DC/DC Cntrlr Dual-OUT Step Down/Step Up 710kHz Automotive 28-Pin QFN EP Tube
Hersteller : | Analog Devices, Inc |
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Verpackung/Behälter : | QFN28 |
Produkt der Kategorien : | Voltage Regulators - DC DC Switching Controllers |
Datasheet: | LTC3789EUFD#PBF Datasheet (PDF) |
RoHs Status: | Pb-free Halide free |
Lagerbestand: | 1099 |
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LTC3789EUFD#PBF Beschreibung
The LTC3789EUFD#PBF is a high performance buck-boost switching regulator controller that operates from input voltages above, below or equal to the output voltage. The constant-frequency, current mode architecture allows a phase-lockable frequency of up to 600kHz, while an output current feedback loop provides support for battery charging. With a wide 4V to 38V (40V maximum) input and output range and seamless, low noise transitions between operating regions, the LTC3789EUFD#PBF is ideal for automotive, telecom and battery-powered systems.
The operating mode of the controller is determined through the MODE/PLLIN pin. The MODE/PLLIN pin can select between pulse-skipping mode and forced continuous mode operation and allows the IC to be synchronized to an external clock. Pulse-skipping mode offers high efficiency and low ripple at light loads, while forced continuous mode operates at a constant frequency for noise-sensitive applications.
A PGOOD pin indicates when the output is within 10% of its designed set point. The LTC3789EUFD#PBF is available in low profile 28-pin 4mm × 5mm QFN and narrow SSOP packages.
Feature
- Single Inductor Architecture Allows VIN Above, Below or Equal to the Regulated VOUT
- Programmable Input or Output Current
- Wide VIN Range: 4V to 38V
- 1% Output Voltage Accuracy: 0.8V < VOUT < 38V
- Synchronous Rectification: Up to 98% Efficiency
- Current Mode Control
- Phase-Lockable Fixed Frequency: 200kHz to 600kHz
- No Reverse Current During Start-Up
- Power Good Output Voltage Monitor
- Internal 5.5V LDO
- Quad N-Channel MOSFET Synchronous Drive
- VOUT Disconnected from VIN During Shutdown
- True Soft-Start and VOUT Short Protection, Even in Boost Mode
- Available in 28-Lead QFN (4mm × 5mm) and 28-Lead SSOP Packages
Anwendungen
- Automotive Systems
- Distributed DC Power Systems
- High Power Battery-Operated Devices
- Industrial Control
(Bild: Pinout)
(Bild: Diagram)
Technische Parameter
- Output Type
- Transistor Driver
- Function
- Step-Up/Step-Down
- Output Configuration
- Positive
- Topology
- Buck-Boost
- Number of Outputs
- 2
- Output Phases
- 1
- Voltage Supply (Vcc/Vdd)
- 4V ~ 38V
- Frequency Switching
- 200kHz ~ 640kHz
- Duty Cycle (Max)
- 90%
- Synchronous Rectifier
- Yes
- Clock Sync
- No
- Control Features
- Current Limit, Enable, Frequency Control, Power Good, Soft Start
- Operating Temperature
- -40??C ~ 125??C (TJ)
- Package / Case
- 28-WFQFN Exposed Pad
- Supplier Device Package
- 28-QFN (4x5)
LTC3789EUFD#PBF Datasheet
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LTC3789 Technical Documentation/Data sheet
LTC3789EUFD#PBF Verwandte besondere
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Fracht & Zahlung
Fracht
- Liefer-Type
- Schiff Fee
- Lead Time
- DHL
- $20.00-$40.00 (0.50 KG)
- 2-5 days
- Fedex
- $20.00-$40.00 (0.50 KG)
- 3-7 days
- UPS
- $20.00-$45.00 (0.50 KG)
- 2-5 days
- TNT
- $25.00-$65.00 (0.50 KG)
- 2-5 days
- EMS
- $25.00-$45.00 (0.50 KG)
- 5-14 days
- REGISTERED AIR MAIL
- $2.00-$3.00 (0.10 KG)
- 7-30 days
Processing Time:Shipping fee depend on different zone and country.
Zahlung
- Zahlungsbedingungen
- Hand Fee
- Wire Transfer
- charge US$30.00 banking fee.
- Paypal
- charge 4.0% service fee.
- Credit Card
- charge 3.5% service fee.
- Western Union
- charge US$0.00 banking fee.
- Money Gram
- charge US$0.00 banking fee.
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Wir haben reiche Produkte, können Ihre verschiedenen Bedürfnisse erfüllen.
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Mindestbestellmenge beginnt 1pcs.
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Niedrigsten Transportgebühr beginnt bei US $ 2,00.
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90 Tage Qualitätsgarantie für alle Produkte.
Verpackung
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Step1: Products
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Step2: Vacuum Packaging
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Step3: Anti-Static Bag
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Step4: Individual Packaging
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Step5: Packaging Boxes
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Step6: Bar-Code Shipping Tag
All the products will packing in anti-staticbag. Ship with ESD antistatic protection.
Outside ESD packing’s lable will use ourcompany’s information: Part Mumber, Brand and Quantity.
We will inspect all the goods before shipment,ensure all the products at good condition and ensure the parts are new originalmatch datasheet.
After all the goods are ensure no problems afterpacking, we will packing safely and send by global express. It exhibitsexcellent puncture and tear resistance along with good seal integrity.
Garantien
1.The electronic components you purchase include 365 Days Warranty, We guarantee product quality.
2.If some of the items you received aren't of perfect quality, we would resiponsibly arrange your refund or replacement. But the items must remain their orginal condition.
FAQ:
- Q: How does Jotrin guarantee that LTC3789EUFD#PBF is the original manufacturer or agent of ADI?
- We have a professional business development department to strictly test and verify the qualifications of ADI original manufacturers and agents. All ADI suppliers must pass the qualification review before they can publish their LTC3789EUFD#PBF devices; we pay more attention to the channels and quality of LTC3789EUFD#PBF products than any other customer. We strictly implement supplier audits, so you can purchase with confidence.
- Q: How to find the detailed information of LTC3789EUFD#PBF chips? Including ADI original factory information, Voltage Regulators - DC DC Switching Controllers application, LTC3789EUFD#PBF pictures?
- You can use Jotrin's intelligent search engine, or filter by Buck-Boost Regulators ; External Power Switch Buck-Boost category, or find it through Analog Devices, Inc Information page.
- Q: Are the ADI's LTC3789EUFD#PBF price and stock displayed on the platform accurate?
- The ADI's inventory fluctuates greatly and cannot be updated in time, it will be updated periodically within 24 hours. After submitting an order for LTC3789EUFD#PBF, it is recommended to confirm the order with Jotrin salesperson or online customer service before payment.
- Q: Can I place an order offline?
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Yes. We accept offline orders.
We can provide order placement service. You only need to log in, click "My Orders" to enter the transaction management, and you will see the "Order Details" interface. After checking it, select all and click "Place Order". In addition, you can enjoy coupons or other selected gifts when placing orders online. - Q: What forms of payment can I use in Jotrin?
- TT Bank, Paypal, Credit Card, Western Union, and Escrow is all acceptable.
- Q: How is the shipping arranged and track my package?
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Customers can choose industry-leading freight companies, including DHL, FedEx, UPS, TNT, and Registered Mail.
Once your order has been processed for shipment, our sales will send you an e-mail advising you of the shipping status and tracking number.
Note: It may take up to 24 hours before carriers will display tracking information. In normal conditions, Express delivery needs 3-5 days, Registered Mail needs 25-60 days. - Q: What is the process for returns or replacement of LTC3789EUFD#PBF?
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All goods will implement Pre-Shipment Inspection (PSI), selected at random from all batches of your order to do a systematic inspection before arranging the shipment.
If there is something wrong with the LTC3789EUFD#PBF we delivered, we will accept the replacement or return of the LTC3789EUFD#PBF only when all of the below conditions are fulfilled:
(1)Such as a deficiency in quantity, delivery of wrong items, and apparent external defects (breakage and rust, etc.), and we acknowledge such problems.
(2)We are informed of the defect described above within 90 days after the delivery of LTC3789EUFD#PBF.
(3)The LTC3789EUFD#PBF is unused and only in the original unpacked packaging.
Two processes to return the products:
(1)Inform us within 90 days
(2)Obtain Requesting Return Authorizations
More details about return electronic components please see our Return & Change Policy. - Q: How to contact us and get support, such as LTC3789EUFD#PBF datasheet pdf, LTC3789 pin diagram?
- Need any After-Sales service, please feel free contact us: sales@jotrin.com
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