Datasheet

© 2008 Microchip Technology Inc. DS22063B-page 13
MCP1631/HV/MCP1631V/VHV
Typical Performance Curves (Continued)
Note: Unless otherwise noted, V
IN
= 3.0V to 5.5V, F
OSC
= 1 MHz with 10% Duty Cycle, C
IN
= 0.1 µF,
V
IN
for typical values = 5.0V, T
A
for typical values = +25°C.
FIGURE 2-25: Overvoltage Threshold
High (V) vs. Temperature.
FIGURE 2-26: Overvoltage Threshold
Low (V) vs. Temperature.
FIGURE 2-27: Overvoltage Threshold
Hysteresis (V) vs. Temperature.
FIGURE 2-28: Shutdown Input Voltage
Threshold (V) vs. Temperature.
FIGURE 2-29: LDO Quiescent Current vs.
Input Voltage.
FIGURE 2-30: LDO Quiescent Current vs.
Junction Temperature.
1.2
1.21
1.22
1.23
1.24
1.25
1.26
1.27
-40 -25 -10
5
20 35 50 65 80 95
110 125
Ambient Temperature (°C)
OV Threshold High (V)
V
DD
= +3.0V
V
DD
= +3.3V
V
DD
= +4.0V
V
DD
= +5.0V
V
DD
= +5.5V
1.182
1.183
1.183
1.184
1.184
1.185
1.185
1.186
1.186
1.187
1.187
-40 -25 -10
5
20 35 50 65 80 95
110 125
Ambient Temperature (°C)
OV Threshold Low (V)
V
DD
= +3.0V
V
DD
= +3.3V
V
DD
= +4.0V
V
DD
= +5.0V
V
DD
= +5.5V
0.000
0.010
0.020
0.030
0.040
0.050
0.060
0.070
0.080
-40 -25 -10
5
20 35 50 65 80 95
110 125
Ambient Temperature (°C)
OV Threshold Hysteresis (V)
V
DD
= +3.0V
V
DD
= +3.3V
V
DD
= +4.0V
V
DD
= +5.0V
V
DD
= +5.5V
0.8
0.9
1.0
1.1
1.2
1.3
1.4
1.5
1.6
1.7
-40 -25 -10
5
20 35 50 65 80 95
110 125
Ambinet Temperature (°C)
Shutdown Input Threshold
Voltage (V)
V
DD
= +3.0V
V
DD
= +3.3V
V
DD
= +4.0V
V
DD
= +5.0V
V
DD
= +5.5V
1.00
2.00
3.00
4.00
5.00
6.00
6 8 10 12 14 16 18
Input Voltage (V)
HV LDO Quiescent Current
(µA)
V
OUT
= 5.0V
I
OUT
= 0 µA
+25°C
+130°C
-45°C
0°C
+90°C
0.00
0.50
1.00
1.50
2.00
2.50
3.00
-45-205 305580105130
Junction Temperature (°C)
HV LDO Quiescent Current
(µA)
I
OUT
= 0mA
V
OUT
= 5.0V
V
IN
= 6.0V
V
OUT
= 1.2V
V
IN
= 2.7V
V
OUT
= 2.5V
V
IN
= 3.5V