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HomeProductsIntegrated Circuits (ICs)PMIC - Voltage Regulators - DC DC Switching RegulatorsLT3503EDCB#TRPBF
Linear Technology
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LT3503EDCB#TRPBF - Linear Technology

Manufacturer Part Number
LT3503EDCB#TRPBF
Manufacturer
Linear Technology
Allelco Part Number
32D-LT3503EDCB#TRPBF
ECAD Model
Parts Description
LT3503 - 1A, 2.2MHz Step-Down Sw
Detailed Description
Package
6-WFDFN Exposed Pad
Data sheet
LT3503EDCB#TRPBF.pdf
Our certification
In stock: 13490

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Specifications

LT3503EDCB#TRPBF Tech Specifications
Linear Technology - LT3503EDCB#TRPBF technical specifications, attributes, parameters and parts with similar specifications to Linear Technology - LT3503EDCB#TRPBF

Product Attribute Attribute Value  
Manufacturer Linear Technology  
Voltage - Output (Min/Fixed) 0.78V  
Voltage - Output (Max) 16.2V  
Voltage - Input (Min) 3.6V  
Voltage - Input (Max) 20V  
Topology Buck  
Synchronous Rectifier No  
Supplier Device Package 6-DFN (2x3)  
Series -  
Package / Case 6-WFDFN Exposed Pad  
Product Attribute Attribute Value  
Package Bulk  
Output Type Adjustable  
Output Configuration Positive  
Operating Temperature -40°C ~ 85°C  
Number of Outputs 1  
Mounting Type Surface Mount  
Function Step-Down  
Frequency - Switching 2.2MHz  
Current - Output 1A  

Parts Introduction

Manufacturer Part Number

LT3503EDCB#TRPBF

Manufacturer

Analog Devices

Introduction

The LT3503EDCB#TRPBF is a step-down (buck) DC-DC switching regulator designed for power management applications, efficiently converting higher input voltages to a lower adjustable output voltage.

Product Features and Performance

Step-Down Buck Regulator

Adjustable Output Voltage

Single Output

Input Voltage Range: 3.6V to 20V

Output Voltage Range: 0.78V to 16.2V

Output Current: 1A

Switching Frequency: 2.2MHz

Operating Temperature Range: -40°C to 85°C

Product Advantages

High-efficiency voltage conversion

Adjustable output accommodates various application needs

Designed for stability and reliability across a broad range of temperatures and input conditions

Key Technical Parameters

Min Input Voltage: 3.6V

Max Input Voltage: 20V

Min Output Voltage: 0.78V

Max Output Voltage: 16.2V

Output Current: 1A

Switching Frequency: 2.2MHz

Temperature Range: -40°C to 85°C

Mounting Type: Surface Mount

Quality and Safety Features

Robust thermal management

Overvoltage and overcurrent protection

Designed for long-term reliability

Compatibility

Compatible with a variety of surface mount technologies

Wide input and output voltage range makes it versatile for various electronic devices

Application Areas

Consumer electronics

Portable devices

Networking and telecommunications equipment

Product Lifecycle

The product status is active

Not nearing discontinuation

Replacement and upgrade options are available

Several Key Reasons to Choose This Product

High efficiency reduces power consumption

Versatile voltage input and output ranges for diverse applications

Compact 6-WFDFN package suitable for space-constrained designs

High switching frequency enables the use of small-sized, low-cost external components

Reliable performance in variable environmental conditions

Parts with Similar Specifications

The three parts on the right have similar specifications to Linear Technology LT3503EDCB#TRPBF

Product Attribute LT3503EDCB#TRPBF LT3504EUFD#TRPBF LT3502IDC#TRPBF LT3504IUFD#TRPBF
Part Number LT3503EDCB#TRPBF LT3504EUFD#TRPBF LT3502IDC#TRPBF LT3504IUFD#TRPBF
Manufacturer Linear Technology Analog Devices Inc. Analog Devices Inc. Analog Devices Inc.
Topology Buck Buck Buck Buck
Output Type Adjustable Adjustable Adjustable Adjustable
Synchronous Rectifier No No No No
Frequency - Switching 2.2MHz 250kHz ~ 2.1MHz 1.1MHz 250kHz ~ 2.1MHz
Number of Outputs 1 4 1 4
Voltage - Input (Min) 3.6V 3.2V 3V 3.2V
Operating Temperature -40°C ~ 85°C -40°C ~ 125°C (TJ) -40°C ~ 125°C (TJ) -40°C ~ 125°C (TJ)
Mounting Type Surface Mount Surface Mount Surface Mount Surface Mount
Voltage - Input (Max) 20V 40V 40V 40V
Package Bulk Tape & Reel (TR) Tape & Reel (TR) Tape & Reel (TR)
Current - Output 1A 1A 500mA 1A
Package / Case 6-WFDFN Exposed Pad 28-WFQFN Exposed Pad 8-WFDFN Exposed Pad 28-WFQFN Exposed Pad
Supplier Device Package 6-DFN (2x3) 28-QFN (4x5) 8-DFN (2x2) 28-QFN (4x5)
Series - - - -
Output Configuration Positive Positive Positive Positive
Function Step-Down Step-Down Step-Down Step-Down
Voltage - Output (Max) 16.2V 40V 36V 40V
Voltage - Output (Min/Fixed) 0.78V 0.8V 0.8V 0.8V

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.

Your Faithful Supply Chain Partner -

Contact us if you have any questions.

  1. Phone
    +00852 9146 4856

Certifications & Memberships

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Linear Technology

LT3503EDCB#TRPBF

Linear Technology
32D-LT3503EDCB#TRPBF

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