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S-8215A PDF даташит

Спецификация S-8215A изготовлена ​​​​«Seiko Instruments» и имеет функцию, называемую «BATTERY PROTECTION IC».

Детали детали

Номер произв S-8215A
Описание BATTERY PROTECTION IC
Производители Seiko Instruments
логотип Seiko Instruments логотип 

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S-8215A Даташит, Описание, Даташиты
S-8215A Series
www.sii-ic.com
© Seiko Instruments Inc., 2010-2015
BATTERY PROTECTION IC FOR 3-SERIAL TO 5-SERIAL CELL PACK
(SECONDARY PROTECTION)
Rev.2.3_00
The S-8215A Series is used for secondary protection of lithium-ion rechargeable batteries, and incorporates high-accuracy
voltage detection circuits and delay circuits.
Short-circuiting between cells makes it possible for serial connection of three cells to five cells.
Features
High-accuracy voltage detection circuit for each cell
Overcharge detection voltage n (n = 1 to 5)
3.60 V to 4.70 V (50 mV step)
Accuracy ±25 mV (Ta = +25°C)
Accuracy ±30 mV (Ta = 5°C to +55°C)
Overcharge hysteresis voltage n (n = 1 to 5)
0.0 mV to 550 mV (50 mV step)
300 mV to 550 mV
Accuracy ±20%
100 mV to 250 mV
Accuracy ±50 mV
0.0 mV to 50 mV
Accuracy ±25 mV
Delay times for overcharge detection can be set by an internal circuit only (External capacitors are unnecessary).
Output form is selectable:
CMOS output, Nch open-drain output, Pch open-drain output
Output logic is selectable:
Active "H", active "L"
High-withstand voltage device:
Absolute maximum rating 28 V
Wide operation voltage range:
3.6 V to 26 V
Wide operation temperature range: Ta = 40°C to +85°C
Low current consumption
At VCUn 1.0 V for each cell:
At 2.3 V for each cell:
3.0 μA max. (Ta = +25°C)
1.7 μA max. (Ta = +25°C)
Lead-free (Sn 100%), halogen-free
Application
Lithium-ion rechargeable battery pack (for secondary protection)
Packages
TMSOP-8
SNT-8A
Seiko Instruments Inc.
1









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S-8215A Даташит, Описание, Даташиты
BATTERY PROTECTION IC FOR 3-SERIAL TO 5-SERIAL CELL PACK (SECONDARY PROTECTION)
S-8215A Series
Rev.2.3_00
Block Diagram
VDD
VC1
VC2
VC3
VC4
VC5
VSS
Overcharge
detection
comparator 1
+
Reference voltage 1
Overcharge
detection
comparator 2
+
Reference voltage 2
Overcharge
detection
comparator 3
+
Control
circuit
Reference voltage 3
Overcharge
detection
comparator 4
+
Reference voltage 4
Overcharge
detection
comparator 5
+
Reference voltage 5
Oscillator
Overcharge
detection / release
delay circuit
*1. The CO pin is connected only to Nch transistor in the case of Nch open-drain output.
The CO pin is connected only to Pch transistor in the case of Pch open-drain output.
Remark The diodes in the figure are parasitic diodes.
Figure 1
2 Seiko Instruments Inc.
CO*1









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S-8215A Даташит, Описание, Даташиты
BATTERY PROTECTION IC FOR 3-SERIAL TO 5-SERIAL CELL PACK (SECONDARY PROTECTION)
Rev.2.3_00
S-8215A Series
Product Name Structure
1. Product name
S-8215A xx - xxxx U
Environmental code
U: Lead-free (Sn 100%), halogen-free
Package abbreviation and IC packing specifications*1
K8T2: TMSOP-8, Tape
I8T1: SNT-8A, Tape
Serial code*2
Sequentially set from AA to AZ
*1. Refer to the tape drawing.
*2. Refer to "3. Product name list".
2. Packages
Package Name
TMSOP-8
SNT-8A
Table 1 Package Drawing Codes
Dimension
FM008-A-P-SD
PH008-A-P-SD
Tape
FM008-A-C-SD
PH008-A-C-SD
Reel
FM008-A-R-SD
PH008-A-R-SD
Land
PH008-A-L-SD
Seiko Instruments Inc.
3










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Номер в каталогеОписаниеПроизводители
S-8215ABATTERY PROTECTION ICSeiko Instruments
Seiko Instruments

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