s-8244aafph-ceftfg Seiko Instruments Inc., s-8244aafph-ceftfg Datasheet - Page 10

• Manufacturer Part Number: s-8244aafph-ceftfg
• Description: Battery Protection Ic For 1-serial To 4-serial-cell Pack Secondary Protection
• Manufacturer: Seiko Instruments Inc.

10
BATTERY PROTECTION IC FOR 1-SERIAL TO 4-SERIAL-CELL PACK (SECONDARY PROTECTION)
S-8244 Series
V1
V2
V3
(7) Test Condition 7, Test Circuit 4
I1
Conditions:
• Set switch 1 to OFF and switch 2 to ON.
Definitions:
• Set V1, V2, V3 and V4 to 4.6 V and gradually decrease V6 from V
• Set V1, V2, V3 and V4 to 3.5 V and gradually decrease V6 from V
• Set V1, V2, V3 and V4 to 4.6 V and gradually increase V6 from 0 V (for CMOS output active “L” models).
• Set V1, V2, V3 and V4 to 3.5 V and gradually increase V6 from 0 V (for CMOS output active “H” or Nch open
V1
V2
V3
V6 voltage is defined as V
drain models).
V6 voltage is defined as V
V6 voltage is defined as V
drain models).
V6 voltage is defined as V
VCC
SENSE
VC1
VC2
I2
I3
S-8244
Test Circuit 1
Test Circuit 3
VCC
SENSE
VC1
VC2
10 MΩ
VSS
VC3
ICT
CO
S-8244
VSS
VC3
ICT
CO
CO (H)
CO (H)
CO (L)
CO (L)
V4
when I2 (= 10 µ A) flows.
when I2 (= 10 µ A) flows.
when I2 (= − 10 µ A) flows.
when I2 (= − 10 µ A) flows.
I4
Seiko Instruments Inc.
10 MΩ
SW1
SW2
V4
Figure 5
V
V1
V2
V3
V1
V2
V3
VCC
SENSE
VC1
VC2
VCC
SENSE
VC1
VC2
CC
CC
(for CMOS output active “H” models).
S-8244
S-8244
(for CMOS output active “L” or Pch open
Test Circuit 2
Test Circuit 4
10 MΩ
VSS
VC3
VSS
VC3
V5
ICT
ICT
CO
CO
I1
0.1 µF
V4
V4
Rev.3.5
10 MΩ
SW1
SW2
SW1
SW2
V6
I2
_00
V
V