Datasheet
Typical Operating Characteristics (continued)
(T
A
= +25°C, unless otherwise noted.)
90
MAX713
NiMH BATTERY CHARGING
CHARACTERISTICS AT C RATE
CHARGE TIME (MINUTES)
03060
V
T
MAX712/13
toc07
ΔV
Δt
CUTOFF
1.60
CELL VOLTAGE (V)
CELL TEMPERATURE (°C)
1.45
1.55
1.50
40
25
35
30
150
MAX713
NiMH BATTERY CHARGING
CHARACTERISTICS AT C/2 RATE
1.55
1.40
050
1.50
1.45
40
25
35
30
V
T
ΔV
Δt
CUTOFF
CHARGE TIME (MINUTES)
CELL VOLTAGE (V)
CELL TEMPERATURE (°C)
100
MAX712/13
toc09
1.40
0
MAX713
NiCd BATTERY-CHARGING
CHARACTERISTICS AT C/2 RATE
1.45
CHARGE TIME (MINUTES)
CELL VOLTAGE (V)
CELL TEMPERATURE (°C)
1.50
25
30
35
50 150100
ΔV
Δt
CUTOFF
V
T
MAX712/13
toc08
15 20
MAX713
CHARGING CHARACTERISTICS OF A
FULLY-CHARGED NiMH BATTERY
1.60
CHARGE TIME (MINUTES)
CELL VOLTAGE (V)
CELL TEMPERATURE (°C)
1.45
1.65
05
1.55
1.50
40
25
35
30
10
V
T
ΔV
Δt
CUTOFF
5 MINUTE REST
BETWEEN CHARGES
MAX712/13
toc10
1.45
0
MAX713
CHARGING CHARACTERISTICS OF A
FULLY CHARGED NiMH BATTERY
1.50
CHARGE TIME (MINUTES)
CELL VOLTAGE (V)
CELL TEMPERATURE (°C)
1.60
1.65
1.55
25
30
40
35
51510
5-HOUR REST
BETWEEN CHARGES
ΔV
Δt
CUTOFF
V
T
20
MAX712/13
toc11
MAX712/MAX713
NiCd/NiMH Battery
Fast-Charge Controllers
4
Maxim Integrated
90
MAX713
NiCd BATTERY CHARGING
CHARACTERISTICS AT C RATE
1.55
CHARGE TIME (MINUTES)
CELL VOLTAGE (V)
CELL TEMPERATURE (°C)
1.40
030
1.50
1.45
40
25
35
30
60
V
T
ΔV
Δt
CUTOFF
MAX712/13
toc06