BATTERY VOLTAGE DETECTION DEVICE
First Claim
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1. A battery voltage detection device comprising:
- a battery;
a voltage detection circuit; and
a low-pass filter provided between the battery and the voltage detection circuit,wherein the low-pass filter includes a capacitor of which one end is connected to a terminal of the battery and the other end is connected to a voltage source outputting a voltage higher than a terminal voltage of the battery.
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Abstract
A battery voltage detection device includes a battery; a voltage detection circuit; and a low-pass filter provided between the battery and the voltage detection circuit. The low-pass filter includes a capacitor of which one end is connected to a terminal of the battery and the other end is connected to a voltage source outputting a voltage higher than a terminal voltage of the battery.
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Citations
3 Claims
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1. A battery voltage detection device comprising:
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a battery; a voltage detection circuit; and a low-pass filter provided between the battery and the voltage detection circuit, wherein the low-pass filter includes a capacitor of which one end is connected to a terminal of the battery and the other end is connected to a voltage source outputting a voltage higher than a terminal voltage of the battery. - View Dependent Claims (2, 3)
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Specification