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S-8205A

Seiko
Part Number S-8205A
Manufacturer Seiko
Description BATTERY PROTECTION
Published Aug 20, 2014
Detailed Description S-8205A/B Series www.sii-ic.com © SII Semiconductor Corporation, 2010-2016 BATTERY PROTECTION IC FOR 4-SERIES OR 5-SER...
Datasheet PDF File S-8205A PDF File

S-8205A
S-8205A


Overview
S-8205A/B Series www.
sii-ic.
com © SII Semiconductor Corporation, 2010-2016 BATTERY PROTECTION IC FOR 4-SERIES OR 5-SERIES CELL PACK Rev.
1.
8_00 The S-8205A/B Series includes high-accuracy voltage detection circuits and delay circuits, in single use, makes it possible for users to monitor the status of 4-series or 5-series cell lithium-ion rechargeable battery.
The S-8205A/B Series is suitable for protecting lithium-ion rechargeable battery pack from overcharge, overdischarge, and overcurrent.
 Features • High-accuracy voltage detection function for each cell Overcharge detection voltage n (n = 1 to 5) 3.
55 V to 4.
50 V*1 (50 mV step) Overcharge release voltage n (n = 1 to 5) 3.
30 V to 4.
50 V*2 Overdischarge detection voltage n (n = 1 to 5) 2.
0 V to 3.
2 V*1 (100 mV step) Overdischarge release voltage n (n = 1 to 5) 2.
0 V to 3.
4 V*3 Accuracy ±25 mV Accuracy ±50 mV Accuracy ±80 mV Accuracy ±100 mV • Discharge overcurrent detection in 2-step Discharge overcurrent detection voltage Short circuit detection voltage 0.
05 V to 0.
30 V*4 (50 mV step) 0.
50 V to 1.
0 V*4 (100 mV step) Accuracy ±15 mV Accuracy ±100 mV • Charge overcurrent detection Charge overcurrent detection voltage −0.
30 V to −0.
05 V (50 mV step) Accuracy ±30 mV • Settable by external capacitor; Overcharge detection delay time, Overdischarge detection delay time, Discharge overcurrent detection delay time, Charge overcurrent detection delay time (Load short circuit detection delay time is internally fixed.
) • S-8205A Series: used for 4-series cell, S-8205B Series: used for 5-series cell • Independent charging and discharge control by the control pins • Power-down function "yes" / "no" is selectable.
• High-withstand voltage Absolute maximum rating : 28 V • Wide range of operation voltage 2 V to 24 V • Wide range of operation temperature Ta = −40°C to +85°C • Low current consumption During operation 40 μA max.
(Ta = +25°C) During power-down • Lead-free (Sn 100%), halogen-free*5...


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