INA281A4QDBVRQ1 Current Sense Amplifiers Automotive AEC-Q100, -4-V to 110-V, 1.3-MHz current sense amplifier 5-SOT-23 -40 to 125
♠ Tlhaloso ea Sehlahisoa
| Sehlahisoa Tšobotsi | Boleng ba Tšobotsi |
| Moetsi: | Lisebelisoa tsa Texas |
| Sehlopha sa Sehlahisoa: | Li-amplifiers tsa hona joale tsa Sense |
| Letoto: | INA281-Q1 |
| Nomoro ea Likanale: | 1 Channel |
| GBP - Fumana Sehlahisoa sa Bandwidth: | 900 kHz |
| Vcm - Mokhoa o tloaelehileng oa Voltage: | 48 V |
| CMRR - Tekanyo e Tloaelehileng ea ho Hana: | 140 dB |
| Ib - Kenyelletso ea Hona Joale: | 20A |
| Vos - Input Offset Voltage: | 30 UV |
| Supply Voltage - Max: | 20 V |
| Supply Voltage - Min: | 2.7 V |
| Phepelo ea Hona Joale: | 1.5 mA |
| Fumana Phoso: | 0.07 % |
| Mocheso o fokolang oa ho sebetsa: | - 40 C |
| Boholo ba Thempereichara ea Tšebetso: | + 125 C |
| Mounting Style: | SMD/SMT |
| Sephutheloana / Taba: | SOT-3-5 |
| Tšoaneleho: | AEC-Q100 |
| Sephutheloana: | Reel |
| Sephutheloana: | Khaola Theipi |
| Sephutheloana: | MouseReel |
| Mofuta oa Amplifier: | High Precision Current Sense Amplifier |
| Lebitso: | Lisebelisoa tsa Texas |
| Development Kit: | INA281EVM |
| en - Input Voltage Noise Density: | 50 nV/sqrt Hz |
| Fumana V/V: | 200 V/V |
| Mofuta oa tlhahiso: | Analoge |
| Pd - Phello ea Matla: | 250 mW |
| Sehlahisoa: | Li-amplifiers tsa hona joale tsa Sense |
| Mofuta oa Sehlahisoa: | Li-amplifiers tsa hona joale tsa Sense |
| Nako ea ho Lokisa: | 10 rona |
| Koala: | Ha ho Shutdown |
| SR - Sekhahla sa Slew: | 2.5 V / rona |
| Bongata ba Pakete ea Feme: | 3000 |
| Sehlopha-potlana: | Li-IC tsa amplifier |
♠ INA281-Q1 AEC-Q100, -4-V ho isa 110-V, 1.3-MHz Current-Sense Amplifier
INA281-Q1 ke amplifier ea morao-rao e nepahetseng haholo e khonang ho lekanya marotholi a motlakase ho pholletsa le li-shunt resistors holim'a mefuta e mengata e tloaelehileng e tloaelehileng ho tloha ho -4 V ho ea ho 110 V. Motlakase o mobe oa mokhoa o tloaelehileng o lumella mochine hore o sebetse ka tlas'a lefatše, kahoo. ho amohela tekanyo e nepahetseng ea maqhubu a potolohang ka har'a lisebelisoa tsa halofo ea borokho.Motsoako oa motlakase o tlase oa offset, phoso e nyane ea phaello le DC CMRR e phahameng e thusa tekanyo e nepahetseng haholo ea hajoale.INA281-Q1 ha e etselitsoe feela tekanyo ea hona joale ea DC, empa hape le bakeng sa lisebelisoa tse potlakileng (joaloka tšireletso e potlakileng ea overcurrent, mohlala) e nang le bandwidth e phahameng ea 1.3 MHz le 65-dB AC CMRR (ho 50 kHz).
INA281-Q1 e sebetsa ho tloha phepelong e le 'ngoe ea 2.7-V ho isa ho 20-V, e hula 1.5 mA ea phepelo ea hona joale.INA281-Q1 e fumaneha ka likhetho tse hlano tsa phaello: 20 V/V, 50 V/V, 100 V/V, 200 V/V, le 500 V/V.Likhetho tsena tse fumanehang li sebetsana le mefuta e mengata e fapaneng bakeng sa lits'ebetso tsa hona joale.
INA281-Q1 e hlalositsoe holim'a mocheso o sebetsang oa −40 °C ho +125 °C 'me e fanoa ka sephutheloana sa SOT-23 se bolokang sebaka se nang le mefuta e 'meli ea pin-out.
• AEC-Q100 e tšoaneleha bakeng sa likopo tsa likoloi
– Thempereichara kereiti 1: -40 °C ho +125 °C, TA
• Tšebetso ea Tšireletseho-E na le bokhoni
- Litokomane tse fumanehang ho thusa moralo o sebetsang oa sistimi ea polokeho
• Matla a motlakase a tloaelehileng a pharaletseng:
- Matla a sebetsang: -4 V ho ea ho +110 V
- Matla a ho pholoha: -20 V ho ea ho +120 V
• CMRR e ntle haholo:
- 120-dB DC CMRR
- 65-dB AC CMRR ho 50 kHz
• Ho nepahala:
– Fumana:
• Phoso ea ho fumana chelete: ±0.5% (boholo)
• Ho hoholeha: ±20 ppm/°C (boholo)
- Offset:
• Offset voltage: ±55 µV (e tloaelehileng)
• Offset drift: ±0.1 µV/°C (e tloaelehileng)
• Melemo e teng:
– INA281A1-Q1, INA281B1-Q1 : 20 V/V
– INA281A2-Q1, INA281B2-Q1 : 50 V/V
– INA281A3-Q1, INA281B3-Q1 : 100 V/V
– INA281A4-Q1, INA281B4-Q1 : 200 V/V
– INA281A5-Q1, INA281B5-Q1 : 500 V/V
• Bophahamo bo phahameng: 1.3 MHz
• Sekhahla sa ho bolaea: 2.5V/µs
• Nako e khutsitseng: 1.5 mA
• Phetiso e iketsang
• Mojule oa komporo ea HVAC ea likoloi
• Sehlahisoa sa valve / motor
• Sethala sa enjene ea peterole le disele
• Pompo
