GA2972-AL COILCRAFT | Alldatasheet
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© Coilcraft, Inc. 2009 These parts are preproduction products for electrical evaluation only. Specification subject to change without notice. SMT PFC Boost Inductor Document 657 -1 Document 657-1 Revised 01/22/09 Core material Ferrite Terminations RoHS compliant tin-silver over tin over nickel over phos bronze. Other terminations available at additional cost. Weight 27 g Ambient temperature –40°C to +85°C with Irms current, +85°C to +125°C with derated current Storage temperature Component: –40°C to +125°C. Packaging: –40°C to +80°C Resistance to soldering heat Max three 40 second reflows at +260°C, parts cooled to room temperature between cycles Moisture Sensitivity Level (MSL) 1 (unlimited floor life at <30°C / 85% relative humidity) Failures in Time (FIT) / Mean Time Between Failures (MTBF) 38 per billion hours / 26,315,789 hours, calculated per Telcordia SR-332 Packaging 24 parts per tray PCB washing Only pure water or alcohol recommended For ON Semiconductor NCP1606 PFC Controller Dimensions are in inches mm Part Inductance1 DCR max (Ohms) SRF2 Turns ratio Isat (A)3 Irms (A)4 number ±10% (µH) pri aux (MHz) pri : aux 10% drop 20% drop 30% drop 20°C rise 40°C rise 1. Inductance measured at 100 kHz, 1.1 Vrms, 0 Adc using an Agilent/ HP 4263B impedance analyzer or equivalent. 2. SRF tested on an Agilent/HP 4192A. 3. DC current at which the inductance drops the specified amount from its value without current. 4. Current that causes the specified temperature rise from 25°C ambient. 5. Electrical specifications at 25°C. Refer to Doc 362 “Soldering Surface Mount Components” before soldering. 2 1Pri Aux 45 0.551 14,0 max max max 1.169 29,7 1.160 29,45 1.26 32,0 1.06 26,92 0.197 5,0 0.197 5,0 0.043 1,1 0.083 2,11 0.085 2,16 Recommended Land Pattern 1.024 26,0 5 6 Dot indicates pin 1 0.004/ 0,10 Designed to operate in 100 Watt applications. Referenced as L BOOST in application note AND8282/D. Auxiliary winding provides zero current detection (ZCD) information and can also supply power to the NCP1606. 500 Vrms winding to winding and winding to core isolation
© Coilcraft, Inc. 2009 SMT PFC Boost Inductor – GA2972-AL These parts are preproduction products for electrical evaluation only. Specification subject to change without notice. Document 657 -2 Document 657-2 Revised 01/22/09 L vs Current L vs Frequency Irms Derating 100 1000 10000 0.01 0.1 101 Current (A) Inductance (µH) 100 1000 10000 11 0 1000100 Frequency (kHz) Inductance (µH) -40 -20 0 20 40 60 80 100 140 120 Ambient temperature (°C) 120 110 100 25°C Percent of rated rms I