HY4903B Datasheet and Replacement
Type Designator: HY4903B
Type of Transistor: MOSFET
Type of Control Channel: N -Channel
Pd ⓘ - Maximum Power Dissipation: 214 W
|Vds|ⓘ - Maximum Drain-Source Voltage: 30 V
|Vgs|ⓘ - Maximum Gate-Source Voltage: 20 V
|Vgs(th)|ⓘ - Maximum Gate-Threshold Voltage: 3 V
|Id| ⓘ - Maximum Drain Current: 290 A
Tj ⓘ - Maximum Junction Temperature: 175 °C
Qg ⓘ - Total Gate Charge: 247 nC
tr ⓘ - Rise Time: 120 nS
Cossⓘ - Output Capacitance: 1236 pF
Rds ⓘ - Maximum Drain-Source On-State Resistance: 0.002 Ohm
Package: TO263
HY4903B substitution
HY4903B Datasheet (PDF)
hy4903p hy4903b.pdf

HY4903P/BN-Channel Enhancement Mode MOSFETFeatures Pin Description 30V/290ARDS(ON)=1.6m(typ.) @VGS = 10V 100% avalanche tested Excellent CdV/dt effect declineSGD Device Available GDSTO-220FB-3L TO-263-2L Applications Switching Application Power Management for DC/DCN-Channel MOSFETOrdering and Marking InformationPackage CodeP BP : TO-220FB-3L
hy4903b6.pdf

HY4903B6 N-Channel Enhancement Mode MOSFET Feature Description Pin Description 30V/314A RDS(ON)= 1.3m(typ.)@VGS = 10V RDS(ON)= 1.7m(typ.)@VGS = 4.5V 100% Avalanche Tested Reliable and Rugged Pin7 Lead Free and Green Devices Available (RoHS Compliant) Pin1 TO-263-6L Pin4 Applications Pin1 Switch application Brushless Motor Drive
Datasheet: FMP36-015P , FMP76-01T , GMM3x100-01X1-SMD , FDMS0306AS , GMM3x120-0075X2-SMD , FDMS0300S , GMM3x160-0055X2-SMD , FDMC7200S , CS150N03A8 , FDMC7200 , GMM3x60-015X2-SMD , FDMC0310AS , GWM100-0085X1-SL , FDMS3610S , GWM100-0085X1-SMD , FDMS3606S , GWM100-01X1-SL .
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