s-8205bac-tct1u Seiko Instruments Inc., s-8205bac-tct1u Datasheet - Page 2

• Manufacturer Part Number: s-8205bac-tct1u
• Description: S-8205a/b Series Battery Protection Ic
• Manufacturer: Seiko Instruments Inc.

2
Remark Diodes in the figure are parasitic diodes.
BATTERY PROTECTION IC FOR 4-SERIES OR 5-SERIES CELL PACK
S-8205A/B Series
1. S-8205A Series
CTLC
CTLD
Block Diagram
CCT
CDT
VINI
VM
CO
DO
R
R
VMD
VMS
R
R
CTLC
CTLD
+
−
+
−
+
−
Discharge
overcurrent
Load
short circuit
Charge
overcurrent
Delay circuit
Delay circuit
Delay circuit
Seiko Instruments Inc.
Figure 1
Control circuit
Delay circuit
Delay circuit
Over-
discharge 2
Over-
discharge 3
Over-
discharge 4
Over-
discharge 1
Overcharge
1
Overcharge
2
Overcharge
3
Overcharge
4
+
−
+
+
−
−
−
+
−
+
−
−
+
−
+
+
Rev.1.1
VDD
VC1
VC2
VC3
VC4
VC5
VSS
CIT
_00