SRN5020-4R7M

*RoHS COMPLIANT Features ■ Semi-shielded construction ■ Component height: 2 mm max. ■ Inductance range: 1 to 33 µH ■ High rated current - up to 3.6 A ■ RoHS compliant* and halogen free** Applications ■ DC/DC converters ■ Notebook computers ■ Digital video cameras ■ Televisions, LCD displays SRN5020 Series - Semi-shielded Power Inductors Temperature (°C) Bourns Part No. SRN5020-1R0Y SRN5020-1R5Y SRN5020-2R2Y SRN5020-3R3M SRN5020-4R7M SRN5020-5R6M SRN5020-6R8M SRN5020-100M SRN5020-150M SRN5020-220M SRN5020-330M Inductance @ 100 KHz/1 V L (μH) 1.0 1.5 2.2 3.3 4.7 5.6 6.8 10 15 22 33 Tol. % 30 30 30 20 20 20 20 20 20 20 20 Q (Ref.) 13 13 11 11 11 11 11 11 14 11 11 Test Freq. (MHz) 7.96 7.96 7.96 7.96 7.96 7.96 7.96 2.52 2.52 2.52 2.52 SRF (MHz) Typ. 85 60 50 40 30 28 23 21 15 13 10 DCR (Ω) Max. 0.025 0.031 0.042 0.058 0.072 0.106 0.108 0.144 0.198 0.312 0.516 Irms (A) 3.60 3.20 2.90 2.40 2.0 1.80 1.65 1.45 1.20 1.00 0.90 Isat (A) 4.00 3.35 2.90 2.40 2.00 1.80 1.60 1.30 1.10 0.90 0.80 Temperature Rising Area +4.0 °C/Sec. Max. 250 200 150 100 50 Preheat Area 150~200 °C / 60~120 Sec. 60~120 Sec. Reflow Area Forced Cooling Area +3.0 °C/Sec. Max. -(1.0~5.0) °C/Sec. Max. Peak Temperature: 250 °C 60~150 Sec. 60 Sec. Max. Peak Temperature 217 °C 250 max. Max. Peak Temp. -5 °C 30 sec. max. Max. Time Above 217 : 60~150 sec. max. 0 50 100 150 Time (Seconds) Electrical Schematic 200 250 Recommended Layout 6.3 (.248) Operating Temperature .........................