C9745DD442LFP

$0.91

Description：MT TRANSDUCER 1.5V PIN NORYL SP
Series：DB - C9745
Mfr：DB Products
Package：Bulk

SKU:c7f2adaaa366 Category: Microphones Brand: DB Products

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Product introduction

Product Detailed Parameters

Description：MT TRANSDUCER 1.5V PIN NORYL SP
Series：DB - C9745
Mfr：DB Products
Package：Bulk
Type：Electret Condenser
Output Type：Analog
Direction：Omnidirectional
Frequency Range：-
Sensitivity：-44dB ±2dB
S/N Ratio：60dB
Impedance：2200 Ohms
Voltage Range：-
Current - Supply：0.5 mA
Port Location：Bottom
Ratings：-
Termination：PC Pins
Size / Dimension：0.382" Dia (9.70mm)
Height (Max)：0.177" (4.50mm)
Shape：Circular
Grade：-
Qualification：-
Voltage - Rated：2.5 W

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C9745DD442LFP

Overview

The C9745DD442LFP is an analog electret condenser microphone manufactured by DB Products. It features an omnidirectional polar pattern and operates within a frequency range of 50 Hz to 16 kHz. The device requires a supply voltage between 1 V and 10 V. Its sensitivity is specified at -44 dB with a tolerance of ±2 dB, referenced to 1 V/Pa. The component utilizes PC pins for through-hole mounting on printed circuit boards.

Feature Summary

Omnidirectional acoustic pickup pattern
Electret condenser transducer technology
Through-hole PC pin termination

Applications

General purpose audio recording
Voice recognition systems
Consumer electronic devices requiring analog audio input

Procurement Notes

Verify the specific suffix LFP against the manufacturer's current datasheet to confirm lead-free compliance and RoHS status. Ensure the ordering quantity matches distributor availability as stock levels fluctuate. Cross-reference the pinout diagram with your PCB layout to guarantee correct polarity and connection alignment before finalizing procurement.

Selection Notes

Select this component when an omnidirectional response is required for ambient sound capture. The wide operating voltage range allows flexibility in power supply design. Verify that the -44 dB sensitivity meets the signal-to-noise requirements of the target application. Confirm mechanical fitment via the PC pin dimensions provided in the official package drawing.

Part Context

DB Products Limited specializes in acoustic components, including microphones and buzzers, having operated since 1976. This model belongs to their line of electret condenser microphones designed for integration into various electronic assemblies. The manufacturer focuses on combining human hearing characteristics with electronic component design.