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Part Manufacturer Description Datasheet BUY
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
TL431AILPE3 Texas Instruments Adjustable Precision Shunt Regulator 3-TO-92 -40 to 85 visit Texas Instruments
TL431ACDRE4 Texas Instruments Adjustable Precision Shunt Regulator 8-SOIC 0 to 70 visit Texas Instruments
TL431ACLPRE3 Texas Instruments Adjustable Precision Shunt Regulator 3-TO-92 0 to 70 visit Texas Instruments
TL431CDBZT Texas Instruments Adjustable Precision Shunt Regulator 3-SOT-23 0 to 70 visit Texas Instruments

tl431 n1

Catalog Datasheet MFG & Type PDF Document Tags

smps lead acid battery charger schematic

Abstract: P4NA60 L6561 GD GD OPTO + TL431 OPTO + TL431 b) Synchronised Flyback a) TM Flyback Vout Vac CIN DISABLE ZCD MULT VCC L6561 COMP INV GD OPTO + TL431 (BW , BZW04-154 L4955V5.1 N1 to L4990A or L5991 A UC3843A/B or UC3845A/B or L4981 A 470 k 22 , 0.5 mm air gap for a primary inductance of 1.7 mH N1: 2 series windings 66 T each, AWG32 ( 0.24 mm , -154 L4955V5.1 N1 to L4990A or L5991A UC3843A or UC3845A/B /B or L4981A 470 k 22 1N4148 47 µF
STMicroelectronics
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smps lead acid battery charger schematic P4NA60 l6561 flyback pfc led smps lead acid battery charger 12v 50 A battery charger smps schematic Design equations of high-power-factor flyback AN1060 L6561- AN966 AN1007 AN1059 L4955

l6561 flyback pfc led

Abstract: smps lead acid battery charger schematic VCC L6561 L6561 GD GD OPTO + TL431 OPTO + TL431 b) Synchronised Flyback a) TM Flyback Vout Vac CIN DISABLE ZCD MULT VCC L6561 COMP INV GD OPTO + TL431 , STPS360B 5 Vdc / 1A 1 BZW04-154 L4955V5.1 N1 to L4990A or L5991A UC3843A/B or UC3845A/B or , or equivalent 0.5 mm air gap for a primary inductance of 1.7 mH N1: 2 series windings 66 T each , 5 Vdc / 3A 1 BZW04-154 L4955V5.1 N1 to L4990A or L5991A UC3843A/B or UC3845A/B or
STMicroelectronics
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3c85 transformer stP3NB60FP equivalent 90w flyback L6561 AN966 smps L6561 L6561 application note AN932 TSM101

3c85 transformer

Abstract: mains monitor 4n35 TL431 OPTO + TL431 b) Synchronised Flyback a) TM Flyback Vout Vac CIN DISABLE ZCD MULT VCC L6561 COMP INV GD OPTO + TL431 (BW , , Auxiliary Power Supply. Vin=90 to 400 Vdc STPS360B 5 Vdc / 1A 1 BZW04-154 L4955V5.1 N1 to , N1: 2 series windings 66 T each, AWG32 ( 0.24 mm) N2: 11 T, AWG24 ( 0.57 mm) N3: 21 T, AWG32 3 , function Vin=90 to 400 Vdc STPS560B 5 Vdc / 3A 1 BZW04-154 L4955V5.1 N1 to L4990A or
STMicroelectronics
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mains monitor 4n35 3c85 transformer smps bridge 4N35 application note 40W AC-DC Adapter circuit 220 ac to 24 dc SMPS charger circuit diagram uc3843a ac adapter

l6561 flyback pfc led

Abstract: 12v 50 A battery charger smps schematic SYNCH DISABLE DISABLE ZCD ZCD VCC VCC L6561 L6561 GD GD OPTO + TL431 OPTO + TL431 b) Synchronised Flyback a) TM Flyback Vout Vac CIN DISABLE ZCD MULT VCC L6561 COMP INV GD OPTO + TL431 (BW , . Vin=90 to 400 Vdc STPS360B 5 Vdc / 1A 1 BZW04-1 4 5 L4955V5.1 N1 to L4990A or L5991A , , 3C85 material or equivalent 0.5 mm air gap for a primary inductance of 1.7 mH N1: 2 series windings
STMicroelectronics
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l6561 flyback pfc smps isolated 12v output 90w l6561 flyback pfc ac to dc 2xAWG22 STP7NB60FI computer smps details diagram

p4na60

Abstract: uc3843a ac adapter TL431 OPTO + TL431 b) Synchronised Flyback a) TM Flyback Vout Vac CIN DISABLE ZCD MULT VCC L6561 COMP INV GD OPTO + TL431 (BW , , Auxiliary Power Supply. Vin=90 to 400 Vdc STPS360B 5 Vdc / 1A 1 BZW04-1 4 5 L4955V5.1 N1 , N1: 2 series windings 66 T each, AWG32 ( 0.24 mm) N2: 11 T, AWG24 ( 0.57 mm) N3: 21 T, AWG32 3 , function Vin=90 to 400 Vdc STPS560B 5 Vdc / 3A 1 BZW04-154 L4955V5.1 N1 to L4990A or
STMicroelectronics
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p4na60f P4NA60FP 65W ac adapter schematic 2xBZW0485 12v 5 A battery charger smps schematic ac-dc 18V Charger

sd4841p

Abstract: sd4841 U2 KPC817 2009/8/28 U3 TL431 15V 3.3V C15 102/100V C5 104/50V Page 4 R7 , C1 22uF/400V 1PCS 31 U3 TL431 ±1% TO-92 1PCS 16 C2 10nF/400V 1PCS 32 , N1 6 N4 4 7 N5 N3 5 8 1 N2 N6 10 2 TEFLON TUBE 3-5 , Silan (2) No. 1 N1 0.21mm 3pin 4pin 50TS 3TS , N2 1.5 Page 8 N1 2009/8/28 Silan :CEC : 90~264Vac : 50Hz
Silan Semiconductors
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IN4007X4 PC817-C PM3000A sd4841p sd4841 222M 1kv 103 1KV PC817 SD4841 FR107 F/50V 103/1KV SR360

BYV26CPH

Abstract: TL431 current limit (n1 / n2) + [VOVERSHOOT x ( n3 / n2)] (5) where VOVERSHOOT is the additional voltage appearing , at turn-off and LLEAK is the inductance of the flyback transformer measured at winding n1. 0 , 4 the resistance RAUX or the voltage VAUX can be calculated. FEEDBACK VOLTAGE RS TL431 , µH IAUX = 18 mA n1 = 31 VD2 = VD3 = 1 V VOVERSHOOT = 20 V T2 = 2 µs n2 = 6 IPK = 1 A VAUX , ) shows the FB Pin voltage. In the converter, the voltage-error amplifier (a TL431 shunt regulator IC
TOKO
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TK75001 BYV26CPH TL431 current limit RB155 diode 6CWF20F 6CWF20 tl431 n1 IC-120-TK75001 0798O0

VIPER22A Application Note

Abstract: VIPer22A circuit diagram characteristics of the transformer are as follows: Primary Inductance Primary Leakage Inductance HIPOT (N1, N3, N4 to N2) DCR (N1/N4) DCR (N2) DCR (N3) Turns Ratio (N1/N4:N2) Turns Ratio (N1/N4:N3) 2.25mH , STMicroelectronics TL431 Jumper wire AN1735 - APPLICATION NOTE Figure 14: Schematic diagram F1 0.5A FUSE , 0.01uF R6 470 470 470 10uH C9 1500uF 25V R4 68 U3 TL431 TL431 H11A817A
STMicroelectronics
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VIPER22A Application Note VIPer22A circuit diagram VIPER22A VIPer22A pin diagram VIPER22A switching power supply CVP32-005 EN55022

mathcad flyback design

Abstract: forward converter with TL431 (VOUT + VD2) x (n1 / n2) + [VOVERSHOOT x ( n3 / n1)] (5) where VOVERSHOOT is the additional voltage , winding n1. 0 R1 T2 is the conduction time of the output diode D2 and T is the switching period , TL431 (a) (b) FIGURE 1: TK75003 IN A FLYBACK POWER SUPPLY (a) SCHEMATIC (b) VOLTAGE AT , V LLEAK = 2 µH IAUX = 18 mA n1 = 31 VD2 = VD3 = 1 V VOVERSHOOT = 20 V T2 = 2 µs n2 = 6 , . Figure 3(b) shows the feedback pin voltage. In the converter, the voltage-error amplifier (a TL431
TOKO
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IEC1000-3-2 mathcad flyback design forward converter with TL431 irf840 mosfet drive circuit diagram SCHEMATIC POWER SUPPLY irf840 TL431 AS VOLTAGE REGULATOR IN BOOST CONVERTER TL431 IN BOOST CONVERTER IC-121-TK75003

tdk BOBBIN

Abstract: EE16-Z * ZD1 4.3V Zener D1 BYT11-600* D2 1N4148 D3 STPS140 IC IC1 VIPer20 IC2 TL-431 Optocoupler , 4.7k R4 47 ohm s C3 47uF 16V GND Input R7 120 IC2 TL431 R6 4.7k APPLICATION NOTE 4 Electrical Specification of Transformer Primary turns N1-2x 62T (TWO primary split windings , 0.2mm wire N1 (62 turns) N2 (7 turns) N1 4* #0.2mm wire N1 (62 turns) 5 * 5 Layout
STMicroelectronics
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tdk BOBBIN EE16-Z BE-16-118CPH pc817A optocoupler PC30 from TDK P6KE200

12V 1A Transformer specification

Abstract: VIPER22A 5v : Primary Inductance Primary Leakage Inductance Turns Ratio (N1/N5:N2) Turns Ratio (N1/N5:N3) Turns Ratio (N1/N5:N4) 2.25mH±15% 22µH typical 1:0.053 1:0.127 1:0.167 The transformer is designed , -002 STMicroelectronics VIPer22ADIP H11A817A or LTV817 optocoupler STMicroelectronics TL431 Jumper wire 9/11 , D3 U3 TL431 TL431 ST ST L2 10uH R5 R5 2.43k 2.43k 1% 1% C11 0.01uF 50V 50V
STMicroelectronics
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AN1736 KBP210GDI 12V 1A Transformer specification VIPER22A 5v Transformer 12v 1A coil specification cvp32-002 viper22a transformer design iec 61558-1 264VAC

IC L6565

Abstract: equivalent L6565 . 21). With secondary feedback (typically using a TL431 at the secondary side and an optocoupler to , R5 100 k R10 4.7M T1 N1 C9 220 µF 160V D5 BYT01-400 8 1 D3 N2 STTA106 9 , : CORE: ETD29x16x10, N67 material or equivalent IC2 TL431 1 mm air gap for a primary inductance of 285 µH N1: 48 T (24T+24T series connected), 2xAWG28 ( 0.37 mm) N2: 31 T, AWG28 N3: 5 T, AWG28 Naux: 5 , 15mH 1nF 10 nF 250V N2 28V / 0.7A 2 x 470µ F 35V BYW98-100 12V / 1.5A N1 N3
STMicroelectronics
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L6565 L6565N IC L6565 equivalent L6565 IC L6565 equivalent Self-Oscillating Flyback Converters Self-Oscillating Flyback mosfet L6565D

L6565B

Abstract: IC L6565 equivalent regulation (see "Application Ideas", fig. 24). With secondary feedback (typically using a TL431 at the , R10 4.7M T1 C22 100 pF 105 V 0.35 A C26 1nF R5 100 k N1 8 1 D5 BYT01-400 C9 220 µF , TRANSFORMER SPECS: CORE: ETD29x16x10, N67 material or equivalent IC2 TL431 1 mm air gap for a primary inductance of 285 µH N1: 48 T (24T+24T series connected), 2xAWG28 ( 0.37 mm) N2: 31 T, AWG28 N3: 5 T, AWG28 , 2W 75 k 100nF 10 nF 250V N1 N2 BYW98-100 2 x 1000µF 16V 2 x 470µF 35V 28V / 0.7A
STMicroelectronics
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L6565B STP7NB80FI STP4NA80FP pc817 Ringing Choke Converter ETD29x16x10 Ringing Choke Converter E-L6565DTR L6565DTR

IC L6565 equivalent

Abstract: IC L6565 "Application Ideas", fig. 24). With secondary feedback (typically using a TL431 at the secondary side and an , 630V R5 100 k C7 4700pF/ 4KV N1 C9 220 µF D5 BYT01-400 8 160 V 1 D3 N2 , TRANSFORMER SPECS: CORE: ETD29x16x10, N67 material or equivalent IC2 TL431 1 mm air gap for a primary inductance of 285 µH N1: 48 T (24T+24T series connected), 2xAWG28 ( 0.37 mm) N2: 31 T, AWG28 N3: 5 T , N1 STTA106 N3 2 x 1000µF 16V GND BYW100-50 10 47 k 47µF 5V / 0.5A 1N4148
STMicroelectronics
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bc337 darlington equivalent Self-Oscillating Flyback flyback l6565 UA317 tl431 feedback voltage pc817 optocoupler PC817
Abstract: secondary feedback (typically using a TL431 at the secondary side and an optocoupler to transfer output , 630V R5 100 k R10 4.7M T1 N1 C9 220 µF 160V D5 BYT01-400 8 1 D3 N2 , TRANSFORMER SPEC S: CORE: ETD29x16x10, N67 material or equivalent IC2 TL431 ≠1 mm air gap for a primary inductance of 285 µH N1: 48 T (24T+24T series connected), 2xAWG28 (â 0.37 mm) N2: 31 T, AWG28 N3: 5 T , -100 12V / 1.5A N1 N3 2 x 1000µF 16V GND 10 â"¦ 47 kâ"¦ 47µF BYW100-50 5V / 0.5A STMicroelectronics
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L6565B

Abstract: IC L6565 regulation (see "Application Ideas", fig. 21). With secondary feedback (typically using a TL431 at the , R9 4.7M 3 T1 R10 4.7M C22 100pF 105 V 0.35 A C26 1nF R5 100 k N1 8 1 D5 BYT01-400 C9 , TRANSFORMER SPEC S: CORE: ETD29x16x10, N67 material or equivalent IC2 TL431 1 mm air gap for a primary inductance of 285 µH N1: 48 T (24T+24T series connected), 2xAWG28 ( 0.37 mm) N2: 31 T, AWG28 N3: 5 T, AWG28 , -200 75 k 56 k 2W 75 k STTA106 100nF 10 nF 250V N1 N2 BYW98-100 2 x 1000 µF 16V 2 x 470µ
STMicroelectronics
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N57T 5v L6565D STP7NB80FI mosfet Qbc327 smps tl431 pc817 b1017

L6565B

Abstract: secondary feedback (typically using a TL431 at the secondary side and an optocoupler to transfer output , 100 k C7 4700pF/ 4KV N1 C9 220 µF D5 BYT01-400 8 160 V 1 D3 N2 STTA106 , TRANSFORMER SPECS: CORE: ETD29x16x10, N67 material or equivalent IC2 TL431 ≠1 mm air gap for a primary inductance of 285 µH N1: 48 T (24T+24T series connected), 2xAWG28 (â 0.37 mm) N2: 31 T, AWG28 N3: 5 T , -100 12V / 1.5A N1 STTA106 N3 2 x 1000µF 16V GND BYW100-50 10 â"¦ 47 kâ"¦ 47µF
STMicroelectronics
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NCP108x

Abstract: DCM flyback transfer function opto-coupler (optional) Rbias2 Resistor for extra biasing current in the TL431 shunt regulator (optional , VinTon N1 = VoutToff N 2 N1 Dmax Vin _ min = Dmax N 2 1 - Dmax Vout (4) N1 N2 = N1 Vin , operational amplifier, often an equivalent but cheaper network with TL431 voltage reference is used as an , the integrator with the TL431 has crossed unity gain. The gain is determined by the opto-coupler gain , ratio of the opto-coupler. The Rbias2 and Rfb3 resistors connected to the opto-coupler and the TL431
ON Semiconductor
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NCP1080 NCP1081 NCP108x DCM flyback transfer function full bridge smps resonance snubber transistor k 4212 AND8332 SMPS 12V llc AND8332/D

PC817 optocoupler

Abstract: transistor A25 SMD network consists of a programmable voltage reference, TL431, driving an optocoupler which ensures the , nc R20 1k TRANSFORMER Lp=15mH N1/N5V=87 N1/N12V=38 N1/Naux=30 Core material N67 Core shape E20 (E25) 7 1 TL431 U3 Co2 220u - 10V Co1 220u - 25V 3 1 R19 2.2k , STMicroelectronics U2 PC817 Optocoupler U3 TL431 Programmable shunt voltage reference 1% -
STMicroelectronics
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PC817 optocoupler transistor A25 SMD bc547 smd transistor diode 1n4007 Gd TL431 SMD BC547 smd AN2936 STEVAL-ISA034V1 AM01332 STP3N150

pc817 Ringing Choke Converter

Abstract: L6565B "Application Ideas", fig. 24). With secondary feedback (typically using a TL431 at the secondary side and an , 630V R5 100 k C7 4700pF/ 4KV N1 C9 220 µF D5 BYT01-400 8 160 V 1 D3 N2 , TRANSFORMER SPECS: CORE: ETD29x16x10, N67 material or equivalent IC2 TL431 1 mm air gap for a primary inductance of 285 µH N1: 48 T (24T+24T series connected), 2xAWG28 ( 0.37 mm) N2: 31 T, AWG28 N3: 5 T , N1 STTA106 N3 2 x 1000µF 16V GND BYW100-50 10 47 k 47µF 5V / 0.5A 1N4148
STMicroelectronics
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smps with tl431 and pc817 12V 2A SMPS circuit diagram equivalent L6565D L6565-based PC817 so8 AN1326 AN1376 EVAL6565N AN1439
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