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S-8211DAM-M5T1G

Description
battery management lithium-ion battery PROTECTion 1 cell
Categorysemiconductor    Other integrated circuit (IC)   
File Size419KB,39 Pages
ManufacturerSeiko
Environmental Compliance
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S-8211DAM-M5T1G Overview

battery management lithium-ion battery PROTECTion 1 cell

S-8211D Series
www.sii-ic.com
© Seiko Instruments Inc., 2005-2013
BATTERY PROTECTION IC
FOR 1-CELL PACK
Rev.6.4
_00
The S-8211D Series is a protection IC for 1-cell lithium-ion / lithium-polymer rechargeable battery and includes high-accuracy
voltage detection circuits and delay circuits.
The S-8211D Series is suitable for protecting 1-cell rechargeable lithium-ion / lithium-polymer battery packs from overcharge,
overdischarge, and overcurrent.
Features
High-accuracy voltage detection circuit
Overcharge detection voltage
Accuracy
±25
mV (Ta =
+25°C)
Accuracy
±30
mV (Ta =
−5°C
to
+55°C)
*1
Accuracy
±50
mV
Overcharge release voltage
3.5 V to 4.4 V
Overdischarge detection voltage
2.0 V to 3.0 V (10 mV step)
Accuracy
±50
mV
*2
Accuracy
±100
mV
Overdischarge release voltage
2.0 V to 3.4 V
Discharge overcurrent detection voltage
0.05 V to 0.30 V (10 mV step) Accuracy
±15
mV
Load short-circuiting detection voltage
0.5 V (fixed)
Accuracy
±200
mV
Detection delay times are generated only by an internal circuit (external capacitors are unnecessary).
Accuracy
±20%
High-withstand voltage device is used for charger connection pins
(VM pin and CO pin: Absolute maximum rating = 28 V)
0 V battery charge function "available" / "unavailable" is selectable.
Power-down function "available" / "unavailable" is selectable.
Wide operation temperature range
Ta =
−40°C
to
+85°C
Low current consumption
During operation
3.0
μ
A typ., 5.5
μ
A max. (Ta =
+25°C)
During power-down
0.2
μ
A max. (Ta =
+25°C)
*3
Lead-free, Sn 100%, halogen-free
3.6 V to 4.5 V (5 mV step)
*1.
Overcharge release voltage = Overcharge detection voltage
Overcharge hysteresis voltage
(Overcharge hysteresis voltage can be selected as 0 V or from a range of 0.1 V to 0.4 V in 50 mV step.)
*2.
Overdischarge release voltage = Overdischarge detection voltage
+
Overdischarge hysteresis voltage
(Overdischarge hysteresis voltage can be selected as 0 V or from a range of 0.1 V to 0.7 V in 100 mV step.)
*3.
Refer to "
Product Name Structure"
for details.
Applications
Lithium-ion rechargeable battery pack
Lithium-polymer rechargeable battery pack
Packages
SOT-23-5
SNT-6A
Seiko Instruments Inc.
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