JPH03127480U - - Google Patents
Info
- Publication number
- JPH03127480U JPH03127480U JP3541590U JP3541590U JPH03127480U JP H03127480 U JPH03127480 U JP H03127480U JP 3541590 U JP3541590 U JP 3541590U JP 3541590 U JP3541590 U JP 3541590U JP H03127480 U JPH03127480 U JP H03127480U
- Authority
- JP
- Japan
- Prior art keywords
- input voltage
- resistor
- zener diode
- series circuit
- circuit consisting
- 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.)
- Granted
Links
- 239000003990 capacitor Substances 0.000 claims 2
- 230000010355 oscillation Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 4
- 238000001514 detection method Methods 0.000 description 1
Landscapes
- Dc-Dc Converters (AREA)
Description
第１図はこの考案の一実施例に係る直流電源装
置の構成を示したブロツク図、第２図はＤＣ−Ｄ
Ｃコンバータの詳細を示した回路図、第３図は出
力電圧の特性図、第４図は従来の直流電源装置の
構成を示すブロツク図である。
１０はＤＣ−ＤＣコンバータ、２０は入力電圧
低下検出回路である。
Figure 1 is a block diagram showing the configuration of a DC power supply according to an embodiment of this invention, and Figure 2 is a DC-D
FIG. 3 is a circuit diagram showing details of the C converter, FIG. 3 is a characteristic diagram of output voltage, and FIG. 4 is a block diagram showing the configuration of a conventional DC power supply device. 10 is a DC-DC converter, and 20 is an input voltage drop detection circuit.
Claims (1)
が接続され、入力電圧が印加されるＤＣ−ＤＣコ
ンバータと、ツエナーダイオードと抵抗からなり
、入力電圧が印加される直列回路と、ツエナーダ
イオードと抵抗との接続点にソースが接続され、
ゲートが接地され、ドレインが前記容量端子に接
続されたＦＦＴとを有することを特徴とする直流
電源装置。 A DC-DC converter has a built-in oscillation circuit and has a capacitor connected to its capacitance terminal, and an input voltage is applied to it; a series circuit consisting of a Zener diode and a resistor to which the input voltage is applied; and a series circuit consisting of a Zener diode and a resistor to which the input voltage is applied. The source is connected to the connection point,
A DC power supply device comprising: an FFT whose gate is grounded and whose drain is connected to the capacitor terminal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3541590U JP2511091Y2 (en) | 1990-04-03 | 1990-04-03 | DC power supply |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3541590U JP2511091Y2 (en) | 1990-04-03 | 1990-04-03 | DC power supply |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH03127480U true JPH03127480U (en) | 1991-12-20 |
| JP2511091Y2 JP2511091Y2 (en) | 1996-09-18 |
Family
ID=31540756
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3541590U Expired - Lifetime JP2511091Y2 (en) | 1990-04-03 | 1990-04-03 | DC power supply |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2511091Y2 (en) |
-
1990
- 1990-04-03 JP JP3541590U patent/JP2511091Y2/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JP2511091Y2 (en) | 1996-09-18 |
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