? coilcraft, inc. 2005 specifications subject to change without notice. please check our website for latest information. planar transformer document 426 document 426 revised 04/26/05 for maxim max5069a pwm controller 8 3 2 1 4 5 6 10 pri sec aux 0.800 20,32 recommended land pattern 0.250 6,35 0.095 2,41 ? 0.110 2,79 ? 0.080 2,03 0.360 9,14 max 0.810 20,57 max 0.920 23,37 max 0.006 /0,15 1 10 6 5 1 2 3 4 5 6 8 10 dot indicates pin 1 input output output primary leakage part output voltage voltage current inductance 1 inductance 2 dcr max turns ratio 3 number power (w) range (v) nom (v) (a peak) min (h) max (h) (mohms) pri : sec pri : aux B0860-C 180 36 ? 72 12 15 187.0 0.25 pri: 38.0 1 : 0.4 1 : 0.3 sec: 3.6 aux: 120.0 1. inductance measured on an agilent/hp 4284 between pins 2 and 4 at 250 khz, 0.1 vrms, 0 adc. 2. leakage inductance measured between pins 2 and 4 at 250 khz, 0.1 vrms, 0 adc with pins 6, 8 and 10 shorted. 3. turns ratio is with the primary windings and secondary windings connected in series. 4. storage and ambient operating temperature range: ?40c to +85c. 5. electrical specifications at 25c. the B0860-C is approved by maxim for use with their max5069a high-frequency, current-mode, pulse-width modulation (pwm) controller. this planar transformer can be used in push-pull, half- bridge and full-bridge topologies. it is ideal for use in high-current, isolated or nonisolated power supply appli- cations. it offers high efficiency in a low-profile package and features split prim ary and secondary windings, a separate auxiliary winding and 1500 vdc primary to sec- ondary isolation. coilcraft?s planar prototyping kit c156 was used to design this transformer. no tooling or additional parts were required. to order the kit, contact coilcraft or pur- chase on-line at http://order.coilcraft.com. free evaluation samples of b08 60-c are available by contacting coilcraft or by visiting www.coilcraft.com. tape and reel: 200/13 reel 44 mm tape width
|
