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TL431MFK Texas Instruments 1-OUTPUT TWO TERM VOLTAGE REFERENCE, CQCC20 visit Texas Instruments
TL431AILPRE3 Texas Instruments Adjustable Precision Shunt Regulator 3-TO-92 -40 to 85 visit Texas Instruments
TL431AIDRE4 Texas Instruments Adjustable Precision Shunt Regulator 8-SOIC -40 to 85 visit Texas Instruments
TL431IDE4 Texas Instruments Adjustable Precision Shunt Regulator 8-SOIC -40 to 85 visit Texas Instruments
TL431AIDE4 Texas Instruments 1-OUTPUT TWO TERM VOLTAGE REFERENCE, 2.495V, PDSO8, GREEN, PLASTIC, MS-012AA, SOIC-8 visit Texas Instruments
TL431CDBZRG4 Texas Instruments Adjustable Precision Shunt Regulator 3-SOT-23 0 to 70 visit Texas Instruments

Tl431 as optocoupler driver

Catalog Datasheet MFG & Type PDF Document Tags

ASIC R2

Abstract: 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. â'¢ Suitable for constant-power applications. â'¢ Operates with optocoupler or bias winding for
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ASIC R2 1290-B

EE ferrite

Abstract: 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. â'¢ Suitable for constant-power applications. â'¢ Operates with optocoupler or bias winding for
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EE ferrite
Abstract: 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 ASIC Advantage
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IPS18 IPS15H

optocoupler IC PC817

Abstract: optocoupler IC PC817 4 PIN 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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optocoupler IC PC817 optocoupler IC PC817 4 PIN optocoupler IC PC817 pin details Power Transformer EE-16 ic viper12a 5v tl431 and pc817 AN2063 264VAC 50-60H

Q817C

Abstract: IPS15HI 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. â'¢ Fail-safe protection from optocoupler failure when combined with low-cost
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Q817C IPS15HI
Abstract: 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 â'hiccupâ' circuitry involves a counter and some other digital , circuitry and associated 10% losses. â'¢ Fail-safe protection from optocoupler failure when combined with ASIC Advantage
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IPS15HI

Abstract: IPS15H 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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90-265V

Tl431 as optocoupler driver

Abstract: optocoupler as isolated linear opamp 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
Unitrode
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UC3901 Tl431 as optocoupler driver optocoupler as isolated linear opamp LINEAR OPTOCOUPLER optocoupler optocoupler transformer feedback optocoupler application note
Abstract: 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 Unisonic Technologies
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UPSR1103 QW-R502-961

marvell 88EM8081

Abstract: Led driver schematic 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
MARVELL
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marvell 88EM8081 Led driver schematic TS321LT 12v 6A flyback MV-S106340-01

88EM8081

Abstract: TS321LT 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
MARVELL
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88EM8081 88EM8080 nonisolated led driver FOD817 equivalent 0.1uF capicitor 11 kv vfd
Abstract: 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 Unisonic Technologies
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UC1103

SILICON CONTROLLED RECTIFIERS 2AMP

Abstract: flyback PWM 7500 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
Texas Instruments
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TPS6734 MAX734 SILICON CONTROLLED RECTIFIERS 2AMP flyback PWM 7500 MAX735 TPS2812 12v dc soft start motor control diagram RGLTR TL5001

Q817C

Abstract: flyback transformer diagram crt 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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flyback transformer diagram crt IPS16

Q817C

Abstract: AN-IPS-01 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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AN-IPS-01 2N60 MOSFET SMPS 230v 5v 2A 10W schematic 314 OPTO 8 PINS transistor F 22 fqpf IPS15HC
Abstract: . 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 Unisonic Technologies
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QW-R125-028

Tl431 as optocoupler driver

Abstract: LINEAR OPTOCOUPLER 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
Texas Instruments
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OPTO-coupler used for current output optocoupler configuration Precision linear optocoupler Isolated Feedback Generator an unitrode op amp Optocoupler datasheet
Abstract: 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 Unisonic Technologies
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QW-R103-079

optocoupler as isolated linear opamp

Abstract: Tl431 as optocoupler driver 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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OCR Scan

nec2501

Abstract: tailor frequency response. The TL431 (U3) regulates the output voltage by controlling optocoupler LED , CONTROLLEDà¸' TURN-ONà¸' GATEà¸' 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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nec2501 PI-1746-011796 PI-1848-050696
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