Electronic Design
Quad Power Managers Pack Programmable Delay And Watchdog Timers

Quad Power Managers Pack Programmable Delay And Watchdog Timers

The TPS386000, TPS386020, TPS386040, and TPS386060 supply-voltage supervisors can monitor four power rails that are greater than 0.4V with a threshold accuracy of 0.25%. In addition to a watchdog timer, the TPS386000 devices offer an independent programmable delay input for each supervisor channel, which can be set from 1.25 ms to 10 seconds for power supply sequencing. Additionally, they operate with a quiescent current of 12 mA. Available in 20-pin, 4 mm x 4 mm QFN packages, price is $2.20 each/1,000. TEXAS INSTRUMENTS INC., Dallas, TX. (800) 477-8924.
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