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PC817 zener diode

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Abstract: only one transistor is used. The diode D1 can be replaced by a short circuit if D10 is a zener of at , voltage reaches almost 7V. Figure 20: Overvoltage protection with primary zener diode Figure 19 , this issue: ­ The lowest cost solution consists in implementing a single zener diode D2 between the , different optocoupler to prevent any failure in the main loop circuit. A zener diode connected on the +5V , of a resistance R2 in series with the feedback zener diode D10. As the feedback current flows in ... Original
datasheet

17 pages,
1709.74 Kb

VIPer12A applications VIPER12A EQUIVALENT pc817 application note EEL22 PF0171 pc817 equivalent SMD optocoupler IC PC817 PC817 zener diode viper22a transformer design PC817 optocoupler PC817 viper22a 5v power supply design viper22a 3.3v 5v 12v AN1585 PC817 footprint AN1585 VIPER22A not isolated AN1585 VIPER22A Application Note AN1585 VIPer22A circuit diagram AN1585 EEL22 AN1585 VIPER22A AN1585 optocoupler IC PC817 AN1585 VIPER22A EQUIVALENT AN1585 AN1585 AN1585 TEXT
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Abstract: 1SMB170AT3 1SMB170AT3 respectively. This clamp consists of a high voltage zener diode, or a TVS with an ultrafast rectifier diode in series. The zener clamp voltage is usually set to around 200 V. Using this clamp, the , PC817 J2 CZM5/2 R3 100 R R4 180 R 8 D3 D4 1N4007 1N4007 10 m/63 V 1N4007 1N4007 C2 2n2/Y , dynamic response and acceptable noise immunity. For the simplest case ­ zener type feedback - a typical , standby power consumption are the NCP1012 NCP1012 Vcc supply, the drain clamp Figure 3. Zener Feedback ... ON Semiconductor
Original
datasheet

6 pages,
94.99 Kb

feedback OUTPUT voltage pc817 function of 1n4007 pin diagram of pc817 pc817 application note pc817 smd 1N4007 smps diode r41 arcotronics pc817 application notes smps feedback voltage pc817 PC817 SMD PACKAGE free 1N4007 1N4007 SMD AND8132/D NCP1012 zENER DIODE P6KE200A AND8132/D NCP1012 diode 1N4007 specifications AND8132/D NCP1012 SMD DIODE 1N4007 DATASHEET AND8132/D NCP1012 PC817 DIP AND8132/D NCP1012 1N4007 ZENER DIODE AND8132/D NCP1012 1N4007 SMD VISHAY AND8132/D NCP1012 specifications of 1n4007 diode AND8132/D NCP1012 bridge rectifier using the diode 1N4007 AND8132/D NCP1012 AND8132/D AND8132/D NCP1012 NCP1012 TEXT
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Abstract: regulator (7805) and a zener diode D9 that is used in order to share the voltage drop. This solution , 1N4148 1N4148 80V-0.5A Schottky Diode D6 P6KE200 P6KE200 STMicroelectronics Zener Diode D7 1N4007 1N4007 Default Diode D8 STPS2H100 STPS2H100 STMicroelectronics 100V-2A Power Schottky Diode D9 4.2V/2W Zener Diode F1 1A/275VAC Fuse J1 Input Header, 2-Pin L2 47uH Inductor R1 , 22uF/50V U2B R4 1K PC817 U1 Vdd FB PC817 Drain FB C7 Control C6 47nF ... STMicroelectronics
Original
datasheet

8 pages,
142.13 Kb

SMPS CIRCUIT DIAGRAM 12v 5v airconditioner circuit diagram VIPER22A using smps smps 10w 12V smps tl431 pc817 pc817 application note PC817 SMD PACKAGE 12v 1a smps circuit diagram VIPER22A Application Note smps 5v Power Supply Schematic Diagram VIPER22 APPLICATION NOTE sharp optocoupler PC817 AN2097 tl431 and pc817 AN2097 VIPer22A circuit diagram AN2097 viper22a transformer design AN2097 schematic SMPS 12V 10A AN2097 transformer e19 AN2097 Viper22 application AN2097 smps with tl431 and pc817 AN2097 AN2097 AN2097 TEXT
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Abstract: 20: Overvoltage protection with primary zener diode Figure 19: Overvoltage on the output without , prevent any failure in the main loop circuit. A zener diode connected on the +5V output will drive the , in series with the feedback zener diode D10. As the feedback current flows in this network and , with a 6.8V zener diode, and R6 with a 47 resistor. It can be seen that the overload current value , , with a current capability of 2A or 3A, depending on the output diode D6. The board comes with a ... Original
datasheet

17 pages,
1742.53 Kb

viper22a 3.3v 5v 12v pc817 application note optocoupler IC PC817 4 PIN VIPer12A applications PC817 footprint optocoupler PC817 VIPER22A viper22a 5v power supply design SMD optocoupler IC PC817 DIODE 1N5822 VIPER22A Application Note viper22a transformer design AN1585 VIPER22A not isolated AN1585 VIPer22A circuit diagram AN1585 viper22a 5v 3a power supply design AN1585 optocoupler IC PC817 pin details AN1585 pc817 equivalent AN1585 eel22 AN1585 VIPER22A EQUIVALENT AN1585 optocoupler IC PC817 AN1585 AN1585 AN1585 TEXT
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Abstract: IGBT module being used. The 30V zener diode connected to pin 1 is necessary to protect the hybrid IC , zener diode. In order to size the resistor for minimum loss we must first determine the current , used. For example, if a 24V DC-to-DC converter is to be used then a 9V zener diode would give +15 , of the single supply and the zener diode can be varied to allow use of standard supplies. + , recovery diode (D1) is connected to the IGBT's collector to monitor the collector to emitter voltage ... Powerex
Original
datasheet

17 pages,
242.69 Kb

PC817 zener diode pc817 application notes M57958L optocoupler IC PC817 4 PIN M57160L-01 M57962CL-01 m57160l-01 package M57957L M57959L optocoupler IC PC817 pc817 as optocoupler driver M57962L Application Note optocoupler IC PC817 pin details pc817 circuit M57959L/M57962L m57962l opto isolator pc817 PC817 example circuits TEXT
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Abstract: rectified and filtered by the diode D1, D2, D3, D4, the bulk capacitor C1, and C2 to generate the high , 4.7u 400V C2 4.7u 400V C4 47n U2 PC817 FB Option A VDD CONTROL U1 , R1 0 R2 0 T1 D8 1N5822 1N5822 Option B C11 1n 1kV C7 470u 16V U2 PC817 U3 , NOTE (D) Optional for the voltage reference devices (TS431 TS431 or TL431 TL431 or Zener) The TS431 TS431, the TL431 TL431 and the Zener can be used as voltage regulators. TS431 TS431 shows the low minimum operation current with ... Original
datasheet

10 pages,
204.39 Kb

EE16 5V ViPer12A flyback ee-16 transformer Tl431 as optocoupler driver viper12a charger EE16 VERTICAL EE16 2.7mH optocoupler PC817 viper12a application note of PC817 optocoupler pc817 as optocoupler driver VIPer12A ic viper12a AN2063 mobile charger AN2063 tl431 feedback voltage pc817 AN2063 tl431 and pc817 AN2063 ic viper12a 5v AN2063 Power Transformer EE-16 AN2063 optocoupler IC PC817 4 PIN AN2063 optocoupler IC PC817 pin details AN2063 optocoupler IC PC817 AN2063 AN2063 AN2063 TEXT
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Abstract: diode voltage IZD = Zener diode current Note: If a 20V external zener diode is used and the maximum current of the zener diode is 10mA, the value of R10 is: R10 = 1.5K R12 limits current Ie of PC817, so , current, Ik, of TL431 TL431 is limited to 1mA< Ik , Turns Vo = Optocoupler voltage VF = Fly-back voltage Ns = Secondary Winding Turns Vz1 = Zener diode , limits power dissipation of zener diode inside the MOSFET. The selection process is expressed as V DC ... STMicroelectronics
Original
datasheet

26 pages,
283.57 Kb

Ringing Choke Converter P817 702 Z smd TRANSISTOR Amplifier TL431 OPTOCOUPLER P817 pc817 smd AN2228 sharp optocoupler PC817 tl431 and pc817 pc817 Ringing Choke Converter EE16 bobbin Self-Oscillating Flyback mosfet PC817 footprint PC817 optocoupler 702 TRANSISTOR smd P817 optocoupler SMD optocoupler IC PC817 optocoupler PC817 optocoupler IC PC817 TEXT
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Abstract: 5 3 1 T2 T3 10mH D1 2 4 100n + 2 1 10 C3 220u D3 D2 STPS30H100 STPS30H100 C4 4.7n R1 3 NTC - 16 +9V TRNSFMR PLT20 PLT20 C2 t 1 4 C18 100n 100n D 3 T1 20mH 4 C1 2 3 2.5A FUSE N 2 DIODE BRIDGE F1 1 F 4 , 220u R20 100 STTH106 STTH106 100 5 D5 16 6 R4 R2 47k C7 0 17 D6 15V ZENER , PWM_L5991 L5991 STP10NK60Z STP10NK60Z R6 1.5k PGND SGND ISENSE R8 0.6 Comp 390 R10 F C8 PC817 ... Original
datasheet

2 pages,
34.33 Kb

STTH106 TL431 Zener Diode tl431 DIODE 47N diode zener c19 TL431 PC817 STPS30H100 STX715 PC817 STP10NK60Z STPS30 15V zener L5991 C6 PC817 BC337 pc817 PC817 PIn diode zener 1N4148 PC817 zener diode TEXT
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Abstract: 1N4148 1N4148 diode, 75V, 0.15A, DO-35 DO-35 15 1 D2 BZX85V3 BZX85V3.9 diode, zener, 3.9V, 1.3W, DO-41 DO-41 16 3 D3,D8,D10 STTH102 STTH102 STMicroelectronics, diode, high voltage ultrafast, 200V, 1A, DO , STMicroelectronics, diode, high voltage ultrafast, 800V, 1A, DO-41 DO-41 19 1 D9 STTH3002CT STTH3002CT STMicroelectronics, diode, high efficiency ultrafast diode, 200V, 30A, TO-220AC Mechanical parts: 20 1 F1 , , DIP-16 DIP-16 49 1 U2 PC817 Optocoupler, SHARP, Viso = 5kV, CTR = 50.600% @ IF = 5mA, DIP ... Original
datasheet

2 pages,
13.76 Kb

1000uf capacitor PC817 zener diode Zener diode 1N4148 DO-41 u3 pc817 sharp 2K7 resistor electrolytic capacitor 22uf 400v 470 resistor transistor l78l05 size 0204 1000uf, 50v electrolytic capacitor 1nF Y1 CAPACITOR Cramer coil capacitor 100nf 250v polyester T1A 250v PC817 OPTOCOUPLER SHARP sharp optocoupler PC817 cramer transformers T1A 250v fuse optocoupler PC817 PC817 optocoupler TEXT
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Abstract: 1.9mA. The same results can be obtained using a Zener diode of about 3.9 - 4.7V in series with a , control In Figure 7 the feedback loop is formed using a Zener diode on the secondary side. When the , that of the primary side feedback method. The Zener diode gives the control side voltage about a ±2% , and Zener Dioded Figure 7. Feedback loop using a Zener diode in the secondary side control. 2.3 , built in diode reinforcement 1.1 Starting resistance design and UVLO For a universal input supply ... Fairchild Semiconductor
Original
datasheet

14 pages,
379.94 Kb

40v 5a smps circuit diagram KA5M0365R application note TRANSFORMER EI2820 EI2820 TDK CORE AN4106 pc817 fairchild datasheet 24v 5a smps 24V 3A SMPS circuit diagram SMPS CIRCUIT DIAGRAM lg KA5L0380R. Application KA5L0380R. Application NOTE circuit SCHEMATIC DIAGRAM SMPS 12v 5A SCHEMATIC DIAGRAM SMPS 12v 5A 24V 5A SMPS circuit diagram tnr 7d471 24v 2a smps q817a NTC 10D-9 schematic SMPS set top box 1000uf, 10v electrolytic capacitor TEXT
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Archived Files

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a zener diode. Its breakdown voltage tracks the Over- voltage protection threshold. The internal voltage CMOS devices (5 to 10V) n zener voltage references n resistors and capacitors. Figure 1. BCD there is a very large load range). The resulting tolerance depends mainly on the zener volt- age C8 100 mF 10V D1 BZW06-154 BZW06-154 D3 1N4148 1N4148 D4 STPS10L25D STPS10L25D OP1 PC817 L6590D L6590D IC1 3 4 1 2 3 PC817 C5, C6 330 mF 16V R1 39 W C3 10 nF T1 16:1 D2 STTA106 STTA106 BD1 DF06M DF06M Vin 88 to 264
/datasheets/files/stmicroelectronics/stonline/books/ascii/docs/7309-v1.htm
STMicroelectronics 03/10/2000 46.24 Kb HTM 7309-v1.htm
Voltage 18 V I clamp V cc Zener Current 20 mA PWM Control Input Sink Current 3 mA BOK pin Sink Y1 class C9 100 nF R2 560 W D1 BZW06-154 BZW06-154 D3 1N4148 1N4148 D4 1N5821 1N5821 OP1 PC817 L6590A L6590A IC1 3 operation, to secondary diode reverse recovery as well, which could falsely trigger the OCP comparator. To 100 mF 10V D1 BZW06-154 BZW06-154 D3 1N4148 1N4148 D4 STPS10L25D STPS10L25D OP1 PC817 L6590A L6590A IC1 3 4 1 2 3 C5, C6 C2 22 mF 25 V D1 BZW06-154 BZW06-154 D3 1N4148 1N4148 OP1 PC817 L6590A L6590A IC1 3 4 1 2 R1 10 W C4 47 nF
/datasheets/files/stmicroelectronics/stonline/books/ascii/docs/7323-v1.htm
STMicroelectronics 23/10/2000 25.72 Kb HTM 7323-v1.htm
tracking. The voltage on the V CC pin is limited at safe values by a zener diode. Its breakdown voltage devices (5 to 10V) n zener voltage references n resistors and capacitors. Figure 1. BCD Off-line Cross range). The resulting tolerance depends mainly on the zener volt- age spread and its temperature BZW06-154 BZW06-154 D3 1N4148 1N4148 D4 STPS10L25D STPS10L25D OP1 PC817 L6590D L6590D IC1 3 4 1 2 3 C5, C6, C7 470 mF 10 V R1 10 W C3 47 PC817 C5, C6 330 mF 16V R1 39 W C3 10 nF T1 16:1 D2 STTA106 STTA106 BD1 DF06M DF06M Vin 88 to 264 Vac F1 2A/250V L
/datasheets/files/stmicroelectronics/stonline/books/ascii/docs/7309.htm
STMicroelectronics 20/10/2000 48.06 Kb HTM 7309.htm
Source Voltage -0.3 to 700 V I d Drain Current 0.7 A V cc IC Supply Voltage 18 V I clamp V cc Zener nF R2 560 W D1 BZW06-154 BZW06-154 D3 1N4148 1N4148 D4 1N5821 1N5821 OP1 PC817 L6590A L6590A IC1 3 1 2 3 R1 10 W C3 22 nF L1 4.7 capacitances and, in case of Contin- uos Conduction Mode operation, to secondary diode reverse recovery as well 10V D1 BZW06-154 BZW06-154 D3 1N4148 1N4148 D4 STPS10L25D STPS10L25D OP1 PC817 L6590A L6590A IC1 3 4 1 2 3 C5, C6, C7 470 mF 10 V R1 , AWG33 AWG33 3 1 5 4 6, 7, 8 C2 22 mF 25 V D1 BZW06-154 BZW06-154 D3 1N4148 1N4148 OP1 PC817 L6590A L6590A IC1 3 4 1 2 R1 10 W C4 47
/datasheets/files/stmicroelectronics/stonline/books/ascii/docs/7323.htm
STMicroelectronics 20/10/2000 26.99 Kb HTM 7323.htm
Current 0.7 A V cc IC Supply Voltage 18 V I clamp V cc Zener Current 20 mA Error Amplifier Ouput 10V Rubycon ZL C9 100 nF R2 560 W D1 BZW06-154 BZW06-154 D3 1N4148 1N4148 D4 1N5822 1N5822 OP1 PC817 3 1 2 secondary diode reverse recovery as well, which could falsely trigger the OCP comparator. To increase noise A C2 22 mF 25 V C8 100 mF 10V D1 BZW06-154 BZW06-154 D3 1N4148 1N4148 D4 STPS10L25D STPS10L25D OP1 PC817 L6590D L6590D Y1 class C8 680 nF D1 BZW06-154 BZW06-154 D3 BAV21 BAV21 D4 1N5821 1N5821 OP1 PC817 C5, C6 330 mF 16V R1 39
/datasheets/files/stmicroelectronics/stonline/books/ascii/docs/5751-v3.htm
STMicroelectronics 03/10/2000 29.1 Kb HTM 5751-v3.htm
Supply Voltage 18 V I clamp V cc Zener Current 20 mA Error Amplifier Ouput Sink Current 3 mA Voltage on PC817 3 1 2 3 C5, C6, C7 470 mF 16V Rubycon ZL R1 10 W C3 22 nF L1 4.7 mH T1 D2 STTA106 STTA106 BD1 DF06M DF06M Vin secondary diode reverse recovery as well, which could falsely trigger the OCP comparator. To increase noise Vdc / 3 A C2 22 mF 25 V C8 100 mF 10V D1 BZW06-154 BZW06-154 D3 1N4148 1N4148 D4 STPS10L25D STPS10L25D OP1 PC817 L6590D L6590D IC1 3 4 mF 25V C4 2.2 nF Y1 class C8 680 nF D1 BZW06-154 BZW06-154 D3 BAV21 BAV21 D4 1N5821 1N5821 OP1 PC817 C5, C6 330 mF 16V
/datasheets/files/stmicroelectronics/stonline/books/ascii/docs/5751.htm
STMicroelectronics 20/10/2000 30.72 Kb HTM 5751.htm
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