0.022 0.032 0.035 0.038 0.04 0.052 0.066 0.072 0.09 0.102 0.112 0.135 0.17 0.19 0.25 0.315 0.41 0.45 0.6 0.82 0.9 1.2 1.32 1.65 11.0 10.2 9.5 9.0 8.5 8.0 7.85 7.25 6.5 6.3 5.8 5.5 5.2 5.0 4.4 4.2 3.8 3.4 3.0 2.8 2.5 2.3 2.2 1.9 1.7 1.5 1.4 1.3 1.2 1.1 1.0 0.85 0.75 16.5 13.2 12.2 10.5 9.6 8.5 8.3 7.55 6.5 6.1 5.3 5.1 4.5 4.2 3.7 3.5 3.1 2.9 2.7 2.5 2.2 1.9 1.8 1.6 1.5 1.3 1.2 1.1 1.0 0.95 0.85 0.75 0.7 How to Order Operating Temperature ................................. -40 °C to +125 °C (Temperature rise included) Storage Temperature ................................. -40 °C to +125 °C Resistance to Solder Heat ................................ +245°C for 10 sec. Temperature Rise .........................40 °C typ. at rated Irms Inductance drop .....................20 % at Isat Materials Core ............................................... Ferrite Wire ..............................Enameled copper Terminal Finish .................................... Sn Packaging ...................... 250 pcs. per reel Product Dimensions 12.0 ± 0.5 (.472 ± .020) 1R0 12.0 ± 0.5 (.472 ± .020) INDUCTANCE CODE 10.0 MAX. (.394) 4.9 REF. (.193) 7.9 REF. (.311) Electrical Schematic SRR1210A - 100M Model Recommended Layout REF. 5.3 (.209) REF. 2.8 (.110) Value Code (see table) 7.3 REF. (.287) * RoHS Directive 2002/95/EC Jan. 27, 2003 including annex and RoHS Recast 2011/65/EU June 8, 2011. ** Bourns follows the prevailing definition of “halogen free” in the industry. 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. 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. DIMENSIONS: MM (INCHES) 2.8 (.110) REF. SRR1210A Series - Shielded Power Inductors Inductance vs. IDC SRR1210A-4R7Y L @ 25 °C 6.0 SRR1210A-101M SRR1210A-220M L @ 25 °C L @ 125 °C 5.0 L @ 125 °C L @ 25 °C 25.0 100.0 20.0 80.0 15.0 60.0 L @ 125 °C 3.0 2.0 10.0 1.0 5.0 0.0 0.0 0.0 0.0 2.0 4.0 6.0 8.0 10.0 L (µH) L (µH) L (µH) 4.0 40.0 20.0 1.0 2.0 3.0 4.0 5.0 0.0 0.0 6.0 0.5 1.0 IDC (A) IDC (A) 1.5 2.0 2.5 3.0 3.5 3.0 3.5 IDC (A) SRR1210A-102M L @ 25 °C L @ 125 °C 1200 1000 L (µH) 800 600 400 200 0.0 0.0 0.2 0.4 0.6 0.8 1.0 IDC (A) Temperature Rise vs. IDC SRR1210A-4R7Y ΔT @ 25 °C 70.0 70.0 60.0 60.0 60.0 50.0 50.0 50.0 40.0 30.0 ΔT (°C) 70.0 ΔT (°C) ΔT (°C) SRR1210A-101M SRR1210A-220M ΔT @ 25 °C 40.0 30.0 40.0 30.0 20.0 20.0 20.0 10.0 10.0 10.0 0.0 0.0 0.0 2.0 4.0 6.0 8.0 10.0 IDC (A) ΔT @ 25 °C 0.0 0.0 2.0 4.0 IDC (A) 6.0 0.0 0.5 1.0 1.5 2.0 2.5 IDC (A) SRR1210A-102M ΔT @ 25 °C 80.0 70.0 ΔT (°C) 60.0 50.0 40.0 30.0 20.0 10.0 0.0 0.0 0.2 0.4 0.6 0.8 1.0 IDC (A) 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. 3312 - 2 mm SMD- Shielded TrimmingPower Potentiometer SRR1210A Series Inductors Soldering Profile Temperature Rising Area Preheat Area +4.0 °C / sec. max. Reflow Area 150~200 °C / 60~120 sec. Forced Cooling Area +3.0 °C / sec. max. -(1.0~5.0) °C / sec. max. 250 Temperature (°C) 217 °C Peak Temperature: 245 °C max. 60 ~ 150 sec. 60 sec. max. 200 150 Time Above 245 °C: 30 sec. max. 60 ~ 120 sec. 100 Time Above 217 °C: 60 ~ 150 sec. max. 50 100 50 0 150 200 250 Time (Seconds) Packaging Specifications 2.0 ± 0.5 (.079 ± .020) 330 DIA. (12.99) 30.4 (1.197) THICKNESS 0.10 (.004) MAX. 13.0 (.512) DIA. 21.0 ± 0.8 (.827 ± .031) EMBOSSED CAVITY 50.0 -0 (1.969 -0) 13.0 DIA. (.512) EMBOSSED CARRIER 26 +0 (1.024 +0) 20.0 (.787) END 24.0 (.945) 1R0 NO COMPONENT 4.0 (.157) 1R0 1R0 COMPONENTS START 1R0 NO COMPONENT 400 (15.75) 200 (7.87) USER DIRECTION OF FEED QTY: 250 PCS. PER REEL DIMENSIONS: MM (INCHES) 11/14 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.