ACT3704
Rev2, 26-Jul-07
TYPICAL PERFORMANCE CHARACTERISTICS CONT’D
(V
IN
= 5V, T
A
= 25°C, unless otherwise specified.)
Battery Termination Voltage vs. Temperature
Battery Termination Voltage V
TERM
(V)
4.220
Battery Termination Voltage vs. Temperature
Battery Termination Voltage V
TERM
(V)
4.120
ACT3704-007
ACT3704-008
4.210
4.110
4.200
4.100
4.190
V
IN
= 5V
RV
IN
= 5V
ISET
= 47k
ADJ G
ADJ == IN
-25
0
25
50
75
85
4.090
V
IN
= 5V
ADJ = G
-25
0
25
50
75
85
4.180
-50
4.080
-50
Temperature (°C)
Temperature (°C)
Charge Current vs. Ambient Temperature
550
Precondition Threshold Voltage vs. Ambient Temperature
Precondition Threshold Voltage (V)
2.85
2.83
2.81
2.79
2.77
2.75
2.73
2.71
2.70
-40
ACT3704-009
ACT3704-010
530
I
BAT
(mA)
510
490
470
V
IN
= 5V
R
ISET
= 47k
ADJ = V
IN
-40
-20
0
20
40
60
80
450
-20
0
20
40
60
80
Temperature (°C)
Temperature (°C)
Internal Charge Timer Frequency vs. Temperature
1.325
1.275
4.20
Undervoltage Lockout Voltage vs. Temperature
ACT3704-0012
ACT3704-0011
Frequency (kHz)
1.225
1.175
1.125
1.075
1.025
1.000
-40
-15
V
IN
= 7V
V
IN
= 5V
4.10
UVLO (V)
4.00
3.90
3.80
10
35
60
85
-40
-15
10
35
60
85
Temperature (°C)
Innovative Products.
Active Solutions.
-6-
Temperature (°C)
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