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TDA7268 数据表(PDF) 2 Page - STMicroelectronics |
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TDA7268 数据表(HTML) 2 Page - STMicroelectronics |
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2 / 6 page ![]() ABSOLUTE MAXIMUM RATINGS Symbol Parameter Value Unit VS Operating Supply Voltage 18 V IO Output Peak Current 1.5 A Top Operating Temperature Range 0 to 70 °C Tj Junction Temperature 150 °C Tstg Storage Temperature Range -40 to 125 °C THERMAL DATA Symbol Parameter Value Unit Rth j-amb Thermal Resistance Junction to ambient (on PCB) Max. 70 °C/W Rth j-case Thermal Resistance Junction to case Max. 15 °C/W VS1 OUT1 SVR IN1 IN2 OUT2 S-GND 1 3 2 4 5 6 7 16 15 14 13 12 10 11 D94AU164A VS2 8 PGND 9 PGND PGND PGND PGND PGND PGND PGND PIN CONNECTION 02468 10 12 ON BOARD HEAT-SINK AREA (sq.cm) 34 36 38 40 42 44 46 48 50 52 54 D98AU830 Rth with "on Board" Square Heat Sink vs. Copper Area Example of heatsink using PC board copper TDA7268 2/5 |
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