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LT1912IMSE#TRPBF-ES Linear Technology 36V, 2A, 500kHz Step-Down Switching Regulator visit Linear Technology - Now Part of Analog Devices
LT1912IDD#PBF-ES Linear Technology 36V, 2A, 500kHz Step-Down Switching Regulator visit Linear Technology - Now Part of Analog Devices
LT1912IDD#TRPBF-ES Linear Technology 36V, 2A, 500kHz Step-Down Switching Regulator visit Linear Technology - Now Part of Analog Devices
LT1912IMSE#PBF-ES Linear Technology 36V, 2A, 500kHz Step-Down Switching Regulator visit Linear Technology - Now Part of Analog Devices
LTC3851AIMSE-1#3GLPBF Linear Technology LTC3851 - Synchronous Step-Down Switching Regulator Controller; Package: MSOP; Pins: 16; Temperature: Industrial visit Linear Technology - Now Part of Analog Devices
LTC1515IS8 Linear Technology LTC1515 - Step-Up/Step-Down Switched Capacitor DC/DC Converters with RESET; Package: SO; Pins: 8; Temperature Range: -40°C to 85°C visit Linear Technology - Now Part of Analog Devices Buy

step down transformer 30v

Catalog Datasheet MFG & Type PDF Document Tags

EF25 transformer

Abstract: transformer winding formula step down lower resistor value is necessary, in this case 0.1R. Since the step up transformer introduces no , transient produced by the leakage inductance of the step up transformer when at switch off which is , capacitor must also be included so that the step up transformer will not drift into saturation in one , step up transformer is designed to operate at 40kHz minimum frequency where the ballast will be at , function it should be noted that the step up function of the transformer will not be taken into account
International Rectifier
Original

transformer winding formula step down

Abstract: EF25 transformer the step up transformer introduces no significant phase shift, the waveform detected at the current , output from the step up transformer will be a square wave of 300Vp-p as would be obtained using a half , DC blocking capacitor must also be included so that the step up transformer does not drift into , direction. In this example the step up transformer is designed to operate at 40kHz minimum frequency , .6 Step-Up Transformer Design .7
International Rectifier
Original

ELECTRONIC BALLAST 36W circuit diagram

Abstract: EF25 transformer circuit and so a lower resistor value is necessary, in this case 0.1R. Since the step up transformer , voltage is 60V plus the transient produced by the leakage inductance of the step up transformer when at , output from the step up transformer will be a square wave of 300Vp-p which is what would be obtained , circuit. The DC blocking capacitor must also be included so that the step up transformer will not drift , direction. In this example the step up transformer is designed to operate at 40kHz minimum frequency
International Rectifier
Original

lm 7107

Abstract: schematic diagram 12v in step-up to out 32v 2a CONVERTER (Step Down) The buck converter is the most common application in switching-power conversion. It allows to step down a voltage with a minimum of components and a maximum of efficiency (for further , operate In a discontinuous mode above 30V with a 300 mA load (the transformer's secondary current drops to , referenced to the system ground. This converter is ideal for a step down converter of high positive voltage , PE64379 f0 = 100 kHz Pout (min) = 5W Note 10: An input voltage of -10V to - 30V may cause the transformer
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OCR Scan
HS7067 HS7107 HS7067CK HS7067K HS7107CK HS7107K lm 7107 schematic diagram 12v in step-up to out 32v 2a 0300MA 385Z HS7067/HS7107 TL/K/6746-1 TL/K/6746-2

lm 7107

Abstract: single line diagram operation DC rectifier isolat step down a volt age with a minimum of components and a maximum of effi ciency (for further information , 30V may cause the transformer to operate at a higher temperature at full load. · ELECTROLYTIC , waveform at the top o f the picture represents the volt age across the switch of a typical BUCK (step down , % Duty Cycle (V3 = 3.0V) 100% Duty Cycle (V 3 = 0V) 6 60 26 2.3 1 .2 v2 VCLKH VCLKL av2 , )J k x CT n ÆC X VTÖ_ Cc R^ 200 kHz 21 Typical Applications THE BUCK CONVERTER (Step
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OCR Scan
2N5772 single line diagram operation DC rectifier isolat IL 7107 N 1n414b diode 6746 transformer IC 7107 Pin diagram specifications of 24 volt stepdown transformer HS7067-- HS7107-- TL/K/6740-1 TL/K/6746-17 TL/K/6746-16

PWM IC 8 PIN DIP 3842

Abstract: FDQ10N20 step down a 4V to 30V input (34V transient) and provide up to 2A of output current, replacing TO220 , : 1.408.474.0159 HTTP:// www.micrel.com/analogsolutions.html 1 Telecom DC/DC Control ICs Step 48V Down to , from the 3.3V supply. The MIC2183 and MIC2184 step down 3.3V to lower voltages like 2.5V, 1.8V, 1.5V , Topologies Synchronous Buck Applications High-Efficiency Step Down Conversion Buck, Buck-Boost Step Down Conversion, Negative Voltage Generation High-Efficiency Step Up Conversion Step-Up and
Micrel Semiconductor
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MICRF102 MICRF001 MICRF011 MICRF002 MICRF022 MICRF007 PWM IC 8 PIN DIP 3842 FDQ10N20 vp2-0216 depletion MOSFET k1n r1 n mosfet depletion 1A sink
Abstract: CONVERTER (Step Down) The buck converter is the most common application in switching-power conversion. It allows to step down a volt­ age with a minimum of components and a maximum of effi­ ciency (for , , which may be later referenced to the system ground. This converter is ideal for a step down converter , switch of a typical BUCK (step down) con­ verter. When the switch is turned off, the current in the in , *Q Quiescent Current (Note 3) 0% Duty Cycle (V3 = 3.0V) V2 Reference Voltage on Pin 2 -
OCR Scan
2NS772

MIC4686

Abstract: MIC23250 Synchronous Buck Regulator (Internal Switch) VOU High Efficiency Step Down ­ Highest Efficiency (+90% , Buck Regulator (External Switch) VOU High Efficiency Step Down ­ Highest Efficiency (+90%) ­ , VOUT ­ (VIN × Eff.) VOUT ISW (Avg) ns Step Up and Down ­ Isolated Outputs ­ Low Side , Down ­ Low-Side Switch Eff 80% T1 VIN D Transformer instead of Inductor High Peak Current High Switch-Stress Voltage Step Up and Down Isolated Output Multiple Outputs Negative Output
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MLF-12 MIC2207 MIC4681 MIC4686 MIC2295 MIC23250 Vin 24V DC to Vout 5V 1A DC flyback converter 24V INPUT DC to 5V 1A OUTPUT DC flyback converter 24v 12v 20A regulator transformer lm2576 MIC4721 MSOP-10 MIC4722 MIC4723

step down transformer 30v

Abstract: dvd smps POWER ICs New Multi-Output Controller Si9139 3 + 1= 1 2 Step Down Controllers, 1 Step Down/Step Up Controller, 1 LDO in 1 Package FEATURES · Wide Input Voltage Range: 4.5V to 30V · Very Low Output Voltages: 1.2V to 20V · 2 Main Outputs for Step Down Controllers at up to 10 A Each · 1 Auxiliary Step Up/Step Down Output at up to 1.5 A · 1 LDO 5 V with Output at 30 mA · Individual On/Off , ) · 4.5-V to 30-V Input Voltage Range · Two Fixed 1.5-V, 1.8-V, 2.0-V, 2.2-V, 2.5-V, 2.8-V, 3.3
Vishay Siliconix
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step down transformer 30v dvd smps 12v 50w smps high frequency step up transformer step up an down transformer step down transformer to 15 V VSA-PT0009-0210

CRCW12060R47F

Abstract: dc to dc converter step up power supply 24 volts input to 30v dc , 30V, SMB PKG. LM5020-1MM ON SEMICONDUCTOR 1SMB5936B 7 www.national.com AN-1314 down , . The performance of the evaluation board is as follows: · Input range: 30V to 75V (100V peak) · , 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
National Semiconductor
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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 CSP-9-111C2 CSP-9-111S2

CMD-8LN 6313-T036

Abstract: equivalent circuit autotransformer transformer with a 1:9 turns ratio requires only a 22V MOSFET, but an actual application would use a 30V , voltages from a lower voltage MOSFET by limiting the voltage seen at LX. A transformer provides the , voltage on the MOSFET The following advantages also accrue when operating the transformer in , converters can be used in this topology. Maximum output voltage is limited by the transformer turns ratio, the transformer and diode voltage ratings, the MOSFET's voltage rating and drain capacitance, and the
Maxim Integrated Products
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AN1109 CMD-8LN 6313-T036 equivalent circuit autotransformer of step down transformer output 6v ES1D DIODE DIODE ES1D 6v step down transformers IRF7811W MAX1605 MAX668 APP1109

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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MAX5052A FDD120AN15A0 NDS351AN APP2043 optocoupler triac 7044A TTI8619 step down transformer 200mA GA243DR7E2472MW01L 40VDC 60VDC 1500VDC SUD70N02-09

NCP1520

Abstract: mc34060ap Attributes: Step up, step down, or inverting More complex transformer Reset winding is needed (m t n , Ton T + on Ton ) Toff Ts Attributes: Step down only MOSFET stress = Vin + - C R Vout Vin + - C R Vout , output Step up or step down MOSFET stress = Vin - Vout Attributes: Vout + D Vin nD Step up, step , down, or inverting Up to 500 W power level Simple transformer construction Primary winding is also the , Push-Pull L C R Vout Vout + D n Vin Attributes: Step up, step down, or inverting Simple
ON Semiconductor
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NCP1442 NCV33063A NCP1520 NCP1450 MC33060AP mc34060ap mc34063a step down external transistor CS51412GD8 LM2574N-12 CS5171 CS5173 NCP1444 CS5172 CS5174

VIPER53

Abstract: VIPer53 Application Note /- 0.7V excursion for a 0.4A to 0.8A step load. For this 30V output it relates to a +/-2.3% over , control s Soft start and shut down control Automatic burst control (Blue Angel Compliant) s Auxiliary , the internal reference and error amplifier to regulate the output through the transformer coupling. For this method, transformer design is very critical to achieve good regulation of the output. The results reached for this application note were derived with the transformer designed by Cramer Coil and
STMicroelectronics
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VIPER53 VIPer53 Application Note EF25 TRANSFORMER diode cross reference PKC-136 Cramer coil step down transformer 30v schematic AN1737 300KH

VIPER53

Abstract: VIPer53 Application Note converters step down that voltage to 5V for USB, 3.3V for logic and 2.5 or 1.8V for the microprocessor. The , excursion for a 0.4A to 0.8A step load. For this 30V output it relates to a +/-2.3% over shoot. Secondary , Soft start and shut down control Automatic burst control (Blue Angel Compliant) s Auxiliary under , schematic 1 uses the internal reference and error amplifier to regulate the output through the transformer coupling. For this method, transformer design is very critical to achieve good regulation of the output
STMicroelectronics
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Tl431 as optocoupler driver VIPER53 EQUIVALENT diode 1N4007 specifications CSM2525-003C 230vac to primary 12v transformer 230vac to primary 15v transformer

LM3001

Abstract: LM3101 using pulse communication, via a small pulse transformer. The primary-side driver includes a 2.5A , 0.6V. This current limit shuts down the LM3001 for a programmable deadtime, which is set with an , exceeded, a second level current limit, with a 0.60V threshold voltage shuts down the chip completely for a , monitors the supply voltage through an external resistor divider. It shuts down the output driver if the , . Apply 15V between Pys and Pgnd- Then proceed with the following steps. OSCILLATOR SECTION Step 1
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OCR Scan
LM3101 TRANSFORMER 250V 11.8v V0 3150 optocoupler RF840 flyback transformer pin description LM3001M TL/H/11435-24 TL/H/11435-23 TL/H/11435-22

TDK flyback transformer

Abstract: c2012cog1h332 controller. The performance of the evaluation board is as follows: · Input range: 30V to 75V (100V peak) · , 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
National Semiconductor
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c2012cog1h332 C2012COG1H102J C4532X7R2A225M EFD20 MSOP10 PA0751

Halogen transformer

Abstract: schematic SMPS 24V 50w Transformers Magnetic transformers step down 120VAC line voltage to 12VAC. Magnetic transformers consist only of magnetic core, and copper wire, no electronics are used to step down the voltage from 120VAC to , Voltage Dimmers are required to be used. Electronic Transformers Electronic transformers also step down , 120VAC source that is stepped down with an electronic transformer (i.e. Hatch, Model: RS12-80M). Since , . 16 Reference Design Transformer Compatibility
Texas Instruments
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Halogen transformer schematic SMPS 24V 50w LM3401

APP352

Abstract: DS2153 conditions: q q q 1:1.15 step up transformer. 0 series resistance. Specified load. 75 or 120. The , conditions: q q q 1:2 step up transformer. 0 series resistance. Specified load. 75 or 120. Receive Circuit The receive circuit is the most straight forward. Generally a 1:1 transformer is used to , primary of the transmit transformer in order to produce the required output pulse at the network , transformer 0 series resistance q Load resistance matched to cable impedance. 75 or 120. The 5.0
Maxim Integrated Products
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DS2153 DS2154 AN352 APP352 impedance transformer 50 ohm

GRM31CR71H475KA12

Abstract: 6v step down transformers (MIN) = 36V, VIN(NOM) = 48V, VIN(MAX) = 72V, VOUT = 15V and IOUT = 100mA Step 1: Select the transformer , Würth 750311660 transformer will be used. Step 4: Choose the correct output diode. The two main criteria , 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 , used to start up the LT3511. Pull the pin to 0V to shut down the LT3511. This pin has an accurate 1.21V
Linear Technology
Original
GRM31CR71H475KA12 CRM1U-06M 12v 8v step down transformer 4.5V TO 100V INPUT REGULATOR Nippon capacitors 12v step down transformer A/150V MSOP-16 QFN-36 TSSOP-16E MSOP-16E DFN-10
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