LP5912Q1.8DRVRQ1 Setoko se secha sa IC sa IC Electronic Components Ic Chip Support BOM Service TPS62130AQRGTRQ1
Litšobotsi tsa Sehlahisoa
| MOFUTA | TLHALOSO | KHETHA |
| Sehlopha | Lipotoloho tse Kopantsoeng (ICs) PMIC - Voltage Regulators - Linear |
|
| Mfr | Lisebelisoa tsa Texas |
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| Letoto | Likoloi, AEC-Q100 |
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| Sephutheloana | Theipi le Reel (TR) Seha Tape (CT) Digi-Reel® |
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| Boemo ba Sehlahiswa | E sebetsa |
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| Tlhophiso ea Sephetho | E ntle |
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| Mofuta oa Sephetho | E tsitsitse |
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| Palo ea Batsamaisi | 1 |
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| Voltage - Kenyo (Boholo) | 6.5V |
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| Voltage - Output (Min/Fixed) | 1.8V |
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| Voltage - Output (Boholo) | - |
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| Ho theoha ha Voltage (Boholo) | 0.25V @ 500mA |
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| Hajoale - Sephetho | 500mA |
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| Hajoale - Quescent (Iq) | 55µA |
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| Hajoale - Phepelo (Boholo) | 600µA |
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| PSRR | 80dB ~ 40db (100Hz ~ 100kHz) |
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| Laola Likarolo | Noble, Power Good, Soft Start |
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| Likarolo tsa Tšireletso | Mocheso o Fetang ka Mocheso, Polarity e Reverse, Potoloho e Khutšoane |
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| Mocheso oa ho sebetsa | -40°C ~ 125°C (TJ) |
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| Mofuta oa ho Beha | Thaba e kaholimo |
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| Sephutheloana / Taba | 6-WDFN Ped e pepesitsoeng |
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| Sephutheloana sa Sesebelisoa sa Bafani | 6-WSON (2x2) |
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| Nomoro ea Sehlahisoa sa Motheo | LP5912 | |
| SPQ | 3000PCS |
Linear regulator
Hotsa elektronike,amolaoli oa molake amotlakase regulatorse sebedisoang ho boloka motlakase o tsitsitseng.[1]Ho hanyetsa ha molaoli ho fapana ho ea ka bobeli ba motlakase oa ho kenya letsoho le mojaro, e leng se etsang hore ho be le motlakase o sa khaotseng.Potoloho e laolang e fapana ea eonakhanyetso, ho lokisa ka ho tsoelang pele asekhetho sa motlakasemarang-rang ho boloka motlakase oa tlhahiso ea kamehla le ho senya phapang pakeng tsa ho kenya letsoho le ho laoloa ha voltages e lesenya mocheso.Ka lehlakoreng le leng, aswitching regulatore sebelisa sesebelisoa se sebetsang se bulelang le ho tima (oscilates) ho boloka boleng bo tloaelehileng ba tlhahiso.Hobane motlakase o laoloang oa li-linear regulator o tlameha ho lula o le tlase ho feta motlakase o kenang, ho sebetsa hantle hoa lekanyetsoa 'me motlakase o kenang o tlameha ho ba holimo ka ho lekaneng ho lumella sesebelisoa se sebetsang ho theola motlakase.
Li-linear regulators li ka beha sesebelisoa sa taolo ho bapa le mojaro (shunt/regulator) kapa e ka beha sesebelisoa se laolang pakeng tsa mohloli le mojaro o laoloang (letoto la taolo).Balaoli ba mela e bonolo ba ka ba le hanyane joalo ka aZener diodele letoto resistor;balaoli ba rarahaneng ho feta ba kenyelletsa mekhahlelo e arohaneng ea referense ea motlakase, amplifier ea liphoso le element pass element.Hobane linearmotlakase regulatorke ntho e tloaelehileng ea lisebelisoa tse ngata, li-single-chip regulatorsICsli atile haholo.Li-linear regulators li ka boela tsa etsoa ka likopano tsa discrete solid-state kapamokelikeli oa vacuumdikarolo.
Ho sa tsotellehe lebitso la bona, balaoli ba linear balipotoloho tse se nang moelihobane li na le likarolo tse se nang moeli (joalo ka Zener diode, joalo ka ha ho bonts'itsoe ka tlase hoe bonolo shunt regulator) le hobane motlakase o hlahisoang o lula o le teng ('me potoloho e nang le tlhahiso e sa feleng e sa itšetleheng ka tlhahiso ea eona ke potoloho e se nang moeli.)[2]
Setšoantšo sa LP5912-Q1
- Ea tšoanelehang bakeng sa Likopo tsa Likoloi
- AEC Q100-Ea Tšoaneleha ka Liphetho tse LatelangInput Voltage Range: 1.6 V to 6.5 V
- Thempereichara ea Sesebelisoa Kereiti ea 1: -40°C ho ea +125°C Ambient Operating Range
- Sesebediswa HBM Classification Level 2
- Sesebediswa CDM Classification Level C6
- Phaello ea Matla a Phallo: 0.8 V ho 5.5 V
- Sephetho sa hona joale se fihla ho 500 mA
- Lerata le Tlase la Output-Voltage: 12 µVRMSE tloaelehileng
- PSRR ho 1 kHz: 75 dB Tloaelehileng
- Mamello ea Matla a Output Voltage (VTSOA≥ 3.3 V): ±2%
- Low IQ(E nolofalitsoe, ha e na Mojaro): 30 µA Tloaelehileng
- Ho theoha ho tlase (VTSOA≥ 3.3 V): 95 mV Tloaelehileng ho 500-mA Mojaro
- E tsitsitseng Ka 1-µF Ceramic Input le Output Capacitor
- Thermal-Overload and Short-Circuit Protection
- Khutlisetsa Tšireletso ea Hona Joale
- Ha ho Noise Bypass Capacitor e Hlokehang
- Output Automatic Discharge for Fast Turnoff
- Sehlahisoa se Botle sa Matla se Nang le 140-µs Ttieho e Tloaelehileng
- Ka hare Soft-Start ho Lekanyetsa In-rush Current
- –40°C ho +125°C Operating Junction Mocheso Range
Tlhaloso ea LP5912-Q1
LP5912-Q1 ke LDO ea lerata le tlase e ka fanang ka ho fihla ho 500 mA ea tlhahiso ea hajoale.E etselitsoe ho fihlela litlhoko tsa RF le li-circuits tsa analog, sesebelisoa sa LP5912-Q1 se fana ka lerata le tlase, PSRR e phahameng, hona joale e khutsitseng, le mohala o tlase le karabelo ea nakoana.LP5912-Q1 e fana ka ts'ebetso ea lerata le etellang pele sehlopheng ntle le lerata la bypass capacitor le bokhoni ba ho beha sebaka sa "remote output capacitance".
Sesebelisoa se etselitsoe ho sebetsa ka 1-µF input le 1-µF output ceramic capacitor (ha ho na capacitor e arohaneng ea lerata e hlokahalang).
Sesebelisoa sena se fumaneha ka matla a tsitsitseng a tsoang ho 0.8 V ho ea ho 5.5 V ka mehato ea 25-mV.Ikopanye le Texas Instruments Sales bakeng sa litlhoko tse khethehileng tsa khetho ea motlakase.
Bakeng sa liphutheloana tsohle tse fumanehang, sheba Package Option Addendum (POA) qetellong ea leqephe lena la data.
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