LV5027M-TLM-H ON Semiconductor, LV5027M-TLM-H Datasheet
LV5027M-TLM-H
Specifications of LV5027M-TLM-H
Related parts for LV5027M-TLM-H
LV5027M-TLM-H Summary of contents
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... Ordering number : ENA**** LV5027M Overview LV5027M is a High Voltage LED drive controller which drives LED current with external MOSFET. LV5027M is realized very simple LED circuits with a few external parts. Functions High Voltage LED Controller Low noise switching system ...
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... V IN OVP voltage VIN Current at OVP IINOVP CS terminal abnormal sensing circuit Abnormal sensing voltage CSOCP *: Design guarantee (value guaranteed by design and not tested before shipment) LV5027M 25C Conditions Conditions 8.5 to 24V *Design guarantee *Design guarantee V IN UVLOON V IN >UVLOON, OUT = OPEN ...
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... LV5027M TYPICAL CHARACTARISTICS No.A1950-3/12 ...
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... INPUT LV5027M VIN OUT CS GND LV5027M TYPICAL CHARACTARISTICS TYPICAL CHARACTARISTICS TSD UVLO OVP OSCILLATOR Isolation INPUT CONTROL LOGIC OUT GND C13 NP D3 LED LV5027M VIN R2 Q1 OUT CS R1 GND R3 No.A1950-4/12 ...
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... NC No connection connection connection 4 CS LED current sensing in. If this terminal voltage exceeds VREF, external FET is OFF. And if the voltage of the terminal exceeds 1.9V, LV5027M turns to latch-off mode connection 6 GND GND pin. 7 OUT Driving the external FET Gate Pin. 8 VIN Power supply pin ...
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... RESET Vac + - CS FET current REF_IN (primary side) under drawing T TRIAC dimmer,OFF Dummy load,ON(OUT2;high) LV5027M a blockdiagram in outline L LED current REF_IN Rcs FET gate voltage Ton T VREF Ipk Rcs Ipk: peak inductor current VIN: AC power-supply voltage (minimum value) VREF: Built-in reference voltage (0 ...
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... L DutyI T 2 ILED Since LED and inductor are connected in serial in non-isolation mode, LED current flows only when AC voltage exceed VF. LV5027M a blockdiagram in outline inductor current FET gate voltage T_c T_d T Ipk IL=（Vdcmin-Vf)/LxT inductor current T_c T_d FET_on ...
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... Pin Vdc min Ton _ p fosc ∴ Lp 2 Pout LV5027M a blockdiagram in outline Vac voltage Lp (Np) FET current (primary side) Ls (Ns) FET gate voltage Ton_p T Ls current (Secondary side) Ton_s Ipk_p Primary Ip=（Vdcmin)/LpxTon_p Side FET_ON ...
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... (24) L μ : relative magnetic permeability, μ r μ : vacuum magnetic permeability μ turn count [T] 2 Ae: core section area [ inductance [H] LV5027M VREF Lp p Vdc min Don Don _ s Ton ...
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... LED from VAC and lets the VIN falls below the VIN reset voltage,UVLOOFF(7.3Vtyp)(B). Then VIN rise UVLOON(9Vtyp)(C),restart the switching. CS voltage A CSOCP(1.9Vtyp) VIN voltage B OCP rerset tyop outputstage on LV5027M monitor point VIN voltage CS voltage VIN voltage PN Junction temperature B VCC voltage ＶＣＣ 2dd time off ...
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... TSD(design target) outputstage on Skip frequency function LV5027M contains the skip frequency function for reduction of the peak value of conduction noise. This function changes the frequency as follows. … 0.9 1.1 1.05 1 0.95 0.9 1.1 … LV5027M ...
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... SANYO Semiconductor Co.,Ltd. shall not be liable for any claim or suits with regard to a third party's intellctual property rights which has resulted from the use of the technical information and products mentioned above. This catalog provides information as of March, 2011. Specifications and information herein are subject to change without notice. LV5027M PS No.A1950-12/12 ...