Microchip MCP1643-I/MS

Manufacturer No:

MCP1643-I/MS

Manufacturer:

Microchip

Package:

8-TSSOP, 8-MSOP (0.118, 3.00mm Width)

Description:

SYNCHRONOUS BOOST CONVERTER

Quantity:

Delivery:

Payment:

In Stock :Available

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MCP1643-I/MS information

Microchip MCP1643-I/MS technical specifications, attributes, parameters and parts with similar specifications to Microchip MCP1643-I/MS.

Type
Parameter

Max Duty Cycle (%)
90

Input Voltage Range Max
5

Input Voltage Range Min
0.5

Output Current
550

Driver Type
Step Up (Boost)

Quiescent Current
0.03

Synchronous Rectifier
Yes

Temp Range Max °C (degrees Celsius)
85

Temp. Range Min
-40

Vout Max
5

Vfb V (volt)
0.12

VoutMin
0.6

Download datasheets and manufacturer documentation for Microchip MCP1643-I/MS.

Application Notes:

1613593feeaf8d0c708ee5f010d9f967.pdf

6c5aef0a83d2d664d2db2f1025367069.pdf

Data Sheets:

ec830fc2b1087990133a88263bb1221b.pdf

MCP1643 is a compact, high-efficiency, fixed frequency, synchronous step-up LED driver with constant current, that operates from one and two-cell alkaline and NiMH/NiCd batteries. The device can also drive two red/green/yellow series connection LEDs.

1.6A Typical Peak Input Current Limit
Up to 550 mA LED Load Current
Low Start-up Voltage: 0.65V (typical, 25 mA LED Current)
Low Operating Input Voltage: down to 0.5V
Maximum Input Voltage < VLED<5.0V
Maximum Output Voltage: 5.0V
Overvoltage Protection
Low Reference Voltage: VFB= 120 mV
Pulse-Width Modulation Mode Operation (1 MHz)
Internal Synchronous Rectifier
Internal Compensation
Inrush Current Limiting
Internal Soft-Start (240 µs typical)
Shutdown (EN = GND): True Load Disconnect
Dimming Control by Variable Duty Cycle
Shutdown Current: 1.2 µA (typical)
Overtemperature protection
Packages:MSOP-8, 2x3 DFN-8

User Guide

PURCHASE

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Provide target prices and acceptable alternatives, if any, to speed up the quotation process.

IMPORTANT NOTICE

Quotations are subject to stock availability and may vary with market conditions. Prices and lead times are not guaranteed until a purchase order is confirmed. Ensure your contact details are correct to avoid delays in response.

Step1：Prepare product

Step2：Desiccant Protection

Step3：Vacuum Packaging

Step4：Individual Package

Step5：Anti-collision Filling

Step6：Packaging Box

SHIPPING COST

1. Shipping starts at $40, but some countries will exceed $40. For example (South Africa, Brazil, India, Pakistan, Israel, etc.).
2. Some specific products need to reach the minimum order quantity.
3. It may cost additional remote fees for delivery if you are in a remote area.

SHIPPING METHOD

Currently, our products are shipped through DHL, FedEx, SF, and UPS.

DELIVERY TIME

1. Once the goods are shipped, estimated delivery time depends on the shipping methods you chose: FedEx International, 5-7 business days.
2. For in-stock parts, orders normally could be shipped out within 1-2days.