A control apparatus (100) in which a plurality of switch ICs (130) are disposed on a printed circuit board (150). Each of the switch ICs is an IC package including a semiconductor switch (131). [Objective] To perform overheat protection without making the ...

A control apparatus (100) comprises a switch IC (130) disposed on a multi-layer printed circuit board (150) having N (N is an integer equal to or greater than 3) wiring layers (L1 - L4). The switch IC (130) is an IC package including a semiconductor switch...

A method of inspecting a glow plug including an inner conductor and an outer disposed member, where the inner conductor includes an electrically conductive heating unit and an energization member to provide an energization path to the heating unit, and the...

[Objective] To provide a glow plug energization control unit which can stably operate a function of de-energizing an energizing FET when an ON failure occurs in the energizing FET. [Means for Solution] A GCU 31 includes an energizing FET 51 and a reverse c...

The invention relates to the field of monitoring glow plugs. The device (100) receives a set of engine parameters (104) to control a set of glow plugs (110 to 113). A measuring means (118) measures a set of glow plug parameters. A recording means (120) rec...

A glow plug deterioration determination system 1 includes: a glow plug 40; a GCU 30 that controls energization of the glow plug 40 from a power supply 10 by driving switch means T 1 to T 4 to open and close in accordance with a drive signal SI issued by an...

A current amount (Iall) applied to electric load device is calculated based on the generated current amount (Ialt) supplied from a generator to the electric load device and battery, and charged/discharged current amount (Ibat) of the battery. The abnormali...