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解决方案搜索 - 高电压热插拔控制器

LTspice Models of ISO 7637-2 & ISO 16750-2 Transients

Dan Eddleman - 高级应用工程师 Apr 5th 2017
Introduction Simulating the ISO 7637-2 and ISO 16750-2 transients early in the design phase of an automotive product can pinpoint issues that would otherwise come to light during electromagnetic compatibility (EMC) testing. If a product fails EMC testing, hardware modifications are required, project schedules suffer, and extra ...

Blog Post LTspice 

 

DC2423A-B - LTM9100 Demo Board | Isolated 380V Switch Controller with Telemetry [requires DC590 or DC2026]

Mar 8th 2017
Demonstration circuit 2423A showcases the LTM®9100 Isolated Switch Controller in either a typical 48V application (–A) or in a high voltage 380V application (–B). The board may be configured for either high side or low side operation, dependent on the connection of external supply and load to the banana jacks. ...

Demo Board Linduino QuikEval System 

 

DC2423A-A - LTM9100 Demo Board | Isolated 48V Switch Controller with Telemetry [requires DC590 or DC2026]

Mar 8th 2017
Demonstration circuit 2423A showcases the LTM®9100 Isolated Switch Controller in either a typical 48V application (–A) or in a high voltage 380V application (–B). The board may be configured for either high side or low side operation, dependent on the connection of external supply and load to the banana jacks. ...

Demo Board Linduino QuikEval System 

 

隔离式 Anyside 开关控制器保护和监视高达 1000VDC 的电源

Feb 27th 2017
加利福尼亚州米尔皮塔斯 (MILPITAS, CA) – 2017 年 2 月 27 日 –  凌力尔特公司 (Linear Technology Corporation) 推出 µModule® (微型模块) 一体化隔离式 Anyside™ 开关控制器 LTM9100,该器件保护并监视高达 1000V 的高压 DC 电源。用于工业、数据通信、航空电子和医疗应用的高压电源需要受控接通,并需要隔离以控制电路保护、操作人员安全并断开接地通路 ...

Press Release 

 

LTspice SOAtherm Support for PCB and Heat Sink Thermal Models

Dan Eddleman - 高级应用工程师 Sep 1st 2016
The SOAtherm model distributed with LTspice software and simplifies Hot Swap and Surge Stopper designs by verifying directly within a circuit simulation that a particular MOSFET’s Safe Operating Area (SOA) is not exceeded. This article assumes a basic understanding of the SOAtherm model. If you are not familiar with SOAtherm, ...

Blog Post LTspice 

 

浪涌抑制器:过压和过流保护 IC – 视频产品概要

Pinkesh Sachdev - 产品市场工程师 - 混合信号 Aug 25th 2016
传统上,过压和过流保护 (例如:抛负载保护) 是采用庞大的电容器、TVS 二极管和熔丝实现的,但是此类分立式解决方案会占用大量的电路板空间,而且在瞬变过程中并不提供持续运作。凌力尔特的高电压浪涌抑制器、过压保护、过流保护和电路断路器 ...

Video 

 

LTspice: Using Time-Dependent Exponential Sources to Model Transients

Mitchell Lee - 应用工程师
Gabino Alonso - 市场策略工程师
May 15th 2016
When working with Surge Stoppers or Hot Swap Controllers, occasionally there is a need to simulate a circuit's behavior with a specified voltage or current transient. These transients are usually modeled using a double exponential waveform characterized by a peak voltage, a rise time (usually 10%–90%), a fall time to 50% ...

Blog Post LTspice 

 

DC2178A-B - LTC4380IDD-2 Demo Board | Low Quiescent Current Surge Stopper, Auto-Retry Version

May 5th 2016
Demonstration circuit 2178A showcases the LTC®4380 low quiescent current surge stopper in an application which can be configured for 12V, 1A or 24V/28V, 0.5A operation. The output voltage is clamped by the LTC4380, permitting the load to operate uninterrupted during transients of up to 250V and load dump surges such as ISO-16750-2 ...

Demo Board 

 

DC2178A-A - LTC4380IDD-1 Demo Board | Low Quiescent Current Surge Stopper, Latchoff Version

May 5th 2016
Demonstration circuit 2178A showcases the LTC®4380 low quiescent current surge stopper in an application which can be configured for 12V, 1A or 24V/28V, 0.5A operation. The output voltage is clamped by the LTC4380, permitting the load to operate uninterrupted during transients of up to 250V and load dump surges such as ISO-16750-2 ...

Demo Board 

 

LTC7860 高效率开关浪涌抑制器 - 视频产品概要

Bruce Haug - 产品市场工程师 Mar 24th 2015
LTC7860 高效率浪涌抑制器可保护负载免遭高压瞬变的损坏。高效率可提供较高的电流和较小的解决方案尺寸。在输入过压过程中 (例如:车辆中的负载突降),LTC7860 通过控制一个外部 MOSFET 的栅极以充当一个开关 DC/DC 稳压器 (保护性 PWM 模式)。该操作把输出电压调节至一个安全的电平,从而允许负载在输入过压过程中运作 ...

Video 

 

LTC2956 微功率、电池反向保护按钮控制器和睡眠定时器具热插拔控制器

Mar 19th 2015
LTC2956 是一款具按钮控制功能的微功率、宽输入电压范围、可配置唤醒定时器。其周期地唤醒和接通一个连接系统以执行诸如监视温度或捕获图像等任务。在完成任务之后,LTC2956 关闭系统以节省电能。  ...

Circuit 

 

LTC4218 12V / 100A Hot Swap Design for Server Farms

Dan Eddleman - 高级应用工程师 Mar 18th 2015
Cultivate reliability on the farm with a properly designed Hot Swap circuit. Introduction As data centers servicing the cloud grow in speed and capacity, backplane supplies are called on to deliver currents that push the performance boundaries of Hot Swap™ components. Hot Swap solutions allow boards to be inserted and ...

Blog Post Circuit LTspice 

 

LTC4226 Parallel MOSFETs in Hot Swap Circuits

Dan Eddleman - 高级应用工程师
Gabino Alonso - 市场策略工程师
Mar 13th 2015
The Good, the Bad, and the Ugly Introduction While it is often desirable, and sometimes absolutely critical, to use multiple parallel MOSFETs in Hot Swap™ circuits, careful analysis of Safe Operating Area (SOA) is essential. Each additional parallel MOSFET added to a circuit improves the voltage drop, power loss, and ...

Blog Post Circuit LTspice 

 

Understanding Power Monitor Accuracy

Mark Thoren - 科学专家 - 混合信号
Hamza Salman Afzal - 应用工程师
Feb 20th 2015
Measurement of a system’s power consumption during a final factory test (before deployment into the field) is a prudent part of a test program for any product. But there is an increasing emphasis to bring this functionality into the product itself for “run-time” monitoring of power, current, supply voltage, ...

Blog Post 

 

Surge Stoppers Ease MIL-STD-1275D Compliance

Dan Eddleman - 高级应用工程师 Nov 25th 2014
Introduction A military vehicle is a tough environment for electronics, where the potential for damaging power supply fluctuations is high. U.S. Department of Defense MILSTD- 1275D sets down the requirements for electronics when powered from a 28V supply, ensuring that electronics survive in the field. MIL-STD-1275D compliance ...

Blog Post 

 

DC2161A-B - LTC4231IMS-2 Demo Board | Micropower Hot Swap Controller with Auto-Retry

Nov 11th 2014
Demonstration circuit 2161A showcases the LTC®4231 Micropower Hot Swap™ Controller in a 12V, 3A application. Included on the board are input overvoltage and reverse voltage protection, input voltage dividers for UV and OV detection, an output voltage LED, jumpers to disable UV/OV, manual and remote enable control, ...

Demo Board 

 

DC2161A-A - LTC4231IMS-1 Demo Board | Micropower Hot Swap Controller with Latch-Off

Nov 11th 2014
Demonstration circuit 2161A showcases the LTC®4231 Micropower Hot Swap™ Controller in a 12V, 3A application. Included on the board are input overvoltage and reverse voltage protection, input voltage dividers for UV and OV detection, an output voltage LED, jumpers to disable UV/OV, manual and remote enable control, ...

Demo Board 

 

LTspice: SOAtherm 指导

Dan Eddleman - 高级应用工程师 Oct 8th 2014
在高功率级别上,验证热插拔设计未超过 MOSFET 的能力范围是一项挑战。 幸运的是,热特性和 SOA 可在 LTspice IV® 等电路仿真器中进行建模。LTspice 中的 SOAtherm-NMOS 符号包含了一个由凌力尔特开发并旨在简化此项任务的 MOSFET 热模型结集。这些热模型可用于验证 ...

Blog Post Video LTspice 

 

DC2150A-C - 28V, 5A MIL-STD-1275D Surge Stopper [Featuring LTC4366HTS8-2 and LT4363HS-2]

Sep 22nd 2014
Demonstration circuit 2150A uses the LTC®4366-2 and LT4363-2 surge stoppers to satisfy MIL-STD-1275D. This specification, created by the United States Department of Defense, sets down requirements of electrical systems powered from a military vehicle’s 28V power supply. DC2150A’s output voltage is limited to ...

Demo Board 

 

LTC4252B-1 –48V/2.5A 热插拔控制器

Sep 2nd 2014
LTC4252 负电压热插拔 (Hot Swap) 控制器允许在带电背板上安全地进行电路板的插拔操作。输出电流由 3 个电流限制级来控制:一个定时电路断路器、有源电流限制和一条快速前馈通路 (用于限制最坏情况灾难性故障条件下的峰值电流)。 ...

Circuit LTspice 

 

4μA I Hot Swap Controller Protects Batteries from Voltage & Current Faults

Aug 25th 2014
MILPITAS, CA - August 25, 2014 - Linear Technology Corporation introduces the LTC4231, an ultralow quiescent current (IQ) Hot Swap™ controller, enabling safe board or battery insertion and extraction from 2.7V to 36V systems. The LTC4231 controls an external N-channel MOSFET to gently power up board capacitors, avoiding sparks, ...

Press Release 

 

LTspice: Modeling Safe Operating Area Behavior of N-channel MOSFETs

Dan Eddleman - 高级应用工程师
Gabino Alonso - 市场策略工程师
Aug 22nd 2014
Introduction Often the most challenging aspect of Hot Swap™ circuit design is verifying that a MOSFET’s Safe Operating Area (SOA) is not exceeded. The SOAtherm tool distributed with LTspice IV® simplifies this task, allowing a circuit designer to immediately evaluate the SOA requirements of an application and ...

Blog Post LTspice 

 

LTC4364-1 具理想二极管的 4A、12V 过压输出稳压器可在 Vin 承受 1ms 的 200V 瞬态电压

Aug 4th 2014
LTC4364 浪涌抑制器具有理想二极管控制器,可保护负载免遭高电压瞬变的损坏。通过控制一个外部 N 沟道 MOSFET 传输器件两端的电压降,该器件可在过压过程 (例如:汽车中的负载突降) 中限制和调节输出。另外,LTC4364 还包括一个定时的电流限制电路断路器 ...

Circuit LTspice 

 

LTC4261 具有 I2C 和 ADC 的 –48V/200W 热插拔控制器

Aug 4th 2014
LTC4261 / LTC4261-2 负电压热插拔控制器允许在带电背板上安全地进行电路板的插拔操作。通过采用一个外部 N 沟道传输晶体管,能够使电路板的电源电压以一种可调速度斜坡上升。这些器件具有可独立调节的浪涌电流和过流限值,旨在最大限度地减小启动、输入阶跃和输出短路期间传输晶体管所承受的应力 ...

Circuit LTspice 

 

DC1555C-B - LTC4365CTS8-1 Demo Board | High Voltage NFET Driver for UV, OV and Reverse Supply Protection with 1ms Fault Recovery

Jan 6th 2014
Demonstration circuit DC1555C is intended to demonstrate the performance of the LTC4365 and LTC4365-1 Undervoltage, Overvoltage and Reverse Supply Protection Controllers. The LTC®4365/LTC4365-1 protect circuits from input voltages that may be too high, too low or negative. It operates by controlling the gates of two back-to-back ...

Demo Board 

 

DC2062A-B - LT4363IDE-2 Demo Board: 12V System ISO-7637-2 Surge Stopper, Auto-Retry Version

Oct 21st 2013
DC2062A-B - Demo Board for:LT4363 - High Voltage Surge Stopper with Current Limit ...

Demo Board 

 

DC2062A-A - LT4363IDE-1 Demo Board: 12V System ISO-7637-2 Surge Stopper, Latch-Off Version

Oct 21st 2013
DC2062A-A - Demo Board for:LT4363 - High Voltage Surge Stopper with Current Limit ...

Demo Board 

 

DC1555B - LTC4365CTS8 Demo Board: High Voltage NFET Driver for UV, OV and Reverse Supply Protection

Apr 22nd 2013
DC1555B - Demo Board for:LTC4365 - Overvoltage, Undervoltage and Reverse Supply Protection Controller ...

Demo Board LTspice 

 

DC2027A-A - LTC4364DE-1 Demoboard: 12V Surge Stopper with Ideal Diode, Latch Off

Jan 16th 2013
DC2027A-A - Demo Board for:LTC4364 - Surge Stopper with Ideal Diode ...

Demo Board 

 

DC2027A-B - LTC4364DE-2 Demoboard: 12V Surge Stopper with Ideal Diode, Auto Retry

Jan 16th 2013
DC2027A-B - Demo Board for:LTC4364 - Surge Stopper with Ideal Diode ...

Demo Board 

 

DC787A-B - LTC4252CCMS-2 Demoboard | Negative Voltage Hot Swap Controller in an AdvancedTCA Application, Auto Retry After Fault

Jan 10th 2013
DC787A-B - Demo Board for:LTC4252B-1/LTC4252B-2 LTC4252C-1/LTC4252C-2 - Negative Voltage Hot Swap Controllers ...

Demo Board 

 

Dual Hot Swap Controller with Flexible Current Limit Rides Through Load Surges without System Interruption

Nov 6th 2012
MILPITAS, CA – November 6, 2012 – Linear Technology Corporation introduces the LTC4226, a dual Hot Swap™ controller, enabling safe board insertion into live 4.5V to 44V backplanes. The LTC4226 controls external N-channel MOSFETs to gently power up the board, avoiding sparks, connector damage and system glitches. Each supply is ...

Press Release 

 

DC1850A-B - LTC4366-2 Demoboard | Very High Voltage Surge Stopper with Auto-Retry

Oct 9th 2012
DC1850A-B - Demo Board for:LTC4366-1/LTC4366-2 - High Voltage Surge Stopper ...

Demo Board 

 

DC1850A-A - LTC4366-1 Demoboard | Very High Voltage Surge Stopper with Latchoff

Oct 9th 2012
DC1850A-A - Demo Board for:LTC4366-1/LTC4366-2 - High Voltage Surge Stopper ...

Demo Board 

 

Surge Stopper Integrates Ideal Diode for Comprehensive Protection Against Transient Voltages, Currents & Reverse Inputs & Outputs

Jul 23rd 2012
MILPITAS, CA – July 23, 2012 – Linear Technology Corporation introduces the LTC4364, a surge stopper with ideal diode, providing compact and low-loss protection for 4V to 80V electronics in automotive, avionics and industrial systems. The surge stopper shields downstream electronics from input overvoltages and overcurrent, ...

Press Release 

 

DC787A-A - LTC4252CCMS-1 Demoboard | Negative Voltage Hot Swap Controller in an AdvancedTCA Application, Latch Off After Fault

Jul 3rd 2012
DC787A-A - Demo Board for:LTC4252B-1/LTC4252B-2 LTC4252C-1/LTC4252C-2 - Negative Voltage Hot Swap Controllers ...

Demo Board 

 

Wide Operating Range Ideal Diode Controller Provides Negative Input Protection & Low Current Operation

May 31st 2012
MILPITAS, CA – May 31, 2012 – Linear Technology Corporation introduces the LTC4359 high voltage ideal diode controller that offers a simple low loss replacement to Schottky diodes, along with key features targeted for automotive, avionics as well as solar applications. The LTC4359 operates over a wide 4V to 80V supply range ...

Press Release 

 

DC1935A-B - LT4363-2 Demo Board: High Voltage Surge Stopper with Current Limit, Auto-Retry Version

Apr 24th 2012
DC1935A-B - Demo Board for:LT4363 - High Voltage Surge Stopper with Current Limit ...

Demo Board 

 

DC1935A-A - LT4363-1 Demo Board: High Voltage Surge Stopper with Current Limit, Latch-Off Version

Apr 24th 2012
DC1935A-A - Demo Board for:LT4363 - High Voltage Surge Stopper with Current Limit ...

Demo Board 

 

High Voltage Surge Stopper with Current Limit Shields Sensitive Electronics from Transients Beyond 100V

Jan 16th 2012
MILPITAS, CA – January 16, 2012 – Linear Technology Corporation introduces the LT4363, an overvoltage protection controller that provides overvoltage and overcurrent protection to high-availability electronic systems. Supply voltages surge whenever currents flowing through long inductive power buses change abruptly. Also, ...

Press Release 

 

Overvoltage Protection Regulator & Inrush Current Limiter Provides Protection Barrier for Intrinsic Safety Applications

May 5th 2009
MILPITAS, CA - May 5, 2009 - Linear Technology Corporation introduces the LT4356-3, an overvoltage protection regulator with overcurrent protection and inrush current limiting for high availability systems. The LT4356-3 is a new option offering latchoff operation under fault conditions, and is the latest member of a family of ...

Press Release 

 

DC1018B-C - LT4356-3 Demo | Overvoltage Protection Regulator with Latch-Off

Mar 19th 2009
DC1018B-C - Demo Board for:LT4356-3 - Surge Stopper with Fault Latchoff ...

Demo Board 

 

Overvoltage Protection Regulator & Inrush Current Limiter Ensures Reliable Operation During Power Surges

Jul 9th 2007
MILPITAS, CA - July 9, 2007 - Linear Technology Corporation introduces the LT4356, an overvoltage protection regulator, with overcurrent protection and inrush current limiting for high availability systems. In applications where electronic systems must cope with high voltage surges of short duration, such as load dump in automobiles, ...

Press Release 

 

DC1018B-A - LT4356-1 Demo | Overvoltage Protection Regulator with Auto-retry

Jul 2nd 2007
DC1018B-A - Demo Board for:LT4356-1 and -2 - Surge Stopper ...

Demo Board 

 

DC1018B-B - LT4356-2 Demo | Overvoltage Protection Regulator with Auto-retry, Aux Amplifier remains on during Shutdown

Jul 2nd 2007
DC1018B-B - Demo Board for:LT4356-1 and -2 - Surge Stopper ...

Demo Board 

 

-48V Hot Swap Controller with Onboard ADC & I2C Interface Monitors Board Current, Voltages & Faults

Oct 3rd 2005
MILPITAS, CA - October 3, 2005 - Linear Technology Corporation introduces the LTC4261, a negative high voltage Hot Swap™ controller. It features an onboard 10-bit ADC and I2C compatible interface, allowing sophisticated power monitoring by measuring card voltages and currents as well as recording past and present fault conditions. ...

Press Release 

 

AdvancedTCA 四熔丝监视应用

Aug 31st 2005
LTC4261 负电压热插拔 (Hot SwapTM) 控制器允许在带电背板上安全地进行电路板的插拔操作。通过采用一个外部 N 沟道传输晶体管,可使电路板电源电压以一种可调速率斜坡上升。这些器件具有独立可调的浪涌电流和过流限值,以最大限度地减小传输晶体管在启动、输入阶跃和输出短路情况下所承受的应力 ...

Circuit 

 

DC998A - LTC4261 -48V Hot Swap w/ADC (req DC590)

Aug 31st 2005
DC998A - Demo Board for:LTC4261 - Negative Voltage Hot Swap Controllers with ADC and I2C Monitoring ...

Demo Board Linduino QuikEval System 

 

DC786A - LTC4260CGN | 200W Positive 48V Hot Swap Controller With Current and Voltage Monitoring (req DC590)

Nov 4th 2004
DC786A - Demo Board for:LTC4260 - Positive High Voltage Hot Swap Controller with I2C Compatible Monitoring ...

Demo Board Linduino QuikEval System 

 

第一部分:具 I2C 输入 / 输出监视功能及电源良好看门狗的 200W -48V AdvancedTCA 热插拔控制器

Aug 3rd 2004
LTC4261 负电压热插拔 (Hot SwapTM) 控制器允许在带电背板上安全地进行电路板的插拔操作。利用一个外部 N 沟道传输晶体管,能够使电路板电源电压以一种可调速率斜坡上升。此器件具有可独立调节的浪涌电流和过流限值,以最大限度地减小启动、输入阶跃和输出短路状况下传输晶体管所承受的应力 ...

Circuit 

 

具高端和低端理想二极管 “或” 的 AdvancedTCA 以及具 I2C 电流和电压监视器的热插拔控制器

Aug 3rd 2004
LTC4355 是一款正电压理想二极管“或”控制器,用于驱动两个外部 N 沟道MOSFE。利用 N 沟道 MOSFET (而不是肖特基二极管) 来形成二极管“或”可降低功耗、减少热耗散和 PC 板面积。 ...

Circuit 

 

DC1354A-B - LT4256-2 Positive High Voltage Hot Swap Controllers with Auto-Retry(-2)

Jan 27th 2004
DC1354A-B - Demo Board for:LT4256-2 - Positive High Voltage Hot Swap Controllers ...

Demo Board 

 

48V、2A 热插拔控制器

Jan 27th 2004
LT4256-1是高电压热插拔 (Hot Swap™) 控制器,它允许将电路板安全地从带电的背板中插入和拔出。一个内部驱动器负责驱动一个外部 N 沟道 MOSFET 开关,以控制 10.8V 至 80V 的电源电压。LT4256-1执行锁断操作,直到 UV 引脚循环至低电平为止。 ...

Circuit LTspice 

 

DC1354A-A - LT4256-1 Positive High Voltage Hot Swap Controllers with Latch-off (-1)

Jan 27th 2004
DC1354A-A - Demo Board for:LT4256-1 - Positive High Voltage Hot Swap Controllers ...

Demo Board 

 

DC684A - LT4256-3 Positive Voltage Hot Swap Controller

Mar 25th 2003
DC684A - Demo Board for:LT4256-3 - Positive High Voltage Hot Swap Controller with Open-Circuit Detect LT4254 - Positive High Voltage Hot Swap Controller with Open-Circuit Detect ...

Demo Board 

 

第二部分:具 I2C 输入 / 输出监视功能及电源良好看门狗的 200W -48V AdvancedTCA 热插拔控制器

Oct 7th 2002
LTC4261 负电压热插拔 (Hot SwapTM) 控制器允许在带电背板上安全地进行电路板的插拔操作。利用一个外部 N 沟道传输晶体管,能够使电路板电源电压以一种可调速率斜坡上升。此器件具有可独立调节的浪涌电流和过流限值,以最大限度地减小启动、输入阶跃和输出短路状况下传输晶体管所承受的应力 ...

Circuit 

 

200W AdvancedTCA 热插拔控制器电路

Jul 24th 2001
LTC4252 负电压热插拔 (Hot SwapTM) 控制器允许电路板在带电背板上安全地插入和拔出。输出电流由三级电流限值来控制:一个定时电路断路器、有源电流限值和一个在发生灾难性故障的最坏情况下对峰值电流加以限制的快速前馈路径。 ...

Circuit 

 

DC429A - LT4250LCS8 | Negative Voltage Hot Swap Controller

May 25th 2001
DC429A - Demo Board for:LT4250 - Negative 48V Hot Swap Controller ...

Demo Board 

 

DC1354A-D - LT1641-2 | Positive High Voltage Hot Swap Controllers with Auto-Retry(-2)

Aug 27th 1999
DC1354A-D - Demo Board for:LT1641-1 and -2 - Positive High Voltage Hot Swap Controllers ...

Demo Board 

 

DC1354A-C - LT1641-1 | Positive High Voltage Hot Swap Controllers with Latch-off (-1)

Aug 27th 1999
DC1354A-C - Demo Board for:LT1641-1 and -2 - Positive High Voltage Hot Swap Controllers ...

Demo Board