MIC37300-1.8BR Micrel Inc, MIC37300-1.8BR Datasheet - Page 7
![IC REG LDO 3A 1.8V S-PAK-3](/photos/28/62/286236/s-spak-3_sml.jpg)
MIC37300-1.8BR
Manufacturer Part Number
MIC37300-1.8BR
Description
IC REG LDO 3A 1.8V S-PAK-3
Manufacturer
Micrel Inc
Datasheet
1.MIC37302WR_TR.pdf
(13 pages)
Specifications of MIC37300-1.8BR
Regulator Topology
Positive Fixed
Voltage - Output
1.8V
Voltage - Input
2.25 ~ 6 V
Voltage - Dropout (typical)
0.3V @ 3A
Number Of Regulators
1
Current - Output
3A (Min)
Operating Temperature
-40°C ~ 125°C
Mounting Type
Surface Mount
Package / Case
SPAK-3
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
Current - Limit (min)
-
October 2009
Typical Characteristics (continued)
400
350
300
250
200
150
100
1.4
1.2
0.8
0.6
0.4
0.2
5.5
4.5
3.5
2.5
1.5
0.5
14
12
10
50
1
0
8
6
4
2
0
6
5
4
3
2
1
0
2.25
0
0
-40 -20 0
-40 -20 0
vs. Supply Voltage (3.3V)
I
OUT
Short-Circuit Current
SUPPLY VOLTAGE (V)
SUPPLY VOLTAGE (V)
vs. Supply Voltage
1
Ground Current
Flag Low Voltage
TEMPERATURE (°C)
3
TEMPERATURE (°C)
vs. Temperature
vs. Temperature
Ground Current
=1.5A
3.75
20 40 60 80 100 120
20 40 60 80 100 120
Flag Current = 250µA
2
4.5
3
10mA
2.5V
100mA
5.25
4
OUT
6
5
70
60
50
40
30
20
10
45
40
35
30
25
20
15
10
0.01 0.1
0
6
5
4
3
2
1
0
5
0
6
5
4
3
2
1
0
Error Flag Pull-Up Resistor
0
-40 -20 0
-40 -20 0
vs. Supply Voltage (3.3V)
V
IN
I
OUT
Short-Circuit Current
SUPPLY VOLTAGE (V)
= 5V
1
Ground Current
TEMPERATURE (°C)
TEMPERATURE (°C)
vs. Temperature
vs. Temperature
Ground Current
=3A
1
20 40 60 80 100 120
20 40 60 80 100 120
Flag Low (FAULT)
1A
2
10
Flag High (OK)
2A
3A
7
3
100 1000 10000
2.5V
2.5V
4
OUT
IN
5
0.35
0.25
0.15
0.05
2.55
2.45
0.4
0.3
0.2
0.1
2.6
2.5
2.4
1.0
0.8
0.6
0.4
0.2
16
14
12
10
0
0
8
6
4
2
0
-40 -20 0
-40 -20 0
-40 -20 0
0 0.5 1 1.5 2 2.5 3 3.5 4
I
OUT
FLAG CURRENT (mA)
TEMPERATURE (°C)
TEMPERATURE (°C)
TEMPERATURE (°C)
vs. Flag Current
vs. Temperature
vs. Temperature
vs. Temperature
Ground Current
=10mA
Output Voltage
Enable Current
Flag Voltage
20 40 60 80 100 120
20 40 60 80 100 120
20 40 60 80 100 120
5V
IN
2.5V
IN
M9999-102909
2.5V
2.5V
3.3V
2.5V
OUT
OUT
IN
E N