參數(shù)資料
型號: S-8233CAFT
元件分類: 電源管理
英文描述: 3-CHANNEL POWER SUPPLY SUPPORT CKT, PDSO16
封裝: TSSOP-16
文件頁數(shù): 20/26頁
文件大?。?/td> 440K
代理商: S-8233CAFT
Battery Protection IC(for a 3-serial-cell pack)
Rev.3.1_00
S-8233C Series
Seiko Instruments Inc.
3
Block Diagram
Battery 1
Over charge
Battery 3
Over discharge
Battery 3
Over charge
Battery 2
Over charge
Battery 2
Over discharge
Over charge
delay circuit
Battery 1
Over discharge
Battery 3
Over charge
Battery 2
Over charge
Battery 1
Over charge
Reference
voltage 3
Reference
voltage 2
Reference
voltage 1
Control
Logic
Over current
detection
circuit
Over discharge
delay circuit
Over currentP
delay circuit
Over current
2,3 delay circuit
-
+
-
+
-
+
-
+
-
+
-
+
DOP
VMP
COVT
CDT
CCT
COP
CTL
VSS
DSO
VC2
ISO
CSO
VC1
VCC
Floating
detection circuit
Figure 1
The delay time for over current detection 2 and 3 is fixed by an internal IC circuit. The delay time
cannot be changed via an external capacitor.
1.
If one of the battery voltages becomes higher than the over charge detection voltage (VCU), the
CSO terminal goes high.
2.
If one of the battery voltages becomes lower than the over discharge detection voltage (VDD), the
ISO terminal goes high.
3.
If S-8233C series detect over current, the ISO terminal goes high.
In normal state each terminal output ‘Low’.
相關(guān)PDF資料
PDF描述
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