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SI4446DY Datasheet(PDF) 1 Page - Vishay Siliconix |
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SI4446DY Datasheet(HTML) 1 Page - Vishay Siliconix |
1 / 9 page Vishay Siliconix Si4446DY New Product Document Number: 73661 S09-0322-Rev. B, 02-Mar-09 www.vishay.com 1 N-Channel 40-V (D-S) MOSFET FEATURES • Halogen-free According to IEC 61249-2-21 Definition • TrenchFET® Power MOSFET •100 % Rg •100 % Rg UIS Tested APPLICATIONS • CCFL Inverter Notes: a. Surface mounted on 1" x 1" FR4 board. PRODUCT SUMMARY VDS (V) RDS(on) (Ω) ID (A) d Qg (Typ.) 40 0.040 at VGS = 10 V 5.2 8 0.045 at VGS = 4.5 V 4.9 ABSOLUTE MAXIMUM RATINGS TA = 25 °C, unless otherwise noted Parameter Symbol 10 s Steady State Unit Drain-Source Voltage VDS 40 V Gate-Source Voltage VGS ± 12 Continuous Drain Current (TJ = 150 °C) a TA = 25 °C ID 5.2 3.9 A TA = 70 °C 4.2 3.1 Pulsed Drain Current IDM 30 Continuous Source Current (Diode Conduction)a IS 1.7 0.9 Avalanche Current L = 0.1 mH IAS 13 Single-Pulse Avalanche Energy EAS 8.5 mJ Maximum Power Dissipationa TA = 25 °C PD 2.0 1.1 W TA = 70 °C 1.3 0.7 Operating Junction and Storage Temperature Range TJ, Tstg - 55 to 150 °C D G S N-Channel MOSFET S S D D D S G D SO-8 5 6 7 8 Top View 2 3 4 1 Ordering Information: Si4446DY-T1-E3 (Lead (Pb)-free) Si4446DY-T1-GE3 (Lead (Pb)-free and Halogen-free) THERMAL RESISTANCE RATINGS Parameter Symbol Typical Maximum Unit Maximum Junction-to-Ambienta t ≤ 10 s RthJA 52 62.5 °C/W Steady State 90 110 Maximum Junction-to-Foot (Drain) Steady State RthJF 32 40 |
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