Tel: 310-325-1043
Fax: 310-325-1044
www.mpsind.com
sales@mpsind.com
R33M SERIES
• Ideal for wideband and RF instrumentation applications
• Can be used for Impedance Matching, Signal Isolation and
Balance to Unbalanced conversion
• Smallest wideband transformer: 4mm square, 3.5mm high
• 300 V interwinding isolation, 1/4 Watt RF input power
• 250 mA max current rating
• RF Power: 0.25 Watt Max
• DC Current: 30mA Max
• Operating Temperature: -40°C to +85°C
ELECTRICAL PARAMETERS @ 25°C
Part Number
R33M-
Impedance
Ratio
(Sec/Pri ±10%)
Bandwidth
3dB Typ
MHz
Insertion
Loss
(dB Typ)
Primary OCL
(µH Min)
4-6
2-1 2 0.5-400 0.50 30.0
3-1 3 0.8-500 0.60 20.0
4-1 4 3-800 0.70 5.0
4-6 4 1.5-600 0.60 15.0
4-12 4 20-1200 0.80 2.0
8-1 8 2-400 0.80 12.0
9-1 9 2-400 0.80 12.0
16-1 16 2-280 0.90 12.0
NOTES:
• Inductance measured at 10KHz, 0.1VRMS at Primary side ( 6-4 )
• Insertion Loss is referenced to mid-band loss.
Productperformanceislimitedtospeciedparameters.Dataissubjecttochangewithoutpriornotice.
MINI RF TRANSFORMERS
SCHEMATIC
DIMENSIONS (mm)
Dimensions
Unlessotherwisespecied,alltolerancesare:
inch: .XX : ±0.015 .XXX : ±0.004
mm: X,X : ±0,38 X,XX : ±0,10
