BCR 320U E6327 / BCR 321U E6327Electrical Characteristics2Electrical CharacteristicsTable 2-1Maximum Ratings at T= 25 °C, unless otherwise specifiedAParameterSymbolValuesUnitNote / Test ConditionMin.Typ.Max. Enable voltage VEN V BCR 320U E6327 - - 25 BCR 321U E6327 - - 4.5 Output current Iout - - 300 mA Output voltage Vout - - 16 V Reverse voltage between all terminals VR - - 0.5 V Total power dissipation Ptot - - 1000 mW TS ≤ 100 °C Junction temperature TJ - - 150 °C Storage temperature range TSTG -65 - 150 °C Attention: Stresses above the max. values listed here may cause permanent damage to the device.Exposure to absolute maximum rating conditions for extended periods may affect device reliability. Maximum ratings are absolute ratings; exceeding only one of these values may cause irreversible damage to the integrated circuit.Table 2-2Thermal Resistance at T= 25 °C, unless otherwise specifiedAParameterSymbolValuesUnitNote / Test ConditionMin.Typ.Max. Junction - soldering point1) RthJS - - 50 K/W 1) For calculation of RthJA please refer to Application Note AN077 (Thermal Resistance Calculation) Table 2-3Electrical Characteristics at T= 25 °C, unless otherwise specifiedAParameterSymbolValuesUnitNote / Test ConditionMin.Typ.Max. Collector-emitter breakdown voltage VBR(CEO) 16 - - V IC = 1 mA, IB = 0 Enable current IEN mA BCR 320U E6327 - 1.2 - VEN = 12 V BCR 321U E6327 - 1.2 - VEN = 3.3 V DC current gain hFE 200 350 500 - IC = 50 mA, VCE = 1 V Internal resistor Rint 85 95 105 Ω IRint = 10 mA Bias resistor RB kΩ BCR 320U E6327 - 10 - BCR 321U E6327 - 1.5 - Datasheet 9 Revision 2.2, 2022-12-08 Document Outline Table of Contents List of Figures List of Tables 1 LED Driver 1.1 Features 1.2 Applications 1.3 General Description 2 Electrical Characteristics 3 Typical characteristics 4 Application hints 5 Package Terminology