Microchip Technology MCP7383XRD-PPM Data Sheet
MCP73833/4
DS22005B-page 8
© 2009 Microchip Technology Inc.
TYPICAL PERFORMANCE CURVES
(Continued)
Note: Unless otherwise indicated, V
DD
= 5.2V, V
REG
= 4.20V, I
OUT
= 10 mA and T
A
= +25°C, Constant-voltage mode.
FIGURE 2-7:
Charge Current (I
OUT
) vs.
Junction Temperature (T
J
).
FIGURE 2-8:
Charge Current (I
OUT
) vs.
Junction Temperature (T
J
).
FIGURE 2-9:
Thermistor Bias Current
(I
THRERM
) vs. Supply Voltage (V
DD
).
FIGURE 2-10:
Thermistor Bias Current
(I
THRERM
) vs. Ambient Temperature (T
A
).
FIGURE 2-11:
Power Supply Ripple
Rejection (PSRR).
FIGURE 2-12:
Power Supply Ripple
Rejection (PSRR).
0
20
40
60
80
100
120
25
35
45
55
65
75
85
95
105
115
125
135
145
155
Junction Temperature (°C)
Charge Current (mA)
R
PROG
= 10 k:
0
200
400
600
800
1000
1200
25
35
45
55
65
75
85
95
105
115
125
135
145
155
Junction Temperature (°C)
Charge Current (mA)
R
PROG
= 1 k:
48.0
48.5
49.0
49.5
50.0
50.5
51.0
51.5
52.0
4.50
4.75
5.00
5.25
5.50
5.75
6.00
Supply Voltage (V)
Thermistor Bias Current (
P
A)
48.0
48.5
49.0
49.5
50.0
50.5
51.0
51.5
52.0
-40
-30
-20
-10
0
10
20
30
40
50
60
70
80
Ambient Temperature (°C)
Th
ermis
to
r
B
ias Cu
rren
t (
µ
A)
-70
-60
-50
-40
-30
-20
-10
0
0.01
0.1
1
10
100
1000
Frequency (kHz)
Att
en
u
ation (d
B
)
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
(
d
B)
V
AC
= 100 mVp-p
I
OUT
= 100 mA
C
OUT
= 4.7 µF, X7R
Ceramic