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3300 SMD SOT23-6 PFM Boost Battery Charging Control Chip IC-1

3300 SMD SOT23-6 PFM Boost Battery Charging Control Chip IC-2

3300 SMD SOT23-6 PFM Boost Battery Charging Control Chip IC-3

Original CN3300 Silkscreen 3300 SMD SOT23-6 PFM Boost Battery Charging Control Chip IC

Available:In Stock

Product SKU: INTEG425

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Highlights

Original, High Quality
KitsGuru Warranty
PFM boost charger IC
Supports 2.7V–6.5V input
Compact SOT23-6 package
Low 280μA operating current
Ideal for solar & IoT

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Warehouse Details 12E-131A

Specification

Description

Original CN3300 Silkscreen 3300 SMD SOT23-6 PFM Boost Battery Charging Control Chip IC

The CN3300 is a high-efficiency PFM (Pulse Frequency Modulation) boost controller designed specifically for charging single-cell lithium-ion or lithium-polymer batteries. Packaged in a compact SOT23-6 form factor, it integrates essential control logic and power circuitry, enabling efficient and compact charging solutions.

Technical Details

Operating Current: 280μA @ VIN = 5V
Inductor Current Detection
Switching Frequency up to 1MHz
Quasi-CV mode compensates voltage loss on internal resistance and trace
Low battery voltage and short battery protection
Input Voltage Range: 2.7V to 6.5V
Automatic adaptability to limited input supply capability
Chip Enable Input
Battery Overvoltage Protection
Status Indication
Operating Temperature: –40℃ to 85℃
Available in SOP8 Package
Output Power up to 35W

Features

Integrated PFM boost converter for lithium battery charging
Wide input voltage range suitable for solar and low-voltage sources
Compact SMD SOT23-6 package for space-constrained designs
Silkscreen marked as 3300
Ideal for wearable electronics, solar chargers, and portable IoT devices

Applications

Solar-Powered Charging Systems – Ideal for low-voltage solar energy harvesting and off-grid charging

Wearable Devices – Power-efficient solution for compact, battery-powered electronics

Portable IoT Modules – Reliable charging control for sensor-based, remote modules

Lithium-Ion/Lithium-Polymer Battery Chargers – Optimized for 1-cell battery management