HCP0704 Family Jun. 10th, 2008 Mechanical Dimensions MECHANICAL DIMENSIONS RECOMMENED PCB LAYOUT 6.80 Max Top View HCP0704 XXX wwllyy R 7.60 6.80 Max 2.50(2x) 4.00(2x) Front View 4.20 Max SCHEMATIC Bottom View 1 1.23 Ref. 3.60 Ref. 1. All dimensions are in millimeters unless otherwise noted. 2. Stamping: The first 10 characters is the part number of the part wwllyy = (Date Code) R= (Revision Level) 3. RoHS Compliance 2 High Current Power Inductor 2 Pads, SMT HCP0704-R Family X1 HCP0704-R 2 Electrical Characteristic $ 4Ω # $ 4 Ω 5 1 % " °$ 3, 4 " ' ( * + , - " & & / " / / * + , - " / ) 0" ) - " ' 2 * + , - " ' . . 0" ) - . ) ( * + , - ) . $1 ' / ," ( , " ( " ( 0" ) - ' ) ) ) * + , - " . $1 ' / ,( ( , ( ( ( ( 0" ) - 2 & ) " " ) * + , - ' $1 ' / ,/ ' , / ' / ' 0" ) - ) . ) ( " ) * + , - & & ' 1 9 6 4µ $1 ' / , / , / $1 ' / , 2 , = $> 4µ % " °$ 6 < 7 4 48 : : 6 7 8 49 48 : % " ) ;$ / 0" ) - ' 2 ) 0" ) - $1 ' / , , $1 ' / , . , ! " # $ % " °$ General Specifications: a. Temp. Rise: 40 C Max @ Irms rating. b. L(ISAT1)/L(0A)= 20% typical. c. Storage Temp.: -40 C~ +155 C d. Operating Temp.: -40 C~ +155 C e. K-factor: Used to determine Bp-p for core loss(see graph). Bp-p=K8L* I Bp-p:(Gauss), K-facotr:(From table), L: (Inductance in uH), I :(Peak to peak ripple current in Amps). f. Resistance to Solder Heat: 260 C for 10 secs. g. Insulation Resistance winding to core, 2 second: 100Vdc 10 Mohms min. HCP0704-R 3 % of OCL vs. % of Isat • Test Conditions: 100kHz, 0.1Vrms @25C Degree • Test Equipments: WK3260 & 3265 HCP0704-R 4 Temperature Rise vs. Total Loss 60 Temperature Rise ( ) 50 40 30 20 10 0 0 0.2 0.4 0.6 0.8 1 1.2 1.4 Total Loss (W) • Ambient Temperature: 25 HCP0704-R 5 !" #$ HCP0704-R % & ' ' ) *+ ( & ' ' Core Loss vs. B 6 Packaging Information 1.5 Dia. +0.1/-0.0 Direction of feed 4.0 2.0 A 1.75 7.5 See note 6 1 Bo 6.8 HCP0704 XXX wwllyy R HCP0704 XXX wwllyy R HCP0704 XXX wwllyy R 16.0 +/-0.3 2 Ao A 12.0 0.30 +/-0.05 0.5Rad typ. Ao= 6.9mm Bo= 7.5mm Ko= 4.0mm 0.3Rad max. Ko • 1000 parts per reel HCP0704-R 7