Spec. No. JENF243A-9149A-01 R ef e r e nce Onl y P.1/9 Chip Ferrite Bead BLM31KNSZ1 Murata Standard Reference Specification AEC-Q200 1. Scope This reference specification applies to Chip Ferrite Bead for Automotive Electronics BLM31KN SZ Series based on AEC-Q200 except for Power train and Safety. 2. Part Numbering (ex.) BL M 31 KN 121 S Z 1 L (1) (2) (3) (4) (5) (6) (7) (8) (9) (1)Product ID (4)Characteristics (7)Category (for Automotive Electronics) (2)Type (5)Typical Impedance at 100MHz (8)Numbers of Circuit (6)Performance (9)Packaging (L: Taping) (3)Dimension (L) 3. Rating Rated DC Current Resistance (mA) Impedance () ( max.) (Note1) Customer MURATA ESD Rank (at 100MHz, Under Standard Testing Part Number Part Number 2:2kV Condition) Values Initial After Values at 85 at 125 Testing BLM31KN121SZ1L 12025% 6000 4000 0.009 0.011 BLM31KN271SZ1L 27025% 4500 3000 0.016 0.019 BLM31KN471SZ1L 47025% 4000 2700 0.02 0.024 2 BLM31KN601SZ1L 60025% 2900 2000 0.038 0.045 BLM31KN801SZ1L 80025% 2500 1700 0.05 0.06 BLM31KN102SZ1L 100025% 2000 1400 0.075 0.09 Operating Temperature: -55C to +125C Storage Temperature: -55C to +125C Standard Testing Conditions < Unless otherwise specified > < In case of doubt > Temperature : Ordinary Temp. (15 C to 35 C ) Temperature : 20C2 C Humidity : Ordinary Humidity (25%(RH) to 85%(RH)) Humidity : 60%(RH) to 70%(RH) Atmospheric pressure : 86kPa to 106kPa 85 x (Note1)Rated Current is derated as right figure Describe the Rated current as x A in case of more than 1A. depending on the operating temperature. 1251 0 85 125 Operating Temperature (C) MURATA MFG.CO., LTD. Rated Current (A)Spec. No. JENF243A-9149A-01 R ef e r e nce Onl y P.2/9 4. Style and Dimensions 3.20.2 1.60.2 Equivalent Circuit Resistance element becomes 0.70.3 () dominant at high frequencies. Unit Mass (Typical value) :Electrode 0.041 g (in mm) (in mm) 5.Marking No marking. 6. Specifications 6-1. Electrical No. Item Specification Test Method 6-1-1 Impedance Meet item 3. Measuring Frequency : 100MHz1MHz Measuring Equipment : KEYSIGHT4291A or the equivalent Test Fixture : KEYSIGHT16192A or the equivalent 6-1-2 DC Resistance Meet item 3. Measuring Equipment : Digital multi meter *Except resistance of the Substrate and Wire 6-2. Mechanical Performance (based on Table 13 for FILTER EMI SUPPRESSORS/ FILTERS) AEC-Q200 Rev.D issued June. 1 2010 AEC-Q200 Murata Specification / Deviation No. Stress Test Method 3 High 1000hours at 125 deg C Meet Table A after testing. Temperature Set for 24hours at room Table A Exposure temperature, then Appearance No damage measured. Impedance Change Within 50% (at 100MHz) DC Meet item 3. Resistance 4 Temperature Cycling 1000cycles Meet Table A after testing. -55 deg C to +125 deg C Set for 24hours at room temperature, then measured. 5 Destructive Per EIA469 No defects Physical Analysis No electrical tests 7 Biased Humidity 1000hours at 85 deg C, Meet Table A after testing. 85%RH Apply max rated current. Meet Table A after testing. 8 Operational Life Apply 125 deg C If the rated current of parts exceed 1A, 1000hours the operating temperature should be 85 deg C. Set for 24hours at room temperature, then measured 9 External Visual Visual inspection No abnormalities MURATA MFG.CO., LTD. 1.10.2 1.60.2