LTC3539EDCB#TRPBF IC REG BOOST ADJUSTABLE 2A 8DFN Analog Devices Inc.
Price:
Based on current price
MOQ:
1
Delivery Time:
3-5 work days
Brand:
Analog Devices Inc.
Product Description
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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Company
Sanhuang electronics (Hong Kong) Co., Limited
Location
No. 2520, 25th Floor, Block A, New Asia Guoli Building, Huaqiang North Street, Shenzhen, China
Contact Person
Zhao