27 Ağustos 2010 Cuma

Configure a low-cost, 9V battery-voltage monitor

Configure a low-cost, 9V battery-voltage monitorPaul C Florian, McKinneyMonday 24 November 2008 08:00Paul C Florian, McKinney, TX; Edited by Martin Rowe and Fran Granville -- EDN, 11/27/2008You can configure an inexpensive, 9V battery-voltage monitor.This...
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Flashing-LED Battery-status Indicator

Flashing-LED Battery-status IndicatorSignals when an on-circuit battery is exhausted 5V to 12V operating voltageComments:A Battery-status Indicator circuit can be useful, mainly to monitor portable Test-gear instruments and similar devices.LED D1 flashes...
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Led-battery-monitor-circuit

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Low battery indicator circuit

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Microamps monitor dual-supply batteries

Microamps monitor dual-supply batteriesBRUCE ANDERSON, UNIVERSITY OF WISCONSIN—MADISONThe low-power circuit in Figure 1 monitors two 9V batteries ina dual-supply configuration and turns on the Battery Low LEDifeitherbatteryvoltagedropsbelowitslimit.Italsoprovidestwoshutdown...
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Shunt regulator monitors battery voltage

Shunt regulator monitors battery voltageVladimir Rentyuk, Modul-98 Ltd, Zaporozhye, Ukraine;Tuesday 16 September 2008 08:20Vladimir Rentyuk, Modul-98 Ltd, Zaporozhye, Ukraine; Edited by Martin Rowe and Fran Granville -- EDN, 9/18/2008A shunt regulator...
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Monitors battery voltage, Three-LED Display

Connecting this circuit to the battery of your vehicle, you will always know at a glance the approximate voltage available. An indication of battery voltage is useful to the motorist for monitoring the battery's capacity to deliver current, and as a...
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