Description

The NT1660/NT1662/NT1663/NT1664

series are the 4~20-cell secondary protection IC

for lithium-ion /lithium-polymer /lithium-iron

phosphate rechargeable battery pack. The high

accuracy voltage detector and delay time circuits

are built in NT1660/NT1662/NT1663/NT1664

series with state-of-the-art design and process.

Features

 High accuracy voltage detection circuit

 Overcharge detection : 25mV

 Low power consumption

 Supply current: 6.6uA max. (Ta=+25℃)

 Delay times of overcharge is generated by an internal

circuit (fixed).

 Built-in breaking wire detector function

 Package: 8 pin SOP、20 pin TSSOP、48 pin LQFP

 Lead-free, Sn 100, Halogen-free

Applications

 Lithium-ion rechargeable battery pack

 Lithium-polymer rechargeable battery pack

 Lithium-iron phosphate rechargeable battery pack