Electrical Equipment & Supplies Industrial Controls Transformers

RF Transformer ADT1-1WT+ 0.4-800MHz 1:1 Ratio SMD for Impedance Matching

Name: RF Transformer ADT1-1WT+ 0.4-800MHz 1:1 Ratio SMD for Impedance Matching
Brand: ChongMing Group (HK) Int'l Co., Ltd

Mini-Circuits ADT1-1WT+ RF transformer offers excellent amplitude and phase unbalance from 0.4 to 800 MHz. Supports 0.5W RF power and 30mA DC current. Aqueous washable, US patent protected. Ideal for impedance matching and balanced amplifiers.

Operating Temperature -20°C to 85°C

Place of Origin original factory

Description RF Balun 400kHz ~ 800MHz 75 / 75Ohm 6-SMD, Flat Leads

Packaging Details Please contact me for details

Model Number ADT1-1WT+

Supply Ability 2800pcs

rf power amplifier circuit rf transceiver chip rf transceiver ic

Product Description

RF Transformer ADT1-1WT+

Maximum Ratings
Operating Temperature -20°C to 85°C
Storage Temperature -55°C to 100°C
RF Power 0.5W
DC Current 30mA

Pin Connections
PRIMARY DOT 3
PRIMARY 1
SECONDARY DOT 6
SECONDARY 4
SECONARY CT 2
NOT USED 5

Outline Drawing

Features
• 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

Applications
• impedance matching
• balanced amplifier

Transformer Electrical Specifications

Ω RATIO	FREQUENCY (MHz)	INSERTION LOSS* 3dB 2dB 1dB MHz MHz MHz	PHASE UNBALANCE (Deg.) Typ. 1 dB 2 dB bandwidth bandwidth	AMPLITUDE UNBALANCE (dB) Typ. 1 dB 2 dB bandwidth bandwidth
1	0.4-800	0.4-800 0.5-700 1-400	1 4	0.1 0.5

* Insertion Loss is referenced to mid-band loss, 0.3 dB typ.

Typical Performance Data

FREQUENCY INERTION INPUT AMPLITUDE PHASE
(MHz) LOSS R. LOSS UNBALANCE UNBALANCE
(dB) (dB) (dB) (Deg.)

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 0.00 0.40
25.00 0.38 15.73 0.02 0.37
50.00 0.38 15.91 0.03 0.49
   200.00 0.48 17.38 0.03 1.48
400.00 0.64 19.64 0.26 2.02
   600.00 1.18 15.20 0.79 1.45
   800.00 2.44 9.75 1.72 0.40

ADT1-1WT INSERTION LOSS