TW200719476A - LDMOS with independently biased source - Google Patents

LDMOS with independently biased source

Info

Publication number
TW200719476A
TW200719476A TW095124699A TW95124699A TW200719476A TW 200719476 A TW200719476 A TW 200719476A TW 095124699 A TW095124699 A TW 095124699A TW 95124699 A TW95124699 A TW 95124699A TW 200719476 A TW200719476 A TW 200719476A
Authority
TW
Taiwan
Prior art keywords
ldmos
base
type substrate
type
separates
Prior art date
Application number
TW095124699A
Other languages
English (en)
Inventor
You-Kuo Wu
Fu-Hsin Chen
Puo-Yu Chiang
An-Min Chiang
Original Assignee
Taiwan Semiconductor Mfg Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Taiwan Semiconductor Mfg Co Ltd filed Critical Taiwan Semiconductor Mfg Co Ltd
Publication of TW200719476A publication Critical patent/TW200719476A/zh

Links

Classifications

    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
    • H10D30/00—Field-effect transistors [FET]
    • H10D30/60—Insulated-gate field-effect transistors [IGFET]
    • H10D30/64—Double-diffused metal-oxide semiconductor [DMOS] FETs
    • H10D30/65—Lateral DMOS [LDMOS] FETs
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
    • H10D62/00—Semiconductor bodies, or regions thereof, of devices having potential barriers
    • H10D62/10—Shapes, relative sizes or dispositions of the regions of the semiconductor bodies; Shapes of the semiconductor bodies
    • H10D62/13—Semiconductor regions connected to electrodes carrying current to be rectified, amplified or switched, e.g. source or drain regions
    • H10D62/149—Source or drain regions of field-effect devices
    • H10D62/151—Source or drain regions of field-effect devices of IGFETs 
    • H10D62/156—Drain regions of DMOS transistors
    • H10D62/157—Impurity concentrations or distributions
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
    • H10D62/00—Semiconductor bodies, or regions thereof, of devices having potential barriers
    • H10D62/10—Shapes, relative sizes or dispositions of the regions of the semiconductor bodies; Shapes of the semiconductor bodies
    • H10D62/113—Isolations within a component, i.e. internal isolations
    • H10D62/115—Dielectric isolations, e.g. air gaps
    • H10D62/116—Dielectric isolations, e.g. air gaps adjoining the input or output regions of field-effect devices, e.g. adjoining source or drain regions
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
    • H10D64/00—Electrodes of devices having potential barriers
    • H10D64/20—Electrodes characterised by their shapes, relative sizes or dispositions 
    • H10D64/27—Electrodes not carrying the current to be rectified, amplified, oscillated or switched, e.g. gates
    • H10D64/311—Gate electrodes for field-effect devices
    • H10D64/411—Gate electrodes for field-effect devices for FETs
    • H10D64/511—Gate electrodes for field-effect devices for FETs for IGFETs
    • H10D64/512—Disposition of the gate electrodes, e.g. buried gates

Landscapes

  • Insulated Gate Type Field-Effect Transistor (AREA)
  • Metal-Oxide And Bipolar Metal-Oxide Semiconductor Integrated Circuits (AREA)
TW095124699A 2005-11-12 2006-07-06 LDMOS with independently biased source TW200719476A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US11/273,222 US20070108517A1 (en) 2005-11-12 2005-11-12 LDMOS with independently biased source

Publications (1)

Publication Number Publication Date
TW200719476A true TW200719476A (en) 2007-05-16

Family

ID=38039856

Family Applications (1)

Application Number Title Priority Date Filing Date
TW095124699A TW200719476A (en) 2005-11-12 2006-07-06 LDMOS with independently biased source

Country Status (3)

Country Link
US (1) US20070108517A1 (zh)
CN (1) CN1964071A (zh)
TW (1) TW200719476A (zh)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI426567B (zh) * 2010-03-03 2014-02-11 Himax Tech Ltd 製造半導體裝置的方法

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20040256692A1 (en) * 2003-06-19 2004-12-23 Keith Edmund Kunz Composite analog power transistor and method for making the same
US7122876B2 (en) * 2004-08-11 2006-10-17 Taiwan Semiconductor Manufacturing Company, Ltd. Isolation-region configuration for integrated-circuit transistor
US8174071B2 (en) * 2008-05-02 2012-05-08 Taiwan Semiconductor Manufacturing Co., Ltd. High voltage LDMOS transistor
US20110195553A1 (en) * 2010-02-08 2011-08-11 Chun-Yu Chou Method of fabricating semiconductor device
US8581339B2 (en) * 2011-08-08 2013-11-12 Macronix International Co., Ltd. Structure of NPN-BJT for improving punch through between collector and emitter
JP5801713B2 (ja) * 2011-12-28 2015-10-28 株式会社ソシオネクスト 半導体装置とその製造方法、およびｃａｎシステム
CN104103685B (zh) * 2013-04-02 2018-07-06 中芯国际集成电路制造(上海)有限公司 一种具有降低纵向寄生晶体管效应的器件结构及其制作方法
US9059281B2 (en) 2013-07-11 2015-06-16 International Business Machines Corporation Dual L-shaped drift regions in an LDMOS device and method of making the same
CN104701373A (zh) * 2013-12-10 2015-06-10 中芯国际集成电路制造(上海)有限公司 Ldmos晶体管及其形成方法
CN110190114B (zh) * 2019-05-31 2021-01-01 西安电子科技大学 一种栅控双极-场效应复合碳化硅垂直双扩散金属氧化物半导体晶体管

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5067002A (en) * 1987-01-30 1991-11-19 Motorola, Inc. Integrated circuit structures having polycrystalline electrode contacts
US5028977A (en) * 1989-06-16 1991-07-02 Massachusetts Institute Of Technology Merged bipolar and insulated gate transistors
US5112761A (en) * 1990-01-10 1992-05-12 Microunity Systems Engineering Bicmos process utilizing planarization technique
US5374569A (en) * 1992-09-21 1994-12-20 Siliconix Incorporated Method for forming a BiCDMOS
US6528850B1 (en) * 2000-05-03 2003-03-04 Linear Technology Corporation High voltage MOS transistor with up-retro well
US6900091B2 (en) * 2002-08-14 2005-05-31 Advanced Analogic Technologies, Inc. Isolated complementary MOS devices in epi-less substrate

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI426567B (zh) * 2010-03-03 2014-02-11 Himax Tech Ltd 製造半導體裝置的方法

Also Published As

Publication number Publication date
CN1964071A (zh) 2007-05-16
US20070108517A1 (en) 2007-05-17

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