CDH2D09 View Datasheet(PDF) - Maxim Integrated
Part Name
Description
MFG CO.
'CDH2D09' PDF : 44 Pages View PDF
PMIC with Integrated Charger and
Smart Power Selector for Handheld Devices
Typical Operating Characteristics (continued)
(Circuit of Figure 1, IVL = 0mA, TA = +25°C, unless otherwise noted.)
CHARGE CURRENT vs. BATTERY
VOLTAGE WITH USB INPUT
500
450
VUSB = 5.0V
VDC = 0V
400 PEN1 = 1
PEN2 = 1
350
300
250
200
150
100
50
PEN2 = 0
0
2.0 2.5 3.0 3.5 4.0 4.5
BATTERY VOLTAGE (V)
CHARGE CURRENT
vs. BATTERY VOLTAGE
500
450
VUSB = 5.0V
VDC = 0V
400 PEN1 = 1, PEN2 = 1
350
RCISET = 10kΩ
300
250
RCISET = 6.04kΩ
200
150
100
50
0
2.0 2.5 3.0 3.5 4.0 4.5
BATTERY VOLTAGE (V)
CHARGE CURRENT vs. AMBIENT
TEMPERATURE, LOW POWER DISSIPATION
500
450
PEN2 = 1
400
350
300
250
VUSB = 5.0V
200
VDC = 0V
150
VBAT = 4.0V
PEN1 = 1
100
50
PEN2 = 0
0
-40 -15
10
35
60
85
AMBIENT TEMPERATURE (°C)
VSYS vs. SYS CURRENT
4.10
4.05
4.00
3.95
3.90
3.85 DC OPEN, USB OPEN, VBAT = 4.0V
THE SLOPE SHOWS THE SYSTEM LOAD
SWITCH HAS AN ON-RESISTANCE OF 81mΩ.
3.80
0
200 400 600 800 1000
SYS CURRENT (mA)
CHARGE CURRENT vs. AMBIENT
TEMPERATURE, HIGH IC POWER DISSIPATION
500
450
PEN2 = 1
400
350
300
250
VUSB = 6.5V
VDC = 0V
200
VBAT = 3.1V
PEN1 = 1
150
100
50
PEN2 = 0
0
-40 -15
10
35
60
85
AMBIENT TEMPERATURE (°C)
VSYS vs. SYS CURRENT
5.50
5.00
4.50
4.00
3.50
DC OPEN, VUSB = 5.1V, VBAT = 4.0V
PEN1 = 1, PEN2 = 0, CHARGER DISABLED
3.00
0
200 400 600 800 1000
SYS CURRENT (mA)
BATTERY REGULATION VOLTAGE
vs. TEMPERATURE
4.50
4.45
VUSB = 5V
VDC = 0V
4.40
PEN1 = 1
PEN2 = 0
4.35
BVSET = VL
4.30
NO LOAD
4.25
4.20
4.15
4.10
4.05
4.00
-40 -15
10
35
60
85
AMBIENT TEMPERATURE (°C)
VSYS vs. SYS CURRENT
5.50
5.00
4.50
4.00
3.50
DC OPEN, VUSB = 5.1V, VBAT = 4.0V
PEN1 = 1, PEN2 = 0, CHARGER DISABLED
3.00
0
200 400 600 800 1000
SYS CURRENT (mA)
14 ______________________________________________________________________________________
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