RF XFMR / SURF MOUNT /T&R/RoHS
Surface Mount
RF Transformer
www.DataSheet4U.com
ADT1-1WT+ ADT1-1WT
75Ω
0.4 to 800 MHz
Features
-20°C to 85°C -55°C ...
Description
Surface Mount
RF Transformer
www.DataSheet4U.com
ADT1-1WT+ ADT1-1WT
75Ω
0.4 to 800 MHz
Features
-20°C to 85°C -55°C to 100°C 0.5W 30mA
Maximum Ratings
Operating Temperature Storage Temperature RF Power DC Current
excellent amplitude unbalance, 0.1 dB typ. and phase unbalance, 1 deg. typ. in 1dB bandwidth aqueous washable protected under US patent 6,133,525
CASE STYLE: CD542 PRICE: $2.95 ea. QTY (10-49)
+ RoHS compliant in accordance with EU Directive (2002/95/EC)
The +Suffix identifies RoHS Compliance. See our web site for RoHS Compliance methodologies and qualifications.
Permanent damage may occur if any of these limits are exceeded.
Pin Connections
PRIMARY DOT PRIMARY SECONDARY DOT SECONDARY SECONARY CT NOT USED 3 1 6 4 2 5
Applications
impedance matching balanced amplifier
Transformer Electrical Specifications
Ω RATIO FREQUENCY (MHz) INSERTION LOSS* PHASE UNBALANCE (Deg.) Typ.
1 dB bandwidth 1 2 dB bandwidth 4
Outline Drawing
1 0.4-800
AMPLITUDE UNBALANCE (dB) Typ.
1 dB bandwidth 0.1 2 dB bandwidth 0.5
3 dB MHz 0.4-800
2 dB MHz 0.5-700
1 dB MHz 1-400
* Insertion Loss is referenced to mid-band loss, 0.3 dB typ.
PCB Land Pattern
Typical Performance Data
FREQUENCY (MHz) INSERTION LOSS (dB) INPUT R. LOSS (dB) AMPLITUDE UNBALANCE (dB) PHASE UNBALANCE (Deg.)
Suggested Layout, Tolerance to be within ± � .002
0.30 0.68 12.11 0.15 0.25 1.00 0.57 14.38 0.07 0.36 5.00 0.42 15.29 0.03 0.41 10.00 0.38 15.54 ...
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