MIC5203_09 Datasheet, PDF (6/10 Pages) Micrel Semiconductor – μCap 80mA Low-Dropout Regulator

Micrel, Inc.
Typical Characteristics
1000
Dropout Voltage
vs. Output Current
C_IN = 10∝F
C_OUT = 1∝F
100
10
1
0.01 0.1 1
10 100
OUTPUT CURRENT (mA)
Ground Current
vs. Output Current
2000
1500
1000
500
V_IN = V_OUT + 1V
0
0 10 20 30 40 50 60 70 80
OUTPUT CURRENT (mA)
Output Voltage
vs. Output Current
4.0
3.5
3.0
2.5 _{CIN = 10∝F}
2.0 ^C_OUT ^{= 1∝F}
1.5
1.0
0.5
0.0
0
50 100 150 200
OUTPUT CURRENT (mA)
Output Voltage
vs. Temperature
4.0
3.8
C_IN = 10∝F
C_OUT = 1∝F
3.6
3.4
3.2
3.0
3 DEVICES
HI / AVG / LO
2.8
2.6
CURVES APPLICABLE
AT 100∝A AND 50mA
2.4
-60 -30 0 30 60 90 120 150
TEMPERATURE °(C)
November 2009
Dropout Voltage
vs. Temperature
400
C_IN = 10∝F
300 ^{COUT = 1∝F}
I_L = 80mA
200
100 I_L = 1mA
I_L = 100∝A
0
-60 -30 0 30 60 90 120 150
TEMPERATURE °(C)
Ground Current
vs. Supply Voltage
2.0
I_L = 50mA
1.5
I_L = 100∝A
1.0
V_OUT = 3.3V
0.5
0.0
0 1 2 3 45 6 7
SUPPLY VOLTAGE (V)
160
140
120
100
80
60
40
20
0
0
Short Circuit Current
vs. Input Voltage
C_IN = 10∝F
C_OUT = 1∝F
1 2 3 45 6 7
INPUT VOLTAGE (V)
Short Circuit Current
vs. Temperature
200
180
160
C_IN = 10∝F
140
C_OUT = 1∝F
120
100
-60 -30 0 30 60 90 120 150
TEMPERATURE °(C)
6
MIC5203
Dropout
Characteristics
4
3 ^I_L ^{= 100∝A}
2
I_L = 80mA
1
C_IN = 10∝F
C_OUT = 1∝F
0
0 1 2 3 45 6 7
SUPPLY VOLTAGE (V)
Ground Current
vs. Temperature
3.0
2.5 ^{CIN = 10∝F}
C_OUT = 1∝F
2.0
I_L = 80mA
1.5
1.0
I_L = 50mA
0.5
I_L = 100∝A
0.0
-60 -30 0 30 60 90 120 150
TEMPERATURE °(C)
Thermal Regulation
(3.3V Version)
60
40
20
0
-20
-40
1-600
50
0
C_L = 1∝F
-50
-2 0 2 4 6 8 10 12 14 16
TIME (ms)
Minimum Supply Voltage
vs. Temperature
3.5
I_L = 1mA
VOUT = 3.3V
3.4
C_IN = 10∝F
C_OUT = 1∝F
3.3
-60 -30 0 30 60 90 120 150
TEMPERATURE °(C)
M9999-111909