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UC1844L883B
UC1844L883B
Current Mode PWM Controllers UC1844L883B
Texas Instruments
UC1844L883B
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Power Management
Current Mode PWM Controllers
Specification
Product AttributeAttribute Value
HTS8542330001
PPAPNo
TypeCurrent Mode PWM Controller
EU RoHSNot Compliant
MountingSurface Mount
TopologyBoost|Flyback|Forward
ECCN (US)EAR99
PackagingTube
Pin Count20
AutomotiveNo
Lead ShapeNo Lead
On/Off PinNo
PCB changed20
Part StatusActive
Package Width9.09(Max)
Control MethodCurrent
Fall Time (ns)50
Package Height2.03(Max)
Package Length9.09(Max)
Rise Time (ns)50
Synchronous PinNo
Supplier PackageCLLCC
Adjustable OutputNo
Process TechnologyBipolar
Output Current (mA)200(Max)
Number of PWM Outputs1
Standard Package NameLLCC
Maximum Duty Cycle (%)50
Oscillator Accuracy (kHz)52
Switching Frequency (kHz)500
UVLO Turn-On Threshold (V)16
Maximum Supply Current (mA)25
UVLO Turn-Off Threshold (V)10
Operating Supply Voltage (V)12 to 28
Maximum Operating Temperature (°C)125
Minimum Operating Temperature (°C)-55
Maximum Operating Supply Voltage (V)28
Minimum Operating Supply Voltage (V)12
Description
Current Mode PWM Controller 200mA 500kHz 20-Pin CLLCC Tube
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