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MAXIM INTEGRATED / ANALOG DEVICES MAX9813LEKAT Microphone Amplifier

The MAX9813LEKA+T is a low-cost, dual-input, fixed-gain microphone amplifier integrated in an 8-pin SOT-23 package. It features low noise, integrated microphone bias, and compact design, making it ideal for portable audio devices such as notebook computers, cell phones, and PDAs. The amplifier offers a bandwidth of 500 kHz, rail-to-rail outputs, a high power supply rejection ratio of 100 dB, and very low total harmonic distortion plus noise (THD+N) of 0.015%. It consumes only 230 µA of supply current and includes a shutdown mode that reduces current to 100 nA. The device provides two inputs to mix two microphones into a single output. Operating voltage ranges from 2.7V to 3.6V, with a temperature range of -40°C to 85°C. It has a fixed gain of 20 dB (10 V/V), an output bias voltage of 1.5V, and an output slew rate of 1 V/µs. Suitable applications include audio recording, portable devices, digital cameras, smartphones, video recorders, and car kits.

Authorized Distributors
Source:Newark
Part No:MAX9813LEKA+T
Stock:6
Inv Date:06-05-2026
Price: Unit price: $0.235
Buy/RFQ:
Source:DigiKey
Part No:MAX9813LEKA+T
Stock:2735
Inv Date:06-05-2026
Price: Unit price: $2.02
Buy/RFQ:
Part No:MAX9813LEKA+T
Stock:2881
Inv Date:06-06-2026
Price: Unit price: $2.02
Buy/RFQ:

MAXIM INTEGRATED / ANALOG DEVICES MAX9813LEKAT Microphone Amplifier Specifications:

  • Package: 8-pin SOT-23 (3mm x 3mm)
  • Supply Voltage Range: 2.7V to 3.6V
  • Operating Temperature: -40°C to 85°C
  • Bandwidth: 500 kHz
  • Total Harmonic Distortion + Noise: 0.015%
  • Power Supply Rejection Ratio: 100 dB
  • Supply Current: 230 µA
  • Shutdown Mode Current: 100 nA
  • Gain: 20 dB (10 V/V)
  • Output Bias Voltage: 1.5V
  • Output Slew Rate: 1 V/µs
  • Input Resistance: 85 kΩ
  • Total Noise: 29 µV RMS (22Hz - 22kHz)
  • Output Impedance: 0.5 Ω
  • Max Output Voltage Swing: 2 V to Vcc - 0.1 V

Buy the Buy Maxim Microphone Amplifier Part Number MAX9813LEKA+T Online

Get your Maxim Series MAX9813LEKA+T dual-input microphone amplifier online today. It features a compact 8-pin SOT-23 package, low noise, and integrated bias for portable audio applications. With a bandwidth of 500 kHz, 20 dB gain, and 100 dB PSRR, this device ensures high-quality sound amplification for notebooks, smartphones, and cameras. Low current consumption of only 230 µA makes it perfect for battery-powered devices. Its extended temperature range from -40°C to 85°C guarantees reliable performance across varied environments. Purchase now to improve your audio systems with precision and efficiency.

Order your Maxim Series MAX9813LEKA+T microphone amplifier today and enhance your portable audio projects with reliable, low-noise amplification.

Frequently Asked Questions

Where can I buy MAXIM INTEGRATED / ANALOG DEVICES MAX9813LEKAT?

You can click on the BUY or RFQ button to purchase MAX9813LEKAT from an authorized MAXIM INTEGRATED / ANALOG DEVICES distributor.

How do I troubleshoot issues or seek technical support for part MAX9813LEKAT?

You can download the MAX9813LEKAT datasheet or visit the MAXIM INTEGRATED / ANALOG DEVICES website for support.

Who is the manufacturer of MAX9813LEKAT?

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