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| January 30, 2007 WIDEBAND RF TRANSFORMERS PT108 Series RF Transformers * * * * * * * Features Designed for use in Wideband R.F. Applications Frequency Range 0.5 to 1500MHz bandwidth Excellent Insertion Loss Operating temperature range -40C to +85C Miniature Surface Mount Package Various and Customs Impedance ratios available Tinned Leads with Leaded Solder is Available (note 6) ELECTRICAL SPECIFICATIONS AT 25C Part Number PT108-0 PT108-2 PT108-3 Ratio Impedance Pri : Sec (2%) 1:1 1:1 1:4CT Turns Ratio Pri : Sec (2%) 1:1 1:1 1:2CT Bandwidth (MHz TYP) 3dB 2dB 1dB >1800 Up to 1500 0.1 - 800 1.5 - 500 2.5 - 300 5.0 - 250 0.6 - 300 1.0 - 280 2.0 - 250 Insertion Loss (dB Typ) 0.1 0.90 0.70 Schematic C* A B *4 and 6 are Primary Pins. OUTLINE DIMENSIONS 0.100 [2.54] 5 x 0.030 [0.76] 0.050 [1.27] 1 0.060 [1.52] 0.190 [4.83] 0.050 [1.27] 5 x 0.030 [0.76] 0.100 [2.54] Schematics A 6 SEC 3 4 0.150 0.014 [3.81 0.36] 0.150 0.014 [3.81 0.36] PRI SUGGESTED PAD LAYOUT 0.110 0.015 [ 2.79 0.38 ] 1 B 6 SEC 2 3 4 PRI 6 5 x 0.040 [1.02] 4 6 C 1 PRI 4 1 2 3 SEC 3 DATATRONIC: 28151 Highway 74, Romoland, CA 92585 Tel: 951-928-7700, Toll Free Tel: 888-889-5391, Fax: 951-928-7701 E-Mail: ddisales@datatronics.com 499 King's Road, Hong Kong Tel: (852) 2562 3858, (852) 2564 84 77 Fax: (852) 2565 7214, (852) 2563 1290 All specifications are subject to change without notice. January 30, 2007 TYPICAL FREQUENCY RESPONSE PT108-0 - Typical Insertion Loss @ 25C PT108-2 - Typical Insertion Loss @ 25C PT108-3 - Typical Insertion Loss @ 25C Notes: 1. 2. 3. 4. 5. 6. 7. Dimensions are shown in inches/millimeters Unless otherwise specified, tolerance: 0.010 / 0,25 Bandwidth specifications are typical in a 50 system Bandwidth is referenced to mid-band loss Impedance and turns ratio are specified primary : secondary Tape and reel quantity, 2600 pcs/reel For non-RoHS parts replace PT prefix with 42- (e.g. PT108-0 becomes 42-108-0) Terminal finish is compliant to RoHS requirements. Solder in accordance with J-STD-020C. DATATRONIC: 28151 Highway 74, Romoland, CA 92585 Tel: 951-928-7700, Toll Free Tel: 888-889-5391, Fax: 951-928-7701 E-Mail: ddisales@datatronics.com 499 King's Road, Hong Kong Tel: (852) 2562 3858, (852) 2564 84 77 Fax: (852) 2565 7214, (852) 2563 1290 All specifications are subject to change without notice. |
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