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Part Manufacturer Description Datasheet Download Buy Part
LT4430IS6#TRMPBF Linear Technology LT4430 - Secondary-Side Optocoupler Driver; Package: SOT; Pins: 6; Temperature Range: -40°C to 85°C
LT4430HS6#PBF Linear Technology LT4430 - Secondary-Side Optocoupler Driver; Package: SOT; Pins: 6; Temperature Range: -40°C to 125°C
LT4430ES6#TRMPBF Linear Technology LT4430 - Secondary-Side Optocoupler Driver; Package: SOT; Pins: 6; Temperature Range: -40°C to 85°C
LT4430HS6#TRMPBF Linear Technology LT4430 - Secondary-Side Optocoupler Driver; Package: SOT; Pins: 6; Temperature Range: -40°C to 125°C
LT4430IS6#TRPBF Linear Technology LT4430 - Secondary-Side Optocoupler Driver; Package: SOT; Pins: 6; Temperature Range: -40°C to 85°C
LT4430HS6#TRPBF Linear Technology LT4430 - Secondary-Side Optocoupler Driver; Package: SOT; Pins: 6; Temperature Range: -40°C to 125°C

Tl431 as optocoupler driver Datasheets Context Search

Catalog Datasheet MFG & Type PDF Document Tags
2003 - ASIC R2

Abstract: No abstract text available
Text: is 10 volts as defined by R15 and R16 and 2.5V at the Pin #1 of the TL431 . The cathode of the TL431 , includes additional features such as soft start and over-voltage limiting. As the IPS10, the IPS15 , oscillator, a PWM with its associated comparator and loop compensation components as well as all the , ). It is optimized to operate with an optocoupler to provide the feedback from the secondary but , voltage. • Suitable for constant-power applications. • Operates with optocoupler or bias winding for


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PDF IPS15 IPS15 IPS10. IPS10, 1290-B ASIC R2
2003 - EE ferrite

Abstract: No abstract text available
Text: by R15 and R16 and 2.5V at the Pin #1 of the TL431 . The cathode of the TL431 can go to a voltage as , includes additional features such as soft start and over-voltage limiting. As the IPS10, the IPS15 , oscillator, a PWM with its associated comparator and loop compensation components as well as all the , ). It is optimized to operate with an optocoupler to provide the feedback from the secondary but , voltage. • Suitable for constant-power applications. • Operates with optocoupler or bias winding for


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PDF IPS15 IPS10. IPS10, 1290-B EE ferrite
2003 - Not Available

Abstract: No abstract text available
Text: optocoupler or bias winding for constant voltage applications: zeners, adjustable shunt regulator like TL431 , figure 1, the output voltage is 10 volts as defined by R15 and R16 and 2.5V at the Pin #1 of the TL431 . The cathode of the TL431 can go to a voltage as low as 2 Volts. The IR LED requires approximately 1 , , shunt-regulator, precision oscillator, PWM with its associated comparator and loop compensation components as well as all the necessary biasing and protection circuitry (thermal shutdown, under-voltage


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PDF IPS18 IPS15H IPS15 1290-B
optocoupler IC PC817

Abstract: optocoupler IC PC817 pin details optocoupler IC PC817 4 PIN Power Transformer EE-16 ic viper12a 5v tl431 and pc817 tl431 feedback voltage pc817 mobile charger VIPer12A ic viper12a
Text: off line power supply as a primary side switch. in a monolithic structure housed in DIP-8 or SO-8 package it includes a PWM driver , a Power MOSFET with 730V breakdown voltage, a start-up circuit and , interference. The high switching current loop areas should be kept as small as possible to reduce the radiated , ground will upset critical reference paths. Therefore, poor grounding routing can manifest itself as poor , ringing on the drain pin of VIPer12A. bs O The output voltage is regulated with a TL431 (U3) via an


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PDF AN2063 100mW. VIPer12A optocoupler IC PC817 optocoupler IC PC817 pin details optocoupler IC PC817 4 PIN Power Transformer EE-16 ic viper12a 5v tl431 and pc817 tl431 feedback voltage pc817 mobile charger ic viper12a
2003 - IPS15HI

Abstract: Q817C
Text: of the optocoupler then will bring the SMPS back to normal operation. As already described in the , the Pin #1 of the TL431 . The cathode of the TL431 can go to a voltage as low as 2 Volts. The IR LED , Efficiency, Low Stand-By Power. Fail- Saf e Protection from Optocoupler Failure When Combined with Low , , PWM with its associated comparator and loop compensation components as well as all the necessary , associated 10% losses. • Fail-safe protection from optocoupler failure when combined with low-cost


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PDF IPS15H IPS15 1290-B IPS15HI Q817C
2003 - Not Available

Abstract: No abstract text available
Text: 1, the output voltage is 10 volts as defined by R15 and R16 and 2.5V at the Pin #1 of the TL431 . The cathode of the TL431 can go to a voltage as low as 2 Volts. The IR LED requires approximately 1 , , precision oscillator, PWM with its associated comparator and loop compensation components as well as all , over-current). As with the IPS15H, the IPS18 “hiccup” circuitry involves a counter and some other digital , circuitry and associated 10% losses. • Fail-safe protection from optocoupler failure when combined with


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PDF IPS18 IPS18 IPS15H IPS15 1290-B
2003 - IPS15HI

Abstract: IPS15H 90-265V
Text: of the optocoupler then will bring the SMPS back to normal operation. As already described in the , 1, the output voltage is 10 volts as defined by R15 and R16 and 2.5V at the Pin #1 of the TL431 . The cathode of the TL431 can go to a voltage as low as 2 Volts. The IR LED requires approximately 1 Volt which , , Low Stand-By Power. Fail-Safe Protection from Optocoupler Failure When Combined with Low Power Zener , with its associated comparator and loop compensation components as well as all the necessary biasing


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PDF IPS15H IPS15H IPS15 1290-B IPS15HI 90-265V
Tl431 as optocoupler driver

Abstract: optocoupler as isolated linear opamp LINEAR OPTOCOUPLER optocoupler Precision linear optocoupler optocoupler application note optocoupler transformer feedback OPTOCOUPLER voltage output Optocoupler devices optocoupler configuration
Text: an adjustable shunt regulator like the TL431 device or an op-amp and voltage reference as the optocoupler driver . While these approaches do satisfy the basic requirements in many applications, quite , the role as precision optocoupler control and drivers. The basic building blocks necessary for optocoupler feedback control are a precision reference, an error Basic Optocoupler Driver Circuit OP AMP , DN-33 Design Note OPTOCOUPLER FEEDBACK DRIVE TECHNIQUES USING THE UC 3901 AND UC3903


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PDF DN-33 UC3903 TL431 250kHz) Tl431 as optocoupler driver optocoupler as isolated linear opamp LINEAR OPTOCOUPLER optocoupler Precision linear optocoupler optocoupler application note optocoupler transformer feedback OPTOCOUPLER voltage output Optocoupler devices optocoupler configuration
2013 - Not Available

Abstract: No abstract text available
Text: primary-side sensing and regulation. Opto-coupler and TL431 could be eliminated. It also provides off-time , primary-side sensing and regulation. Opto-coupler and TL431 could be eliminated. Proprietary built-in CV and CC , precision constant current regulation at universal AC input * Primary side control without TL431 and opto-coupler * Programmable CV and CC regulation * Programmable cable compensation in CV mode * Flyback topology in DCM operation * Frequency hopping to reduce system EMI  SOP-8 * Driver MOSFET


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PDF UPSR1103 UPSR1103 TL431 QW-R502-961.
1999 - marvell 88EM8081

Abstract: TS321LT Led driver schematic 12v 6A flyback
Text: MOSFET Q1 as in Figure 1, Universal Isolated LED Driver with PFC, on page 3. The output of the resistor , voltage and TL431 device reference (2.5V) is amplified. An optocoupler can be used to pass the error , output can be achieved by clamping the output of TL431 . It is well known that CTR of an optocoupler , a universal isolated LED driver with PFC using the 88EM8080/88EM8081 device. General Features , protection for universal voltage Fixed switching frequency 1.2A (typical) driver capability Minimal external


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PDF 88EM8080/88EM8081 MV-S106340-01, 88EM8080/88EM8081 MV-S106340-01 marvell 88EM8081 TS321LT Led driver schematic 12v 6A flyback
1999 - 88EM8081

Abstract: TS321LT 88EM8080 marvell 88EM8081 Led driver schematic nonisolated led driver 88 Marvell qdeo 11 kv vfd 0.1uF capicitor
Text: of the external switching MOSFET Q1 as in Figure 1, Universal Isolated LED Driver with PFC, on page , TL431 device reference (2.5V) is amplified. An optocoupler can be used to pass the error information to , output can be achieved by clamping the output of TL431 . It is well known that CTR of an optocoupler , for LED lighting applications. a reference schematic for a universal isolated LED driver with PFC , frequency 1.2A (typical) driver capability Minimal external components required Under voltage lockout


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PDF 88EM8080/88EM8081 MV-S106340-01, 88EM8080/88EM8081 MV-S106340-01 88EM8081 TS321LT 88EM8080 marvell 88EM8081 Led driver schematic nonisolated led driver 88 Marvell qdeo 11 kv vfd 0.1uF capicitor
2015 - Not Available

Abstract: No abstract text available
Text: primary-side sensing and regulation. Opto-coupler and TL431 could be eliminated. It also provides off-time , in primary-side sensing and regulation. Opto-coupler and TL431 could be eliminated. Proprietary , precision constant current regulation at universal AC input * Primary side control without TL431 and opto-coupler * Programmable CV and CC regulation * Programmable cable compensation in CV mode * Flyback topology in DCM operation * Frequency hopping to reduce system EMI  SOP-8 * Driver MOSFET


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PDF UC1103 UC1103 TL431 QW-R502-961
2007 - Q817C

Abstract: flyback transformer diagram crt
Text: with its associated comparator and loop compensation components as well as all the necessary biasing , connected to the optocoupler 7 GND 8 NDRIVE MOSFET current sensing. Any voltage over 700 mv @ , mode feedback control ( optocoupler or bias winding); - On-chip filters for the loop compensation and , When the 9.5 volts are reached, the driver starts providing gate pulses. The chip will go back to the , . When the expected output voltage is reached, the optocoupler 's led is driven, and the opto pin voltage


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PDF IPS16 IPS15 1290-B Q817C flyback transformer diagram crt
2007 - Q817C

Abstract: AN-IPS-01 230v 5v 2A 10W schematic 2N60 MOSFET SMPS 314 OPTO 8 PINS transistor F 22 fqpf IPS15HC motorola mosfet 2N60 transistor AN-IPS02
Text: with its associated comparator and loop compensation components as well as all the necessary biasing , connected to the optocoupler Ground. Internal N drive terminal to be connected to the gate of the outside , external pulse applied on pin SYNC (SYNC=1); - Dual mode feedback control ( optocoupler or bias winding); - , consumption is of the order of 120 A. When the 9.5 volts are reached, the driver starts providing gate pulses , ISENSE pin. When the expected output voltage is reached, the optocoupler 's led is driven, and the opto


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PDF IPS16 IPS15 1290-B Q817C AN-IPS-01 230v 5v 2A 10W schematic 2N60 MOSFET SMPS 314 OPTO 8 PINS transistor F 22 fqpf IPS15HC motorola mosfet 2N60 transistor AN-IPS02
1999 - Tl431 as optocoupler driver

Abstract: LINEAR OPTOCOUPLER optocoupler as isolated linear opamp optocoupler transformer feedback OPTO-coupler used for current output optocoupler optocoupler configuration optocoupler application note Precision linear optocoupler TL431
Text: an adjustable shunt regulator like the TL431 device or an op-amp and voltage reference as the optocoupler driver . While these approaches do satisfy the basic requirements in many applications, quite , the role as precision optocoupler control and drivers. The basic building blocks necessary for optocoupler feedback control are a precision reference, an error Basic Optocoupler Driver Circuit OP AMP , DN-33 Design Note OPTOCOUPLER FEEDBACK DRIVE TECHNIQUES USING THE UC 3901 AND UC3903


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PDF DN-33 UC3903 TL431 Tl431 as optocoupler driver LINEAR OPTOCOUPLER optocoupler as isolated linear opamp optocoupler transformer feedback OPTO-coupler used for current output optocoupler optocoupler configuration optocoupler application note Precision linear optocoupler
2013 - Not Available

Abstract: No abstract text available
Text: . Consequently, opto-coupler and TL431 could be eliminated. Constant Current (CC) control is intergrated as , and regulation without TL431 and opto-coupler * High precision constant current regulation at , primary side sensing and regulation, eliminating the need of opto-coupler and TL431 , which makes the , Ground Current sense input. Base driver with current limit for power BJT. The voltage feedback from , UPSL100, the CC point can be externally adjusted by external current sense resistor RS at CS pin as


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PDF UPSL100 OT-25 TL431 UPSL100 QW-R125-028
1997 - SILICON CONTROLLED RECTIFIERS 2AMP

Abstract: flyback PWM 7500 TPS2812 MAX735 TPS6735ID TPS6735 TPS6734 MAX734 1N5817 TPS5904
Text: optocoupler and TL431 feedback network is our new TPS5904, which integrates the two devices into one. The optocoupler section serves as the isolation network for the feedback path. The TL431 section serves as the , well known TL431 family to low voltage systems. This device is designed to be used as a sense , Block Diagram Features TL431 / TLV431 Precision reference and an optocoupler in a single package , converter capable of delivering 120mA from inputs as low as 3.75V. The device is pin-for-pin compatible


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PDF TPS6734 120mA SILICON CONTROLLED RECTIFIERS 2AMP flyback PWM 7500 TPS2812 MAX735 TPS6735ID TPS6735 TPS6734 MAX734 1N5817 TPS5904
optocoupler as isolated linear opamp

Abstract: Tl431 as optocoupler driver
Text: TL431 device or an op-amp and voltage reference as the optocoupler driver . While these approaches do , optocoupler feedback drive applications. Initially developed to address other specific power supply tasks, several control ICs excel in the role as preci sion optocoupler control and drivers. The basic building , n jl DN-33 Design Note U N IT R O D E OPTOCOUPLER FEEDBACK DRIVE TECHNIQUES USING THE UC 3901 AND UC3903 Numerous techniques and devices are available to the designers of optocoupler


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PDF DN-33 UC3903 TL431 UC3901 optocoupler as isolated linear opamp Tl431 as optocoupler driver
2014 - Not Available

Abstract: No abstract text available
Text: side control without TL431 and opto-coupler * High precision constant current regulation at universal , sensing and regulation. Opto-coupler and TL431 could be eliminated. Proprietary built-in CV and CC , ) flyback power supplies. The UTC UPSRB02 operates in primary-side sensing and regulation. Opto-coupler and TL431 could be eliminated. It also eliminates the need of loop compensation circuitry while , * Flyback topology in DCM operation * Random frequency modulation to reduce system EMI * Driver BJT switch


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PDF UPSRB02 UPSRB02 TL431 QW-R103-079
nec2501

Abstract: AN-16 topswitch
Text: tailor frequency response. The TL431 (U3) regulates the output voltage by controlling optocoupler LED , CONTROLLED฀ TURN-ON฀ GATE฀ DRIVER OSCILLATOR DMAX CLOCK - S Q + SAW R Q , during normal operation. Trigger input for latching shutdown. It is also used as the supply bypass and , increasing CONTROL pin current as shown in Figure 4. To implement all the required control, bias, and protection functions, the DRAIN and CONTROL pins each perform several functions as described below. Refer


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PDF OP100-4 PI-1848-050696 nec2501 AN-16 topswitch
2001 - IC L6565

Abstract: equivalent L6565 IC L6565 equivalent L6565 Self-Oscillating Flyback mosfet Self-Oscillating Flyback Converters STP7NB80FI BC327 equivalent optocoupler PC817 pc817 Ringing Choke Converter
Text: . 21). With secondary feedback (typically using a TL431 at the secondary side and an optocoupler to , VOLTAGE s ±400mA TOTEM POLE GATE DRIVER WITH UVLO PULL-DOWN s BLUE ANGEL, ENERGY STAR, ENERGY 2000 , SUPPLY R V CC Q 20V R1 S 7 GD + DRIVER R2 - VREF2 ZERO CURRENT , special function that automatically lowers the operating frequency still maintaining the operation as close to ZVS as possible. In addition to very low start-up and quiescent currents, this feature helps


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PDF L6565 400mA L6565N L6565D L6565 IC L6565 equivalent L6565 IC L6565 equivalent Self-Oscillating Flyback mosfet Self-Oscillating Flyback Converters STP7NB80FI BC327 equivalent optocoupler PC817 pc817 Ringing Choke Converter
1999 - Tl431 as optocoupler driver

Abstract: toko 10.7 mhz transformer toko if transformer OPTO tl431 toko pulse transformer TOKO 10.7 transformer TK75002 748 OP AMP IC-162-TK75002 ic lm 7500
Text: s s Eliminates Opto-coupler from Feedback Loop Replaces TL431 and Eliminates Parasitic Zero Pulse Transformer Driver Same Transformer for Any Output Voltage Peak Current Controlled Automatic , conjunction with the pulse transformer, it replaces the TL431 / opto-coupler combination and eliminates the , the standard configuration of driving an opto-coupler with a TL431 . If a pulse transformer is , opto-coupler to limit the maximum current. The main advantage of the TK75002 over the TL431 is the


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PDF TK75002 TL431 TK75002 err375 IC-162-TK75002 0798O0 Tl431 as optocoupler driver toko 10.7 mhz transformer toko if transformer OPTO tl431 toko pulse transformer TOKO 10.7 transformer 748 OP AMP IC-162-TK75002 ic lm 7500
2014 - Not Available

Abstract: No abstract text available
Text: primary-side sensing and regulation. Opto-coupler and TL431 could be eliminated. It also eliminates the need , regulation at universal AC input * Primary side control without TL431 and opto-coupler * High precision , primary-side sensing and regulation. Opto-coupler and TL431 could be eliminated. Proprietary built-in CV and CC , reduce system EMI * Driver BJT switch * Programmable cable drop compensation  4 * Built-in , The Operating current of UTC UPSRB01 is as low as 400μA. Good efficiency and very low standby power


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PDF UPSRB01 UPSRB01 TL431 QW-R103-078
2013 - Not Available

Abstract: No abstract text available
Text: regulation. Opto-coupler and TL431 could be eliminated. It also eliminates the need of loop compensation , * Primary side control without TL431 and opto-coupler * Programmable CV and CC regulation * Eliminates , . Opto-coupler and TL431 could be eliminated. Proprietary built-in CV and CC control can achieve high precision , reduce system EMI SOP-8 * Driver BJT switch * Built-in leading edge blanking * Built-in primary , in case of UVLO. Operating Current The Operating current of UTC UPSR100 is as low as 500µA. Good


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PDF UPSR100 UPSR100 TL431 QW-R502-946
2013 - Not Available

Abstract: No abstract text available
Text: primary-side sensing and regulation. Opto-coupler and TL431 could be eliminated. It also eliminates the need , constant current regulation at universal AC input * Primary side control without TL431 and opto-coupler , operates in primary-side sensing and regulation. Opto-coupler and TL431 could be eliminated. Proprietary , operation * Random frequency modulation to reduce system EMI  SOP-8 * Driver BJT switch , current of UTC UPSR100 is as low as 500µA. Good efficiency and very low standby power can be achieved


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PDF UPSR100 UPSR100 TL431 QW-R502-946
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