{"product_id":"ucc3895dw-ucc3895-phase-shift-pwm-controller-sop20-zvs-full-bridge-3pack","title":"UCC3895DW \/ UCC3895 Phase-Shift PWM Controller IC — SOP-20, ZVS Full-Bridge (3-Pack)","description":"\u003ch2\u003eUCC3895DW \/ UCC3895 Phase-Shift PWM Controller IC — SOP-20, ZVS Full-Bridge (3-Pack)\u003c\/h2\u003e\u003cp\u003eThe \u003cstrong\u003eUCC3895DW \/ UCC3895\u003c\/strong\u003e is a phase-shift PWM controller IC from Texas Instruments (formerly Unitrode), designed specifically for \u003cstrong\u003ezero-voltage switching (ZVS) full-bridge DC-DC converter\u003c\/strong\u003e topologies. By controlling the phase shift between the two half-bridge legs, it achieves ZVS turn-on of all four power switches — eliminating switching losses and enabling high-efficiency operation at high frequencies. It is the standard controller IC for high-power telecom power supplies, server PSUs, and industrial DC-DC converters. This 3-pack is ideal for design engineers and repair technicians.\u003c\/p\u003e\u003ch3\u003eKey Electrical Specifications\u003c\/h3\u003e\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eParameter\u003c\/th\u003e\n\u003cth\u003eSymbol\u003c\/th\u003e\n\u003cth\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003ePackage\u003c\/td\u003e\n\u003ctd\u003e—\u003c\/td\u003e\n\u003ctd\u003eSOP-20 (SOIC-20)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSupply Voltage\u003c\/td\u003e\n\u003ctd\u003eVCC\u003c\/td\u003e\n\u003ctd\u003e10V – 20V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOscillator Frequency\u003c\/td\u003e\n\u003ctd\u003efOSC\u003c\/td\u003e\n\u003ctd\u003eUp to 1MHz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTopology\u003c\/td\u003e\n\u003ctd\u003e—\u003c\/td\u003e\n\u003ctd\u003ePhase-shift ZVS full-bridge\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eGate Drive Outputs\u003c\/td\u003e\n\u003ctd\u003e—\u003c\/td\u003e\n\u003ctd\u003e4 (OUTA, OUTB, OUTC, OUTD)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eGate Drive Current\u003c\/td\u003e\n\u003ctd\u003eIOUT\u003c\/td\u003e\n\u003ctd\u003e±1A peak\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSoft-Start\u003c\/td\u003e\n\u003ctd\u003e—\u003c\/td\u003e\n\u003ctd\u003eYes (programmable)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDead-Time Control\u003c\/td\u003e\n\u003ctd\u003e—\u003c\/td\u003e\n\u003ctd\u003eYes (adaptive)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProtections\u003c\/td\u003e\n\u003ctd\u003e—\u003c\/td\u003e\n\u003ctd\u003eOCP, UVLO, soft-start\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temperature\u003c\/td\u003e\n\u003ctd\u003eTopr\u003c\/td\u003e\n\u003ctd\u003e-40°C to +85°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePack Quantity\u003c\/td\u003e\n\u003ctd\u003e—\u003c\/td\u003e\n\u003ctd\u003e3 pieces\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003ch3\u003eUCC3895 vs UC3875 vs UCC28950 — ZVS Controller Comparison\u003c\/h3\u003e\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eFeature\u003c\/th\u003e\n\u003cth\u003eUCC3895\u003c\/th\u003e\n\u003cth\u003eUC3875\u003c\/th\u003e\n\u003cth\u003eUCC28950\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eTopology\u003c\/td\u003e\n\u003ctd\u003eZVS Full-Bridge\u003c\/td\u003e\n\u003ctd\u003eZVS Full-Bridge\u003c\/td\u003e\n\u003ctd\u003eZVS Full-Bridge + SR\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePackage\u003c\/td\u003e\n\u003ctd\u003eSOP-20\u003c\/td\u003e\n\u003ctd\u003eDIP-20 \/ SOP-20\u003c\/td\u003e\n\u003ctd\u003eSOP-24\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSync Rectifier\u003c\/td\u003e\n\u003ctd\u003e❌ No\u003c\/td\u003e\n\u003ctd\u003e❌ No\u003c\/td\u003e\n\u003ctd\u003e✅ Yes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax Frequency\u003c\/td\u003e\n\u003ctd\u003e1MHz\u003c\/td\u003e\n\u003ctd\u003e1MHz\u003c\/td\u003e\n\u003ctd\u003e1MHz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBest For\u003c\/td\u003e\n\u003ctd\u003eHigh-power SMPS, server PSU\u003c\/td\u003e\n\u003ctd\u003eLegacy designs\u003c\/td\u003e\n\u003ctd\u003eHigh-efficiency with SR\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003ch3\u003eWhy Choose UCC3895?\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e✅ \u003cstrong\u003eZVS full-bridge control\u003c\/strong\u003e — eliminates switching losses for high-efficiency operation\u003c\/li\u003e\n\u003cli\u003e✅ \u003cstrong\u003eUp to 1MHz switching\u003c\/strong\u003e — compact magnetics and capacitors\u003c\/li\u003e\n\u003cli\u003e✅ \u003cstrong\u003e±1A gate drive\u003c\/strong\u003e — directly drives power MOSFETs without external gate drivers\u003c\/li\u003e\n\u003cli\u003e✅ \u003cstrong\u003eAdaptive dead-time\u003c\/strong\u003e — optimizes ZVS across load range\u003c\/li\u003e\n\u003cli\u003e✅ \u003cstrong\u003eSOP-20 package\u003c\/strong\u003e — compact SMD footprint for modern PCB designs\u003c\/li\u003e\n\u003cli\u003e✅ \u003cstrong\u003e3-pack value\u003c\/strong\u003e — design prototyping and repair stock\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eTypical Applications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eTelecom rectifier and power supply (48V output)\u003c\/li\u003e\n\u003cli\u003eServer and data center PSU (12V \/ 48V)\u003c\/li\u003e\n\u003cli\u003eIndustrial DC-DC converter (high power)\u003c\/li\u003e\n\u003cli\u003eEV battery charger power stage\u003c\/li\u003e\n\u003cli\u003eWelding machine inverter controller\u003c\/li\u003e\n\u003cli\u003eHigh-frequency DC-DC converter design\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003ePackage Contents\u003c\/h3\u003e\u003cul\u003e\u003cli\u003e3 × UCC3895DW \/ UCC3895 SOP-20 Phase-Shift PWM Controller IC\u003c\/li\u003e\u003c\/ul\u003e","brand":"Keszoox","offers":[{"title":"Default Title","offer_id":46991450472683,"sku":"\u003cnone\u003e","price":9.64,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0677\/1005\/8731\/files\/ucc3895dw-ucc3895-sop-20-switching-regulator-controller-ic.webp?v=1761801283","url":"https:\/\/keszoox.com\/products\/ucc3895dw-ucc3895-phase-shift-pwm-controller-sop20-zvs-full-bridge-3pack","provider":"Keszoox","version":"1.0","type":"link"}