link to page 1 1N4728A to 1N4749A Voltage regulator diodesRev. 02 — 30 October 2009Product data sheet1.Product profile1.1 General description Low voltage regulator diodes in hermetically sealed small SOD66 (DO-41) glass packages. The series consists of 22 types with nominal working voltages from 3.3 to 24 V. 1.2 Features n Total power dissipation: n Tolerance series: ±5 % max. ≤ 1000 mW n Working voltage range: n Small hermetically sealed glass nom. 3.3 V to 24 V package 1.3 Applications n Low voltage stabilizers 1.4 Quick reference dataTable 1.Quick reference dataSymbolParameterConditionsMinTypMaxUnit VF forward voltage IF = 200 mA - - 1.2 V Ptot total power dissipation - - 1000 mW 2.Pinning informationTable 2.PinningPinDescriptionSimplified outlineGraphic symbol 1 cathode [1] k a 2 anode 1 2 006aaa152 [1] The marking band indicates the cathode. Document Outline 1. Product profile 1.1 General description 1.2 Features 1.3 Applications 1.4 Quick reference data 2. Pinning information 3. Ordering information 4. Marking 5. Limiting values 6. Thermal characteristics 7. Characteristics 8. Package outline 9. Packing information 10. Revision history 11. Legal information 11.1 Data sheet status 11.2 Definitions 11.3 Disclaimers 11.4 Trademarks 12. Contents