MC4459

Freescale AO4459 / MC4459 P-Channel 30-V (D-S) MOSFET Key Features: Low rDS(on) trench technology Low thermal impedance Fast switching speed Typical Applications: White LED boost converters Automotive Systems Industrial DC/DC Conversion Circuits PRODUCT SUMMARY rDS(on) (mΩ) 49 @ VGS = -10V 75 @ VGS = -4.5V VDS (V) -30 ID(A) -6.5 -5.3 ABSOLUTE MAXIMUM RATINGS (TA = 25°C UNLESS OTHERWISE NOTED) Parameter Symbol Limit VDS Drain-Source Voltage -30 VGS Gate-Source Voltage ±20 TA=25°C -6.5 ID Continuous Drain Current a TA=70°C -5.5 IDM Pulsed Drain Current b -30 a I -4 Continuous Source Current (Diode Conduction) S T =25°C 3.1 A PD Power Dissipation a TA=70°C 2.2 TJ, Tstg -55 to 150 Operating Junction and Storage Temperature Range Units V A A W °C Maximum Junction-to-Ambient a THERMAL RESISTANCE RATINGS Parameter t <= 10 sec Steady State Symbol Maximum 40 RθJA 80 Units °C/W Notes a. Surface Mounted on 1” x 1” FR4 Board. b. Pulse width limited by maximum junction temperature 1 www.freescale.net.cn Free Datasheet http://www.datasheet4u.com/ Freescale Electrical Characteristics Parameter Gate-Source Threshold Voltage Gate-Body Leakage Zero Gate Voltage Drain Current On-State Drain Current a Drain-Source On-Resistance a Forward Transconductance a Diode Forward Voltage a Total Gate Charge Gate-Source Charge Gate-Drain Charge Turn-On Delay Time Rise Time Turn-Off Delay Time Fall Time Input Capacitance Output Capacitance Reverse Transfer Capacitance Symbol VGS(...