A Product Line of Diodes Incorporated MMBTA28 80V NPN DARLINGTON TRANSISTOR IN SOT23 Features Mechanical Data BV > 80V Case: SOT23 CES Epitaxial Planar Die Construction Case Material: molded plastic, Green molding compound Ideal for Low Power Amplification and Switching UL Flammability Classification Rating 94V-0 High Current Gain Moisture Sensitivity: Level 1 per J-STD-020 Totally Lead-Free & Fully RoHS compliant (Notes 1 & 2) Terminals: Finish Matte Tin Plated Leads, Solderable per Halogen and Antimony Free. Green Device (Note 3) MIL-STD-202, Method 208 Qualified to AEC-Q101 Standards for High Reliability Weight 0.008 grams (approximate) C SOT23 E B C B E Top View Device Symbol Top View Pin-Out Ordering Information (Note 4) Part Number Compliance Marking Reel size (inches) Tape width (mm) Quantity per reel MMBTA28-7-F AEC-Q101 K6R 7 8 3,000 MMBTA28-13-F AEC-Q101 K6R 13 8 10,000 Notes: 1. No purposely added lead. Fully EU Directive 2002/95/EC (RoHS) & 2011/65/EU (RoHS 2) compliant. 2. See A Product Line of Diodes Incorporated MMBTA28 Absolute Maximum Ratings ( T = +25C, unless otherwise specified.) A Characteristic Symbol Value Unit Collector-Base Voltage V 80 V CBO Collector-Emitter Voltage 80 V V CES Emitter-Base Voltage 12 V V EBO Continuous Collector Current 500 mA I C Thermal Characteristics ( T = +25C, unless otherwise specified.) A Characteristic Symbol Value Unit (Note 5) 310 Power Dissipation P mW D (Note 6) 350 (Note 5) 403 Thermal Resistance, Junction to Ambient R C/W JA (Note 6) 357 Thermal Resistance, Junction to Leads (Note 7) 350 R C/W JL Operating and Storage Temperature Range -55 to +150 T T C J, STG Notes: 5. For a device mounted on minimum recommended pad layout 1oz copper that is on a single-sided FR4 PCB device is measured under still air conditions whilst operating in a steady-state. 6. Same as note (5), except the device is mounted on 15 mm x 15mm 1oz copper. 7. Thermal resistance from junction to solder-point (at the end of the leads). 0.4 400 350 0.3 300 250 D=0.5 0.2 200 150 D=0.1 Single Pulse D=0.2 0.1 100 50 D=0.05 0.0 0 0 25 50 75 100 125 150 100 1m 10m 100m 1 10 100 1k Temperature (C) Pulse Width (s) Transient Thermal Impedance Derating Curve 10 Single Pulse. T =25C amb 1 0.1 10m 100m 1 10 100 1k Pulse Width (s) Pulse Power Dissipation 2 of 6 February 2014 MMBTA28 Diodes Incorporated www.diodes.com Document number: DS30367 Rev. 10 - 2 Max Power Dissipation (W) Max Power Dissipation (W) Thermal Resistance (C/W)