DC-DCコンバータ

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パワー 半導体省エネテクノロジーのイノベーションリーダーとして、インフィニオンはお客様のアプリケーションに最適なソリューションの開発に取り組み続けており、最先端のICやパワー半導体を使用して新しいシステムアーキテクチャを創り出しています。DC-DCコンバータを製造しているインフィニオンは、DC-DC変換とも呼ばれる直流電流の安定化を含め、スイッチング電源(SMPS)を数十年にわたって扱ってきました。DC-DC電源の分野では、インフィニオンはさまざまなDC-DCコンバータやソリューションを提供しています。



DC-DCコンバータ(車載用)

車載用DC-DCコンバータの分野では、ボディや安全機能、パワートレインなどの車載アプリケーションにおけるECU向けにいくつかのスイッチング電源(SMPS)を提供しています。昇圧(ブースト)や降圧(バック)などのタイプで、多くの機能や電流容量に対応した単出力電源をお使いいただけます。さらに、プレ/ポストレギュレータを組み合わせるシステム(DC-DCコンバータをリニアレギュレータやトラッカーとカスケード接続)は、 32ビットのマイクロコントローラにも給電できます。

 

DC-DCコンバータ(産業用)

インフィニオンの産業用DC-DCコンバータはさまざまな一般消費者向け製品や計算処理機器、通信、産業用アプリケーションに最適です。車載用電源アプリケーションの分野で長年にわたって市場をリードしてきた経験を活かして、インフィニオンはDC-DCコンバータ製品の品揃えを拡張し、お客様の現在や将来の要求事項を満たす電源ソリューションを提供します。インフィニオンの高効率スイッチングDC-DCコンバータはエネルギー消費量を減らし、電池駆動システムの動作時間を伸ばせるため、稼働中のあらゆるシステムのコストを最小化できます。

NEW! PMBus SupIRBuck™電圧レギュレータ

パワーマネージメント セレクションガイド2016年版



New DrMOS 4x4 - highest efficiency on smallest form factor

Infineon's new DrMOS 4x4 is packaged in a very small 4.0x4.0x1.0mm³ PQFN envelope, which offers best-in-class efficiency and very low power loss. 

Learn more

 

The latest generation of high efficiency 25V integrated power stages

Infineon's new integrated power stagescombine the most advanced low voltage MOSFET technology with latest driver design. Integrated into our proven multichip PQFN package, these technologies offer customers a best-in-class efficiency device for managing processor power.

Learn more

 

PMBus SupIRBuck™ Voltage Regulators - IR3806x series (6A/15A/25A/35A)

PMBus SupIRBuck™ is an easy-to-use, fully integrated and highly efficient DC-DC regulator with I 2C/PMBus interface. The on-board PWM controller and MOSFETs make the family a space efficient solution, providing accurate power delivery for low output voltage and high current application.

Learn more


Article

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676 KB 10 1 2015 01_00
1 MB 10 4 2015 01_00
583 KB 10 3 2014 01_00
776 KB 10 12 2014 01_00

Product Brief

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394 KB 01 1 2013 01_00
174 KB 21 3 2016 01_00
388 KB 23 9 2013
195 KB 21 3 2016 01_00
209 KB 01 7 2014 01_00
248 KB 01 11 2011 01_00
1.1 MB 01 5 2014 01_00

Product Selection Guide

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21 MB 22 2 2016 00_00
11.5 MB 03 11 2016 01_02

Application Brief

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408 KB 24 10 2014 01_00

Application Notes

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448 KB 01 4 2010 03_00
140 KB 20 1 2006 01_00
690 KB 12 3 2014 01_00
1.2 MB 08 1 2015 01_00
1.4 MB 31 10 2006 01_00
457 KB 02 3 2012 01_00
738 KB 01 11 2011 12_00

Application Brochure

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340 KB 23 10 2015 01_00
409 KB 28 1 2016 01_00

Product Brochure

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4.8 MB 18 11 2010 01_00
702 KB 19 8 2013

Additional Product Information

Title Size Date Version
134 KB 28 1 2016 01_00

評価用ボード

ボード ファミリー 詳細 ステータス
DEMOBOARD TLF50201EL DC/DC Converter This application board enables you to test the performance of the TLF50201/211EL step down converter. It is equipped with a TLF50211EL for 5.0V output voltage. The board shows a possible space efficient layout for the core; see also TLF50211COREBOARD
  • TLF50201EL
on request
IRDC3853 Programmable Soft Start. Programmable Over Current Protection. Pre-Bias Start Up.
  • IR3853M
active
IRDC3843W Programmable Soft Start. Programmable Over Current Protection. Pre-Bias Start Up.
  • IR3843WM
active
IRDC3473 Featuring IR3473 Voltage Regulator in a very small 4x5 QFN Package. Programmable Switching Frequency,. Thermally Compensated Over-Current Protection,. Soft Start, Pre-Bias Start Up, Enable Input, Power Good Output.. VIN = 8V to 19V, VOUT = 1.05V, FS = 300kHz, up to 6A.
  • IR3473M
active
IRDC3831W Programmable Soft Start. Programmable Over Current Protection. Pre-Bias Start Up.
  • IR3831WM
active
IRDC3871 High Efficiency Integrated Point of Load DC-DC Voltage Regulator. Featuring IR3871 Voltage Regulator. Constant On-Time control with Programmable Switching Frequency,. Soft Start, and Over-Current Protection.. Pre-Bias Start Up, Enable Input, Power Good Output.. VIN = 8V to 19V, VOUT = 1.05V, FS = 300kHz, up to 8A.
  • IR3871M
active
DEMOBOARD IFX90121 DC/DC Converter Demoboard for industrial step-down DCDC controller with built in MOSFET for output currents up to 500 mA
  • IFX90121
active and preferred
DEMOBOARD TLF51801ELV
    on request
    IRDC3865 Featuring IR3865 Voltage Regulator in a very small 4x5 QFN Package. Programmable Switching Frequency,. Thermally Compensated Over-Current Protection,. Soft Start, Pre-Bias Start Up, Enable Input, Power Good Output.. VIN = 12V, VOUT = 1.05V, FS = 300kHz, up to 10A.
    • IR3865M
    active
    IRDC3651 Ideal for onboard DC to DC applications. 48 Vin, 3.3 Vout @ 10A Iout. 100 KHz switching frequency. Featuring IR3651SPBF controller. Foot print compatible with either DirectFETs or SO8 MOSFETs.
    • IR3651S
    active
    DEMOBOARD TLE6389-3G V50 DC/DC Converter This application board enables you to test the performance of the TLE6389-3GV50 step down converter. The board shows a possible space efficient layout.
    • TLE6389-3G V50
    on request
    IRDC3898 Enhanced Line/Load Regulation with Feed-Forward. Programmable Switching Frequency up to 1.5MHz. Single Rail Operation, Tracking, Margining, OCP.
    • IR3898M
    active
    IRDC38063 Evaluation kit for the IR38063 PMBus POL voltage regulator pre-configured for 12Vin, 1.2Vout. Includes USB005 dongle to communicate with the PowIRCenter GUI software. PowIRCenter must be downloaded separately.
      active
      IRDC3838 Programmable Soft Start. Programmable Over Current Protection. Pre-Bias Start Up.
      • IR3838M
      active
      IRDC3837 Programmable Soft Start. Programmable Over Current Protection. Pre-Bias Start Up.
      • IR3837M
      active
      IRDC3892 Dual Output in 5x6mm PQFN. Very small dual output solution size. Out of phase operation to reduce Input Capacitors. Programmable Switching Frequency up to 1.0MHz.
      • IR3892M
      active
      IRDC3476 Featuring IR3476 Voltage Regulator in a very small 5x6 QFN Package. Programmable Switching Frequency,. Thermally Compensated Over-Current Protection,. Soft Start, Pre-Bias Start Up, Enable Input, Power Good Output.. VIN = 8V to 19V, VOUT = 1.05V, FS = 300kHz, up to 12A.
      • IR3476M
      active
      IRDC3832W Programmable Soft Start. Programmable Over Current Protection. Pre-Bias Start Up.
      • IR3832WM
      active
      DEMOBOARD IFX81481 DC/DC Converter Demoboard for industrial DCDC buck controlling synchronously two external N-MOSFETs
      • IFX81481
      active and preferred
      TLF50211EL CORE-BOARD DC/DC Converter This design-In board enables you to replace a present supply-HW in your PCB by the TLF50281EL step down converter; possible with only 3 soldering connections! It is equipped with a TLF50221EL for 5.0V output voltage. The gerber file of the board-layout is avalable on request.
      • TLF50211EL on PCB
      on request
      IRDC3475 Featuring IR3475 Voltage Regulator in a very small 4x5 QFN Package. Programmable Switching Frequency,. Thermally Compensated Over-Current Protection,. Soft Start, Pre-Bias Start Up, Enable Input, Power Good Output.. VIN = 8V to 19V, VOUT = 1.05V, FS = 300kHz, up to 10A.
      • IR3475M
      active
      DEMOBOARD TLF50281EL DC/DC Converter This application board enables you to test the performance of the TLF50281EL step down converter. It is equipped with a TLF50281EL for 5.0V output voltages. The board shows a possible space efficient layout.
      • TLF50281EL
      on request
      IRDC3897 Enhanced Line/Load Regulation with Feed-Forward. Programmable Switching Frequency up to 1.5MHz. Single Rail Operation, Tracking, Margining, OCP.
      • IR3897M
      active
      IRDC3899 Enhanced Line/Load Regulation with Feed-Forward. Programmable Switching Frequency up to 1.5MHz. Single Rail Operation, Tracking, Margining, OCP.
      • IR3899M
      active
      DEMOBOARD TLE7368-3E DC/DC Converter, Linear Voltage Regulator (LDO) This application board enables you to test the performance of the TLE7368-3E power supply for tri core micro processor. The device consists of a step down pre regulator and three linear post regulators and two trackers providing various output voltages.
      • TLE7368-3E
      on request
      IRDC3710-DF Featuring IR3710M PWM Controller. Switching modulator uses constant ON-time control. Programmable switching frequency. Soft start. Pre-bias startup. Power good output. Very precise 0.5V reference. Over/under voltage fault protection. Enable input with voltage monitoring capability.. FCCM operation at light load and over current protection.
      • IR3710
      active
      IRDC3842W Programmable Soft Start. Programmable Over Current Protection. Pre-Bias Start Up.
      • IR3842WM
      active
      DEMOBOARD TLE6389-2G V50 DC/DC Converter This application board enables you to test the performance of the TLE6389-2GV50 step down converter. The board shows a possible space efficient layout.
      • TLE6389-2G V50
      on request
      IRDC3840W Programmable Soft Start. Programmable Over Current Protection. Pre-Bias Start Up.
      • IR3840WM
      active
      IRDC3823 Vin = +12V (+ 13.2V Max). Vout = +1.2V @ 0- 3A. Fs=1000kHz. L= 1.0uH (4.0mm X 4.0mm X 2.1mm, DCR=10.8mO). Cin= 2x10uF (25V, ceramic 1206) + 1X100uF (25V, electrolytic). Cout=1x22uF (6.3V, ceramic 0805).
      • IR3823M
      active
      DEMOBOARD TLE7368-2E DC/DC Converter, Linear Voltage Regulator (LDO) This application board enables you to test the performance of the TLE7368-2E power supply for tri core micro processor. The device consists of a step down pre regulator and three linear post regulators and two trackers providing various output voltages.
      • TLE7368-2E
      on request
      IRDC3859 Programmable Soft Start. Programmable Over Current Protection. Pre-Bias Start Up.
      • IR3859M
      active
      DEMOBOARD TLF50211EL DC/DC Converter This application board enables you to test the performance of the TLF50201/211EL step down converter. It is equipped with a TLF50211EL for 5.0V output voltage. The board shows a possible space efficient layout for the core; see also TLF50211COREBOARD
      • TLF50211EL
      on request
      IRDC3841W Programmable Soft Start. Programmable Over Current Protection. Pre-Bias Start Up.
      • IR3841WM
      active
      DEMOBOARD IFX80471V DC/DC Converter Demoboard for indutrial step-down DC/DC controller offering high input voltage capability up to 60V, 2.3A output current capability and low quiescent current.
      • IFX80471SKV
      active and preferred
      IRDC3856 Programmable Soft Start. Programmable Over Current Protection. Pre-Bias Start Up.
      • IR3856M
      active
      IRDC38062 Evaluation kit for the IR38062 PMBus POL voltage regulator pre-configured for 12Vin, 1.2Vout. Includes USB005 dongle to communicate with the PowIRCenter GUI software. PowIRCenter must be downloaded separately.
        active
        IRDC3847 Remote Differential Voltage Sense. Programmable Switching Frequency up to 1.5MHz. Single Rail Operation, Tracking, Margining, OCP.
        • IR3847M
        active
        IRDC3863 Featuring IR3863 Voltage Regulator in a very small 4x5 QFN Package. Programmable Switching Frequency,. Thermally Compensated Over-Current Protection,. Soft Start, Pre-Bias Start Up, Enable Input, Power Good Output.. VIN = 12V, VOUT = 1.05V, FS = 300kHz, up to 6A.
        • IR3863M
        active
        IRDC3477 Featuring IR3477 Voltage Regulator in a very small 5x6 QFN Package. Programmable Switching Frequency,. Thermally Compensated Over-Current Protection,. Soft Start, Pre-Bias Start Up, Enable Input, Power Good Output.. VIN = 8V to 19V, VOUT = 1.05V, FS = 300kHz, up to 15A.
        • IR3477M
        active
        IRDC38060 Evaluation kit for the IR38060 PMBus POL voltage regulator pre-configured for 12Vin, 1.2Vout. Includes USB005 dongle to communicate with the PowIRCenter GUI software. PowIRCenter must be downloaded separately.
          active
          DEMOBOARD TLE7368 DC/DC Converter, Linear Voltage Regulator (LDO) This application board enables you to test the performance of the TLE7368 power supply for tri core micro processor. The device consists of a step down pre regulator and three linear post regulators and two trackers providing various output voltages.
          • TLE7368
          on request
          IRDC3891 Dual Output in 5x6mm PQFN. Out of phase operation to reduce Input Capacitors. Programmable Switching Frequency up to 1.5MHz.
          • IR3891M
          active
          DEMOBOARD TLE8386-2EL DC/DC Converter This application board enables you to test the performance of the TLE8386-2EL step up converter. The board shows a possible space efficient layout.
          • TLE8386-2EL
          on request
          IRDC3846 Remote Differential Voltage Sense. Programmable Switching Frequency up to 1.5MHz. Single Rail Operation, Tracking, Margining, OCP.
          • IR3846M
          active
          IRDC3894 Enhanced Line/Load Regulation with Feed-Forward. Programmable Switching Frequency up to 1.5MHz. Single Rail Operation, Tracking, Margining, OCP.
          • IR3894M
          active
          IRDC3895 Enhanced Line/Load Regulation with Feed-Forward. Programmable Switching Frequency up to 1.5MHz. Single Rail Operation, Tracking, Margining, OCP.
          • IR3895M
          active
          DEMOBOARD IFX91041 DC/DC Converter Demoboard for indutrial step-down DC/DC converter with integrated MOSFET and 1.8A current capability
          • IFX91041EJV
          active and preferred
          IRDC3876 High Efficiency Integrated Point of Load DC-DC Voltage Regulator. Featuring IR3876 Voltage Regulator. Constant On-Time control with Programmable Switching Frequency,. Soft Start, and Over-Current Protection.. Pre-Bias Start Up, Enable Input, Power Good Output.. VIN = 7V to 16V, VOUT = 1.05V, FS = 300kHz, up to 12A.
          • IR3876M
          active
          EVAL_2.5KW_CCM_4PIN 2500W CCM Power factor correction (PFC), 110/230 AC to 400 DC, >98% peak efficiency, 65/100 kHz, shows efficiency benefits due to usage of TO247-4
          • 1EDI60N12AF
          • ICE3PCS01G
          • ICE3RBR4765JZ
          • IDH16G65C5
          • IFX91041
          • IPZ60R040C7
          active and preferred
          IRDC3883
          • IR3883 configured for 5V-12V input, 3.3V output, 3A
          active
          IRDC3710-QFN Featuring IR3710M PWM Controller. Switching modulator uses constant ON-time control. Programmable switching frequency. Soft start. Pre-bias startup. Power good output. Very precise 0.5V reference. Over/under voltage fault protection. Enable input with voltage monitoring capability.. FCCM operation at light load and over current protection.
          • IR3710
          active
          IRDC3839 Programmable Soft Start. Programmable Over Current Protection. Pre-Bias Start Up.
          • IR3839M
          active

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