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DLD101 Datasheet(PDF) 1 Page - Diodes Incorporated |
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DLD101 Datasheet(HTML) 1 Page - Diodes Incorporated |
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1 / 7 page  DLD101 Document number: DS32007 Rev. 6 - 2 1 of 7 www.diodes.com February 2010 © Diodes Incorporated DLD101 LINEAR MODE CURRENT SINK LED DRIVER Features • Primarily Designed for Driving LED/s for Illumination, Signage and Backlighting Applications • Ideally Suited for Linear Mode Constant Current Applications • VBE Referenced Current Sink Circuit • Includes: • N-Channel Enhancement Mode MOSFET (Q1) • Base Accessible Pre-Biased Transistor (Q2) • High Voltage Capable (50V) • Small Form Factor Surface Mount Package • High Dissipation Capability • Low Thermal Resistance • Lead Free By Design/RoHS Compliant (Note 1) • "Green" Device (Note 2) • Qualified to AEC-Q101 Standards for High Reliability Mechanical Data • Case: DFN3030D-8 • Case Material: Molded Plastic, "Green" Molding Compound. UL Flammability Classification Rating 94V-0 • Moisture Sensitivity: Level 1 per J-STD-020 • Terminals: Finish — NiPdAu over Copper leadframe. Solderable per MIL-STD-202, Method 208 • Marking Information: See Page 6 • Ordering Information: See Page 6 • Weight: 0.0172 grams (approximate) Maximum Ratings: (Q1) @TA = 25°C unless otherwise specified Characteristic Symbol Value Unit Drain Source Voltage VDSS 100 V Gate-Source Voltage VGSS ±20 V Drain Current (Note 3) TA = 25°C TA = 70°C ID 1.0 0.8 A Drain Current (Note 3) Pulsed IDM 3.0 A Body-Diode Continuous Current (Note 3) IS 1.0 A Maximum Ratings: (Q2) @TA = 25°C unless otherwise specified Characteristic Symbol Value Unit Supply Voltage VCC 50 V Input Voltage VIN -5 to +30 V Output Current (DC) IO 100 mA Thermal Characteristics – Total Device Characteristic Symbol Value Unit Power Dissipation (Note 3) @TA = 25°C PD 0.7 W Thermal Resistance Junction to Ambient Air (Note 3) @TA = 25°C RθJA 178 °C/W Thermal Resistance Junction to Case Air (Note 3) @TA = 25°C RθJC 30 °C/W Operating and Storage Temperature Range TJ, TSTG -55 to +150 °C Notes: 1. No purposefully added lead. 2. Diodes Inc.'s "Green" policy can be found on our website at http://www.diodes.com/products/lead_free/index.php. 3. Part mounted on FR-4 substrate PC board, with minimum recommended pad layout (see page 6). Top View Internal Schematic Top View Package Pin-Out Configuration Typical Application Circuit for Linear Mode Current Sink LED Driver 87 6 5 12 3 4 D2 G2 NC C1 S2 B1 B1’ E1 8 76 5 1 23 4 D2 G2 NC C1 S2 B1 B1’ E1 Q2 Q1 R2 R1 8 7 6 5 1 2 3 4 C E B GD S R C R S Option 1 Option 2 Option 3 LED String Option 3: I LED ≈ V BE R S Options 1 & 2: I LED ≈ 1.1 V BE R S V Supply CC Q2 Q1 V DS R2 R1 Option 2: Capacitor is across R2 for better noise performance. |
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