JP4227070B2 - レギュレータ用温度センサ回路 - Google Patents
レギュレータ用温度センサ回路 Download PDFInfo
- Publication number
- JP4227070B2 JP4227070B2 JP2004144564A JP2004144564A JP4227070B2 JP 4227070 B2 JP4227070 B2 JP 4227070B2 JP 2004144564 A JP2004144564 A JP 2004144564A JP 2004144564 A JP2004144564 A JP 2004144564A JP 4227070 B2 JP4227070 B2 JP 4227070B2
- Authority
- JP
- Japan
- Prior art keywords
- temperature sensor
- transistor
- sensor circuit
- circuit
- resistors
- 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 - Fee Related
Links
Images
Landscapes
- Continuous-Control Power Sources That Use Transistors (AREA)
- Amplifiers (AREA)
- Control Of Voltage And Current In General (AREA)
Description
RT1、RT2、Re、RT1’、RT2’:抵抗
Vref:基準電圧
Claims (2)
- 誤差増幅器とともに集積回路中に形成されるレギュレータ用温度センサ回路において、
当該温度センサ回路はベースが基準電圧源に接続された第1のトランジスタ、そのエミッタに直列に接続された2つの抵抗と2つの抵抗の接続点にベースが接続された第2のトランジスタとで構成され、
当該温度センサ回路を構成する第1のトランジスタと2つの抵抗とが誤差増幅器を構成するトランジスタと抵抗の一部を利用して構成されることを特徴とするレギュレータ用温度センサ回路。 - 誤差増幅器とともに集積回路中に形成されるレギュレータ用温度センサ回路において、
当該温度センサ回路はベースが基準電圧源に接続された第1のトランジスタ、そのエミッタに直列に接続された2つの抵抗と2つの抵抗の接続点にベースが接続された第2のトランジスタとで構成され、
当該誤差増幅器にはベースが基準電圧源に接続された第3のトランジスタとそのエミッタに接続された抵抗を具え、
当該温度センサ回路を構成する第1のトランジスタおよび2つの抵抗と、誤差増幅器を構成する第3のトランジスタおよび抵抗とが共通であることを特徴とするレギュレータ用温度センサ回路。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2004144564A JP4227070B2 (ja) | 2004-05-14 | 2004-05-14 | レギュレータ用温度センサ回路 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2004144564A JP4227070B2 (ja) | 2004-05-14 | 2004-05-14 | レギュレータ用温度センサ回路 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2005327085A JP2005327085A (ja) | 2005-11-24 |
JP4227070B2 true JP4227070B2 (ja) | 2009-02-18 |
Family
ID=35473404
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2004144564A Expired - Fee Related JP4227070B2 (ja) | 2004-05-14 | 2004-05-14 | レギュレータ用温度センサ回路 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JP4227070B2 (ja) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103997307A (zh) * | 2013-02-14 | 2014-08-20 | 精工电子有限公司 | 传感器电路 |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2009053069A (ja) | 2007-08-28 | 2009-03-12 | Sanyo Electric Co Ltd | 温度検出回路 |
-
2004
- 2004-05-14 JP JP2004144564A patent/JP4227070B2/ja not_active Expired - Fee Related
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103997307A (zh) * | 2013-02-14 | 2014-08-20 | 精工电子有限公司 | 传感器电路 |
CN103997307B (zh) * | 2013-02-14 | 2018-05-08 | 艾普凌科有限公司 | 传感器电路 |
Also Published As
Publication number | Publication date |
---|---|
JP2005327085A (ja) | 2005-11-24 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
US6429700B1 (en) | Driver circuit with output common mode voltage control | |
JP4567577B2 (ja) | 電力増幅器用バイアス回路 | |
JPH03119814A (ja) | 電流ミラー回路 | |
JP4896419B2 (ja) | コンパレータ | |
JP4227070B2 (ja) | レギュレータ用温度センサ回路 | |
US6759891B2 (en) | Thermal shutdown circuit with hysteresis and method of using | |
US6664856B2 (en) | Circuit configuration for setting the operating point of a radiofrequency transistor and amplifier circuit | |
US20060017495A1 (en) | Symmetrically matched voltage mirror and applications therefor | |
JPS62191907A (ja) | 半導体回路 | |
JPH11258065A (ja) | 温度検出回路 | |
JPH0666596B2 (ja) | カレント・ミラーによりバイアス回路へフィードバックをかけた広帯域増幅器 | |
JP2003177830A (ja) | 電流源回路 | |
US6982598B2 (en) | Differential amplifier | |
US6339319B1 (en) | Cascoded current mirror circuit | |
JP2003060452A (ja) | オペアンプ回路 | |
JP2729001B2 (ja) | 基準電圧発生回路 | |
JP2721100B2 (ja) | 電流制限装置 | |
JP4130856B2 (ja) | 電流源回路 | |
JP4842213B2 (ja) | 半導体温度センサ | |
JP3138187B2 (ja) | 基準電圧発生回路 | |
JPH0135486Y2 (ja) | ||
JPH0846443A (ja) | 高入力インピーダンス回路及び半導体装置 | |
JP3349334B2 (ja) | 差動増幅器 | |
JP4048819B2 (ja) | 光電変換装置 | |
JPH05244718A (ja) | 熱保護装置 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
A131 | Notification of reasons for refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A131 Effective date: 20080701 |
|
A521 | Request for written amendment filed |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20080829 |
|
TRDD | Decision of grant or rejection written | ||
A01 | Written decision to grant a patent or to grant a registration (utility model) |
Free format text: JAPANESE INTERMEDIATE CODE: A01 Effective date: 20081118 |
|
A01 | Written decision to grant a patent or to grant a registration (utility model) |
Free format text: JAPANESE INTERMEDIATE CODE: A01 |
|
A61 | First payment of annual fees (during grant procedure) |
Free format text: JAPANESE INTERMEDIATE CODE: A61 Effective date: 20081127 |
|
FPAY | Renewal fee payment (event date is renewal date of database) |
Free format text: PAYMENT UNTIL: 20111205 Year of fee payment: 3 |
|
R150 | Certificate of patent or registration of utility model |
Ref document number: 4227070 Country of ref document: JP Free format text: JAPANESE INTERMEDIATE CODE: R150 Free format text: JAPANESE INTERMEDIATE CODE: R150 |
|
FPAY | Renewal fee payment (event date is renewal date of database) |
Free format text: PAYMENT UNTIL: 20111205 Year of fee payment: 3 |
|
S111 | Request for change of ownership or part of ownership |
Free format text: JAPANESE INTERMEDIATE CODE: R313111 |
|
FPAY | Renewal fee payment (event date is renewal date of database) |
Free format text: PAYMENT UNTIL: 20111205 Year of fee payment: 3 |
|
R350 | Written notification of registration of transfer |
Free format text: JAPANESE INTERMEDIATE CODE: R350 |
|
FPAY | Renewal fee payment (event date is renewal date of database) |
Free format text: PAYMENT UNTIL: 20111205 Year of fee payment: 3 |
|
S111 | Request for change of ownership or part of ownership |
Free format text: JAPANESE INTERMEDIATE CODE: R313111 |
|
FPAY | Renewal fee payment (event date is renewal date of database) |
Free format text: PAYMENT UNTIL: 20111205 Year of fee payment: 3 |
|
R350 | Written notification of registration of transfer |
Free format text: JAPANESE INTERMEDIATE CODE: R350 |
|
FPAY | Renewal fee payment (event date is renewal date of database) |
Free format text: PAYMENT UNTIL: 20111205 Year of fee payment: 3 |
|
FPAY | Renewal fee payment (event date is renewal date of database) |
Free format text: PAYMENT UNTIL: 20121205 Year of fee payment: 4 |
|
FPAY | Renewal fee payment (event date is renewal date of database) |
Free format text: PAYMENT UNTIL: 20121205 Year of fee payment: 4 |
|
FPAY | Renewal fee payment (event date is renewal date of database) |
Free format text: PAYMENT UNTIL: 20131205 Year of fee payment: 5 |
|
S531 | Written request for registration of change of domicile |
Free format text: JAPANESE INTERMEDIATE CODE: R313531 |
|
R350 | Written notification of registration of transfer |
Free format text: JAPANESE INTERMEDIATE CODE: R350 |
|
LAPS | Cancellation because of no payment of annual fees |