TPB7462GGA Battery Protectors-3peak
文章出处:
人气:发表时间:2023-08-27 21:28
The TPB7462 series is a secondary overcharge hardware protector for 2s,3s,or 4s lithium-ion battery packs TPB7462 series provides high accuracy overcharge threshold to avoid the safety risk from battery pack.It also provides the CTL pin to directly control output or connect PTC(Positive Temperature Coefficient)resistor to monitor overtemperature of battery pack.The TPB7462 integrates a LDO for powering external circuit with extremely low leakage current.TPB7462 is available in WDFN2x2-8 package.Its operation temperature range is from−40°C to+85°C.
Features
Maximum Voltage Input 28V
Wide Operation Voltage Range from 4V to 24V
Low Current Consumption
−Normal Mode 4μA at+25°C
−Shutdown Mode 0.4μA at+25°C
High Accuracy Voltage Detection Circuit for each
cell
−Programmable Overcharge Threshold Voltage
from 4.1V to 4.8V in 50mV step
−Overcharge Threshold Accuracy±20mV
(+25°C)
−Overcharge Threshold Accuracy±25mV(-
10°C to+60°C)
−Overcharge Hysteresis Voltage−380mV
Internal Delay Timer for Overcharge
−Selectable Overcharge Detection Delay Time
2s,4s,6s,and 8s
−Selectable Delay Time for Shutdown 2s,4s,
6s,and 8s
High CO Pull Up Voltage
−Selectable CMOS Active High or Low output
Test Mode to Shorten Mass Production Time
Integrated Linear Regulator
−Selectable LDO Output 3.0V,and 3.3V
−LDO output Cut off Voltage 2.5V
−Output Current 2mA
−Short Circuit Protector
Applications
Notebook
Portable Equipment
此文关键字:Tpb7462 Battery Protectors-3pe
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