Batteries; Main Battery; Battery Charging Control; Table 1-3 Battery Specifications - Toshiba Satellite C650 Maintenance Manual

1.4 DVD Super Multi (+-R Double Layer)

1.6 Batteries

The computer has the following 2 types of battery:
Main Battery Pack
Real Time Clock (RTC) Battery
Table 1-3 lists the specifications of these batteries.
Battery Type
Main Battery Pack
RTC Battery
1.6.1

Main Battery

The main battery pack serves as the computer's main power source when the AC adapter
is not attached. The main battery maintains the state of the computer so that it can
resume it.
1.6.2

Battery Charging Control

Battery charging is controlled by MAXIM MAX17435ETG+. When AC adapter and
battery pack are attached to the computer, MAX17435ETG+ controls the charge on/off
state and detects a full charge.
Battery Charge
When the AC adapter is attached, the battery is charged by off-state charge when the
system is powered off or by on-state charge when it is powered on.
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Table 1-3 Battery Specifications

Material
3 Cell Lithium Ion
6 Cell Lithium Ion
Lithium Ion

Table 1-4 Quick/Normal Charging Time

Satellite/Satellite Pro/C650/C655 Maintenance Manual
1 Hardware Overview
Output voltage Capacity
10.8 V 2000 mAh
10.8 V 4400 mAh
3.0 V 220 mAh