Products
CW2217B Single Cell Fuel Gauge IC with Low to 1mΩ Current Sensing
The CW2217B is ultra low power consumption fuel gauging IC for Lithium-ion batteries used in portable and wearable devices. The CW2217B track Li+ battery’s operation condition, including voltage, current and temperature and performs state-of-the-art algorithm to calculate the relative SOC, SOH and Cycles of the battery. It includes a 14-bit ADC for voltage and temperature measurement and a 16-bit ADC for current measurement, a precision voltage reference circuit and build-in NTC bi...
CW1011 Single Cell Protection IC Integrated MOSFET
CW1011 is single cell protection IC integrated MOSFET. It provides voltage, current and temperature protections.Description• Overcharge protection      • Threshold from 4.180V to 4.550V,    ±15mV accuracy• Over discharge protection      • Threshold from 2.100V to 3.000V,    ±40mV accuracy• Integrated low-side 54mΩ charge and discharge MOSFET• High accrate current detection• Excess discharge current protection     ...
CW6116 3A Switched-Mode Charger with Power Path Management
CW6116 is a highly-integrated 3A switched-mode Li-Ion and Li-polymer battery charger with power path management. Its ultra-low impedance on power path helps improve charging efficiency, reduce charging time and extend battery life during discharge. The charging efficiency at 5V/2A is 92%. CW6116 supports USB-OTG with up to 1.5A supply current. Charging and system settings could be flexible configured via the I2C interface. Its compact QFN 4mmx4mm package, combing with using 1uH small profile ind...
CW3001/CW3002 Single-Channel USB Charging Controller
CW3001/CW3002 is the USB dedicated charging controller IC.Features• D+/D- DCP Mode per USB Battery Charging Specification 1.2 • D+/D- Short Mode per Telecommunication Industry Standard YD/T1591-2009 (Chinese)• Supports non-BC1.2 Charging Modes by Automatic Selection      • D+/D- Option for Apple Device       • D+/D- Option for Samsung Device• Operating Voltage Range: 4.5V to 5.5V• Power Consumption      • 5µA When VD...
CW1030 Low Cost 3 Cells Protection IC
CW1030 is Low cost 3 cells protection IC which provides voltage and current protections.Features• Overcharge protection      • Threshold from 4.175V to 4.325V,  25mV steps,   ±25mV accuracy• Over discharge protection      • Threshold from 2.500V or 2.700V,  ±50mV accuracy• Excess current protection      • Excess current 1            • Threshold 0.100V, ±5mV accur...
CW2215B 5μA Single Cell Fuel Gauge IC with Current Sensing
CW2215B is ultra low power consumption fuel gauging IC for Lithium-ion batteries used in portable and wearable devices. The CW2215B tracks Li+ battery’s operation condition, including voltage, current and temperature and performs state-of-the-art algorithm to calculate the relative SOC, SOH and Cycles of the battery. It includes a 14-bit ADC for voltage and temperature measurement a 16-bit ADC for current measurement, a precision voltage reference circuit and build-in NTC bias circuits. It uses ...
CW6305B 500mA Linear Charger with Power Path Management
The CW6305B is a high accuracy linear charger IC with power path management for Wearables and IoT devices. It fulfills full charge phases, including pre-charge, fast charge constant current (CC), fast charge constant voltage (CV) and charging termination. The CW6305B integrates power path management (PPM) and supports full system reset and shipping mode.  It also provides system over current protection by limiting the current from the input to the system and that from the battery to the sys...
CW3003/CW3004/CW3005 Dual-Channel USB Charging Controller
CW3003/CW3004/CW3005 is the Dual-Channel USB dedicated charging controller IC.Feature• D+/D- DCP Mode per USB Battery Charging Specification 1.2• D+/D- Short Mode per Telecommunication Industry Standard YD/T1591-2009 (Chinese)• Supports non-BC1.2 Charging Modes by Automatic Selection    • D+/D- Option for Apple Device     • D+/D- Option for Samsung Device• Supports one Channel Applying 2.0V on D+ and 2.7V on D-, another Channel Applying 2.7V on both D...
CW2218B 5μA Single Cell Fuel Gauge IC with Current Sensing
CW2218B is ultra low power consumption fuel gauging IC for Lithium-ion batteries used in portable and wearable devices. The CW2218B tracks Li+ battery’s operation condition, including voltage, current and temperature and performs state-of-the-art algorithm to calculate the relative SOC, SOH and Cycles of the battery. It includes a 14-bit ADC for voltage and temperature measurement a 16-bit ADC for current measurement, a precision voltage reference circuit and build-in NTC bias circuits. It ...
CW1035 2~3 Cells Protection IC
CW1035 is 2~3 cells protection IC which provides voltage, current and temperature protections.Features• Overcharge protection      • Threshold from 4.175V to 4.275V,  25mV steps,   ±25mV accuracy• Over discharge protection      • Threshold from 2.500V or 2.700V,  ±50mV accuracy• Excess current protection      • Excess current 1            • Threshold 0.100V, ±5mV...
CW3047 USB Charging Controller with Current Limitation
CW3047 is a USB Charging Controller IC integrated with output current Limitation function.Features• D+/D- DCP Mode per USB Battery Charging Specification 1.2• D+/D- Short Mode per Telecommunication Industry Standard YD/T1591-2009 (Chinese)• Supports non-BC1.2 Charging Modes by Automatic Selection     • D+/D- Option for Apple Device      • D+/D- Option for Samsung Device• Integrated High Side NMOS Switch•Ultra Low RDSON    ...
CW1233 3 Cells Protection IC
CW1233 is 3 cells protection IC which provides voltage, current，open wire and temperature protections.Features• Overcharge protection      • Threshold 4.175V ~4.350V,  25mV steps,  ±25mV accuracy• Over discharge protection      • Threshold from 2.300V to 3.000V,   100mV steps,   ±80mV accuracy• Excess discharge current protection      • Excess discharge current 1        &#...
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