140NEX Datasheet, PDF (1/2 Pages) List of Unclassifed Manufacturers – IMPEDANCE MATCHING TRANSFORMER

Hammond Mfg. Co. Ltd., Electronics Division
www.hammondmfg.com
140NEX
CHASSIS MOUNT – SHIELDED
IMPEDANCE MATCHING TRANSFORMER
This transformer operates in the 20 Hz to 20 KHz range.
The metal can provides excellent shielding from a broad
range of external sources. The nickel core provides high
permeability combined with low losses.
Typical applications Input/output Isolation, Line Matching,
Driver, Hybrid applications.
ELECTRICAL SPECIFICATIONS
Characteristic
Input Impedance
Output Impedance
Output Power
DCR
Primary
Secondary
Inductance
Primary
Secondary
Impedance
Primary
Secondary
Typical
4Ω
60,000 Ω
10.0 dbm
5.30 Ω
116.5 Ω
@ 1.0 kHz, 1.0 V OC
326 mH
9.30 H
@ 1.0 kHz, 1.0 V OC
2.83 kΩ
79.0 kΩ
Frequency Response ±1db from 20 Hz to 20KHz
Turns ratio
1:5.47
Insertion Loss
Return Loss
Longitudinal balance
< 0.9 db
28.0 db
-70 db
Dielectric Strength
500 Vrms
140NEX
5mW 20Hz - 20kHz
GRN - BLU: 50Ω
RED - YEL: 1500 Ω
MADE IN CANADA
PRIMARY
50 Ω
BLU - D
SECONDARY
1500 Ω
F - YEL
GRN - C
A - RED