UES2604 UES2606 High-Reliability HIGH EFFICIENCY RECTIFIERS screening available Available 30A Center-Tap DESCRIPTION The UES2604 through UES2606 series is specifically designed for operation in power switching circuits operating at frequencies of at least 20 kHz. This series combines two high efficiency devices into one package, simplifying installation, reducing heat sink requirements and the need to purchase matched components. Microsemi also offers numerous other products to meet higher and lower power voltage regulation applications. TO-204AA (TO-3) Package Important: For the latest information, visit our website UES2604 UES2606 MECHANICAL and PACKAGING CASE: TO-204AA (TO-3) metal can. TERMINALS: Tin-lead plating over nickel. RoHS compliant matte-tin plating is also available. MARKING: MSC part number, date code, polarity symbol. POLARITY: STANDARD (Positive Output) Anode 1 is pin 1, Anode 2 is pin 2, Common Cathode is the case. REVERSE (Negative Output) Cathode 1 is pin 1, Cathode 2 is pin 2, Common Anode is the case. WEIGHT: Approximately 12.7 grams. See Package Dimensions on last page. OPTIONAL HIGH RELIABILITY (HR2) SCREENING The following tests are performed on 100% of the devices specified UES2604HR2, 5HR2, 6HR. MIL-STD-750 SCREEN CONDITIONS METHOD o 1. High Temperature 1032 24 Hours T = 150 C A o 2. Thermal Shock (Temperature Cycling) G, 20 Cycles, -55 to +150 C. No dwell 1051 o required 25 C, t > 1 minute extremes 3. Hermetic Seal a. Fine 1071 H, Helium b. Gross C, Liquid 4. Thermal Impedance Sage Test o 5. Interim Electrical Parameters GO/NO GO V and I 25 C F R o 6. High Temperature Reverse Blocking Similar to Sine Reverse, t = 48 hours, T = 125 C, C Method 1040 V = rating, f = 50-60 Hz, I = 0 A RWM O o 7. Final Electrical Parameters V + I 25 C F R GO/NO GO PDA = 10% (Final Electricals) PART NOMENCLATURE UES 2604 R HR2 (e3) High Efficiency Diode RoHS Compliance e3 = RoHS compliant Series number Blank = non-RoHS compliant (see Electrical Characteristics table) Screening HR2 = High-Reliability Polarity blank = Standard reliability R = Reverse Blank = Standard T4-LDS-0221, Rev. 1 (112053) 2011 Microsemi Corporation Page 2 of 6