LTC4060 Linear Integrated, LTC4060 Datasheet - Page 5

• Manufacturer Part Number: LTC4060
• Description: Standalone Linear NiMH/NiCd Fast Battery Charger
• Manufacturer: Linear Integrated

TYPICAL PERFOR A CE CHARACTERISTICS
1.70
1.65
1.60
1.55
1.65
1.60
1.55
1.50
1.45
1.40
–340
–260
–300
0
NiMH Battery Charging
Characteristics at 1C Rate
0
NiCd Battery Charging
Characteristics at C/2 Rate
–50
T
I
Supply Voltage
BRD
A
= 25°C
20
–25
10
vs Temperature and
CHARGE TIME (MINUTES)
CHARGE TIME (MINUTES)
–∆V TERMINATION
40
20
0
TEMPERATURE (°C)
V
–∆V TERMINATION
CC
60
25
= 10V
30
80
50
40
100
V
CC
75
W
= 4.5V
50
120
100
4060 G01
4060 G04
4060 G07
U
140
60
125
2.005
1.995
1.990
2.010
2.000
1.5
1.7
1.6
1.4
18
16
14
12
10
8
6
4
–50
–50
0
NiCd Battery Charging
Characteristics at 1C Rate
I
Supply Voltage
V
Supply Voltage
T
FCH
MDV
A
= 25°C
–25
–25
vs Temperature and
10
vs Temperature and
CHARGE TIME (MINUTES)
–∆V TERMINATION
0
0
TEMPERATURE (°C)
TEMPERATURE (°C)
20
V
CC
4.5V ≤ V
4.5V ≤ V
25
25
= 10V
V
30
CC
NiMH
NiCd
50
50
= 4.5V
CC
CC
≤ 10V
≤ 10V
40
75
75
50
100
100
4060 G08
4060 G02
4060 G05
125
125
60
1.50
–0.5
–1.0
–1.5
1.60
1.55
1.45
1.40
1.35
401
399
398
402
400
1.7
1.5
1.0
0.5
0
–50
–50
0
NiMH Battery Charging
Characteristics at C/2 Rate
I
Supply Voltage
t
Supply Voltage
T
FCL
ACC
A
= 25°C
–25
–25
20
vs Temperature and
vs Temperature and
R
C
R
C
TIMER
TIMER
PROG
PROG
CHARGE TIME (MINUTES)
–∆V TERMINATION
40
0
0
TEMPERATURE (°C)
TEMPERATURE (°C)
= 3480Ω
= 698Ω
= 470pF
= 1.2nF
25
60
25
V
V
CC
CC
LTC4060
50
80
= 4.5V
50
= 10V
100
75
75
V
V
CC
CC
100
120
100
= 4.5V
= 10V
4060 G09
4060 G03
4060 G06
5
4060f
140
125
125