Data Sheet

MCP73831/2
DS20001984F-page 8  2005-2013 Microchip Technology Inc.
TYPICAL PERFORMANCE CURVES (CONTINUED)
Note: Unless otherwise indicated, V
DD
= [V
REG
(typical) + 1V], I
OUT
= 10 mA and T
A
= +25°C, Constant-Voltage mode.
FIGURE 2-7: Charge Current (I
OUT
) vs.
Ambient Temperature (T
A
).
FIGURE 2-8: Charge Current (I
OUT
) vs.
Ambient Temperature (T
A
).
FIGURE 2-9: Charge Current (I
OUT
) vs.
Junction Temperature (T
J
).
FIGURE 2-10: Charge Current (I
OUT
) vs.
Junction Temperature (T
J
).
FIGURE 2-11: Power Supply Ripple
Rejection (PSRR).
FIGURE 2-12: Power Supply Ripple
Rejection (PSRR).
96
97
98
99
100
101
102
103
104
-40 -30 -20 -10
0
10 20 30 40 50 60 70 80
Ambient Temperature (°C)
Charge Current (mA)
R
PROG
= 10 kΩ
500
502
504
506
508
510
512
514
516
-40 -30 -20 -10
0
10 20 30 40 50 60 70 80
Ambient Temperature (°C)
Charge Current (mA)
R
PROG
= 2 kΩ
0
15
30
45
60
75
90
105
120
25 35 45 55 65 75 85 95
105 115 125 135 145 155
Junction Temperature (°C)
Charge Current (mA)
R
PROG
= 10 kΩ
0
75
150
225
300
375
450
525
25 35 45 55 65 75 85 95
105 115 125 135 145 155
Junction Temperature (°C)
Charge Current (mA)
R
PROG
= 2 kΩ
-60
-50
-40
-30
-20
-10
0
0.01 0.1 1 10 100 1000
Frequency (kHz)
Attenuation (dB)
V
AC
= 100 mVp-p
I
OUT
= 10 mA
C
OUT
= 4.7 µF, X7R Ceramic
-60
-50
-40
-30
-20
-10
0
0.01 0.1 1 10 100 1000
Frequency (kHz)
Attenuation (dB)
V
AC
= 100 mVp-p
I
OUT
= 100 mA
C
OUT
= 4.7 µF, X7R Ceramic