AO4852 Datasheet | Freescale Semiconductor

Features : - Low r DS(on) trench technology - Low thermal impedance - Fast switching speed Typical Applications: - White LED boost converters - Automotive Systems - Industrial DC/DC Conversion Circuits PRODUCT SUMMARY r DS(on) (mΩ) 89 @ VGS = 10V 104 @ VGS = 4.5V VDS (V) 60 ID(A) 3.6 3.4 ABSOLUTE MAXIMUM RATINGS (TA = 25°C UNLESS OTHERWISE NOTED) Parameter Symbol Limit VDS Drain-Source Voltage 60 VGS Gate-Source Voltage ±20 TA=25°C 3.6 ID Continuous Drain Current a TA=70°C 3.1 IDM Pulsed Drain Current b 20 a I 1.7 Continuous Source Current (Diode Conduction) S T =25°C 2.1 A PD Power Dissipation a TA=70°C 1.3 TJ, Tstg Operating Junction and Storage Temperature Range 1.3 Units V A A W °C Maximum Junction-to-Ambient a THERMAL RESISTANCE RATINGS Parameter t <= 10 sec Steady State Symbol Maximum 62.5 RθJA 110 Units °C/W Notes a. Surface Mounted on 1” x 1” FR4 Board. b. Pulse width limited by maximum junction temperature .freescale.net.cn Free Datasheet http://../ Freescale Electrical Characteristics Parameter Gate-Source Threshold Voltage Gate-Body Leakage Zero Gate Voltage Drain Current On-State Drain Current Drain-Source On-Resistance Forward Transconductance Diode Forward Voltage 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(th) IGSS IDSS ID(on) r DS(on) gfs VSD Qg Qgs Qgd td(on) tr td(off) tf Ciss Coss Crss Test Conditions Static VDS = VGS, ID = 250 u A VDS = 0 V, VGS = ±20 V VDS = 48 V, VGS = 0 V VDS = 48 V, VGS = 0 V, TJ = 55°C VDS = 5 V, VGS = 10 V VGS = 10 V, ID = 2.9 A VGS = 4.5 V, ID = 2.7 A VDS = 15 V, ID = 2.9 A IS = 0.9 A, VGS = 0 V Dynamic VDS = 30 V, VGS = 4.5 V, ID = 2.9 A VDS = 30 V, RL = 10.4 Ω, ID = 2.9 A, VGEN = 10 V, RGEN = 6 Ω Min 1 AO4852/ MC4852 Typ Max Unit V n A u A A ±100 1 25 8 89 104 10 0.78 4.0 1.2 2.1 3 6 17 5 297 40 28 mΩ S V n C ns VDS = 15 V, VGS = 0 V, f = 1 MHz p F Notes a....