MAX14578E_12 Datasheet, PDF (6/23 Pages) Maxim Integrated Products – USB Battery Charger Detectors

MAX14578E/MAX14578AE
USB Battery Charger Detectors
Typical Operating Characteristics
(VBAT = +4.2V, VB = +5.0V, CBAT = 1FF, CVB = 1FF, unless otherwise noted.)
BAT SUPPLY CURRENT
vs. SUPPLY VOLTAGE
2.0
VB = 0V, CP_ENA = 0, USBSWC = 0
VSDA = VSCL = 0V
1.5
TA = +85°C
1.0
TA = -40°C
0.5
TA = +25°C
0
2.8
3.3
3.8
4.3
BAT SUPPLY VOLTAGE (V)
BAT SUPPLY CURRENT INCREASE
vs. SUPPLY VOLTAGE
10
VB = 0V, CP_ENA = 0, USBSWC = 0
VSDA = VSCL = 1.8V
8
6
TA = +85°C
4
TA = +25°C
2
TA = -40°C
0
2.8
3.3
3.8
4.3
BAT SUPPLY VOLTAGE (V)
BAT SUPPLY CURRENT
vs. SUPPLY VOLTAGE
50
VB = 0V, CP_ENA = 1, USBSWC = 0
40
TA = +85°C
30
20
TA = +25°C
10
TA = -40°C
0
2.8
3.3
3.8
4.3
BAT SUPPLY VOLTAGE (V)
BAT SUPPLY CURRENT
vs. SUPPLY VOLTAGE
25
VB = 0V, CP_ENA = 0, USBSWC = 1
20
15
TA = +85°C
10
TA = +25°C ^{TA = -40°C}
5
0
2.8
3.3
3.8
4.3
BAT SUPPLY VOLTAGE (V)
VB SUPPLY CURRENT
vs. SUPPLY VOLTAGE (MAX14578E)
200
VBAT = +3.6V, CP_ENA = 0, USBSWC = 0
150
TA = +85°C
100
50
TA = +25°C
TA = -40°C
0
4.5 4.7 4.9 5.1 5.3 5.5
VB SUPPLY VOLTAGE (V)
VB SUPPLY CURRENT
vs. SUPPLY VOLTAGE (MAX14578AE)
200
VBAT = +3.6V, EN = HIGH
150
TA = +85°C
100
50
TA = +25°C
TA = -40°C
0
4.5 4.7 4.9 5.1 5.3 5.5
VB SUPPLY VOLTAGE (V)
LOUT VOLTAGE REGULATION (MAX14578AE)
6.0
ILOUT = 1mA
TA = +85°C
5.5
5.0
TA = +25°C
TA = -40°C
4.5
4.0
3.5
3.0
4.0 4.5 5.0 5.5 6.0 6.5 7.0
VB SUPPLY VOLTAGE (V)
LOUT LOAD REGULATION (MAX14578AE)
6.0
VB = 6V
TA = +85°C
5.5
5.0
TA = +25°C
TA = -40°C
4.5
4.0
3.5
3.0
0
2
4
6
8
10
LOUT CURRENT (mA)
ANALOG-SWITCH EYE DIAGRAM
MAX14578E toc09
0.5
0.4
0.3
0.2
0.1
0
-0.1
-0.2
-0.3
-0.4
-0.5
0 0.2 0.4 0.6 0.8 1.0 1.2 1.4 1.6 1.8 2.0
TIME (x 10^-9s)
6  
Maxim Integrated