cyntec co., ltd. ????? ????? ????? ????? document : PST031B-000 revision : a7 page : 1 of 4 b c a sealed choke coil pst031b type features low profile 3.0mm x 3.0mm x 1.2mm low coil resistance with large currents. high magnetic shield construction should actualize high resolution for emc protection. 100% lead (pb) free meet rohs standard application cellular phones, lcd displays, hdds, dvcs, dscs, pd as etc.. outline dimensions l w p t p note this graph is in regard to outline dimensions spec. for outer appearance, please refer to actual produ ct. recommend land pattern dimensions the customer shall determine the land dimensions sh own above after confirming and safety. a 2.7 ~ 2.9 b 1.2 ~ 1.4 c 3.0 unit : mm code dimensions (mm) l 3.0 0.1 w 3.0 0.1 t 1.2 max p 0.75 0.2
cyntec co., ltd. ????? ????? ????? ????? document : PST031B-000 revision : a7 page : 2 of 4 specifications r dc ( m ) heat rating current dc amps. idc ( a ) saturation current dc amps. isat ( a ) part number l0 inductance ( h ) @ (0a) typical maximum typical maximum typical maximum pst031b-r47ms 0.47 36 44 3.40 3.06 3.80 3.42 pst031b-1r0ms 1.0 52 63 2.80 2.52 3.40 3.06 pst031b-1r5ms 1.5 60 72 2.50 2.25 3.10 2.60 pst031b-2r2ms 2.2 85 102 2.20 1.98 2.90 2.40 pst031b-3r3ms 3.3 134 161 1.71 1.53 1.92 1.72 pst031b-4r7ms 4.7 184 221 1.43 1.28 1.71 1.53 pst031b-5r6ms 5.6 231 277 1.26 1.14 1.55 1.39 pst031b-6r8ms 6.8 256 307 1.25 1.13 1.49 1.24 pst031b-8r2ms 8.2 337 405 1.05 0.95 1.32 1.20 pst031b-100ms 10.0 397 476 1.00 0.90 1.26 1.05 pst031b-150ms 15.0 572 686 0.80 0.72 1.10 0.83 pst031b-220ms 22.0 854 1,025 0.60 0.54 0.86 0.72 pst031b-330ms 33.0 1,587 1,904 0.40 0.36 0.48 0.43 pst031b-470ms 47.0 2,246 2,695 0.36 0.32 0.36 0.32 * if you require another part number please contact w ith us. ** inductance tolerance 20% note 1. all test data is referenced to 25 ambient. note 2. test condition : 1mhz, 1.0vrms note 3. idc : dc current (a) that will cause an approximate t of 40 note 4. isat : dc current (a) that will cause lo to drop ap proximately 30% note 5. operating temperature range -55 to + 125 note 6. the part temperature (ambient + temp rise ) should not exceed 125 under worse case operating conditions. circuit design , component placement, p wb trace size and thickness, airflow and other cooling provision all affect the part temperature. part temperature should be verified in the end application. note 7. the rated current as listed is either the saturatio n current or the heating current depending on which value is lower.
cyntec co., ltd. ????? ????? ????? ????? document : PST031B-000 revision : a7 page : 3 of 4 current characteristic pst031b-r47ms 0.00 0.10 0.20 0.30 0.40 0.50 0.60 0.0 0.4 0.8 1.2 1.6 2.0 2.4 2.8 3.2 3.6 4.0 4.4 4.8 dc bias(amps) inductance( h) 0 10 20 30 40 50 60 70 80 temp rise( ) inductance( h) temp.rise( ) pst031b-1r0ms 0.0 0.3 0.6 0.9 1.2 1.5 0.0 0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0 4.5 dc bias(amps) inductance( h) 0 15 30 45 60 75 90 temp rise( ) inductance( h) temp rise ( ) pst031b-1r5ms 0.0 0.3 0.6 0.9 1.2 1.5 1.8 0.0 0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0 dc bias(amps) inductance( h) 0 15 30 45 60 75 90 temp rise( ) inductance( h) temp rise ( ) pst031b-2r2ms 0.0 0.5 1.0 1.5 2.0 2.5 3.0 0.0 0.4 0.8 1.2 1.6 2.0 2.4 2.8 3.2 3.6 dc bias(amps) inductance( h) 0 20 40 60 80 100 temp rise( ) inductance( h) temp rise ( ) pst031b-3r3ms 0.0 0.7 1.4 2.1 2.8 3.5 4.2 0.0 0.2 0.4 0.6 0.8 1.0 1.2 1.4 1.6 1.8 2.0 2.2 2.4 2.6 2.8 3.0 dc bias(amps) inductance( h) 0 20 40 60 80 100 temp rise( ) inductance( h) temp rise ( ) pst031b-4r7ms 0.0 1.0 2.0 3.0 4.0 5.0 6.0 0.0 0.2 0.4 0.6 0.8 1.0 1.2 1.4 1.6 1.8 2.0 2.2 2.4 dc bias(amps) inductance( h) 0 20 40 60 80 100 temp rise( ) inductance( h) temp rise ( ) pst031b-5r6ms 0.0 1.1 2.2 3.3 4.4 5.5 6.6 0.0 0.2 0.4 0.6 0.8 1.0 1.2 1.4 1.6 1.8 2.0 dc bias(amps) inductance( h) 0 10 20 30 40 50 60 70 temp rise( ) inductance( h) temp rise ( ) pst031b-6r8ms 0.0 2.0 4.0 6.0 8.0 0.0 0.2 0.4 0.6 0.8 1.0 1.2 1.4 1.6 1.8 2.0 dc bias(amps) inductance( h) 0 20 40 60 80 100 temp rise( ) inductance( h) temp rise ( )
cyntec co., ltd. ????? ????? ????? ????? document : PST031B-000 revision : a7 page : 4 of 4 pst031b-8r2ms 0.0 2.0 4.0 6.0 8.0 10.0 0.0 0.2 0.4 0.6 0.8 1.0 1.2 1.4 dc bias(amps) inductance( h) 0 20 40 60 80 100 temp rise( ) inductance( h) temp.rise( ) pst031b-100ms 0.0 2.0 4.0 6.0 8.0 10.0 12.0 0.0 0.2 0.4 0.6 0.8 1.0 1.2 1.4 1.6 dc bias(amps) inductance( h) 0 20 40 60 80 100 temp rise( ) inductance( h) temp rise ( ) pst031b-150ms 0.0 3.0 6.0 9.0 12.0 15.0 18.0 0.0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1.0 1.1 1.2 1.3 1.4 dc bias(amps) inductance( h) 0 20 40 60 80 100 temp rise( ) inductance( h) temp rise ( ) pst031b-220ms 0.0 5.0 10.0 15.0 20.0 25.0 0.0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1.0 1.1 1.2 dc bias(amps) inductance( h) 0 20 40 60 80 100 temp rise( ) inductance( h) temp rise ( ) pst031b-330ms 0.0 7.0 14.0 21.0 28.0 35.0 42.0 0.00 0.10 0.20 0.30 0.40 0.50 0.60 dc bias(amps) inductance( h) 0 10 20 30 40 50 60 70 80 temp rise( ) inductance( h) temp.rise( ) pst031b-470ms 0.0 9.0 18.0 27.0 36.0 45.0 54.0 0.00 0.05 0.10 0.15 0.20 0.25 0.30 0.35 0.40 0.45 0.50 dc bias(amps) inductance( h) 0 10 20 30 40 50 60 70 temp rise( ) inductance( h) temp.rise( )
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