LT3755EUD#TRPBF Bakhanni ba Leseli ba LED 75V Selaoli sa LED se Felletseng
♠ Tlhaloso ea Sehlahisoa
| Sehlahisoa Tšobotsi | Boleng ba Tšobotsi |
| Moetsi: | Lisebelisoa tsa Analog, Inc. |
| Sehlopha sa Sehlahisoa: | Bakhanni ba Lebone la LED |
| Letoto: | LT3755 |
| Mounting Style: | SMD/SMT |
| Sephutheloana / Taba: | QFN-16 |
| Nomoro ea Liphetho: | 1 Sephetho |
| Sephetho sa Hona Joale: | 10 A |
| Input Voltage, Min: | 4.5 V |
| Kenya Voltage, Max: | 40 V |
| Topology: | Boost, Buck, Buck-Boost, Flyback, SEPIC |
| Maqhubu a Ts'ebetso: | 100 kHz ho 1 MHz |
| Output Voltage: | E ka fetoha |
| Mocheso o fokolang oa ho sebetsa: | - 40 C |
| Boholo ba Thempereichara ea Tšebetso: | + 125 C |
| Sephutheloana: | Reel |
| Sephutheloana: | Khaola Theipi |
| Sephutheloana: | MouseReel |
| Likaroloana: | PWM Dimming, Bula Tšireletso ea LED |
| Lebitso: | Lisebelisoa tsa Analog |
| Matla a Kena: | 4.5 ho isa ho 40 V |
| Nomoro ea Likanale: | 1 Channel |
| Mofuta oa Sehlahisoa: | Bakhanni ba Lebone la LED |
| Bongata ba Pakete ea Feme: | 2500 |
| Sehlopha-potlana: | Li-IC tsa mokhanni |
| Thepa ea Hona Joale - Max: | 1.7 mA |
♠ 40VIN, balaoli ba LED ba 75VOUT
LT®3755, LT3755-1 le LT3755-2 ke balaoli ba DC / DC ba etselitsoeng ho sebetsa e le mohloli oa kamehla oa ho khanna li-LED tse phahameng tsa hona joale. Ba khanna karolo e tlase ea matla a N-channel ea MOSFET ho tsoa phepelong e laoloang ka hare ea 7.15V. Maqhubu a tsitsitseng, meralo ea mekhoa ea hona joale e fella ka ts'ebetso e tsitsitseng holim'a mefuta e mengata ea phepelo le lihlahisoa tsa lihlahisoa. Pini ea FB e boletsoeng fatše e sebetsa e le kenyelletso bakeng sa likarolo tse 'maloa tsa ts'ireletso ea LED,hape e etsa hore ho khonehe hore converter e sebetse e le mohloli oa kamehla oa motlakase. Pin ea ho fetola khafetsa e lumella mosebelisi ho hlophisa maqhubu ho tloha ho 100kHz ho isa ho 1MHz ho ntlafatsa ts'ebetso, ts'ebetso kapa boholo ba karolo ea kantle.
LT3755/LT3755-1/LT3755-2 sensor ea hona joale ka lehlakoreng le phahameng la khoele ea LED. Kutlo ea morao-rao e holimo ke leano le feto-fetohang ka ho fetesisa la ho khanna li-LED, tse lumellang boost, buck mode kapa buck-boost mode configuration. Phaello ea PWM e fana ka litekanyo tsa dimming tsa LED tse fihlang ho 3000: 1, 'me tlhahiso ea CTRL e fana ka bokhoni bo eketsehileng ba ho fifala ha analog.
• 3000:1 Mmala wa Nnete PWM™ Dimming
• Wide Input Voltage Range: 4.5V ho 40V
• Output Voltage Ho fihlela ho 75V
• Taolo ea Kamehla-Hajoale le ea Kamehla-Voltge Regulation
• 100mV High Side Current Sense
• E khanna li-LED ka Boost, Buck Mode, Buck-Boost Mode, SEPIC kapa Flyback Topology
• Maqhubu a Fetohang: 100kHz ho isa ho 1MHz
• Bula Tšireletso ea LED
• Programmable Undervoltage Lockout le Hysteresis
• Ntlafatso ea Open LED Status Pin (LT3755-2)
• Frequency Synchronization (LT3755-1)
• PWM Hakolla Switch Driver
• CTRL Pin e Fana ka Dimming ea Analog
• Ho Koala ha Nako e Tlase: <1µA
• Programmable Soft-Start
• Thermally Enhanced 16-Lead QFN (3mm × 3mm) le liphutheloana tsa MSOP
• AEC-Q100 e Tšoanelehile Bakeng sa Likopo tsa Likoloi
• LED ea Matla a Phahameng
• Licheja tsa Betri
• Litaolo tse nepahetseng tsa Current Limited Voltage
