MIC39100 Micrel Semiconductor, MIC39100 Datasheet - Page 6

• Manufacturer Part Number: MIC39100
• Description: 1A Low-Voltage Low-Dropout Regulator
• Manufacturer: Micrel Semiconductor

MIC39100/39101/39102
MIC39100/39101/39102
50
40
30
20
10
20
15
10
0
5
0
0.01 0.1
6
5
4
3
2
1
0
-40 -20 0 20 40 60 80 100 120
0
vs. Supply Voltage (3.3V)
I
LOAD
SUPPLY VOLTAGE (V)
TEMPERATURE ( C)
vs. Temperature
Pull-Up Resistor
Ground Current
Ground Current
FLAG HIGH
RESISTANCE (k )
2
= 1A
Error Flag
1
(OK)
2.5V
10
4
I LOAD =1A
FLAG LOW
(FAULT)
100 100010000
V
6
IN
1.8V
3.3V
= 5V
8
3.40
3.35
3.30
3.25
3.20
1.0
0.8
0.6
0.4
0.2
12
10
0
8
6
4
2
0
-40 -20 0 20 40 60 80 100 120
-40 -20 0 20 40 60 80 100 120
-40 -20 0 20 40 60 80 100120140
Typical 3.3V
TEMPERATURE ( C)
TEMPERATURE ( C)
TEMPERATURE ( C)
vs. Temperature
vs. Temperature
vs. Temperature
Device
Ground Current
Output Voltage
Enable Current
3.3V
1.8V
6
2.5V
V
V
IN
EN
I LOAD
= V
= 2.4V
OUT
=
10mA
+ 1V
250
200
150
100
5.0
4.5
4.0
3.5
3.0
2.5
2.0
1.5
1.0
0.5
2.5
2.0
1.5
1.0
0.5
50
0
0
0
-40 -20 0 20 40 60 80 100 120
-40 -20 0 20 40 60 80 100 120
-40 -20 0 20 40 60 80 100120140
FLAG-LOW
VOLTAGE
1.8V
I
LOAD
Flag-Low Voltage
TEMPERATURE ( C)
TEMPERATURE ( C)
TEMPERATURE ( C)
vs. Temperature
vs. Temperature
Ground Current
vs. Temperature
3.3V
Short Circuit
2.5V
= 500mA
2.5V
V
R
IN
PULL-UP
3.3V
= 2.25V
= 22k
1.8V
June 2000
Micrel