2005 Microchip Technology Inc. DS21893B-page 7
MCP73861/2
TYPICAL PERFORMANCE CURVES (CONTINUED)
NOTE: Unless otherwise indicated, V
DD
= [V
REG
(Typ) + 1V], I
OUT
= 10 mA and T
A
= +25°C, Constant-voltage mode.
FIGURE 2-7: Output Leakage Current
(I
DISCHARGE
) vs. Battery Voltage (V
BAT
).
FIGURE 2-8: Thermistor Reference
Voltage (V
THREF
) vs. Supply Voltage (V
DD
).
FIGURE 2-9: Thermistor Reference
Voltage (V
THREF
) vs. Thermistor Bias Current
(I
THREF
).
FIGURE 2-10: Supply Current (I
SS
) vs.
Ambient Temperature (T
A
).
FIGURE 2-11: Battery Regulation Voltage
(V
BAT
) vs. Ambient Temperature (T
A
).
FIGURE 2-12: Thermistor Reference
Voltage (V
THREF
) vs. Ambient Temperature (T
A
).
0.00
0.05
0.10
0.15
0.20
0.25
0.30
0.35
0.40
0.45
2.0 2.4 2.8 3.2 3.6 4.0 4.4
V
BAT
(V)
I
DISCHARGE
(
µ
A)
MCP73861
V
SET
= V
DD
V
DD
= V
SS
+25°C
-40°C
+85°C
2.500
2.510
2.520
2.530
2.540
2.550
4.5 6.0 7.5 9.0 10.5 12.0
V
DD
(V)
V
THREF
(V)
MCP73861
V
SET
= V
DD
I
THREF
= 100 µA
2.500
2.505
2.510
2.515
2.520
0 25 50 75 100 125 150 175 200
I
THREF
(µA)
V
THREF
(V)
MCP73861
V
SET
= V
DD
0.40
0.60
0.80
1.00
1.20
1.40
1.60
-40-30-20-100 1020304050607080
T
A
(°C)
I
SS
(mA)
MCP73861
V
SET
= V
DD
I
OUT
= 10 mA
4.193
4.195
4.197
4.199
4.201
4.203
4.205
4.207
-40
-30
-20
-10
0
10
20
30
40
50
60
70
80
T
A
(°C)
V
BAT
(V)
MCP73861
V
SET
= V
DD
I
OUT
= 10 mA
2.500
2.505
2.510
2.515
2.520
-40
-30
-20
-10
0
10
20
30
40
50
60
70
80
T
A
(°C)
V
THREF
(V)
MCP73861
V
SET
= V
DD
I
THREF
= 100 µA
