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Part Manufacturer Description Datasheet BUY
TPS54061DRBT Texas Instruments Wide Input 60V, 200mA Synchronous Step-Down DC-DC Converter with Low IQ 8-SON -40 to 150 visit Texas Instruments Buy
TPS54061DRBR Texas Instruments Wide Input 60V, 200mA Synchronous Step-Down DC-DC Converter with Low IQ 8-SON -40 to 150 visit Texas Instruments Buy
TPS65262RHBT Texas Instruments 18V Input, 3A/1A/1A Triple Synchronous Step-Down Converter with 200mA/100mA Dual LDOs 32-VQFN -40 to 85 visit Texas Instruments Buy
TPS65262RHBR Texas Instruments 18V Input, 3A/1A/1A Triple Synchronous Step-Down Converter with 200mA/100mA Dual LDOs 32-VQFN -40 to 85 visit Texas Instruments
LM2575HVT-15/LF03 Texas Instruments SIMPLE SWITCHER 1A Step-Down Voltage Regulator 5-TO-220 visit Texas Instruments
LM2575T-ADJ/LF02 Texas Instruments SIMPLE SWITCHER 1A Step-Down Voltage Regulator 5-TO-220 visit Texas Instruments

step down transformer 200mA

Catalog Datasheet MFG & Type PDF Document Tags

optocoupler triac

Abstract: 7044A , isolated power supply, current-mode, PWM, synchronous rectifier, switch mode, fixed frequency, step down , scheme is used to guarantee gate drive voltage on the freewheeling MOSFET when the transformer winding , changing from 40V to 60V. The forward path synchronous MOSFET Q1 is turned on when the transformer voltage , freewheeling MOSFET Q4 is turned on when switch Q3 is turned off and the transformer voltage reverses. Once the transformer voltage goes to zero, MOSFET Q2 is kept on because there is no discharge path on the
Maxim Integrated Products
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T 3512 H diode

Abstract: TMK316AB7106KL-T application, the Sumida 10396-T023 transformer will be used. Step 4: Choose the correct output diode. The , Mode Operation No Transformer Third Winding or Opto-Isolator Required for Regulation Improved , . Two external resistors and the transformer turns ratio easily set the output voltage. Off-the-shelf , mA Switch VCESAT ISW = 200mA RREF Voltage 0.5 RREF Voltage Line Regulation 6V < VIN , . Pull the pin to 0V to shut down the LT3512. This pin has an accurate 1.21V threshold and can be used
Linear Technology
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LT3574 T 3512 H diode TMK316AB7106KL-T DIODE 6 AMP 150V diode T 3512 H t023 10396 Sumida QFN-36 LT3956 LT3575 TSSOP-16E LT3573 MSOP-16E
Abstract: INFORMATION Step 1: Select the transformer turns ratio. NPS < VSW(MAX) â'" VIN(MAX) â'" VLEAKAGE VOUT + , INFORMATION Example: Step 15: Ensure minimum load. VOUT measured at 200mA and 48VIN Check minimum , Boundary Mode Operation No Transformer Third Winding or Opto-Isolator Required for Regulation Improved , . Two external resistors and the transformer turns ratio easily set the output voltage. Off-the-shelf , Limit 80 120 150 mA Switch VCESAT ISW = 200mA 0.5 RREF Voltage RREF Voltage Linear Technology
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MSOP-16 LT3757 DFN-10 MSOP-10E LT3758 LTC1871/LTC1871-1/

main transformer secondary 6V 200mA specification

Abstract: 750311692 IOUT = 200mA 3512fb 15 LT3512 Applications Information Step 1: Select the transformer turns , transformer chosen is as follows NPRIMARY: NSECONDARY: NTHIRD = 2:1:0.33. Step 2: Calculate maximum power , power. Two external resistors and the transformer turns ratio easily set the output voltage , Operation No Transformer Third Winding or Opto-Isolator Required for Regulation n Improved Primary-Side , nA V/V mhos 3512fb ISW = 200mA 1.18 1.17 1.20 0.01 RREF Voltage Line Regulation RREF Pin
Linear Technology
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main transformer secondary 6V 200mA specification 750311692 buck boost transformer 120v to 12v 48V to 12V buck boost transformer Flyback transformer design and ratings Nippon capacitors A/150V MSOP-10 LTC1871-7

diode T 3512 H

Abstract: T 3512 H diode IOUT = 200mA 3512fa 15 LT3512 APPLICATIONS INFORMATION Step 1: Select the transformer turns , isolated output power. Two external resistors and the transformer turns ratio easily set the output voltage , Operation No Transformer Third Winding or Opto-Isolator Required for Regulation Improved Primary-Side , 800 150 1.215 1.23 0.03 400 mA mA V V V %/V nA V/V mhos 3512fa ISW = 200mA 1.18 1.17 1.20 , the LT3512. Pull the pin to 0V to shut down the LT3512. This pin has an accurate 1.21V threshold and
Linear Technology
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TMK316AB7106K 01355-T061 10396-T025 MMSZ5266BT16 4.5V TO 100V INPUT REGULATOR MMS2527

step down transformer 200mA

Abstract: LTC3549 step down regulator Linear Technology Magazine · September 2006 0 1k COUT 4.7uF , DESIGN IDEASL Monolithic Buck Regulator Operates by Gregg Castellucci Down to 1.6V Input , characteristics often eliminate the need for an input transformer and/or AC-coupling capacitors. This allows , /DIV AC COUPLED ILOAD 200mA/DIV ILOAD 200mA/DIV IL 200mA/DIV IL 200mA/DIV 1.6V, 1uA , step, pulse skip mode. When the junction temperature reaches approximately 160°C, the thermal
Linear Technology
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LTC3549 VLF3012AT-3R3MR87 step down transformer 200mA LT6402 LTC3409

nicd charge controller

Abstract: AC adapter 5V discharges, the regulator must first step down, and then step up. This requirement precludes use of the simpler, one-function regulator topologies that can only step down, step up, or invert. One effective , capacitively coupled to the switching circuitry (Figure 1). The absence of a transformer is one of several , VOUT approaches VIN. Its power-conversion efficiency peaks at 86%, near 200mA (Figure 1). Figure 2. Typical dc-dc boost converters provide a current path from input to output, even when powered down. To
Maxim Integrated Products
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MAX713 MAX712 AN671 APP671 nicd charge controller AC adapter 5V

1E103J

Abstract: ser2010-122mx difference between the topologies are, the Half Bridge topology employs a transformer to provide input / output ground isolation and a step down or step up function. The LM5035 evaluation board is designed , capability in applications up to 500 Watts. The operation of the transformer causes the flux to swing in , transformer secondary has 2 turns, leading to a 4:1 step-down of the input voltage. For an output voltage of , secondary rectifiers until the main transformer energizes the gate drivers. The DLY resistor programs the
National Semiconductor
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AN-1435 1E103J ser2010-122mx C2012X7R1H334 1H682J 1435 optocoupler C1608C0G1H222J CSP-9-111C2 CSP-9-111S2

MOSFET 1500V 10A

Abstract: ctx03-14856 recommended to cool down the power transformer and output inductor. Figure 2 shows the output voltage , into the Transformer o Fully Assembled and Tested Board with Minimum PC Board Footprint o 0.3 , ) C7, C13, C14 C12 3 C16 1 4.7nF, 1500V ceramic capacitor D3 1 200mA, 100V , 1 200mA, 200V, diode Panasonic MA115CT Q1 1 200V MOSFET, Rds = 0.18 International , Transformer Coiltronics CTX03-14856 NPN transistor, FMMT3904 D4 D5
Maxim Integrated Products
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MAX5003EVKIT50W MAX5003 MOSFET 1500V 10A mosfet 1500v Coiltronics CTX03 CTX03 15V zener ma111ct MAX5003-50W WSL1206 UPW0J561MPH MA111CT SBL2040CT

MOSFET 1500V 10A

Abstract: mosfet 1500v Switching Frequency o Fully Isolated Design with 1500V Isolation Built into the Transformer o Fully , resistor (1206) D3 1 200mA, 100V diode Panasonic MA111CT R13 R14 1 10k ±5% resistor (0805) D4 1 20A, 40V low forward voltage Schottky diode General Semi SBL2040CT 1 200mA , ±5% resistor (0805) L1 1 4.7uH inductor Coiltronics HC2-4R7 T1 1 Transformer (12 , designed to shut down when the input supply voltage is under 32V. Power Supply Typical Specifications
Maxim Integrated Products
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c10 5t VARIABLE RESISTOR FOOTPRINTS IRF640N zener c15 5t 111CT MA115

ma111ct

Abstract: "MOSFET "1500V 10A the power supply is recommended to cool down the power transformer and output inductor. Figure 2 shows , Fully Isolated Design with 1500V Isolation Built into the Transformer Fully Assembled and Tested Board , , 100V ceramic capacitor (0805) 4.7nF, 1500V ceramic capacitor 200mA, 100V diode Panasonic MA111CT 20A, 40V low forward voltage Schottky diode General Semi SBL2040CT 200mA, 200V, diode Panasonic MA115CT , ) 1 ±5% resistor (0805) 4.7uH inductor Coiltronics HC2-4R7 Transformer Coiltronics CTX03-14856 C7
Maxim Integrated Products
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Coiltronics CTX03-17677-R zener diode 50w 5V

lem 500w power amplifier circuit diagram

Abstract: forward convert satura tion due to a sudden load step increase at high line, and to keep the core losses down, a safe , DC converter applications. But because this IC can provide a high out put current (1A peak, 200mA , (the combination of the induc tor current slope referred to the primary, the transformer magnetizing , using the error amplifier's dynamic range. If a step increase in load current occurs, the error , transformer utilization. The complete schematic of the pow er supply is shown in Figure 7. Figure 7
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OCR Scan
P-44040-UG 768XT188-3E2A lem 500w power amplifier circuit diagram forward convert ferroxcube 3c8 material Ferroxcube 3C8 flyback Ferroxcube 846XT250-3C8 CS3842A I842A 24AWG 30AWG 846XT250-3C8

CRCW12060R47F

Abstract: dc to dc converter step up power supply 24 volts input to 30v dc The flyback transformer is actually a coupled inductor with multiple windings wound on a single core , winding as the secondary winding of the flyback transformer. LM5020 Evaluation Board LM5020 Evaluation Board The transformer's primary inductance is typically made as large as is practical. However , concern at first power-up. Loading An appropriate electronic load specified for operation down to , Volts/div = 20.0V Horizontal Resolution = 2.0us/div FIGURE 4. LOAD STEP RESPONSE Figure 5 shows
National Semiconductor
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AN-1314 CRCW12060R47F dc to dc converter step up power supply 24 volts input to 30v dc C2012COG1H101J 1.5 Amps transformer B0695-A TDK flyback transformer

TDK flyback transformer

Abstract: c2012cog1h332 The flyback transformer is actually a coupled inductor with multiple windings wound on a single core , winding as the secondary winding of the flyback transformer. LM5020 Evaluation Board LM5020 Evaluation Board The transformer's primary inductance is typically made as large as is practical. However , concern at first power-up. Loading An appropriate electronic load specified for operation down to , approaching 30VDC Amps/div = 20.0mA Volts/div = 20.0V Trace 4: Input ripple current Horizontal
National Semiconductor
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c2012cog1h332 C2012COG1H102J C4532X7R2A225M EFD20 MSOP10 PA0751

in4744

Abstract: Ferroxcube 3C8 provide a high output current (1A peak, 200mA average), it is also capable of driving large power MOSFETS , transformer magnetizing current, and any slope compensation) increases such to provide instant duty cycle correction without using the error amplifierÕs dynamic range. If a step increase in load current occurs, the , limit on the maximum duty cycle which results in less efficient transformer utilization. The complete , ) Power Transformer: Inductors: (estimate) Snubbers, control ckt, etc: Total estimated losses Expected
Cherry Semiconductor
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EC52-3C8 in4744 Ferroxcube 3C8 byv 32 diode PQ-4040 768XT188 ferroxcube core 3c8 2616PA250-3B7 78CH1337-AES

diagram Converter 24v to 12v pcb layout

Abstract: 24v to 12v converter CIRCUIT DIAGRAM over the tested operating conditions. The step­ down converter (Figure 6) is the easiest to compensate , the compensation network is to observe the response of the output voltage to a step load change, while , step­up/down converter with the addition of an external power MOSFET. Energy is stored in the inductor , MOSFET. The network consists of components RG, D3, and D4 . Figure 8. Step-Up / Down Converter TC33167 -1 5/25/00 7 DC/DC Converter Control Circuits TC33167 3.45, TC33167 STEP UP-DOWN NWOD-PU
TelCom Semiconductor
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diagram Converter 24v to 12v pcb layout 24v to 12v converter CIRCUIT DIAGRAM 5930B 5903B EA 5pin transistor D-82152

regulator ic 6562

Abstract: 2N2907A smt -output, low noise switching regulator. The outputs include: 5V/3A, 3.3V/3A, 12V/200mA and 2.9V/3A. Refer to , Measured at Rated Current Transient Response Load Step Settling Time 10% to 100% to 10% to 100% to Load Step Undershoot Transient Load Step Overshoot Transient 100% load 10% load 100% load , UNITS 7 to 28 V Supply Current in Shutdown All Outputs Shut Down, VIN = 15V (LTC1439) All Outputs Shut Down, VIN = 15V (LTC1539) 16 70 uA uA Supply Current All Outputs On, VIN = 15V
Linear Technology
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regulator ic 6562 2N2907A smt fzt849ta smt a 472j 3 channel IR remote control switch circuit diagra diode SMT M7 DC106 LTC1439/LTC1539 1438/LTC1439 LTC1538-AUX/ P54LM DC096B

GMT 0223

Abstract: GMT-0223 operating conditions. The step­ down converter (Figure 6) is the easiest to compensate for stability. The , network is to observe the response of the output voltage to a step load change, while adjusting RF and CF , configured as a step­up/down converter with the addition of an external power MOSFET. Energy is stored in , . Step-Up / Down Converter TC33167 -1 5/25/00 7 Power Switching Regulator TC33167 + ± , Q2 + Vin CO D3 VO 1.9 , TC33167 STEP UP-DOWN 3.45, (Top View) Figure 9
TelCom Semiconductor
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GMT 0223 GMT-0223 simple 12v to 19v converter 12V DC to 24V dC converter circuit diagram 58350-A2 M1496-A

power supply IRF830 APPLICATION

Abstract: 220 ac voltage regulator without transformer were flyback switching power supply or a high voltage linear regulator. The typical transformer supply , practical at this power level. The transformer supply offers isolation and better efficiency but is , switching or transformer supplies and does not provide isolation, but is a low cost, compact (no transformer) 2W to 6W power supply accepting the world wide range of input voltage and frequency. This , operation of the HV-2405E as a control chip. The basic operation of the HV-2405E can be broken down into
Harris Semiconductor
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power supply IRF830 APPLICATION 220 ac voltage regulator without transformer an9101 250VAC CAP FAN REGULATOR IRF830 equivalent Gould 2608 AN9217 120VRMS AN9101

bobbin EER35

Abstract: ECK-D3A472KBN . Figure 16 ­ Transient Response, 115 VAC, 75-10075% Load Step. Top: Load Current, 200mA/div. Bottom , , 75-10075% Load Step Upper: Load Current, 200mA/ div. Bottom: Output Voltage 50 mV, 2 ms / div. Power , and applications illustrated herein (including circuits external to the products and transformer , . 10 7 Transformer Specification , . 12 7.4 Transformer Build Diagram
Power Integrations
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bobbin EER35 ECK-D3A472KBN YC-3508 EER-3541 CIRCUIT DIAGRAM TOP247Y eer35 DER-53 261/A
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