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reference designMP7770 | Demoboard EVKT7770-5.1CH-00A

Monolithic Power Systems MP7770 | Demoboard EVKT7770-5.1CH-00A

19V to 30V, total 310W 5.1CH channel amplifier system Evaluation Board

Overview

TopologyOther Topology
Input voltage19-30 V
Switching frequency1000 kHz
Output 15.5 A
IC revision1.1

Description

The EVKT7770-5.1CH-00A is an evaluation board for the MP7770, a 5.1 channel amplifiers demo board.There are 6 channels (4pcs MP7770) for the subwoofer speaker, the center speaker, the left Surround and right Surround speakers, the left front and right front speakers. The subwoofer channel and center channel are with BTL output configuration, and other four channels are with SE output configuration.For more MP7770 operation information, please refer to the MP7770 datasheet

Features

  • Wide 19V to 30V Input Voltage Range
  • Output Power at 10%THD:
  • 134W at 19.5V (Four SE: 2 x 16W into 3Ω Load, Stereo BTL: 2 x 35W into 6Ω Load)
  • 202W at 24V (Four SE: 2 x 24.5W into 3Ω Load, Stereo BTL: 2 x 52W into 6Ω Load)
  • 310W at 30V (Four SE: 2 x 39W into 3Ω Load, Stereo BTL: 2 x 82W into 6Ω Load)
  • Low noise, >100dB DNR
  • Integrated Pop Elimination Circuit
  • Thermal and Short-Circuit Protection

Typical applications

  • DVD Receiver
  • Home Theater Systems/ Mini Combo System/ Audio Docking or High-Power Sound Box

More information

Products

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Data­sheet
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Product series
L(µH)
IR(A)
ISAT(A)
Mount
Z @ 100 MHz(Ω)
Zmax(Ω)
Test Condition Zmax
IR 2(mA)
RDC max.(mΩ)
Type
SamplesAvailability & Sample
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744750420100
SPECWE-FAMI THT Power Inductor, 10 µH, 6.2 A
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Status Activei| Production is active. Expected lifetime: >10 years.
Product seriesWE-FAMI THT Power Inductor
Inductance10 µH
Rated Current6.2 A
Saturation Current9.6 A
MountTHT 
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DC Resistance15.5 mΩ
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742792117
SPECWE-CBF SMT EMI Suppression Ferrite Bead, –, 4 A
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Status Activei| Production is active. Expected lifetime: >10 years.
Product seriesWE-CBF SMT EMI Suppression Ferrite Bead
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Rated Current4 A
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Impedance @ 100 MHz48 Ω
Maximum Impedance90 Ω
Maximum Impedance600 MHz 
Rated Current 26000 mA
DC Resistance5 mΩ
TypeHigh Current 
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