DC-DC Reference Designs International Rectifier offers a wide range of reference designs for DC-DC applications. Each reference design kit includes a fully assembled and tested demo board along with applicable datasheets and application notes. Download this overview for a full feature list of each kit. Featured Kits IRDC3065 Positive to Negative Voltage Converter Featuring IRU3065 Controller Ideal for applications requiring low power on-board switching regulators +5 Vin, -5 Vout @ 200mA Iout Up to 1.2 MHz switching frequency IRDCIP1201-A Dual Output Synchronous Buck Converter Featuring iP1201 Power Block Fully optimized solution for medium current sync buck applications 2 Phases, Up to 15A per phase with double-sided heat sinking Independent or parallel configuration 3.14Vin-5.5Vin, 0.8Vout-3.3Vout, 90% max duty cycle IRDC5001-LS48V -48V Active ORing Featuring IR5001 Active ORing ICs Active ORing for carrier class system boards Two -48V inputs (-36V to -75V range) Up to 200W redundant power IRDC2086S-DF Full bridge DC Bus Converter Featuring IR2086S full-bridge controller For 2-stage onboard power distribution systems 36V - 60V input, 6V - 10V output Up to 200W output with 400 LFM airflow Smaller than 1/8 brick outline Reference Design Part Number Description IRDC2085S-DF IR2085S DC Bus Converter using IRF6603 secondary DirectFETs IRDC2085S-S IR2085S DC Bus Converter using IRF7832 secondary FETs IRDC2086S-DF IR2086S Full bridge DC Bus Converter using IRF7493 & IRF6603 FETs IRDC3037 IRU3037 8-pin synchronous PWM controller, 200 KHz IRDC3037A IRU3037A 8-pin synchronous PWM controller, 400 KHz IRDC3038 IRU3038 14-pin synchronous PWM controller for DDR memory application with the voltage tracking capability IRDC3039 IRU3039 Synchronous PWM Controller with Over Current Protection IRDC3046 IRU3046 Dual Synchronous PWM controller with current sharing circuitry and LDO controller IRDC3048 IRU3048 Dual Synchronous PWM controller with LDO controller IRDC3055 IRU3055 5-Bit Programmable 3-phase Synchronous buck controller IC IRDC3065 IRU3065 Positive to Negative Voltage Converter IRDC3073 IRU3073 Synchronous PWM Controller with Over Current Protection and LDO controller IRDC3137 IRU3137 Low Cost High Performance Synchronous Buck Regulator For onboard DC- DC converter applications IRDC3138 IRU3138 Low Cost Synchronous Buck Regulator for Voltage Tracking Applications IRDC3146 IRU3146 Reference design kit featuring High Performance Dual Synchronous Buck Controller IRDC5001-LS48V IR5001 -48V Active ORing for carrier class system boards IRDCiP1001-A iP1001 200kHz, 20A, 3.3VIN to 4.5VIN Single Phase Synchronous Buck Converter reference design IRDCiP1001-B iP1001 200kHz - 300kHz, 20A, 5VIN to 12VIN Single Phase Synchronous Buck Converter reference design IRDCiP1201-A iP1201 2-phase, 30A, 3.14-5.5VIN, 0.8-3.3VOUT sychronous buck converter reference design IRDCiP1202-A iP1202 2-phase, 30A, 5.5-13.2VIN, 0.8-3.3VOUT sychronous buck converter reference design IRDCiP1203-A iP1203 1-phase, 15A, 5.5-13.2VIN, 1.0-3.3VOUT sychronous buck converter reference design IRDCiP2001-A iP2001 2-phase, 40A, 5-12VIN, 1-2VOUT multiphase buck converter reference design IRDCiP2001-B iP2001 3-phase, 60A, 5-12VIN, 1-2VOUT multiphase buck converter reference design IRDCiP2001-C iP2001 4-phase, 80A, 5-12VIN, 1-2VOUT multiphase buck converter reference design IRDCiP2002-C iP2002 4-phase, 120A, 6.5-12VIN, 0.8-3.3VOUT multiphase buck converter reference design IRISMPS1 IRIS4007K DC-DC flyback power supply, IRIS4007(K), 48VIN, 5VOUT, 5A IOUT     Integrated Circuits HEXFET Power MOSFETs IGBT Diodes Bridges Thyristors Relays Die Products HiRel     Application Notes Technical Papers Design Tips Reference Designs Quality & Reliability Reports