SSF2841 DESCRIPTION The SSF2841 uses advanced trench technology to provide excellent RDS(ON), low gate charge and operation with gate voltages as low as -0.7V. This device is suitable for use as a load switch or in PWM applications. Schematic diagram D1 S1 S1 G1 D2 SSF2841 8205A 5 6 7 8 ● VDS = -20V,ID = -5A RDS(ON) <72mΩ @ VGS=-2.5V RDS(ON) < 50mΩ @ VGS=-4.5V ● High Power and current handing capability ● Lead free product is acquired ● Surface Mount Package 4 3 2 1 GENERAL FEATURES S2 S2 G2 Pin Assignment Application ●PWM applications ●Load switch ●Power management TSSOP-8 top view PACKAGE MARKING AND ORDERING INFORMATION Device Marking Device Device Package Reel Size Tape width Quantity SSF2841 SSF2841 TSSOP-8 － － － ABSOLUTE MAXIMUM RATINGS(TA=25℃unless otherwise noted) Parameter Symbol Drain-Source Voltage VDS Gate-Source Voltage Drain Current-Continuous@ Current-Pulsed (Note 1) Maximum Power Dissipation Operating Junction and Storage Temperature Range Limit Unit -20 V VGS ±12 V ID -5 A IDM -20 A PD 3.2 W TJ,TSTG -55 To 150 ℃ RθJA 83 ℃/W THERMAL CHARACTERISTICS Thermal Resistance,Junction-to-Ambient (Note 2) ELECTRICAL CHARACTERISTICS (TA=25℃unless otherwise noted) Parameter Symbol Condition Min Typ Max Unit OFF CHARACTERISTICS Drain-Source Breakdown Voltage BVDSS VGS=0V ID=-250μA Zero Gate Voltage Drain Current IDSS VDS=-20V,VGS=0V -1 μA Gate-Body Leakage Current IGSS VGS=±12V,VDS=0V ±100 nA ©Silikron Semiconductor CO.,LTD. 1 -20 http://www.silikron.com V v1.1 SSF2841 ON CHARACTERISTICS (Note 3) Gate Threshold Voltage VGS(th) Drain-Source On-State Resistance RDS(ON) Forward Transconductance VDS=VGS,ID=-250μA gFS -0.4 -1 V VGS=-4.5V, ID=-5A 41 50 VGS=-2.5V, ID=-3A 67 72 VDS=-10V,ID=-5A 9 S 610 PF 130 PF mΩ DYNAMIC CHARACTERISTICS (Note4) Input Capacitance Clss VDS=-10V,VGS=0V, F=1.0MHz Output Capacitance Coss Reverse Transfer Capacitance Crss 100 PF Turn-on Delay Time td(on) 27 nS Turn-on Rise Time tr 60 nS 30 nS SWITCHING CHARACTERISTICS (Note 4) Turn-Off Delay Time VDD=-10V,ID=-5A VGS=-4.5V,RGEN=1Ω td(off) Turn-Off Fall Time tf 10 nS Total Gate Charge Qg 9.6 nC Gate-Source Charge Qgs 1.5 nC Gate-Drain Charge Qgd 2.4 nC VDS=-10V,ID=-5A,VGS=-4.5V DRAIN-SOURCE DIODE CHARACTERISTICS Diode Forward Voltage (Note 3) VSD VGS=0V,IS=-1.7A -1.2 V NOTES: 1. Repetitive Rating: Pulse width limited by maximum junction temperature. 2. Surface Mounted on FR4 Board, t ≤ 10 sec. 3. Pulse Test: Pulse Width ≤ 300μs, Duty Cycle ≤ 2%. 4. Guaranteed by design, not subject to production testing. ©Silikron Semiconductor CO.,LTD. 2 http://www.silikron.com v1.1 SSF2841 TYPICAL ELECTRICAL AND THERMAL CHARACTERISTICS ton tr td(on) toff tf td(off) 90% VOUT 90% INVERTED 10% 10% 90% VIN 50% 50% 10% PULSE WIDTH Figure 2:Switching Waveforms R(t),Normalized Effective Transient Thermal Impedance Figure1:Switching Test Circuit Square Wave Pluse Duration(sec) Figure 3: Normalized Maximum Transient Thermal Impedance ©Silikron Semiconductor CO.,LTD. 3 http://www.silikron.com v1.1 SSF2841 TSSOP-8 PACKAGE INFORMATION Dimensions in Millimeters (UNIT:mm) NOTES： 1. All dimensions are in millimeters. 2. Dimensions are inclusive of plating 3. Package body sizes exclude mold flash and gate burrs. Mold flash at the non-lead sides should be less than 6 mils. 4. Dimension L is measured in gauge plane. 5. Controlling dimension is millimeter, converted inch dimensions are not necessarily exact. ©Silikron Semiconductor CO.,LTD. 4 http://www.silikron.com v1.1 SSF2841 ATTENTION: ■ ■ ■ ■ ■ ■ ■ ■ ■ Any and all Silikron products described or contained herein do not have specifications that can handle applications that require extremely high levels of reliability, such as life-support systems, aircraft's control systems, or other applications whose failure can be reasonably expected to result in serious physical and/or material damage. Consult with your Silikron representative nearest you before using any Silikron products described or contained herein in such applications. Silikron assumes no responsibility for equipment failures that result from using products at values that exceed, even momentarily, rated values (such as maximum ratings, operating condition ranges, or other parameters) listed in products specifications of any and all Silikron products described or contained herein. Specifications of any and all Silikron products described or contained herein stipulate the performance, characteristics, and functions of the described products in the independent state, and are not guarantees of the performance, characteristics, and functions of the described products as mounted in the customer’s products or equipment. To verify symptoms and states that cannot be evaluated in an independent device, the customer should always evaluate and test devices mounted in the customer’s products or equipment. Silikron Semiconductor CO.,LTD. strives to supply high-quality high-reliability products. However, any and all semiconductor products fail with some probability. It is possible that these probabilistic failures could give rise to accidents or events that could endanger human lives, that could give rise to smoke or fire, or that could cause damage to other property. When designing equipment, adopt safety measures so that these kinds of accidents or events cannot occur. Such measures include but are not limited to protective circuits and error prevention circuits for safe design, redundant design, and structural design. In the event that any or all Silikron products(including technical data, services) described or contained herein are controlled under any of applicable local export control laws and regulations, such products must not be exported without obtaining the export license from the authorities concerned in accordance with the above law. No part of this publication may be reproduced or transmitted in any form or by any means, electronic or mechanical, including photocopying and recording, or any information storage or retrieval system, or otherwise, without the prior written permission of Silikron Semiconductor CO.,LTD. Information (including circuit diagrams and circuit parameters) herein is for example only ; it is not guaranteed for volume production. Silikron believes information herein is accurate and reliable, but no guarantees are made or implied regarding its use or any infringements of intellectual property rights or other rights of third parties. Any and all information described or contained herein are subject to change without notice due to product/technology improvement, etc. When designing equipment, refer to the "Delivery Specification" for the Silikron product that you intend to use. This catalog provides information as of Dec, 2008. Specifications and information herein are subject to change without notice. ©Silikron Semiconductor CO.,LTD. 5 http://www.silikron.com v1.1