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| SI4858DY New Product Vishay Siliconix N-Channel 30-V (D-S) MOSFET FEATURES PRODUCT SUMMARY VDS (V) 30 rDS(on) (W) 0.00525 @ VGS = 10 V 0.007 @ VGS = 4.5 V ID (A) 20 17 D TrenchFETr Power MOSFET D Optimized for "Low Side" Synchronous Rectifier Operation D 100% RG Tested APPLICATIONS D DC/DC Converters D Synchronous Rectifiers D SO-8 S S S G 1 2 3 4 Top View 8 7 6 5 D D D D G S N-Channel MOSFET ABSOLUTE MAXIMUM RATINGS (TA = 25_C UNLESS OTHERWISE NOTED) Parameter Drain-Source Voltage Gate-Source Voltage Continuous Drain Current (TJ = 150_C)a Pulsed Drain Current (10 ms Pulse Width) Continuous Source Current (Diode Conduction)a Maximum Power Dissipationa Operating Junction and Storage Temperature Range TA = 25_C TA = 70_C TA = 25_C TA = 70_C Symbol VDS VGS 10 secs 30 "20 20 Steady State Unit V 13 10 60 A 1.3 1.6 1 - 55 to 150 W _C ID IDM IS PD TJ, Tstg 15 2.9 3.5 2.2 THERMAL RESISTANCE RATINGS Parameter Maximum Junction to Ambienta Junction-to-Ambient Maximum Junction-to-Foot (Drain) Notes a. Surface Mounted on 1" x 1" FR4 Board. Document Number: 70690 S-03662--Rev. B, 14-Apr-03 www.vishay.com t v 10 sec Steady State Steady State RthJA RthJF Symbol Typical 29 67 13 Maximum 35 80 16 Unit _C/W 1 SI4858DY Vishay Siliconix New Product SPECIFICATIONS (TJ = 25_C UNLESS OTHERWISE NOTED) Parameter Static Gate Threshold Voltage Gate-Body Leakage Zero Gate Voltage Drain Current On-State Drain Currenta Drain-Source On-State Resistancea Forward Transconductancea Diode Forward Voltagea VGS(th) IGSS IDSS ID(on) rDS(on) gfs VSD VDS = VGS, ID = 250 mA VDS = 0 V, VGS = "20 V VDS = 24 V, VGS = 0 V VDS = 24 V, VGS = 0 V, TJ = 55_C VDS w 5 V, VGS = 10 V VGS = 10 V, ID = 20 A VGS = 4.5 V, ID = 19 A VDS = 15 V, ID = 20 A IS = 2.9 A, VGS = 0 V 30 0.0040 0.0055 90 0.75 1.1 0.00525 0.007 S V 1.0 "100 1 5 V nA mA A W Symbol Test Condition Min Typ Max Unit Dynamicb Total Gate Charge Gate-Source Charge Gate-Drain Charge Gate Resistance Turn-On Delay Time Rise Time Turn-Off Delay Time Fall Time Source-Drain Reverse Recovery Time Qg Qgs Qgd RG td(on) tr td(off) tf trr IF = 2.9 A, di/dt = 100 A/ms VDD = 15 V, RL = 15 W ID ^ 1 A, VGEN = 10 V, RG = 6 W 0.5 VDS = 15 V, VGS = 4.5 V, ID = 20 A 30.5 13.5 9.5 1.4 21 10 83 27 50 2.4 35 20 130 45 80 ns W 40 nC Notes a. Pulse test; pulse width v 300 ms, duty cycle v 2%. b. Guaranteed by design, not subject to production testing. TYPICAL CHARACTERISTICS (25_C UNLESS NOTED) Output Characteristics 60 VGS = 10 thru 4 V 50 50 60 Transfer Characteristics I D - Drain Current (A) 40 I D - Drain Current (A) 40 30 30 20 3V 20 TC = 125_C 10 25_C - 55_C 3.0 3.5 4.0 10 0 0 1 2 3 4 5 0 0.0 0.5 1.0 1.5 2.0 2.5 VDS - Drain-to-Source Voltage (V) VGS - Gate-to-Source Voltage (V) www.vishay.com 2 Document Number: 70690 S-03662--Rev. B, 14-Apr-03 SI4858DY New Product TYPICAL CHARACTERISTICS (25_C UNLESS NOTED) On-Resistance vs. Drain Current 0.010 6500 Vishay Siliconix Capacitance r DS(on) - On-Resistance ( W ) 0.008 VGS = 4.5 V VGS = 10 V 0.004 C - Capacitance (pF) 5200 Ciss 3900 0.006 2600 0.002 1300 Crss Coss 0.000 0 10 20 30 40 50 0 0 6 12 18 24 30 ID - Drain Current (A) VDS - Drain-to-Source Voltage (V) Gate Charge 10 V GS - Gate-to-Source Voltage (V) VDS = 15 V ID = 20 A 1.8 On-Resistance vs. Junction Temperature VGS = 10 V ID = 20 A r DS(on) - On-Resistance (W) (Normalized) 8 1.6 1.4 6 1.2 4 1.0 2 0.8 0 0 15 30 45 60 75 0.6 - 50 - 25 0 25 50 75 100 125 150 Qg - Total Gate Charge (nC) TJ - Junction Temperature (_C) Source-Drain Diode Forward Voltage 60 0.020 On-Resistance vs. Gate-to-Source Voltage TJ = 150_C 10 r DS(on) - On-Resistance ( W ) 0.016 ID = 20 A 0.012 I S - Source Current (A) 0.008 TJ = 25_C 0.004 1 0.00 0.2 0.4 0.6 0.8 1.0 1.2 0.000 0 2 4 6 8 10 VSD - Source-to-Drain Voltage (V) VGS - Gate-to-Source Voltage (V) Document Number: 70690 S-03662--Rev. B, 14-Apr-03 www.vishay.com 3 SI4858DY Vishay Siliconix New Product TYPICAL CHARACTERISTICS (25_C UNLESS NOTED) Threshold Voltage 0.6 0.4 0.2 40 - 0.0 - 0.2 - 0.4 - 0.6 - 0.8 - 50 10 Power (W) ID = 250 mA 60 50 Single Pulse Power V GS(th) Variance (V) 30 20 - 25 0 25 50 75 100 125 150 0 10 - 2 10 - 1 1 Time (sec) 10 100 600 TJ - Temperature (_C) Normalized Thermal Transient Impedance, Junction-to-Ambient 2 1 Duty Cycle = 0.5 Normalized Effective Transient Thermal Impedance 0.2 Notes: 0.1 0.1 0.05 t1 PDM 0.02 t2 1. Duty Cycle, D = 2. Per Unit Base = RthJA = 67_C/W t1 t2 Single Pulse 0.01 10 - 4 10 - 3 10 - 2 10 - 1 1 Square Wave Pulse Duration (sec) 3. TJM - TA = PDMZthJA(t) 4. Surface Mounted 10 100 600 Normalized Thermal Transient Impedance, Junction-to-Foot 2 1 Duty Cycle = 0.5 Normalized Effective Transient Thermal Impedance 0.2 0.1 0.1 0.05 0.02 Single Pulse 0.01 10 - 4 10 - 3 10 - 2 10 - 1 Square Wave Pulse Duration (sec) 1 10 www.vishay.com 4 Document Number: 70690 S-03662--Rev. B, 14-Apr-03 |
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