Power-supply device, light fixture, and vehicle
View Patent ↗A power-supply device including: a casing having a space therein and formed by metal stamping or having a thickness ranging from 0.3 to 3.0 mm; and a circuit board disposed inside the casing, wherein the casing includes a casing portion having an opening, and a cover portion disposed to cover the opening of the casing portion, the casing portion has a through hole formed at a position corresponding to a connector terminal connected to the circuit board, and the cover portion includes a storage portion bulging outward from the casing, the storage portion storing either one of an electronic component provided to a face of the circuit board which faces the cover portion and an electronic component provided across the circuit board.
1. A power-supply device comprising:
a casing formed by metal stamping and having a space therein; and
a circuit board disposed inside the casing,
wherein the casing includes a casing portion having an opening, and a cover portion disposed to cover the opening of the casing portion,
the casing portion has a through hole formed at a position corresponding to a connector terminal connected to the circuit board, and
the cover portion includes a storage portion bulging outward from the casing, the storage portion storing either one of an electronic component provided to a face of the circuit board which faces the cover portion and an electronic component provided across the circuit board.
2. A power-supply device comprising:
a casing made of metal and having a thickness ranging from 0.3 to 3.0 mm and a space therein; and
a circuit board disposed inside the casing,
wherein the casing includes a casing portion having an opening, and a cover portion disposed to cover the opening of the casing portion,
the casing portion has a through hole formed at a position corresponding to a connector terminal connected to the circuit board, and
the cover portion includes a storage portion bulging outward from the casing, the storage portion storing either one of an electronic component provided to a face of the circuit board which faces the cover portion and an electronic component provided across the circuit board.
3. The power-supply device according to claim 1 ,
wherein the through hole is surrounded by a wall portion.
4. The power-supply device according to claim 3 ,
wherein when the cover portion is seen in a planar view, the storage portion and the wall portion do not overlap each other.
5. The power supply device according to claim 1 ,
wherein the electronic component is a transformer.
6. The power supply device according to claim 1 ,
wherein the cover portion has a thickness ranging from 0.8 to 3.0 mm, and
the casing portion has a thickness ranging from 0.3 to 1.0 mm.
7. The power supply device according to claim 1 ,
wherein the circuit board is fixed to the cover portion.
8. The power supply device according to claim 1 ,
wherein the casing portion includes a body portion and a protruding portion, the protruding portion being part of a top face of the body portion that protrudes outward, and
the through hole is provided to a top face of the protruding portion.
9. The power supply device according to claim 8 ,
wherein a groove is formed in an inner face of the cover portion to surround the circuit board.
10. A light fixture comprising:
a housing including a light extraction portion;
a light source disposed inside the housing; and
the power-supply device according to claim 1 that is disposed outside the housing and supplies power to the light source.
11. A vehicle comprising:
a vehicle body; and
the light fixture according to claim 10 .
12. A light fixture comprising:
a housing including a light extraction portion;
a light source disposed inside the housing; and
the power-supply device according to claim 2 that is disposed outside the housing and supplies power to the light source.
13. A light fixture comprising:
a housing including a light extraction portion;
a light source disposed inside the housing; and
the power-supply device according to claim 3 that is disposed outside the housing and supplies power to the light source.
14. A light fixture comprising:
a housing including a light extraction portion;
a light source disposed inside the housing; and
the power-supply device according to claim 4 that is disposed outside the housing and supplies power to the light source.
15. A light fixture comprising:
a housing including a light extraction portion;
a light source disposed inside the housing; and
the power-supply device according to claim 5 that is disposed outside the housing and supplies power to the light source.
16. A light fixture comprising:
a housing including a light extraction portion;
a light source disposed inside the housing; and
the power-supply device according to claim 6 that is disposed outside the housing and supplies power to the light source.
17. A light fixture comprising:
a housing including a light extraction portion;
a light source disposed inside the housing; and
the power-supply device according to claim 7 that is disposed outside the housing and supplies power to the light source.
18. A light fixture comprising:
a housing including a light extraction portion;
a light source disposed inside the housing; and
the power-supply device according to claim 8 that is disposed outside the housing and supplies power to the light source.
19. A light fixture comprising:
a housing including a light extraction portion;
a light source disposed inside the housing; and
the power-supply device according to claim 9 that is disposed outside the housing and supplies power to the light source.