JPS6335098U - - Google Patents
Info
- Publication number
- JPS6335098U JPS6335098U JP12826186U JP12826186U JPS6335098U JP S6335098 U JPS6335098 U JP S6335098U JP 12826186 U JP12826186 U JP 12826186U JP 12826186 U JP12826186 U JP 12826186U JP S6335098 U JPS6335098 U JP S6335098U
- Authority
- JP
- Japan
- Prior art keywords
- display device
- electrode
- protection circuit
- active pull
- down type
- 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
- 230000000295 complement effect Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 6
Landscapes
- Control Of Indicators Other Than Cathode Ray Tubes (AREA)
Description
第１図は本考案の一実施例を示す回路の簡略図
、第２図ａは他の実施例を示す回路の簡略図、同
図ｂは同図ａに示される定電流ダイオードの電圧
―電流特性図、第３図は抵抗プルダウン形ドライ
バの一例を示す簡略図、第４図はアクテイブプル
ダウン形ドライバの一例を示す簡略図、第５図は
抵抗プルダウンドライバとアクテイブプルダウン
ドライバの出力波形の一例を示す図である。
４…表示装置の電極としての制御電極、５…ア
クテイブプルダウン形ドライバ、１０…表示装置
用保護回路を構成する電流制限手段、１３…電流
制限手段を構成する定電流ダイオード。
Fig. 1 is a simplified diagram of a circuit showing one embodiment of the present invention, Fig. 2a is a simplified diagram of a circuit showing another embodiment, and Fig. 2b is a voltage-current diagram of the constant current diode shown in Fig. 2a. Characteristics diagram, Figure 3 is a simplified diagram showing an example of a resistive pull-down driver, Figure 4 is a simplified diagram showing an example of an active pull-down driver, and Figure 5 is an example of the output waveforms of a resistive pull-down driver and an active pull-down driver. FIG. 4... Control electrode as an electrode of the display device, 5... Active pull-down type driver, 10... Current limiting means forming a protection circuit for the display device, 13... Constant current diode forming the current limiting means.
Claims (1)
とにより表示装置の電極に表示駆動信号を印加す
るとともに、前記電極に蓄えられた電荷を放電さ
せるアクテイブプルダウン形ドライバを備えた表
示装置に設けられる表示装置用保護回路において
、前記表示装置の電極と前記アクテイブプルダウ
ン形ドライバの出力端子との間に、過大な電流が
流れることを阻止する電流制限手段を設けたこと
を特徴とする表示装置用保護回路。 For use in a display device equipped with an active pull-down type driver that applies a display drive signal to an electrode of the display device by driving a plurality of switching elements in a complementary manner, and discharges the charge stored in the electrode. 1. A protection circuit for a display device, characterized in that the protection circuit includes current limiting means for preventing excessive current from flowing between an electrode of the display device and an output terminal of the active pull-down type driver.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12826186U JPS6335098U (en) | 1986-08-25 | 1986-08-25 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12826186U JPS6335098U (en) | 1986-08-25 | 1986-08-25 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6335098U true JPS6335098U (en) | 1988-03-07 |
Family
ID=31023772
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12826186U Pending JPS6335098U (en) | 1986-08-25 | 1986-08-25 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6335098U (en) |
-
1986
- 1986-08-25 JP JP12826186U patent/JPS6335098U/ja active Pending