MCP1824T-ADJE Datasheet, PDF (12/34 Pages) Microchip Technology – 300 mA, Low Voltage, Low Quiescent Current LDO Regulator

MCP1824/MCP1824S
Note: Unless otherwise indicated, 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 + 0.5V, Fixed output, SHDN = 10 kΩ pullup to V_IN.
0.30
0.25
0.20
0.15
V_OUT = 5.0V Adj
0.10
0.05
V_OUT = 2.5V Adj
0.00
0
50 100 150 200 250 300
Load Current (mA)
FIGURE 2-7:
Dropout Voltage vs. Load
Current (Adjustable Version).
160
μ ¹⁵⁰
140
130
120
110
100
90
2
FIGURE 2-10:
Voltage.
V_OUT = 0.8V
I_OUT = 0 mA
+130°C
+90°C
+25°C
0°C
-45°C
3
4
5
6
Input Voltage (V)
Quiescent Current vs. Input
0.24
0.23
0.22
0.21
0.20
0.19
0.18
0.17
0.16
0.15
0.14
-45 -20
I_OUT = 300 mA
V_OUT = 5.0V Adj
V_OUT = 3.3V Adj
V_OUT = 2.5V Adj
5 30 55 80
Temperature (°C)
105 130
FIGURE 2-8:
Dropout Voltage vs.
Temperature (Adjustable Version).
150
μ ¹⁴⁰
130
120
110
100
+130°C
+90°C
+25°C
+0°C
-45°C
V_OUT = 2.5V
I_OUT = 0 mA
90
3.0 3.5 4.0 4.5 5.0 5.5 6.0
Input Voltage (V)
FIGURE 2-11:
Voltage.
Quiescent Current vs. Input
110
100
V_IN = 5.0V
90
V_OUT = 0.8V Fixed
I_OUT = 0 mA
80
70
V_IN = 2.1V
V_IN = 3.3V
60
50
-45 -20
5 30 55 80 105 130
Temperature (°C)
FIGURE 2-9:
Power Good (PWRGD)
Time Delay vs. Temperature.
250
μ ²⁰⁰
150
100
50
0
0
50
FIGURE 2-12:
Current.
V_IN = 2.1V for V_R=0.8V
V_IN = 3.5V for V_R=3.0V
V_OUT=3.0V
V_OUT=0.8V
100 150 200 250 300
Load Current (mA)
Ground Current vs. Load
DS22070A-page 12
© 2007 Microchip Technology Inc.