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LTC3539EDCB#TRPBF IC REG BOOST ADJUSTABLE 2A 8DFN Analog Devices Inc.

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LTC3539EDCB#TRPBF IC REG BOOST ADJUSTABLE 2A 8DFN Analog Devices Inc.

Brand Name : Analog Devices Inc.

Model Number : LTC3539EDCB#TRPBF

MOQ : 1

Price : Based on current price

Payment Terms : T/T

Supply Ability : In stock

Delivery Time : 3-5 work days

Packaging Details : anti-static bag & cardboard box

Function : Step-Up

Output Configuration : Positive

Topology : Boost

Output Type : Adjustable

Number of Outputs : 1

Voltage - Input (Min) : 0.5V

Voltage - Input (Max) : 5V

Voltage - Output (Min/Fixed) : 1.5V

Voltage - Output (Max) : 5.25V

Current - Output : 2A (Switch)

Frequency - Switching : 1MHz

Synchronous Rectifier : Yes

Operating Temperature : -40°C ~ 85°C (TA)

Mounting Type : Surface Mount

Package / Case : 8-WFDFN Exposed Pad

Supplier Device Package : 8-DFN (2x3)

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Product Details

DESCRIPTION

The LTC®3539/LTC3539-2 are synchronous, 2A step-up DC/DC converters with output disconnect. Synchronous rectification enables high efficiency in the low profile 2mm × 3mm DFN package. Battery life is extended with a 700mV start-up voltage and operation down to 500mV once started.

FEATURES

■ Delivers 3.3V at 900mA From 2 Alkaline/NiMH Cells
■ Delivers 5V at 900mA From a Lithium-Polymer Battery
■ VIN Start-Up Voltage: 700mV
■ 1.5V to 5.25V VOUT Range
■ Up to 94% Efficiency
■ VIN > VOUT Operation
■ ±1.5% Feedback Voltage Tolerance
■ 1MHz (LTC3539) or 2MHz (LTC3539-2) Fixed Frequency Operation
■ Output Disconnect
■ Selectable Burst Mode® or PWM Operation
■ 10µA Quiescent Current
■ Logic Controlled Shutdown: <1µA
■ Requires Only 6 External Components
■ Low Profile (2mm × 3mm × 0.75mm) DFN Package

APPLICATIONS

■ Medical Instruments
■ Portable Bar Code Scanners
■ Noise Canceling Headphones
■ Portable GPS Navigation
■ Handheld PCs

Specifications

Attribute Attribute Value
Manufacturer Analog Devices / Linear Technology
Product Category DC Switching Regulators
Series -
Packaging Tape & Reel (TR) Alternate Packaging
Package-Case 8-WFDFN Exposed Pad
Operating-Temperature -40°C ~ 85°C (TA)
Mounting-Type Surface Mount
Output-Type Adjustable
Function Step-Up
Supplier-Device-Package 8-DFN (2x3)
Number-of-Outputs 1 Output
Topology Boost
Frequency-Switching 1MHz
Current-Output 2A (Switch)
Output-Configuration Positive
Output Voltage 1.5V
Voltage-Output-Max 5.25V
Synchronous-Rectifier Yes
Voltage-Input-Min 0.5V
Voltage-Input-Max 5V

Descriptions

LTC3539/LTC3539-2 - 2A, 1MHz/2MHz Synchronous Step-Up DC/DC Converters

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