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HomeProductsIntegrated Circuits (ICs)PMIC - Voltage Regulators - DC DC Switching RegulatorsLT3640IUFD#PBF
LT3640IUFD#PBF Image
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See specifications for product details.

LT3640IUFD#PBF - Linear Technology

Manufacturer Part Number
LT3640IUFD#PBF
Manufacturer
Linear Technology
Allelco Part Number
32D-LT3640IUFD#PBF
ECAD Model
Parts Description
IC REG BUCK ADJ DL 28QFN
Detailed Description
Package
28-WFQFN Exposed Pad
Data sheet
LT3640.pdf
In stock: 5431

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Quantity

Specifications

LT3640IUFD#PBF Tech Specifications
Linear Technology - LT3640IUFD#PBF technical specifications, attributes, parameters and parts with similar specifications to Linear Technology - LT3640IUFD#PBF

Product Attribute Attribute Value  
Manufacturer Linear Technology  
Voltage - Output (Min/Fixed) 0.6V, 1.265V  
Voltage - Output (Max) 33.97V  
Voltage - Input (Min) 2.5V  
Voltage - Input (Max) 35V  
Topology Buck  
Synchronous Rectifier No  
Supplier Device Package 28-QFN (4x5)  
Series -  
Package / Case 28-WFQFN Exposed Pad  
Product Attribute Attribute Value  
Package Bulk  
Output Type Adjustable  
Output Configuration Positive  
Operating Temperature -40°C ~ 125°C (TJ)  
Number of Outputs 2  
Mounting Type Surface Mount  
Function Step-Down  
Frequency - Switching 350kHz ~ 2.5MHz  
Current - Output 1.1A, 1.3A  

Parts with Similar Specifications

The three parts on the right have similar specifications to Linear Technology LT3640IUFD#PBF

Product Attribute LT3640IUFD#PBF LT3640IFE#PBF LT3640EFE#TRPBF LT3640EUFD#PBF
Part Number LT3640IUFD#PBF LT3640IFE#PBF LT3640EFE#TRPBF LT3640EUFD#PBF
Manufacturer Linear Technology Analog Devices Inc. Analog Devices Inc. Linear Technology
Voltage - Output (Min/Fixed) 0.6V, 1.265V 0.6V, 1.265V 0.6V, 1.265V 0.6V, 1.265V
Synchronous Rectifier No No No No
Voltage - Input (Min) 2.5V 2.5V 2.5V 2.5V
Package Bulk Tube Tape & Reel (TR) Bulk
Function Step-Down Step-Down Step-Down Step-Down
Number of Outputs 2 2 2 2
Operating Temperature -40°C ~ 125°C (TJ) -40°C ~ 125°C (TJ) -40°C ~ 125°C (TJ) -40°C ~ 125°C (TJ)
Frequency - Switching 350kHz ~ 2.5MHz 500kHz ~ 2MHz 500kHz ~ 2MHz 350kHz ~ 2.5MHz
Voltage - Input (Max) 35V 35V 35V 35V
Output Type Adjustable Adjustable Adjustable Adjustable
Topology Buck Buck Buck Buck
Output Configuration Positive Positive Positive Positive
Supplier Device Package 28-QFN (4x5) 28-TSSOP-EP 28-TSSOP-EP 28-QFN (4x5)
Voltage - Output (Max) 33.97V 33.97V 33.97V 33.97V
Series - - - -
Package / Case 28-WFQFN Exposed Pad 28-TSSOP (0.173', 4.40mm Width) Exposed Pad 28-TSSOP (0.173', 4.40mm Width) Exposed Pad 28-WFQFN Exposed Pad
Current - Output 1.1A, 1.3A 1.1A, 1.3A 1.1A, 1.3A 1.1A, 1.3A
Mounting Type Surface Mount Surface Mount Surface Mount Surface Mount

LT3640IUFD#PBF Datasheet PDF

Download LT3640IUFD#PBF pdf datasheets and Linear Technology documentation for LT3640IUFD#PBF - Linear Technology.

Datasheets
LT3640.pdf

Shipment

Delivery Time

In-stock items can be shipped within 24 hours. Some parts will be arranged for delivery within 1-2 days from the date all items arrive at our warehouse. And Allelco ships order once a day at about 17:00, except Sunday. Once the goods are shipped, the estimated delivery time depends on the shipping methods and Delivery destination. The table below shows are the logistic time for some common countries.

Delivery Cost

  1. Use your express account for shipment if you have one.
  2. Use our account for the shipment. Refer to the table below for the approximate charges.
(Different time frame / countries / package size has different price.)

Delivery Method

  1. Global Common Shipment by DHL / UPS / FedEx / TNT / EMS / SF we support.
  2. Others more shipping ways, please get in touch with your customer manager.

Common Countries Logistic Time Reference
Region Country Logistic Time(Day)
America United States 5
Brazil 7
Europe Germany 5
United Kingdom 4
Italy 5
Oceania Australia 6
New Zealand 5
Asia India 4
Japan 4
Middle East Israel 6
DHL & FedEx Shipment Charges Reference
Shipment charges(KG) Reference DHL(USD$)
0.00kg-1.00kg USD$30.00 - USD$60.00
1.00kg-2.00kg USD$40.00 - USD$80.00
2.00kg-3.00kg USD$50.00 - USD$100.00
Note:
The above table is for reference only. There may have some data bias for the uncontrollable factors.
Contact us if you have any questions.

Payment Support

The payment method can be chosen from the methods shown below: Wire Transfer (T/T, Bank Transfer), Western Union, Credit card, PayPal.

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Contact us if you have any questions.

  1. Phone
    +00852 9146 4856

Certifications & Memberships

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LT3640IUFD#PBF

Linear Technology
32D-LT3640IUFD#PBF

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