UB244A中文资料LI-ION BATTERY PROTECTION IC FOR 1-CELL TO 4-CELL PACK (SECONDARY PROTECTION)数据手册UTC规格书
UB244A规格书详情
描述 Description
The UTC UB244A Series is secondary protection IC for 1-, 2-, 3-, or 4-Cell lithium-ion rechargeable battery packs, and incorporates ahigh-accuracy voltage detection circuit. The UTC UB244A Series also includes a high accuracy delay circuit for over voltage detection time can be set by an external capacitor.
特性 Features
• High-accuracy voltage detection circuit for each cell
• Overcharge detection voltage n (n=1 to 4): 4.05V to 4.50V (in 50mV steps)
• Overcharge hysteresis voltage n (n=1 to 4): 0.38V±0.10V, 0.25V±0.07V, 0.13V±0.04V, 0.045V±0.02V, None
• Delay times for overcharge detection can be set by an external capacitor
• CMOS output active “H”
• Wide operating voltage range 3.6V to 24V
• Wide operating temperature range −40°C to +85°C
• Low current consumption: 1.5μA typ. (+25°C) at 3.5V for each cell
技术参数
- 制造商编号
：UB244A
- 生产厂家
：UTC
- Vcc(range)
：3.6V to 24V
- PD(mW)
：500
- Icc(max)
：-
- Short Circuit DetectionVoltage
：-
- ChargerDetectionVoltage
：-
- package
：MSOP-8
