148F

Description：XFMR 1.5K / 500 125/125 TH
Series：148
Mfr：Hammond Manufacturing
Package：Bulk

SKU:45f6faad1b2b Category: Audio Transformers Brand: Hammond Manufacturing

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Product introduction

Product Detailed Parameters

Description：XFMR 1.5K / 500 125/125 TH
Series：148
Mfr：Hammond Manufacturing
Package：Bulk
Mounting Type：Through Hole
Size / Dimension：0.820" L x 0.680" W (20.83mm x 17.27mm)
Height - Seated (Max)：0.690" (17.53mm)
Termination Style：PC Pin
Turns Ratio - Primary:Secondary：-
Impedance - Primary (Ohms)：1.5k
Impedance - Secondary (Ohms)：500, 125/125
DC Resistance (DCR) - Primary：220Ohm
DC Resistance (DCR) - Secondary：58Ohm
Transformer Type：Economical Open Type
Frequency Range：200Hz ~ 15kHz
Frequency Response：±1dB
Voltage - Isolation：-
Insertion Loss：0.5dB
Return Loss：-
Power Level：75mW
Operating Temperature：-
Approval Agency：-

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148F

Overview

The Hammond Manufacturing 148F is an audio transformer designed for PC board mounting. It features a driver configuration with a 1.5 kOhm primary impedance and secondary options of 125 Ohms or 500 Ohms. This component facilitates signal transformation in audio applications, providing electrical isolation and impedance matching between circuit stages.

Feature Summary

PC board mounting design
Audio signal transformation
Driver configuration

Applications

Audio equipment circuits
Signal processing systems
Impedance matching applications

Procurement Notes

Verify the specific secondary impedance requirement (125 Ohms or 500 Ohms) against the schematic before ordering. Confirm that the PC board mounting style aligns with the assembly process. Check for any RoHS compliance documentation if required by project specifications.

Selection Notes

Select this model when a driver audio transformer with a 1.5 kOhm primary is needed. Ensure the PCB layout supports the mounting requirements. Compare against other 148 series variants if different impedance ratios are required.