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LT3690EUFE#TRPBF
IC REG BUCK ADJUSTABLE 4A 26QFN
- Manufacturer
- Mfr. Part #LT3690EUFE#TRPBF
- Package QFN-26
- Datasheet LT3690EUFE#TRPBF DataSheet
- In Stock4902
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Specifications
| Package | Tape & Reel (TR),Cut Tape (CT) |
| ProductStatus | Active |
| Function | Step-Down |
| OutputConfiguration | Positive |
| Topology | Buck |
| OutputType | Adjustable |
| NumberofOutputs | 1 |
| Voltage-Input(Min) | 3.9V |
| Voltage-Input(Max) | 36V |
| Voltage-Output(Min/Fixed) | 0.8V |
| Voltage-Output(Max) | 20V |
| Current-Output | 4A |
| Frequency-Switching | 138kHz ~ 1.5MHz |
| SynchronousRectifier | No |
| OperatingTemperature | -40°C ~ 125°C (TJ) |
| MountingType | Surface Mount |
| Package/Case | 26-WFQFN Exposed Pad |
Overview
Description
Key features of the LT3690EUFE include its robust thermal performance, high efficiency, and a low dropout operation which helps maintain regulation with lower input voltages. Moreover, it includes safety features such as overvoltage protection, thermal shutdown, and current limit protection to ensure reliable operation under adverse conditions. The device is available in a thermally enhanced 28-lead TSSOP package with exposed pads for improved heat dissipation.
The LT3690EUFE#TRPBF is widely used for its versatility, efficiency, and compact design, making it an attractive choice for power management in demanding environments.
Features
1. High Efficiency: Capable of achieving efficiencies over 90%, which helps reduce power loss and heat generation.
2. Adjustable Switching Frequency: Operates at a fixed frequency of 170kHz or can be externally synchronized from 140kHz to 650kHz.
3. Low Shutdown Current: Consumes a low shutdown current of less than 1µA, improving power conservation in idle states.
4. Soft-Start Capability: Features programmable soft-start to control inrush current during startup.
5. Thermal Protection: Integrated thermal shutdown provides protection against overheating.
6. Output Voltage Flexibility: The output voltage can be adjusted from 0.8V to 20V.
7. Robust Design: Includes short-circuit protection and cycle-by-cycle current limit to safeguard against output overloads.
The combination of these features makes the LT3690EUFE#TRPBF an efficient and flexible solution for step-down voltage regulation in various demanding environments.
Package
Pinout
Key functions of the LT3690 include:
- Wide input voltage range from 3.9V to 36V
- Adjustable output voltage as low as 0.8V
- High efficiency operation up to 93%
- Programmable switching frequency from 250kHz to 2.4MHz
- Soft-start function to control inrush current
- Power Good flag for output voltage monitoring
- Synchronizable to an external clock
The LT3690 is widely used in automotive, industrial, and telecom applications due to its robustness and high-performance characteristics.
Manufacturer
Application
Equivalent
1. Texas Instruments LM5116 - A wide voltage range buck controller.
2. Analog Devices ADP2441 - A synchronous step-down DC-DC regulator.
3. Maxim Integrated MAX15062 - A compact, high-voltage buck converter.
4. Microchip MIC28512 - A high-efficiency buck regulator.
Ensure that the selected equivalent meets the specific electrical and thermal requirements of your 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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