Datasheet

© 2007 Microchip Technology Inc. DS22001C-page 9
MCP1827/MCP1827S
2.0 TYPICAL PERFORMANCE CURVES
Note: Unless otherwise indicated, V
OUT
= 1.8V (Adjustable), V
IN
= 2.8V, C
OUT
= 4.7 µF Ceramic (X7R), C
IN
= 4.7 µF
Ceramic (X7R), I
OUT
= 1 mA, Temperature = +25°C, V
IN
= V
OUT
+ 0.6V, R
PWRGD
= 10 kΩ To V
IN
.
Note: Junction Temperature (T
J
) is approximated by soaking the device under test to an ambient temperature equal to
the desired Junction temperature. The test time is small enough such that the rise in Junction temperature over the
Ambient temperature is not significant.
FIGURE 2-1: Quiescent Current vs. Input
Voltage (1.2V Adjustable).
FIGURE 2-2: Ground Current vs. Load
Current (1.2V Adjustable).
FIGURE 2-3: Quiescent Current vs.
Junction Temperature (1.2V Adjustable).
FIGURE 2-4: Line Regulation vs.
Temperature (1.2V Adjustable).
FIGURE 2-5: Load Regulation vs.
Temperature (Adjstable Version).
FIGURE 2-6: Adjust Pin Voltage vs.
Temperature.
Note: The graphs and tables provided following this note are a statistical summary based on a limited number of
samples and are provided for informational purposes only. The performance characteristics listed herein
are not tested or guaranteed. In some graphs or tables, the data presented may be outside the specified
operating range (e.g., outside specified power supply range) and therefore outside the warranted range.
90
100
110
120
130
140
150
23456
Input Voltage (V)
Quiescent Current (μA)
130°C
-45
°C
25
°C
90°C
V
OUT
= 1.2V Adj
I
OUT
= 0 mA
100
110
120
130
140
150
160
170
180
190
200
0 250 500 750 1000 1250 1500
Load Current (mA)
Ground Current (µA)
V
IN
=3.3V
V
OUT
= 1.2V Adj
V
IN
=5.0V
V
IN
=2.3V
100
105
110
115
120
125
130
135
140
-45 -20 5 30 55 80 105 130
Temperature (°C)
Quiescent Current (μA)
V
IN
=5.0V
V
IN
=2.5V
V
IN
=4.0V
I
OUT
= 0 mA
V
OUT
= 1.2V Adj
0
0.01
0.02
0.03
0.04
0.05
0.06
0.07
0.08
0.09
0.1
-45-205 305580105130
Temperature (°C)
Line Regulation (%/V)
V
OUT
= 1.2V adj
V
IN
= 2.3V to 6.0V
I
OUT
= 1 mA
I
OUT
= 500 mA
I
OUT
= 1000 mA
I
OUT
= 100 mA
-0.15
-0.10
-0.05
0.00
0.05
0.10
0.15
-45-205 305580105130
Temperature (°C)
Load Regulation (%)
I
OUT
= 1.0 mA to 1500 mA
V
OUT
= 5.0V
V
OUT
= 3.3V
V
OUT
= 0.8V
V
OUT
= 1.8V
0.408
0.409
0.409
0.410
0.410
0.411
-45 -20 5 30 55 80 105 130
Temperature (°C)
Adjust Pin Voltage (V)
I
OUT
= 1.0 mA
V
IN
= 6.0V
V
IN
= 2.3V
V
IN
= 5.0V