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SCR TRIGGER PULSE circuit

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Abstract: if the trigger is a short pulse the peak value of the pulse current that will trigger the SCR can be , against over-voltage pulse width at 1 MHz TL F 5346­9 FIGURE 7 Temperature versus SCR Trigger , SCR and if enough current flows the SCR will trigger A second method of turning on the SCR is to , ground causing the CMOS circuit to malfunction and possibly damage itself CMOS SCR problems can be , then apply it to the CMOS SCR There are two basic trigger methods for this SCR One is turning on the ... National Semiconductor
Original
datasheet

8 pages,
148.25 Kb

what is CD4049 cost AN-339 C1995 CD4000 measuring scr characteristics MM54HC MM74C scr gate drivers ic SCR gate Control IC MM74HC AN-339 national CD4049 Application cmos scr scr Power Supply Schematic Diagram national semiconductor CD4000 ic mm74hc cmos function generator using cd4049 triggering scr with microprocessor TEXT
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Abstract: temperature °C SCR / Thyristor Trigger Module SKHIT 01 · SCR / Thyristor driver for three phase , (output) ­ 400 ­ mA Trigger current pulse length 10 12 15 us Pulse current , / Thyristor trigger enable threshold (HIGH) 3,9 ­ 5,5 V SCR / Thyristor trigger enable , THO SCR / thyristor trigger enable X24 BB + 15 V - supply voltage Error indication , SCR / Thyristor Trigger Module SKHIT 01 The SCR / thyristor trigger module SKHIT 01 has been ... SEMIKRON
Original
datasheet

4 pages,
99.02 Kb

SCR GATE DRIVER scr gate drivers ic thyristor circuit diagram 3 phase scr drive circuit diagram semikron thyristor General electric SCR scr driver ic driver ic for thyristor SCR TRIGGER PULSE 3 phase three phase SCR Bridge driving ic SCR TRIGGER PULSE SCR Phase Control IC Optocoupler with thyristor OPTOCOUPLER for thyristor gate SCR TRIGGER PULSE circuit scr gate driver ic OPTOCOUPLER thyristor scr driver ic for rectifier 3 phase TEXT
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Abstract: multiple High Voltage SCR devices. High current FET amplifiers drive individual pulse transformers that provide direct drive to each SCR gate. These encapsulated, corona resistant, high voltage pulse , Current Pulse Transformer Isolation High Voltage Corona Resistant > 15Kv High Open Circuit Gate , A J2 PULSE SHAPING CIRCUIT PROGRAMMABLE GATE DRIVE CONTROL LOGIC FET AMP G K J3 , signal on) SCR TRIGGER #1 (Buffered Trigger Drive) CONTROL Output (Active Low when Fiber-optic signal ... Applied Power Systems
Original
datasheet

4 pages,
344.27 Kb

BAP1289 TEXT
datasheet frame
Abstract: multiple High Voltage SCR devices. High current FET amplifiers drive individual pulse transformers that provide direct drive to each SCR gate. These encapsulated, corona resistant, high voltage pulse , BARRIER J2 PULSE SHAPING CIRCUIT PROGRAMMABLE GATE DRIVE CONTROL LOGIC A G FET AMP K , ) SCR TRIGGER #1 (Buffered Trigger Drive) CONTROL Output (Active Low when Fiber-optic signal on) SCR TRIGGER #2 (Buffered Trigger Drive) D1 D4 D13 D14 +5V P.S. +15V P.S. CPU RUN SCR ON LED ... Applied Power Systems
Original
datasheet

3 pages,
148.47 Kb

BAP1289 high voltage gate drive transformer SCR gate drive circuit SCR gate driver circuit SCR VOLTAGE CONTROL scr phase control circuit scr transformer drive gate 4 pin SCR gate drive circuit scr applications circuit diagram SCR PULSE TRANSFORMER scr drive circuit diagram SCR PULSE transformer circuit gate drive pulse transformer SCR TRIGGER PULSE 3 phase SCR GATE DRIVER 1 phase SCR TRIGGER PULSE TRANSFORMER 3 phase scr drive circuit diagram SCR TRIGGER PULSE circuit specifications of scr SCR TRIGGER PULSE TRANSFORMER TEXT
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Abstract: SCRs are triggered on by a pulse applied through the primary of T1. The SCR string turns on if the positive applied pulse to the gate is of sufficient amplitude to trigger the SCR on. At SCR turn-on , Figure 2 illustrates an approach that uses a pulse transformer to trigger only part of the string , the SCR anode circuit must be set to a value sufficiently large to limit the DC current below the , , ready for the next www. .com trigger pulse. When the load contains an inductive component as ... Microsemi
Original
datasheet

3 pages,
162.06 Kb

photo thyristor SCR DRIVING SCR PULSE transformer circuit SCR2 Thyristor SCR Gate Drive SCR AUTOMOTIVE APPLICATIONS nanosecond pulse generator 300 Volt scr SCR gate drive circuit transformer thyristor TRIGGER PULSE TRANSFORMER PFN DIODE scr transformer drive gate SCR TRIGGER PULSE RC inductive load thyristor design pulse transformer for triggering SCR digital triggering scr SCR PULSE TRANSFORMER SCR TRIGGER PULSE circuit thyristor SCR1 SCR TRIGGER PULSE TRANSFORMER TEXT
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Abstract: case is a slow 2.5 kHz (period = 400 us). These long pulse widths approach the trigger time of the SCR , SCR will trigger. A second method of turning on the SCR is to apply a very large supply voltage , circuit to malfunction and possibly damage itself. CMOS SCR problems can be minimized by proper system , static operation of the discrete SCR, and then apply it to the CMOS SCR. There are two basic trigger , blocking state the small leakage current that is present does not trigger the SCR, but if the voltage is ... Fairchild Semiconductor
Original
datasheet

10 pages,
144.11 Kb

WHAT IS THE CONNECTION SCR AN-339 CD4000 measuring scr characteristics MM54HC4049 MM74C MM74HC SCR TRIGGER PULSE circuit what is CD4049 cost 74HC cmos scr AN-339 national ic mm74hc triggering scr with microprocessor TEXT
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Abstract: TEST CONDITIONS PULSE CIRCUIT COMMUTATED TURN-OFF TIME C140 (2N3649-53 2N3649-53) C141 (2N3654-58 2N3654-58) to« (pulse , pulse, Rise time = 0.1 /isec max. CONVENTIONAL CIRCUIT COMMUTATEI» TURN-OFF TIME C140 (2N3«54S»-53 , = -4-25°C. Gate supply: 10V open circuit, 20 ohms, 45 /isec min. pulse width. — 150 350* mAdc Tn = — 65 °C. Gate supply: 20V open circuit, 20 ohms, 45 /¡sec min. pulse width. EFFECTIVE , OPEN CIRCUIT 20 OHMS SOURCE I.S pt MIN PULSE WIOTH 0.1 pi MAX RISE TIME SEE FIG. I 40 80 100 200 ... OCR Scan
datasheet

8 pages,
1877.69 Kb

C234F C235 c235 diode C234 C140 GE SCR 1000 AMP SCR Manual, General electric 2H38 C141 12 volt 25 amp scr power supply SCR C137 GE SCR Manual scr c385 GE General electric SCR manual c141 2N3649-53 2N3654-58 c141c 2N3649-53 2N3654-58 IC-141 2N3649-53 2N3654-58 c-141 2N3649-53 2N3654-58 SCR Inverter 2N3649-53 2N3654-58 General electric SCR manual 2N3649-53 2N3654-58 General electric SCR 2N3649-53 2N3654-58 2N3649-53 2N3649-53 2N3654-58 2N3654-58 TEXT
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Abstract: cycloconverters and other pulse applications requiring high speed capability. 144 INVERTER SCR's 25 TO 35 , TEST CONDITIONS PULSE CIRCUIT COMMUTATED TURN-OFF TIME C140 (2N3649-53 2N3649-53) C141 (2N3654-58 2N3654-58) to« (pulse , pulse, Rise time = 0.1 /isec max. CONVENTIONAL CIRCUIT COMMUTATEI» TURN-OFF TIME C140 (2N3«54S»-53 , = -4-25°C. Gate supply: 10V open circuit, 20 ohms, 45 /isec min. pulse width. — 150 350* mAdc Tn = — 65 °C. Gate supply: 20V open circuit, 20 ohms, 45 /¡sec min. pulse width. EFFECTIVE ... OCR Scan
datasheet

9 pages,
1910.02 Kb

C139 C234F C235 C235F c358 scr Seminar scr c385 GE C141 C144 SCR rectifier manual GE SCR 1000 General electric SCR manual c141 SCR Manual, General electric C141C scr inverter inverter manual dv 700 GE SCR 1000 AMP GE SCR Manual General electric SCR manual General electric SCR TEXT
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Abstract: IGM FORWARD PEAK GATE CURRENT (SCR) PEAK GATE CURRENT (Triac) GATE TRIGGER CURRENT IGT IH , an SCR or between gate and a main terminal MT1 for a Triac, for a short pulse duration. The thermal , to zero after external switching of the SCR voltage circuit and the instant when the thyristor is , NON­TRIGGER VOLTAGE VGM FORWARD PEAK GATE VOLTAGE (SCR) PEAK GATE VOLTAGE (Triac) VGT GATE TRIGGER , CURRENT (TSPD) Ipps PULSE SURGE SHORT CIRCUIT CURRENT NON­REPETITIVE (TSPD) Ppk INSTANTANEOUS ... Motorola
Original
datasheet

6 pages,
15.84 Kb

SCR TRIGGER PULSE thyristor rca thyristor driving circuit RCA Triacs scr specifications SCR Gate Drive turn off RCA THYRISTOR scr rca SCR TRIGGER PULSE circuit Gate turn off triac triac specifications TRIAC RCA TEXT
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Abstract: VGT: DC Gate Trigger Voltage SCR SCR IGT is the minimum DC gate current required to cause , Current Normalized DC Gate Trigger Current for All Quadrants versus Case Temperature SCR , . 90% Off-state Voltage 10% 90% 10% Gate Trigger Pulse Turn-on Time Rise Time , ratings in themselves. The characteristic does not define what the circuit must provide or be restricted , limit value represents the maximum limit that the circuit should allow. Maximum Ratings VRRM: Peak ... Littelfuse
Original
datasheet

6 pages,
119.61 Kb

TRIAC T02 TRIAC bias Thyristor triac teccor scr Q application note teccor triac application notes scr 300 amps AN1008.2 an1008 TEXT
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Archived Files

Abstract Saved from Date Saved File Size Type Download
pulse with less than one microsecond response time. Usually, the gate trigger drive of the SCR circuit such as : * Easy to drive * low consumption drive circuit * ideal switch for pulse operation (ex circuits SCR's and triacs are really the most suitable switch for high current pulse operations. They circuit with SCR: storage capacitor connected across input voltage source Fig. 3 : Ignition circuit with SCR: storage capacitor connected in series with input voltage source and pulse transformer In these
/datasheets/files/stmicroelectronics/stonline/books/ascii/docs/5201-v2.htm
STMicroelectronics 14/06/1999 13.11 Kb HTM 5201-v2.htm
response time. Usually, the gate trigger drive of the SCR circuit is very simple and therefore provides to drive * low consumption drive circuit * ideal switch for pulse operation (ex : discharge of SCR's and triacs are really the most suitable switch for high current pulse operations. They NOTE 2/9 Fig. 4 : Ignition circuit with SCR: storage capacitor connected across input voltage source Fig. 3 : Ignition circuit with SCR: storage capacitor connected in series with input voltage
/datasheets/files/stmicroelectronics/stonline/books/ascii/docs/5201-v3.htm
STMicroelectronics 25/05/2000 14.93 Kb HTM 5201-v3.htm
pulse with less than one microsecond response time. Usually, the gate trigger drive of the SCR circuit such as : * Easy to drive * low consumption drive circuit * ideal switch for pulse operation (ex circuits SCR's and triacs are really the most suitable switch for high current pulse operations. They circuit with SCR: storage capacitor connected across input voltage source Fig. 3 : Ignition circuit with SCR: storage capacitor connected in series with input voltage source and pulse transformer In these
/datasheets/files/stmicroelectronics/stonline/books/ascii/docs/5201.htm
STMicroelectronics 20/10/2000 15.34 Kb HTM 5201.htm
pulse with less than one microsecond response time. Usually, the gate trigger drive of the SCR circuit such as : * Easy to drive * low consumption drive circuit * ideal switch for pulse operation (ex circuits SCR's and triacs are really the most suitable switch for high current pulse operations. They circuit with SCR: storage capacitor connected across input voltage source Fig. 3 : Ignition circuit with SCR: storage capacitor connected in series with input voltage source and pulse transformer In these
/datasheets/files/stmicroelectronics/stonline/books/ascii/docs/5201-v1.htm
STMicroelectronics 02/04/1999 13.14 Kb HTM 5201-v1.htm
Current for Driving SCR Gates 2-mA Active-Low SCR Gate Drive for False Trigger Protection Temperature-Compensated Voltage Reference True and Complementary Reset Outputs Externally Adjustable Output Pulse Duration description The TL7770 TL7770 is a monolithic integrated circuit system supervisor overvoltage-detection circuit is programmable for a wide range of user designs. During an overvoltage condition, an internal silicon-controlled rectifier (SCR) is triggered, providing 250-mA peak instantaneous current and
/datasheets/files/texas-instruments/data/html/slvs019d.htm
Texas Instruments 31/05/1997 2.72 Kb HTM slvs019d.htm
Driving SCR Gates 2-mA Active-Low SCR Gate Drive for False Trigger Protection Temperature-Compensated Voltage Reference True and Complementary Reset Outputs Externally Adjustable Output Pulse Duration description The TL7770 TL7770 is a monolithic integrated circuit system supervisor designed overvoltage-detection circuit is programmable for a wide range of user designs. During an overvoltage condition, an internal silicon-controlled rectifier (SCR) is triggered, providing 250-mA peak instantaneous current and
/datasheets/files/texas-instruments/sc/psheets/abstract/datasht/slvs019d.htm
Texas Instruments 01/06/1998 7.58 Kb HTM slvs019d.htm
ST | SCR FOR OVERVOLTAGE PROTECTION Datasheet SCR FOR OVERVOLTAGE PROTECTION TYP1012 TYP1012 TYP2012 TYP2012 TYP212 TYP212 TYP512 TYP512 212 ->TYP 2012 April 1995 SCR FOR OVERVOLTAGE PROTECTION Symbol Parameter Value Unit I T(RMS) RMS on-state current (180 5 conduction angle, single phase circuit) Tc = 110 5 C 12 A I T(AV) Average on-state current (180 5 conduction angle, single phase circuit) Tc = 110 5 C 8 A I TSM Non repetitive surge peak
/datasheets/files/stmicroelectronics/stonline/books/ascii/docs/3225.htm
STMicroelectronics 20/10/2000 8.02 Kb HTM 3225.htm
ST | SCR FOR OVERVOLTAGE PROTECTION TYP512 TYP512 TYP1012 TYP1012 TYP2012 TYP2012 TYP212 TYP212 SCR FOR OVERVOLTAGE PROTECTION Document Number: 3225 Date Update : Portable Document Format and Raw Text Format TYP 212 ->TYP 2012 April 1995 SCR FOR , single phase circuit) Tc = 110 5 C 12 A I T(AV) Average on-state current (180 5 conduction angle, single phase circuit) Tc = 110 5 C 8 A I TSM Non repetitive surge peak on-state current ( Tj initial = 25 5 C
/datasheets/files/stmicroelectronics/stonline/books/ascii/docs/3225-v1.htm
STMicroelectronics 02/04/1999 5.83 Kb HTM 3225-v1.htm
ST | SCR FOR OVERVOLTAGE PROTECTION Datasheet SCR FOR OVERVOLTAGE PROTECTION TYP1012 TYP1012 TYP2012 TYP2012 TYP212 TYP212 TYP512 TYP512 TYP 212 ->TYP 2012 April 1995 SCR FOR OVERVOLTAGE PROTECTION Symbol Parameter Value Unit I T(RMS) RMS on-state current (180 5 conduction angle, single phase circuit) Tc = 110 5 C 12 A I T(AV) Average on-state current (180 5 conduction angle, single phase circuit) Tc = 110 5 C 8
/datasheets/files/stmicroelectronics/stonline/books/ascii/docs/3225-v3.htm
STMicroelectronics 25/05/2000 7.63 Kb HTM 3225-v3.htm
ST | SCR FOR OVERVOLTAGE PROTECTION TYP512 TYP512 TYP1012 TYP1012 TYP2012 TYP2012 TYP212 TYP212 SCR FOR OVERVOLTAGE PROTECTION Document Number: 3225 Date Update : Portable Document Format and Raw Text Format TYP 212 ->TYP 2012 April 1995 SCR FOR , single phase circuit) Tc = 110 5 C 12 A I T(AV) Average on-state current (180 5 conduction angle, single phase circuit) Tc = 110 5 C 8 A I TSM Non repetitive surge peak on-state current ( Tj initial = 25 5 C
/datasheets/files/stmicroelectronics/stonline/books/ascii/docs/3225-v2.htm
STMicroelectronics 14/06/1999 5.79 Kb HTM 3225-v2.htm