70W 2-chnnel Class D Audio Power Amplifier - Sanyo
Description
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DataSheet.
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TENTATIVE
SPECIFICATION
Product Name
STK428-610-E
: 70W 2-chnnel Class D Audio Power Amplifier : Audio Equipments
SPECIFICATIONS No.
Date: 2005.
02.
09 LAST SPECIFICATIONS No.
Date
Case Outline : 28pins -See attached outline drawing Functions Application
Features : ● Hybrid IC adopting Sanyo original technology IMST® -Insulated Metal Substrate Technology ● Pin-compatible series Absolute Maximum Ratings at Ta=25°C (*1) Parameter Symbol Conditions Include spike voltage Maximum Power Supply VD/VS max Voltage Driver Maximum Power VDR max Supply Voltage Analog Maximum Power VDD/VSS Supply Voltage max Signal Input Voltage IN1-,IN2+ Thermal resistance ƒÆ j-c Per power transistor Junction temperature Tj max Both the Tj max and Tc max IC substrate operationg conditions must be met.
Tc max temperature Storage temperature Tstg Recommended Operating Conditions at Ta=25°C (*1) Parameter Symbol Conditions Power Supply Voltage 1 VD/VS 1 RL=8Ω Power Supply Voltage 2 VD/VS 2 RL=4Ω Driver Supply Voltage VDR Analog Supply Voltage VDD/VSS Normal Operating Electrical Characteristics at Ta=25°C, VDD/VSS=+5/-5V, VDR=VS+10V, RL=8Ω (noninductive load), Rg=600Ω, VG=24dB Conditions Ratings Parameter Symbol VD/VS Unit f Po THD Min.
Typ.
Max.
[V] *2 [Hz] [W] [%] 20 to +41/-41 W Po 1 0.
8 RL=8Ω 70 *3,4 20k Output power +31/-31 Po 2 100 W 1k 10 RL=4Ω Power Stage Efficiency ƒÅ
+41/-41 +41/-41 +41/-41 +41/-41 +41/-41 +41/-41
Ratings
Unit V
+/-50
VS+15 +/-7.
5 +/-6 12.
0 150 105 -30 to +125 Ratings +/-37 to +/-45 +/-28 to +/-34 VS+9 to VS+11 +/-4.
5 to +/-5.
5
V V °C/W °C °C °C Unit V V V
1k 1k
70 1 1
2ch drive
87 20 to 20k 4.
7 1.
0 -100 0 50 +100
% Hz kΩ mVrms mA mV
Frequency characteristics fL, fH Input impedance ri Output noise voltage Quiescent current Neutral voltage
*3
+0/-3dB Rg=0Ω
A-weighted
VNO IVDO VN
No load
Specifications and information herein are subje ct to change outwith notice [Note] *1 The maximum rating cannot be exceeded at the moment, either.
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