MAX9737ETG+T by Analog Devices

Mono 7W Class D Amplifier


The MAX9737 mono 7W Class D amplifier provides a high-performance, thermally efficient amplifier solution that offers up to 88% efficiency at a 12V supply. The device operates from 8V to 28V and provides a high 80dB PSRR, eliminating the need for a regulated power supply. Filterless modulation allows the MAX9737 to pass CE EMI limits with 1m cables using only a low-cost ferrite bead and small-value capacitor on each output. Comprehensive click-and-pop suppression circuitry reduces noise on power-up/down or into and out of shutdown or mute. An input op amp allows the user to create a lowpass or highpass filter, and select an optimal gain. The internal precharge circuit ensures clickless/popless turn-on within 10ms. The MAX9737 is available in the 24-pin, TQFN-EP package and is specified over the -40°C to +85°C temperature range.

Where to Buy

Prices starting from US$1.77

Distributor Stock
Logo for Farnell
Farnell
from US$1.77
182
in stock
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Logo for Analog Devices
Analog Devices
from US$1.92
876
in stock
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Newark Electronics
from US$2.00
182
in stock
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Logo for element14
element14
from US$1.89
182
in stock
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Logo for Kruse
Kruse
-
5,000
in stock
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Features

8V to 28V Supply Voltage Range
Spread-Spectrum Modulation Enables Low-EMI Solution
Passes EMI Limit with Up to 1m of Speaker Cable
High 80dB PSRR
Up to 88% Efficiency Eliminates Heatsink
Thermal and Output Current Protection
< 1µA Shutdown Mode
Click-and-Pop Suppression
< 10ms Turn-On Time
Space-Saving, 4mm x 4mm x 0.8mm, 24-Pin TQFN Package

Specifications

# Channels 1
Class D
Spkr. Amp. VCC (V) (min) 8
Spkr. Amp. VCC (V) (max) 28
Spkr. Amp. ICC (mA) (typ) 15
POUT into 4Ω @ 1% THD+N (W) (min) 12
POUT into 4Ω @ 10% THD+N (W) (min) 14
POUT into 8Ω @ 1% THD+N (W) (min) 6
POUT into 8Ω @ 10% THD+N (W) (min) 7.5
Spkr. Amp. Half Pwr. THD+N (%) 0.06
SNR (dB) (A- Weighted) 97
PSRR (dB) (min) 80
Package/Pins TQFN/24
BudgetaryPrice (See Notes) 1.42


MAX9737ETG+T Amplifiers & Comparators by Analog Devices

AUDIO AMP CLASS D 7.4MW TQFN-24

Status: Unknown
Series: -
RoHS: Unknown
Download Datasheet Visit Manufacturer Site View Pricing & Stock

Specifications

Amplifier Class D
No. of Channels 1 Channel, 1Channels
Output Power 7.4mW
Supply Voltage Range 8V to 28V
Amplifier Case Style TQFN
No. of Pins 24Pins
Load Impedance 8ohm
Operating Temperature Min -40°C
Operating Temperature Max 85°C
Product Range -
Automotive Qualification Standard -
RoHS Phthalates Compliant To Be Advised
MSL MSL 1 - Unlimited
SVHC No SVHC (15-Jan-2018)

Alternative Descriptions

Mono 7W Class D Amplifier | Analog Devices
Audio Amp, Class D, 7.4Mw, Tqfn-24 | Newark Electronics
AUDIO AMP, CLASS D, 7.4MW, TQFN-24 | element14
Amplifier IC 1-Channel (Mono) Class D 24-TQFN (4x4 | Kruse

Frequently Asked Questions

Where can I find additional details, specifications and documents for a MAX9737ETG+T ?

Additional datasheets, footprints and schematics for MAX9737ETG+T are listed on our Part Details page. You can also find images and similar parts to MAX9737ETG+T on this page.

What pricing and inventory information can I view?

Distributor pricing and stock information is available for MAX9737ETG+T on our Product Comparison page. Access via the 'View Pricing & Stock' button to view MAX9737ETG+T price breaks, MOQs, lead times, inventory and SKUs from distributors.

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Is the MAX9737ETG+T RoHS compliant?

This part has not been flagged as RoHS Compliant.

Which authorised distributors for MAX9737ETG+T have stock available?

Authorised distributors including Analog Devices, Newark Electronics, element14, Farnell and Kruse have stock available or on a lead time for MAX9737ETG+T .

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