Continuous Workstation Monitor, Programmable, USA
... 3M Resistive Loop Monitoring • 3M unit pulses test voltage • 3M is actually off over 90% of the time • 3M pulses electrical current for only 0.2 seconds followed by an unmonitored interval of 2 seconds • Thus any resistance break must be a continuous 2+ seconds. • Not all intermittent failures are ...
... 3M Resistive Loop Monitoring • 3M unit pulses test voltage • 3M is actually off over 90% of the time • 3M pulses electrical current for only 0.2 seconds followed by an unmonitored interval of 2 seconds • Thus any resistance break must be a continuous 2+ seconds. • Not all intermittent failures are ...
BQ24040 数据资料 dataSheet 下载
... The bq2404x series of devices are highly integrated Li-ion linear chargers devices targeted at space-limited portable applications. The devices operate from either a USB port or AC adapter. The high input voltage range with input overvoltage protection supports low-cost unregulated adapters. The bq2 ...
... The bq2404x series of devices are highly integrated Li-ion linear chargers devices targeted at space-limited portable applications. The devices operate from either a USB port or AC adapter. The high input voltage range with input overvoltage protection supports low-cost unregulated adapters. The bq2 ...
Gamry Potensiostat (FAS2) Instructions and other useful information
... An electrochemical cell must consist of at least two electrodes and one electrolyte. An electrode may be considered to be an interface at which the mechanism of charge transfer changes between electronic (movement of electrons) and ionic movement of ions. An electrolyte is a medium through which cha ...
... An electrochemical cell must consist of at least two electrodes and one electrolyte. An electrode may be considered to be an interface at which the mechanism of charge transfer changes between electronic (movement of electrons) and ionic movement of ions. An electrolyte is a medium through which cha ...
Transformers and Power Flow
... Higher permeability means lower magnetic current and vice versa. Permeability can be represented by a parallel inductance (Xm) to the primary terminal because magnetizing current does not affect the amount of induced voltage. This inductance is called magnetizing inductance. ...
... Higher permeability means lower magnetic current and vice versa. Permeability can be represented by a parallel inductance (Xm) to the primary terminal because magnetizing current does not affect the amount of induced voltage. This inductance is called magnetizing inductance. ...
BDD Testing Notes
... to place it back in the 8.7 amp tap for as left P.U. test and the in-service tap. This is so you do not need as much current during tests so you do not adjust slope because of a changing polar unit characteristic. If you need to adjust the slope resistor R3, then place the taps on both wdg 1 & wdg 2 ...
... to place it back in the 8.7 amp tap for as left P.U. test and the in-service tap. This is so you do not need as much current during tests so you do not adjust slope because of a changing polar unit characteristic. If you need to adjust the slope resistor R3, then place the taps on both wdg 1 & wdg 2 ...
5. Lightning Arresters - IEEE Standards working groups
... Clearance: Shortest distance in air between two conductive materials Creepage Distance: Shortest distance along the surface of the insulating material between two conductive materials Electrical Section: Part of an electrical circuit having its own voltage rating for insulation coordination Grounded ...
... Clearance: Shortest distance in air between two conductive materials Creepage Distance: Shortest distance along the surface of the insulating material between two conductive materials Electrical Section: Part of an electrical circuit having its own voltage rating for insulation coordination Grounded ...
AN1709 APPLICATION NOTE EMC DESIGN GUIDE FOR ST MICROCONTROLLERS
... 2.1.2 Latch-Up (LU) 2.1.2.1 Static Latch-Up (LU) test: The Latch-up is a phenomenon which is defined by a high current consumption resulting from an overstress that triggers a parasitic thyristor structure and need a disconnection of the power supply to recover the initial state. NOTES 1 The overstr ...
... 2.1.2 Latch-Up (LU) 2.1.2.1 Static Latch-Up (LU) test: The Latch-up is a phenomenon which is defined by a high current consumption resulting from an overstress that triggers a parasitic thyristor structure and need a disconnection of the power supply to recover the initial state. NOTES 1 The overstr ...
About Our Stator...And How It`s Affected By The
... forward bias the positive rectifier diodes and pull charge from the positive side of the battery. This is the very purpose of the stator-rectifier diodes and how they work together. A higher stator voltage during this time will mean more power and more heat dissipated by the stator. When the voltage ...
... forward bias the positive rectifier diodes and pull charge from the positive side of the battery. This is the very purpose of the stator-rectifier diodes and how they work together. A higher stator voltage during this time will mean more power and more heat dissipated by the stator. When the voltage ...
MAX5101 +2.7V to +5.5V, Low-Power, Triple, Parallel General Description
... write performed to address A1 = H and A0 = H causes the device to shut down. A subsequent write to any of the other three addresses disables shutdown and turns the analog circuitry on. As the MAX5101 comes out of shutdown, all registers retain their digital values prior to shutdown. However, when th ...
... write performed to address A1 = H and A0 = H causes the device to shut down. A subsequent write to any of the other three addresses disables shutdown and turns the analog circuitry on. As the MAX5101 comes out of shutdown, all registers retain their digital values prior to shutdown. However, when th ...
BA3308F
... Use of the IC in excess of absolute maximum ratings, such as the applied voltage or operating temperature range (Topr), may result in IC damage. Assumptions should not be made regarding the state of the IC (short mode or open mode) when such damage is suffered. A physical safety measure, such as a f ...
... Use of the IC in excess of absolute maximum ratings, such as the applied voltage or operating temperature range (Topr), may result in IC damage. Assumptions should not be made regarding the state of the IC (short mode or open mode) when such damage is suffered. A physical safety measure, such as a f ...
How AutoTune™ regulates current in stepper
... current can build up quickly to VM / R and damage the motor and driver IC. To regulate the current, the method used is commonly referred to as decaying the current or recirculation of the current. Three decay modes are most commonly used. 1. Fast decay: The H-bridge reverses the voltage across the c ...
... current can build up quickly to VM / R and damage the motor and driver IC. To regulate the current, the method used is commonly referred to as decaying the current or recirculation of the current. Three decay modes are most commonly used. 1. Fast decay: The H-bridge reverses the voltage across the c ...
Technical Information
... insulating systems on its miniature power relays. Class F relays have significant "heat" advantage over Class A or Class B relays that, by contrast, only offer a rating of 105ƨ (Class A) or 130 ƨ (Class B) . This Class F insulating system is designated by UL and it is rated at a full 155ƨ. This sect ...
... insulating systems on its miniature power relays. Class F relays have significant "heat" advantage over Class A or Class B relays that, by contrast, only offer a rating of 105ƨ (Class A) or 130 ƨ (Class B) . This Class F insulating system is designated by UL and it is rated at a full 155ƨ. This sect ...
MAX1778/ MAX1880–MAX1885 Quad-Output TFT LCD DC-DC Converters with Buffer
... The main step-up converter accurately generates an externally set output voltage up to 13V that can supply the display’s row/column drivers. The converter’s high switching frequency and current-mode PWM architecture provide fast transient response and allow the use of small low-profile inductors and ...
... The main step-up converter accurately generates an externally set output voltage up to 13V that can supply the display’s row/column drivers. The converter’s high switching frequency and current-mode PWM architecture provide fast transient response and allow the use of small low-profile inductors and ...