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    • 3. 发明授权
    • Compensated monolithic integrated current source
    • 补偿单片集成电流源
    • US4028564A
    • 1977-06-07
    • US478974
    • 1974-06-13
    • Klaus StreitAdolf KugelmannHartmut Seiler
    • Klaus StreitAdolf KugelmannHartmut Seiler
    • H01L27/06H03F1/30H03F3/347H03K17/14H03K17/60
    • H01L27/0647H03F1/302H03F3/347H03K17/14H03K17/602Y10S323/907
    • A main semiconductor element is placed on a circuit chip; additionally, a compensating semiconductor element is placed thereon, the compensating semiconductor element being a diode, a substrate diode, a Schottky diode, a transistor with shortcircuited base emitter junction, open base transistor, or a resistor, the additional semiconductor element having one terminal connected to the main semiconductor and the other terminal either to the substrate or to a source of potential at least as large as the potential of the main element. The leakage current to be bypassed may affect the main element directly, particularly when the main element is operated in digital on-off mode, or indirectly by passing a compensating current which affects another element such as an operational amplifier, or provides directly for additional current compensating for leakage current of the main element. Placing the additional element on the same substrate and making the element of approximately the same surface extent provides for comparable passage of compensating leakage current over a wide range of semiconductor crystal temperatures.
    • 主要半导体元件放置在电路芯片上; 此外,补偿半导体元件放置在其上,补偿半导体元件是二极管,衬底二极管,肖特基二极管,具有短路基极发射极结的晶体管,开放式基极晶体管或电阻器,所述附加半导体元件具有一个端子连接 至主要半导体和另一个终端或至少与主要元件的电位一样大的衬底或电位源。 要旁路的漏电流可能会直接影响主元件,特别是当主元件以数字开关模式工作时,或间接地通过影响另一元件(例如运算放大器)的补偿电流,或直接提供额外的电流 补偿主元件的漏电流。 将附加元件放置在相同的衬底上并使元件具有大致相同的表面程度,从而在宽的半导体晶体温度范围内提供补偿漏电流的相当的通过。
    • 7. 发明授权
    • Protective integrated circuit network, particularly for connection to an
inductive load
    • 保护性集成电路网络,特别适用于连接到感性负载
    • US4178619A
    • 1979-12-11
    • US823286
    • 1977-08-10
    • Hartmut SeilerAdolf Kugelmann
    • Hartmut SeilerAdolf Kugelmann
    • H02H9/04H02H7/20H03K17/0814H03K17/64
    • H03K17/08146H03K17/64
    • To permit entire integration of a control circuit to switch an inductive load, and protect the integrated control circuit against inductive voltage kicks, voltage surges, and reverse polarity, a series circuit including a diode, which may be constructed as a transistor in diode connection, and a voltage limiting element, typically a Zener diode, or a Zener diode controlled transistor, or four-layer diode are connected in parallel to the main switching path of the semiconductor element which controls current flow through the inductive load, thereby eliminating the necessity of the free wheeling and anti-conductive voltage kick diode which, in combination with the inherent substrate diodes of the inductive circuit, might lead to the damage, or destruction of the IC.
    • 为了允许控制电路整体集成以转换感性负载,并且保护集成控制电路免受感应电压踢,电压浪涌和反极性的影响,包括二极管的串联电路可以被构造为二极管连接中的晶体管, 并且通常是齐纳二极管或齐纳二极管控制晶体管或四层二极管的电压限制元件并联连接到半导体元件的主开关路径,该半导体元件控制电流通过电感负载,从而消除 与感应电路的固有衬底二极管组合的续流和反导电压脚踏二极管可能导致IC的损坏或破坏。
    • 10. 发明授权
    • Circuit for operating an electric motor during shut down
    • 停机期间电动马达运行的电路
    • US6078157A
    • 2000-06-20
    • US913300
    • 1997-09-11
    • Hartmut SeilerAnsgar Grass
    • Hartmut SeilerAnsgar Grass
    • H02P3/12H02P7/285H02P3/00
    • B60L7/003H02P3/12Y02T10/642
    • A circuit for operating an electric motor (10) has a triac (24) that is parallel to the electric motor (10). The triac (24) is acted upon by a first control signal (28) that is dependent on the voltage present at a first connection (11) of the electric motor (10). The triac (24) is further acted on by a second control signal (22) that is emitted as a braking signal by a motor-control circuit (19). The circuit of the invention, which includes a semiconductor component (24), permits both a braking of the electric motor (10) and the damping of an inductive voltage peak during the switch-off process of the electric motor (10). The damping of the inductive voltage peak is also assured after the separation of the voltage from an energy source (16).
    • PCT No.PCT / DE96 / 00199 Sec。 371日期:1997年9月11日 102(e)1997年9月11日PCT PCT 1996年2月9日PCT公布。 WO96 / 28883 PCT出版物 日期1996年9月19日用于操作电动机(10)的电路具有平行于电动机(10)的三端双向可控硅(24)。 三端双向可控组件(24)由依赖于电动机(10)的第一连接(11)处存在的电压的第一控制信号(28)起作用。 三端双向可控硅开关元件24进一步由作为制动信号由电动机控制电路(19)发出的第二控制信号(22)起作用。 包括半导体部件(24)的本发明的电路允许电动机(10)的制动和电动机(10)的关断过程期间的感应电压峰值的阻尼。 在从能量源(16)分离电压之后,感应电压峰值的阻尼也得到保证。