CYStech Electronics Corp. Spec. No. : C421Q8 Issued Date : 2007.10.12 Revised Date : Page No. : 1/5 P-CHANNEL ENHANCEMENT MODE POWER MOSFET MTDP4955Q8 Description The MTDP4955Q8 is a P-channel enhancement-mode MOSFET, providing the designer with the best combination of fast switching, ruggedized device design, low on-resistance and cost effectiveness. The SOP-8 package is universally preferred for all commercial-industrial surface mount applications and suited for low voltage applications such as DC/DC converters. Features • RDS(ON)=45mΩ@VGS=-4.5V, ID=-5A RDS(ON)=65mΩ@VGS=-2.5V, ID=-4A • Simple drive requirement • Low on-resistance • Fast switching speed • Pb-free package Applications • Power management in notebook computer, portable equipment and battery powered systems. Equivalent Circuit MTDP4955Q8 Outline SOP-8 G：Gate S：Source D：Drain MTDP4955Q8 CYStek Product Specification CYStech Electronics Corp. Spec. No. : C421Q8 Issued Date : 2007.10.12 Revised Date : Page No. : 2/5 Absolute Maximum Ratings (Ta=25°C) Parameter Drain-Source Voltage Gate-Source Voltage Continuous Drain Current @TA=25 °C Continuous Drain Current @TA=70 °C Pulsed Drain Current (Note 2) (Note 1) (Note 1) Total Power Dissipation (Note 1) Linear Derating Factor Operating Junction and Storage Temperature Range Thermal Resistance, Junction-to-Ambient (Note 1) Symbol Limits Unit VDS VGS ID ID IDM Pd -20 ±20 -5.6 -4.5 -20 2 0.016 -55~+150 62.5 V V A A A W W / °C °C °C/W Tj, Tstg Rth,ja Note : 1.Surface mounted on 1 in² copper pad of FR-4 board; 135°C/W when mounted on minimum copper pad. 2.Pulse width limited by maximum junction temperature Electrical Characteristics (Tj=25°C, unless otherwise specified) Symbol Min. Typ. Max. Unit Test Conditions Static BVDSS -20 V VGS=0, ID=-250μA ΔBVDSS/ΔTj -0.01 V VGS=0, ID=-250μA VGS(th) -0.5 -1.2 V VDS=VGS, ID=-250μA IGSS ±100 nA VGS=±20V, VDS=0 IDSS -1 μA VDS=-20V, VGS=0 VDS=-16V, VGS=0, Tj=70℃ IDSS -25 μA 45 ID=-5A, VGS=-4.5V *RDS(ON) mΩ 65 ID=-4A, VGS=-2.5V *GFS 9 S VDS=-5V, ID=-5A Dynamic Ciss 1400 2240 pF VDS=-20V, VGS=0, f=1MHz Coss 270 Crss 230 *td(ON) 9 VDS=-10V, ID=-1A, *tr 10 ns VGS=-10V, RG=3.3Ω, RD=10Ω *td(OFF) 52 *tf 24 *Qg 19 30 VDS=-16V, ID=-5A, nC *Qgs 3 VGS=-4.5V *Qgd 6 Source-Drain Diode *VSD -1.2 V VGS=0V, IS=-1.6A *Trr 32 ns IS=-5A, VGS=0, dI/dt=100A/μs *Qrr 22 nC *Pulse Test : Pulse Width ≤300μs, Duty Cycle≤2% MTDP4955Q8 CYStek Product Specification CYStech Electronics Corp. Spec. No. : C421Q8 Issued Date : 2007.10.12 Revised Date : Page No. : 3/5 Characteristic Curves MTDP4955Q8 CYStek Product Specification CYStech Electronics Corp. Spec. No. : C421Q8 Issued Date : 2007.10.12 Revised Date : Page No. : 4/5 Characteristic Curves(Cont.) MTDP4955Q8 CYStek Product Specification Spec. No. : C421Q8 Issued Date : 2007.10.12 Revised Date : Page No. : 5/5 CYStech Electronics Corp. SOP-8 Dimension Right side View G Top View A I C B Marking: Device Name 4955SS Date Code □□□□ H J E D K Front View Part A Part A M L 8-Lead SOP-8 Plastic Package CYStek Package Code: Q8 N O F *: Typical Inches Min. Max. 0.1909 0.2007 0.1515 0.1555 0.2283 0.2441 0.0480 0.0519 0.0145 0.0185 0.1472 0.1527 0.0570 0.0649 0.1889 0.2007 DIM A B C D E F G H Millimeters Min. Max. 4.85 5.10 3.85 3.95 5.80 6.20 1.22 1.32 0.37 0.47 3.74 3.88 1.45 1.65 4.80 5.10 DIM I J K L M N O Inches Min. Max. 0.0019 0.0078 0.0118 0.0275 0.0074 0.0098 0.0145 0.0204 0.0118 0.0197 0.0031 0.0051 0.0000 0.0059 Millimeters Min. Max. 0.05 0.20 0.30 0.70 0.19 0.25 0.37 0.52 0.30 0.50 0.08 0.13 0.00 0.15 Notes: 1.Controlling dimension: millimeters. 2.Maximum lead thickness includes lead finish thickness, and minimum lead thickness is the minimum thickness of base material. 3.If there is any question with packing specification or packing method, please contact your local CYStek sales office. Material: • Lead: 42 Alloy; solder plating • Mold Compound: Epoxy resin family, flammability solid burning class: UL94V-0 Important Notice: • All rights are reserved. Reproduction in whole or in part is prohibited without the prior written approval of CYStek. • CYStek reserves the right to make changes to its products without notice. • CYStek semiconductor products are not warranted to be suitable for use in Life-Support Applications, or systems. • CYStek assumes no liability for any consequence of customer product design, infringement of patents, or application assistance. MTDP4955Q8 CYStek Product Specification