JPH0164938U - - Google Patents
Info
- Publication number
- JPH0164938U JPH0164938U JP1987159563U JP15956387U JPH0164938U JP H0164938 U JPH0164938 U JP H0164938U JP 1987159563 U JP1987159563 U JP 1987159563U JP 15956387 U JP15956387 U JP 15956387U JP H0164938 U JPH0164938 U JP H0164938U
- Authority
- JP
- Japan
- Prior art keywords
- output
- load
- filter circuit
- battery
- diode
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Stand-By Power Supply Arrangements (AREA)
Description
第１図及び第２図は夫々本考案に係る装置の一
実施例の接続図、第３図イ〜ハは夫々従来のこの
種の装置の接続図である。
１…電池、２…負荷、３…交流電源、４…整流
ろ波回路、５１〜５３…抵抗素子、７１〜７３…
ダイオード、８…トランジスタ。
1 and 2 are connection diagrams of an embodiment of the device according to the present invention, and FIGS. 3A to 3C are connection diagrams of conventional devices of this type, respectively. DESCRIPTION OF SYMBOLS 1... Battery, 2... Load, 3... AC power supply, 4... Rectifier filter circuit, 51-53... Resistance element, 71-73...
Diode, 8...Transistor.
Claims (1)
整流ろ波回路、この整流ろ波回路の直流出力を負
荷に供給する第１のダイオード、前記整流ろ波回
路の出力を第２のダイオードとこれに直列に接続
された電流制限用の抵抗素子を介して前記電池に
充電々流として供給する充電回路、前記電池と負
荷との間にそのエミツタ・コレクタ電極が接続さ
れ電池出力を前記負荷に供給するトランジスタ、
及び前記整流ろ波回路の出力端とトランジスタの
ベース電極との間に接続され交流電源の出力が負
荷に供給されている期間前記トランジスタをオフ
にする第３のダイオードよりなる電源装置。 A rechargeable battery, a rectifier filter circuit that rectifies and filters the output of an AC power source, a first diode that supplies the DC output of the rectifier filter circuit to a load, and a second diode that connects the output of the rectifier filter circuit to a load. A charging circuit supplies a charging current to the battery via a current limiting resistor connected in series to this, and its emitter and collector electrodes are connected between the battery and a load, and the battery output is supplied to the load. supply transistor,
and a third diode connected between the output end of the rectifying filter circuit and the base electrode of the transistor to turn off the transistor during a period when the output of the AC power source is supplied to the load.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987159563U JPH0164938U (en) | 1987-10-19 | 1987-10-19 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987159563U JPH0164938U (en) | 1987-10-19 | 1987-10-19 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0164938U true JPH0164938U (en) | 1989-04-26 |
Family
ID=31440886
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1987159563U Pending JPH0164938U (en) | 1987-10-19 | 1987-10-19 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0164938U (en) |
-
1987
- 1987-10-19 JP JP1987159563U patent/JPH0164938U/ja active Pending