Microchip MCP1642B-18I/MC
Manufacturer No:
MCP1642B-18I/MC
Manufacturer:
Microchip
Package:
8-VFDFN Exposed Pad
Description:
1 MHz, 1.8A Input Current Switch Boost Regulator
Quantity:
In Stock :7885
Looking for price or availability? Send us an RFQ and our sales team will respond quickly.
Shipping & Availability
Fast worldwide shipping via DHL, FedEx, UPS, and EMS.
Shipped from：HK Warehouse
Expected Shipping：Wed, Jun 10 - Thu, Jun 11, 2026
Lead Time：Inquire about availability
Date Code：Within 2 Years
Payment
We support multiple secure payment methods including PayPal, Visa, MasterCard, and American Express. All transactions are protected with advanced encryption to ensure secure and reliable payments.
Authenticity Guarantee
All components supplied by Aichiplink are sourced from trusted global suppliers and verified through strict in-house inspection and quality control procedures.
Quality Assurance
Certified in-house inspection and testing facilities ensure all components meet internationally recognized quality standards.
User Guide
Available from AS9120 Certified Supplier, AIChipLink delivers high-reliability electronic components supported by certified quality management, rigorous inspection processes, counterfeit mitigation controls, and full traceability systems. Our operations comply with AS9120, ISO 9001:2015, and IECQ ESD standards to support aerospace, industrial, defense, and mission-critical applications.
PURCHASE
Please verify all part numbers, quantities, and packaging preferences before placing your order. If substitutions are acceptable, please indicate this clearly. For time-sensitive projects, confirm estimated delivery dates and stock availability in advance. Once submitted, changes or cancellations may not be possible, especially for items marked as non-cancellable/non-returnable (NCNR). For international shipments, please ensure all import documentation is complete and accurate to avoid delays.
MEANS OF PAYMENTFor your convenience, we accept multiple payment methods in USD, including PayPal, Credit Card, and Wire Transfer. Net terms may be available for qualified customers upon approval.
RFQ (REQUEST FOR QUOTATIONS)Please ensure the part numbers and quantities are accurate and complete when submitting your RFQ.
Provide target prices and acceptable alternatives, if any, to speed up the quotation process.
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.
Currently, our products are shipped through DHL, FedEx, SF, and UPS.
DELIVERY TIME1. 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.
MCP1642B-18I/MC Information
Microchip MCP1642B-18I/MC technical specifications, attributes, parameters and parts with similar specifications to Microchip MCP1642B-18I/MC.
- Type
- Parameter
- Regulator Type
- Step Up (Boost)
- Switching Frequency (kHz) kHz (kilohertz)
- 1000
- Input Voltage Range Min
- 0.65
- Input Voltage Range Max
- 5.5
- Output Current
- 350
- Temp Range Min °C (degrees Celsius)
- -40
- Temp Range Max °C (degrees Celsius)
- 85
- Vout Min (V)
- 1.8
- Vout Max (V)
- 5.5
- Quiescent Current (mA) typ
- 0.4
- Type
- Parameter
- Light Load Efficiency Mode
- No
- Switch current (A) typ
- 1.8
- Automotive Qualified
- No
- SHUTDOWN Current (µA) (Typ)
- 1
- Vfb V (volt)
- 1.21
- Synchronous Rectifier
- Yes
- Duty Cycle Max (%)
- 90
Download datasheets and manufacturer documentation for Microchip MCP1642B-18I/MC.
Brochures:
Application Notes:
Data Sheets:
The MCP1642B/D is a compact, high-efficiency, fixed frequency, synchronous step-up DC-DC converter. It provides an easy-to-use power supply solution for applications powered by either one-cell, two-cell, or three-cell alkaline, NiCd, NiMH, one-cell Li-Ion or Li-Polymer batteries. With the 1.8A Typical Peak Input Current Limit, MCP1642B/D can provide over 1A output current in 5V applications with input over 3.6V
- Up to 96% Typical Efficiency
- IOUT > 175 mA @ 1.2V VIN, 3.3V VOUT
- IOUT > 600 mA @ 2.4V VIN, 3.3V VOUT
- IOUT > 800 mA @ 3.3V VIN, 5.0V VOUT
- IOUT > 1A @ VIN > 3.6V, 5.0V VOUT
- Low Start-up Voltage: 0.65V
- Minimum Operating Input Voltage: 0.35V
- Maximum Input Voltage < VOUT < 5.5V
- Adjustable Output Voltage Range: 1.8V to 5.5V
- PWM Operation at 1 MHz
- Shutdown Current (All States): < 1 µA
- Internal Synchronous Rectifier
- Internal Compensation
- Inrush Current Limiting and Internal Soft-Start
- True Load Disconnect Shutdown (MCP1642B)
- Input-to-Output Bypass Option (MCP1642D)
- Low Noise, Anti-Ringing Control
- Over-temperature Protection
- MSOP-8 or 2x3 8-Lead DFN packages
AIChipLink – Your Trusted Electronic Components Distributor
12.28 M
Listed Part Number
3,000+
Leading Manufacturers
4.9 M
In-stock SKU
15,000+
Warehouse Area(㎡)
