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UC3851DWTRG4
UC3851DWTRG4
PWM and Resonant Controllers UC3851DWTRG4
Texas Instruments
UC3851DWTRG4
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Processors&Controllers
PWM and Resonant Controllers
Specification
Product AttributeAttribute Value
PPAPNo
TypeCurrent Mode PWM Controller
EU RoHSCompliant
MountingSurface Mount
TopologyForward|Flyback|Buck|Boost
ECCN (US)EAR99
PackagingTape and Reel
Pin Count18
AutomotiveNo
Lead ShapeGull-wing
On/Off PinNo
PCB changed18
Part StatusObsolete
Package Width7.6(Max)
Control MethodCurrent/Voltage Mode PWM Controller
Fall Time (ns)50
Package Height2.35(Max)
Package Length11.75(Max)
Rise Time (ns)50
Synchronous PinNo
Supplier PackageSOIC
Adjustable OutputNo
Number of PWM Outputs1
Standard Package NameSOP
Maximum Duty Cycle (%)46
Switching Frequency (kHz)500
Supplier Temperature GradeCommercial
Maximum Supply Current (mA)21
Maximum Power Dissipation (mW)1000
Maximum Operating Temperature (°C)70
Minimum Operating Temperature (°C)0
Description
Current Mode PWM Controller 500kHz 18-Pin SOIC T/R
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