MIC39500-1.8BT Micrel Inc, MIC39500-1.8BT Datasheet - Page 4

• Manufacturer Part Number: MIC39500-1.8BT
• Description: IC REG LDO 5A 1.0% 1.8V TO220-3
• Manufacturer: Micrel Inc

Specifications of MIC39500-1.8BT

• Regulator Topology: Positive Fixed
• Voltage - Output: 1.8V
• Voltage - Input: 2.25 ~ 16 V
• Voltage - Dropout (typical): 0.4V @ 5A
• Number Of Regulators: 1
• Current - Output: 5A (Min)
• Operating Temperature: -40°C ~ 125°C
• Mounting Type: Through Hole
• Package / Case: TO-220-3 (Straight Leads)
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Current - Limit (min): -

MIC39500/39501
Typical Characteristics
M9999-082605-B
12.0
10.0
600
500
400
300
200
100
8.0
6.0
4.0
2.0
0.0
35
30
25
20
15
10
1E+1 1E+2 1E+3 1E+4 1E+5 1E+6
30
25
20
15
10
5
0
0
-40 -20 0 20 40 60 80 100 120 140
5
0
10
0 1 2 3 4 5 6 7 8 9 10
V
I
V
C
C
LOAD
OUT
IN
V
IN
OUT
100
OUT
= V
G round C urrent vs .
= 0
SUPPLY VOLTAGE (V)
TEMPERATURE (°C)
= 1.8V
vs . T emperature
= 2.5A
= 47µF T ant
TEMPERATURE (°C)
Dropout V oltage
G round C urrent
R ejection R atio
vs . T emperature
S upply V oltage
FREQUENCY (Hz)
OUT
= 2.5V
P ower S upply
V
1k 10k 100k 1M 10M
OUT
+ 1V
= 1.8V
I
I
LOAD
LOAD
V
V
V
I
LOAD
OUT
IN
OUT
I
LOAD
= 100mA
= 3.3V
= 10mA
= 2.5V
= 2.5V
= 5A
= 5A
2.8
2.6
2.4
2.2
1.8
1.6
1.4
180
160
140
120
100
80.0
70.0
60.0
50.0
40.0
30.0
20.0
10.0
35
30
25
20
15
10
1E+1 1E+2 1E+3 1E+4 1E+5 1E+6
80
60
40
20
2
5
0
0
10
0
0
-40 -20 0 20 40 60 80 100 120 140
I
V
V
I
LOAD
C
C
Dropout C harac teris tic s
LOAD
IN
OUT
V
V
IN
OUT
I
V
LOAD
OUT
100
OUT
IN
= 3.3V
G round C urrent vs .
= 0
SUPPLY VOLTAGE (V)
INPUT VOLTAGE (V)
= 2.5A
2
= 2.5V
= 5A
= V
= 100µF C eramic
R ejection R atio
S upply V oltage
FREQUENCY (Hz)
TEMPERATURE (°C)
= 1.8V
= 2.5V
P ower S upply
vs . T emperature
G round C urrent
= 5A
I
OUT
1k 10k 100k 1M 10M
LOAD
4
4
= 1V
= 2.5A
I
LOAD
I
6
LOAD
I
LOAD
I
LOAD
= 100mA
= 5.0A
= 2.0A
8
= 5A
10
450
400
350
300
250
200
150
100
80
70
60
50
40
30
20
10
10
10.0
50
-40 -20 0 20 40 60 80 100 120 140
0
9
8
7
6
5
4
3
2
1
0
9.0
8.0
7.0
6.0
5.0
4.0
3.0
2.0
1.0
0
V
V
I
V
0
LOAD
-40 -20 0 20 40 60 80 100 120 140
OUT
IN
IN
OUTPUT CURRENT (mA)
V
G round C urrent vs .
= V
= V
T ypical 2.5V Device
T ypical 1.8V Device
OUTPUT CURRENT (mA)
IN
Dropout V oltage vs .
TEMPERATURE (°C)
= 1.8V
vs . Temperature
G round C urrent
= 10mA
S hort C irc uit C urrent
Output C urrent
= V
OUT
OUT
V
Output C urrent
TEMPERATURE (°C)
vs . T emperature
OUT
OUT
+1V
V
+ 1V
OUT
= 2.5V
+ 1V
V
OUT
= 2.5V
V
V
OUT
= 1.8V
OUT
= 1.8V
= 2.5V
August 2005
Micrel