JPH0516676B2 - - Google Patents
Info
- Publication number
- JPH0516676B2 JPH0516676B2 JP15317786A JP15317786A JPH0516676B2 JP H0516676 B2 JPH0516676 B2 JP H0516676B2 JP 15317786 A JP15317786 A JP 15317786A JP 15317786 A JP15317786 A JP 15317786A JP H0516676 B2 JPH0516676 B2 JP H0516676B2
- Authority
- JP
- Japan
- Prior art keywords
- semiconductor laser
- laser device
- circuit
- pin photodiode
- laser element
- 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.)
- Expired - Lifetime
Links
- 239000004065 semiconductor Substances 0.000 claims description 62
- 230000003287 optical effect Effects 0.000 claims description 12
- 238000001514 detection method Methods 0.000 claims description 5
- 238000006243 chemical reaction Methods 0.000 claims description 3
- 239000003990 capacitor Substances 0.000 description 7
- 230000007423 decrease Effects 0.000 description 7
- 230000017525 heat dissipation Effects 0.000 description 6
- 238000010586 diagram Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 230000002159 abnormal effect Effects 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 230000005669 field effect Effects 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01S—DEVICES USING THE PROCESS OF LIGHT AMPLIFICATION BY STIMULATED EMISSION OF RADIATION [LASER] TO AMPLIFY OR GENERATE LIGHT; DEVICES USING STIMULATED EMISSION OF ELECTROMAGNETIC RADIATION IN WAVE RANGES OTHER THAN OPTICAL
- H01S5/00—Semiconductor lasers
- H01S5/06—Arrangements for controlling the laser output parameters, e.g. by operating on the active medium
- H01S5/068—Stabilisation of laser output parameters
- H01S5/0683—Stabilisation of laser output parameters by monitoring the optical output parameters
Landscapes
- Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Optics & Photonics (AREA)
- Semiconductor Lasers (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15317786A JPS639181A (ja) | 1986-06-30 | 1986-06-30 | 半導体レ−ザ素子駆動回路 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15317786A JPS639181A (ja) | 1986-06-30 | 1986-06-30 | 半導体レ−ザ素子駆動回路 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS639181A JPS639181A (ja) | 1988-01-14 |
| JPH0516676B2 true JPH0516676B2 (enrdf_load_html_response) | 1993-03-05 |
Family
ID=15556734
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP15317786A Granted JPS639181A (ja) | 1986-06-30 | 1986-06-30 | 半導体レ−ザ素子駆動回路 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS639181A (enrdf_load_html_response) |
-
1986
- 1986-06-30 JP JP15317786A patent/JPS639181A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS639181A (ja) | 1988-01-14 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JPH0654866B2 (ja) | 入出力端子を有する電子制御回路 | |
| WO1986005926A1 (en) | Method and circuit for providing adjustable control of short circuit current through a semiconductor device | |
| JP2735394B2 (ja) | 温度補償された過負荷トリップレベル半導体リレー | |
| JP4263685B2 (ja) | 保護回路 | |
| EP0238803B1 (en) | Stabilized power-supply circuit | |
| JPH0453123B2 (enrdf_load_html_response) | ||
| EP0480517B1 (en) | A temperature responsive circuit | |
| JPH0832361A (ja) | 保護装置付き増幅回路 | |
| US5847593A (en) | Voltage discharge circuit for a photovoltaic power source | |
| JPH0516676B2 (enrdf_load_html_response) | ||
| JP3850925B2 (ja) | 集積回路の補償装置及び方法 | |
| JPH03151679A (ja) | レーザーダイオード保護回路 | |
| US4090123A (en) | Regulated power supply crow-bar protection | |
| JP3309039B2 (ja) | インバータ制御装置の過電流保護回路 | |
| JP2536111Y2 (ja) | スイッチ回路 | |
| JPS58151081A (ja) | レ−ザ−電源回路 | |
| JPH0722562U (ja) | 半導体レーザ制御回路 | |
| JP2696168B2 (ja) | 交流２線式無接点スイッチ | |
| JPS60142582A (ja) | 半導体レ−ザの寿命判定方式 | |
| JP2001028437A (ja) | 過電流保護装置 | |
| JPH09135156A (ja) | 電気負荷の駆動装置 | |
| JPS59175325A (ja) | 過電流遮断回路 | |
| JPS6264120A (ja) | トランジスタの保護回路 | |
| JPH10233669A (ja) | 半導体リレー | |
| JPH0473326B2 (enrdf_load_html_response) |