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BMS
The SF5110 series is a highly integrated 8- to 10-series lithium battery protection chip. It supports applications with up to 10 series ternary lithium batteries and lithium iron phosphate batteries. The SF5110 provides overcharge, over-discharge, overcurrent charge and discharge, wire breakage, high and low-temperature charge and discharge protection, balancing, and electronic lock functions for the battery pack.
Category：
- Product Description
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- Commodity name: BMS
- 封装: SSOP-28
- 品牌: Saiwei Technology
The SF5110 series is a highly integrated 8- to 10-series lithium battery protection chip. It supports applications with up to 10 series ternary lithium batteries and lithium iron phosphate batteries. The SF5110 provides overcharge, over-discharge, overcurrent charge and discharge, wire breakage, high and low-temperature charge and discharge protection, balancing, and electronic lock functions for the battery pack.
Features
◆ Overcharge protection: Threshold range: 2.800V, 3.650V~3.900V, 4.100V~4.500V, Accuracy: ± 25mV ◆ Discharge protection: Threshold range 1.200V, 2.100V~3.000V, 100mV step Accuracy: ±80mV
◆ Discharge overcurrent protection: Discharge overcurrent 1 threshold range: 0.050V~0.100V, ±310mV accuracy Discharge overcurrent 2 threshold range: 0.100V~0.200V, ±20mV accuracy Short circuit protection threshold range: 0.200V~0.500V, ±50mV accuracy
◆ Charge overcurrent protection: Threshold range: -0.010V~0.050V, positive and negative 3mV accuracy
◆ Temperature detection function High and low temperature protection for charging and discharging, temperature can be set externally
◆ Balancing function
◆ Open-circuit detection function
◆ Load detection function
◆ Electronic lock function
◆ Low-power design
◆ Sleep mode: <2 μA Normal mode: <35 μA
◆ Package: SSOP-28
Applications
◆ Electric scooters
◆ Power tools
◆ Backup power supply
◆ Lithium-ion and lithium-polymer battery packs
Product Category Chip Specifications Operating Voltage Range Overcharge Threshold Overcharge Recovery Voltage Overdischarge Threshold Overdischarge Release Voltage Overcurrent 1 Threshold Charging Overcurrent Threshold Balancing Enable Voltage Application Market Application Features Chip Model Number of Battery Cells Packaging Volatile Organic Compounds Volatile Organic Compounds Video on Demand Video on Demand VDOC1 of VCOC of VBAL Company BMS Metal Collision System SF5110-AA type 8~10 cells SSOP-28 type 5V~60V 4.25V 4.15V 2.7V Voltage 3.0V 100mV 20mV VCOVR of Gardening tools (lawn mowers, chainsaws, etc.), scooters, balance bikes, portable/outdoor energy storage systems, portable high-pressure car wash guns, electric power-assisted bicycle battery packs, other power battery systems Provides overcharge, overdischarge, charge/discharge overcurrent, open-circuit, short-circuit, charge/discharge high and low temperature protection and balancing functions for battery packs, and supports electronic lock function. SF5110-AB type 8~10 cells SSOP-28 type 5V~60V 4.2V 4.10V 2.7V Voltage 3.0V 100mV 20mV VCOVR of SF5110-BA type 8~10 cells SSOP-28 type 5V~60V 3.85V 3.65V 2.5V Voltage 2.8V 100mV 50mV VCOVR of SF5110-BB type 8~10 cells SSOP-28 type 5V~60V 3.65V 3.5V 2.5V Voltage 2.8V 100mV 50mV VCOVR of
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