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SPM0404HD5H-PB from KNOWLES

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SPM0404HD5H-PB

Manufacturer: KNOWLES

Mini SiSonic Microphone Specification - Halogen Free

Partnumber Manufacturer Quantity Availability
SPM0404HD5H-PB,SPM0404HD5HPB KNOWLES 2578 In Stock

Description and Introduction

Mini SiSonic Microphone Specification - Halogen Free The SPM0404HD5H-PB is a MEMS microphone manufactured by Knowles. Below are the factual specifications, descriptions, and features from Ic-phoenix technical data files:  

### **Specifications:**  
- **Type:** MEMS (Micro-Electro-Mechanical Systems) Microphone  
- **Directionality:** Omnidirectional  
- **Sensitivity:** -38 dBV/Pa (typical)  
- **Signal-to-Noise Ratio (SNR):** 62 dB (A-weighted)  
- **Frequency Response:** 100 Hz – 20 kHz  
- **Acoustic Overload Point (AOP):** 120 dB SPL  
- **Power Supply Voltage:** 1.5V – 3.6V  
- **Current Consumption:** 150 µA (typical)  
- **Operating Temperature Range:** -40°C to +85°C  
- **Package Type:** Surface-mount (SMD)  
- **Dimensions:** 4.72 mm x 3.76 mm x 1.25 mm  

### **Descriptions:**  
- The SPM0404HD5H-PB is a high-performance, low-power MEMS microphone designed for applications requiring high SNR and wide dynamic range.  
- It features a bottom-port configuration, making it suitable for integration into compact devices.  
- The microphone includes an internal preamplifier and analog output for easy interfacing with audio processing circuits.  

### **Features:**  
- **High SNR (62 dB):** Ensures clear audio capture with minimal noise.  
- **Low Power Consumption (150 µA):** Ideal for battery-powered devices.  
- **Wide Dynamic Range:** Supports high SPL handling (up to 120 dB).  
- **Small Form Factor:** Compact SMD package for space-constrained designs.  
- **Robust Performance:** Operates reliably across a wide temperature range (-40°C to +85°C).  

This information is based on the manufacturer's datasheet and technical documentation.

Application Scenarios & Design Considerations

Mini SiSonic Microphone Specification - Halogen Free

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