LV51144T Datasheet, PDF (1/13 Pages) Sanyo Semicon Device – CMOS IC 1-Cell Lithium-Ion Battery Protection IC

Ordering number : ENA1642
LV51144T
CMOS IC
1-Cell Lithium-Ion Battery
Protection IC
Overview
The LV51144T is protection IC for rechargeable Li-ion battery by high withstand voltage CMOS process.
The LV51144T protect single-cell Li-ion battery from over-charge, over-discharge, charge over-current and discharge
over-current.
Features
• High accuracy detection voltage
Over-charge detection(no hysteresis)
±25mV
Over-discharge detection(no hysteresis)
±25%
Charge over-current detection
±30mV
Discharge over-current detection
±20mV
• Delay time (internal adjustment)
• Low current consumption
Operation
Typ. 3.0μA
Over-discharge condition
Max. 0.1μA
• 0V cell battery charging function
• The over-discharge detection is released only when the charger is connected.
Specifications
Absolute Maximum Ratings
Parameter
Supply voltage
Input voltage of VM
Output voltage of CO
Output voltage of DO
Power dissipation
Operating temperature
Storage temperature
Symbol
VDD
VM
VCO
VDO
PD
Topr
Tstg
Conditions
Ratings
Unit
VSS-0.3 to VSS+7
V
VDD-28 to VDD+0.3
V
VM-0.3 to VDD+0.3
V
VSS-0.3 to VDD+0.3
V
350
mW
-40 to +85
°C
-55 to +125
°C
Any and all SANYO Semiconductor Co.,Ltd. products described or contained herein are, with regard to
"standard application", intended for the use as general electronics equipment (home appliances, AV equipment,
communication device, office equipment, industrial equipment etc.). The products mentioned herein shall not be
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instrument, nuclear control device, burning appliances, transportation machine, traffic signal system, safety
equipment etc.) that shall require extremely high level of reliability and can directly threaten human lives in case
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customer shall be solely responsible for the use.
Specifications of any and all SANYO Semiconductor Co.,Ltd. products described or contained herein stipulate
the performance, characteristics, and functions of the described products in the independent state, and are not
guarantees of the performance, characteristics, and functions of the described products as mounted in the
customer's products or equipment. To verify symptoms and states that cannot be evaluated in an independent
device, the customer should always evaluate and test devices mounted in the customer's products or
equipment.
D2409 SY 20091221-S00005 No.A1642-1/13