Details, datasheet, quote on part number: STK4028II
CategoryAnalog & Mixed-Signal Processing
Descriptionaf Power Amplifier (split Power Supply)
CompanySanyo Semiconductor Corporation
DatasheetDownload STK4028II datasheet
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Features, Applications

AF Power Amplifier (Split Power Supply) (30 W min, THD = 0.4

Compact packaging supports slimmer set designs Series designed for 200 W and pincompatibility Simpler heat sink design facilitates thermal design of slim stereo sets

The pulse noises associated with turning the power on and off have been reduced by the adoption of fixed current circuits Supports addition of electronic circuits for thermal shutdown and load-short protection circuit as well as pop noise muting which occurs when the power supply switch is turned on and off


Parameter Maximum supply voltage Thermal resistance Junction temperature Operating substrate temperature Storage temperature Available time for load shorted Symbol VCC max j-c Tj Tc Tstg tS*1 VCC RL 50 Hz, 30 W Conditions Ratings +125 2 Unit V C/W C s

Parameter Recommended supply voltage Load resistance Symbol VCC RL Conditions Ratings 27.5 8 Unit V

Parameter Quiescent current Output power Total harmonic distortion Frequency response Input resistance Output noise voltage Neutral voltage Symbol ICCO PO (2) THD fL, fH ri VNO *2 VN VCC 33 V THD to 20 kHz VCC 25 V, THD 1.0%, RL kHz = 1kHz VCC 10 k VCC 70 0 Conditions Ratings min 1.2 +70 typ 20 max 50 Unit Hz k mVrms mV

Note: Use rated power supply for test unless otherwise specified. *1. Use the transformer power supply shown on the next page when measuring the available time for load shorted and the output noise voltage. *2. Output noise voltage represents the peak value on the rms scale (VTVM). The noise voltage waveform does not include the pulse noise.

Any and all SANYO products described or contained herein do not have specifications that can handle applications that require extremely high levels of reliability, such as life-support systems, aircraft's control systems, or other applications whose failure can be reasonably expected to result in serious physical and/or material damage. Consult with your SANYO representative nearest you before using any SANYO products described or contained herein in such applications. SANYO assumes no responsibility for equipment failures that result from using products at values that exceed, even momentarily, rated values (such as maximum ratings, operating condition ranges, or other parameters) listed in products specifications of any and all SANYO products described or contained herein.

SANYO Electric Co.,Ltd. Semiconductor Bussiness Headquarters
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