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LT8645SEV#PBF
IC REG BUCK ADJUSTABLE 8A 32LQFN
- Manufacturer
- Mfr. Part #LT8645SEV#PBF
- Package LQFN-32
- Datasheet LT8645SEV#PBF DataSheet
- In Stock2223
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Specifications
| Package | Tray |
| ProductStatus | Active |
| Function | Step-Down |
| OutputConfiguration | Positive |
| Topology | Buck |
| OutputType | Adjustable |
| NumberofOutputs | 1 |
| Voltage-Input(Min) | 3.4V |
| Voltage-Input(Max) | 65V |
| Voltage-Output(Min/Fixed) | 0.97V |
| Voltage-Output(Max) | 12V |
| Current-Output | 8A |
| Frequency-Switching | 200kHz ~ 2.2MHz |
| SynchronousRectifier | Yes |
| OperatingTemperature | -40°C ~ 125°C (TJ) |
| MountingType | Surface Mount |
| Package/Case | 32-TFQFN Exposed Pad |
Overview
Description
Key features of the LT8645SEV#PBF include its Silent Switcher architecture, which minimizes electromagnetic interference (EMI) and improves efficiency. This architecture allows for fast transient response and low ripple, ensuring minimal output voltage deviations even during dynamic load changes. The device's high efficiency is further enhanced by its ability to operate at a 1MHz switching frequency.
Other notable features include a low dropout performance, soft-start capability, and short-circuit protection. The LT8645SEV#PBF is encapsulated in a thermally enhanced 4mm x 4mm LQFN package, facilitating effective heat dissipation and compact design.
Overall, the LT8645SEV#PBF is a versatile, efficient solution for power regulation, offering robust performance in environments requiring low noise and precise voltage regulation.
Features
1. Input Voltage Range: It supports a wide input voltage range from 3.4V to 65V, making it versatile for various applications.
2. Output Current: The regulator can deliver up to 8A of continuous output current.
3. Efficiency: It boasts high efficiency, up to 95%, due to its synchronous rectification and low quiescent current design.
4. Switching Frequency: The device operates at a programmable switching frequency from 200kHz to 2.2MHz, allowing for optimization between efficiency and component size.
5. Silent Switcher Technology: This reduces electromagnetic interference (EMI) and maintains high efficiency over a wide load range.
6. Low Ripple Burst Mode: The feature ensures high efficiency at light loads while maintaining low output voltage ripple.
7. Thermal Performance: Excellent thermal performance due to its 4mm x 4mm QFN package and integrated MOSFETs.
8. Protection: It includes features like short-circuit protection, thermal shutdown, and undervoltage lockout.
These attributes make the LT8645SEV#PBF suitable for automotive, industrial, and telecom applications that require efficient power conversion with minimal EMI.
Package
Pinout
The main function of this regulator is to convert a higher input voltage to a lower output voltage efficiently while providing a high output current capability. The device supports fast transient response and operates with low quiescent current, making it suitable for applications requiring high efficiency over a wide range of load conditions. Essential functions include input voltage regulation, output voltage regulation, switching control, and thermal management. Additionally, it incorporates protection features like overcurrent protection and thermal shutdown to ensure reliable operation.
Manufacturer
Application
Equivalent
1. TI LM61460: A 60V, 6A synchronous step-down buck converter.
2. Microchip MCP16331: A high-efficiency, low quiescent current buck regulator.
3. Maxim MAX17502: A high-efficiency, synchronous step-down DC-DC converter.
Always verify electrical specifications and package compatibility to ensure suitability for your specific application.
Shipping
Shipping MethodsWe
offer global shipping services through DHL, FedEx, TNT, UPS, or any other forwarder of your choice.
Shipping Fee Reference (DHL/FedEx):
DHL: Shipping cost ranges from $25-$45 (0.5kg), with an estimated delivery time of 2-5 business days.
FedEx: Shipping cost ranges from $25-$40 (0.5kg), with an estimated delivery time of 3-7 business days.
UPS: Shipping cost ranges from $25-$45 (0.5kg), with an estimated delivery time of 3-7 business days.
TNT: Shipping cost ranges from $25-$65 (0.5kg), with an estimated delivery time of 3-7 business days.
EMS: Shipping cost ranges from $30-$50 (0.5kg), with an estimated delivery time of 7-15 business days.
Registered Air Mail: Shipping cost is $2-$4 (0.1kg), with an estimated delivery time of 5-20 business days.
Payments
Payment Methods
The Payment term is 100% Prepaid.
Currently, we only accept the below payment methods:
1. PayPal
2. Credit/ Debit Card
3. Wire Transfer
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