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A8590 Datasheet(PDF) 3 Page - Allegro MicroSystems |
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A8590 Datasheet(HTML) 3 Page - Allegro MicroSystems |
3 / 38 page Wide Input Voltage, 2.4 MHz, 3.0 AAsynchronous Buck Regulator With Low-IQ Standby, Sleep Mode, External Synchronization, and NPOR Output A8590 3 Allegro MicroSystems, LLC 115 Northeast Cutoff Worcester, Massachusetts 01615-0036 U.S.A. 1.508.853.5000; www.allegromicro.com Absolute Maximum Ratings* Characteristic Symbol Notes Rating Unit VIN, SLEEP, SS Pin Voltage –0.3 to 40 V SW Pin Voltage VSW Continuous (minimum limit is a function of temperature) –0.3 to VIN + 0.3 V t < 50 ns –1.0 to VIN + 0.3 V BOOT Pin Voltage VBOOT Continuous VSW – 0.3 to VSW + 5.5 V BOOT OV Fault Condition VSW – 0.3 to VSW + 7.0 V BIAS Pin Voltage VBIAS Continuous –0.3 to 5.5 V BIAS OV Fault Condition –0.3 to 6 V All Other Pin Voltages –0.3 to 5.5 V Operating Ambient Temperature TA K Temperature Range –40 to 125 ºC Maximum Junction Temperature TJ(max) 150 ºC Storage Temperature Tstg –55 to 150 ºC *Operation at levels beyond the ratings listed in this table may cause permanent damage to the device. The Absolute Maximum ratingsare stress ratings only, and functional operation of the device at these or any other conditions beyond those indicated in the Electrical Characteristics table is not implied. Exposure to Absolute Maximum-rated conditions for extended periods may affect device reliability. Thermal Characteristics (may require derating at maximum conditions, see application information) Characteristic Symbol Test Conditions* Value Unit Package Thermal Resistance RqJA On 4-layer PCB based on JEDEC standard 34 ºC/W *Additional thermal information available on the Allegro website. SPECIFICATIONS |
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