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Datasheet LM3842 Equivalent ( PDF ) |
N.º | Número de pieza | Descripción | Fabricantes | |
2 | LM3842 | step-down constant current LED driver LM3842
Features
n n n n n n n n n n n n Efficiency up to 93% 180 μA(TYP.) Quiescent Current Output Current: Up to 1A Internal Synchronous Rectifier 1.5MHz Switching Frequency Soft Start Under-Voltage Lockout Short LED Protection Open LED Protection Thermal Shutdown 5-pin Small SOT23-5 Packages Pb-F |
ETC |
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1 | LM3842A | (LM3842A - LM3845A) CURRENT MODE PWM CONTROLLER CURRENT MODE PWM CONTROLLER
FEATURES
● Automatic feed forward compensation ● ● ● ● ● Optimized for offline converter Double pulse suppression Current mode operation to 500 KHz High gain totem pole output Internally trimmed bandgap reference
Compen sation Voltage Feedback Current Sense RT |
HTC |
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Número de pieza | Descripción | Fabricantes | |
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