SDEM25201B-3R3MS

CYNTEC CO., LTD. 乾坤科技股份有限公司 DOCUMENT : SDEM25201B-000 REVISION : A6 PAGE : 1 OF 4 Sealed Choke Coil SDEM25201B type
Features ： Low profile 2.5 mm x 2.0 mm x 1.2 mm High performance (Isat) realized by metal dust core. Low loss realized with low DCR High magnetic shield construction should actualize high resolution for EMC. 100% lead (Pb) free meet RoHS standard
Application DC/DC converter for CPU in Notebook PC Cellular phones, LCD displays, HDDs, DVCs, DSCs, PDAs etc.. VRM for server
Outline Dimensions W L Code Dimensions(mm) L 2.0 ± 0.2 W 2.5 ± 0.2 T 1.2 Max. T Note
：This graph is in regard to outline dimensions spec. For outer appearance, please refer to actual product. Recommend Land Pattern Dimensions The customer shall determine the land dimensions shown below after confirming and safety. B A C A 2.1 B 0.8 C 2.6 Unit : mm Sep., 2017 CYNTEC CO., LTD. 乾坤科技股份有限公司
DOCUMENT : SDEM25201B-000 REVISION : A6 PAGE : 2 OF 4 Specifications Part Number L0 Inductance ( µH ) @ (0A) Rdc ( mΩ) Heat Rating Current DC Amps. Idc ( A ) Saturation Current DC Amps. Isat ( A ) Typical Maximum Typical Maximum Typical Maximum SDEM25201B-R47MS 0.47 26.0 32.0 4.50 4.00 5.50 5.00 SDEM25201B-R68MS 0.68 32.0 39.0 3.75 3.45 4.25 3.85 SDEM25201B-1R0MS 1.0 43.0 52.5 3.70 3.35 4.20 3.80 SDEM25201B-1R5MS 1.5 60.0 72.0 2.80 2.55 3.50 2.90 SDEM25201B-2R2MS 2.2 98.0 117.0 2.05 1.85 2.71 2.30 SDEM25201B-3R3MS 3.3 156.0 188.0 1.65 1.45 2.20 2.00 SDEM25201B-4R7MS 4.7 200.0 240.0 1.60 1.45 1.90 1.65 SDEM25201B-100MS 10.0 390.0 450.0 1.00 0.90 1.30 1.00 SDEM25201B-150MS 15.0 640.0 768.0 0.70 0.63 0.90 0.80 SDEM25201B-220MS 22.0 1000.0 1200.0 0.58 0.52 0.76 0.68 ： **：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 L0 to drop approximately 30% Note 5.： Operating Temperature Range -55℃ to + 125℃ Note 6.： The part temperature (ambient + temp rise) should not exceed 125℃ under the worst case operating * If you require another part number please contact with us. conditions. Circuit design, component placement, PCB 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 saturation current or the heating current depending on which value is lower. Sep., 2017 CYNTEC CO., LTD. 乾坤科技股份有限公司
: A6 PAGE : 3 OF 4 INDUCTANCE(µH) 40 20 0.10 1.0 2.0 3.0 4.0 5.0 DC BIAS(Amps) 6.0 7.0 0.4 INDUCTANCE(µH) 0.3 TEMP. RISE( ) 75 1.50 0.80 60 0.60 INDUCTANCE(µH) 45 0.40 TEMP. RISE( 30 0.20 TEMP. RISE( ) ℃) ℃ 15 0.00 INDUCTANCE(µH) 1.00 3.5 4.0 2.25 1.80 TEMP. RISE( ℃) 0.45 15 0.00 ℃ 20 ℃) 0.0 0.9 1.2 1.5 DC BIAS(Amps) 1.8 2.1 2.4 1.0 1.5 2.0 2.5 DC BIAS(Amps) 3.0 3.5 4.0 90 75 2.80 60 INDUCTANCE(µH) 2.10 TEMP. RISE( ℃) 45 1.40 30 0.70 15 ℃ 0 10.0 30 INDUCTANCE(µH) 0.5 SDEM25201B-3R3MS 12.0 3.0 0.6 0 60 40 2.0 40 20 70 50 4.0 ℃ 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(µH) 5.0 ℃) 0.00 TEMP. RISE( ) SDEM25201B-4R7MS 0.3 TEMP. RISE( 0.0 0 0.0 0.60 0.00 0.0 0.3 0.6 0.9 1.2 1.5 1.8 2.1 2.4 2.7 3.0 3.3 3.6 DC BIAS(Amps) TEMP. RISE ( INDCTANCE(µH) 3.50 30 1.0 80 0.90 75 45 100 60 4.20 0.90 6.0 SDEM25201B-1R5MS 1.20 90 60 INDUCTANCE(µH) 1.35 0 4.5 SDEM25201B-2R2MS 2.70 15 ) 2.0 2.5 3.0 DC BIAS(Amps) INDUCTANCE(µH) 1.5 30 0.30 0 1.0 ℃ 0.0 0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0 4.5 5.0 5.5 6.0 DC BIAS(Amps) 1.80 0.5 45 0.1 90 0.0 ℃ ) 60 8.0 SDEM25201B-1R0MS 1.20 0.6 0.0 0 0.0 75 TEMP. RISE( ) 0.20 ℃) 0.7 TEMP. RISE( TEMP. RISE( 90 SDEM25201B-100MS 80 70 60 8.0 50 INDUCTANCE(µH) 6.0 TEMP. RISE( ℃) 40 30 4.0 20 10 2.0 0 0.0 10 0 0.0 0.2 0.4 0.6 0.8 1.0 1.2 DC BIAS(Amps) 1.4 1.6 ℃ TEMP. RISE( ) 0.30 INDUCTANCE(µH) 60 ℃ TEMP. RISE( ) 0.40 SDEM25201B-R68MS 0.8 TEMP. RISE( ) INDUCTANCE(µH) 80 0.00 INDUCTANCE(µH) REVISION TEMP. RISE( 100 SDEM25201B-R47MS 0.50 INDUCTANCE(µH) : SDEM25201B-000 Current Characteristic 0.60 INDUCTANCE(µH) DOCUMENT 1.8 Sep., 2017 CYNTEC CO., LTD. 乾坤科技股份有限公司 27.0 70 22.5 60 12.0 50 INDUCTANCE(µH) 9.0 TEMP. RISE( ℃) 40 30 6.0 20 3.0 ℃ : SDEM25201B-000 REVISION : A6 PAGE : 4 OF 4 SDEM25201B-220MS 100 80 18.0 60 INDUCTANCE(µH) 13.5 TEMP. RISE( ℃) 40 9.0 20 4.5 10 0.0 0 0.0 0.2 0.4 0.6 0.8 1.0 DC BIAS(Amps) 1.2 1.4 0.0 0 0.0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1.0 ℃ TEMP. RISE( ) 15.0 80 INDUCTANCE(µH) SDEM25201B-150MS TEMP. RISE( ) INDUCTANCE(µH) 18.0 DOCUMENT 1.1 DC BIAS(Amps) Sep., 2017