To improve noise resistance of an instrument casing that includes a shield case serving also as a heat sink.SOLUTION: A head-up display 1 of one embodiment of an instrument casing of the present disclosure includes: a circuit board 6 having an integrated circuit element 61; a heat conductive member 63 attached to a top surface of the integrated circuit element 61; and a shield case 54 which is in contact with the heat conductive member 63 and covers the circuit board 6. The heat conductive member 63 is attached to the top surface 4 mm or more (preferably 8 mm or more) away from predetermined pins P1-P3 of the integrated circuit element 61.SELECTED DRAWING: Figure 4
計器箱
2024-07-17
Patent
Elektronische Ressource
Japanisch
IPC: | H05K PRINTED CIRCUITS , Gedruckte Schaltungen / B60K Anordnung oder Einbau von Antriebseinheiten oder von Kraft- bzw. Drehmomentübertragungen in Fahrzeugen , ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES / G01D MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE , Anzeigen oder Aufzeichnen in Verbindung mit Messen allgemein |