MIC39101-3.3BM Micrel Inc, MIC39101-3.3BM Datasheet - Page 5
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MIC39101-3.3BM
Manufacturer Part Number
MIC39101-3.3BM
Description
IC REG LDO 1.0A 1.0% 3.3V 8-SOIC
Manufacturer
Micrel Inc
Datasheet
1.MIC39100-2.5WS_TR.pdf
(12 pages)
Specifications of MIC39101-3.3BM
Regulator Topology
Positive Fixed
Voltage - Output
3.3V
Voltage - Input
Up to 16V
Voltage - Dropout (typical)
0.41V @ 1A
Number Of Regulators
1
Current - Output
1A (Min)
Operating Temperature
-40°C ~ 125°C
Mounting Type
Surface Mount
Package / Case
8-SOIC (3.9mm Width)
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
Current - Limit (min)
-
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
MIC39101-3.3BM
Manufacturer:
LUCENT
Quantity:
6 220
Part Number:
MIC39101-3.3BM
Manufacturer:
MICREL/麦瑞
Quantity:
20 000
Typical Characteristics
August 2005
MIC39100/39101/39102
2.0
1.8
1.6
1.4
1.2
1.0
0.8
0.6
0.4
0.2
2.8
2.6
2.4
2.2
2.0
1.8
1.6
1.4
80
60
40
20
80
60
40
20
1E+1 1E+2 1E+3 1E+4 1E+5 1E+6
1E+1 1E+2 1E+3 1E+4 1E+5 1E+6
0
0
0
10
10
0
2
I
C
C
vs . S upply V oltage (2.5V )
I
C
C
OUT
Dropout C harac teris tic s
OUT
I LOAD =100mA
OUT
IN
OUT
IN
100
100
SUPPLY VOLTAGE (V)
= 0
= 0
2.3
SUPPLY VOLTAGE (V)
= 1A
= 1A
G round C urrent
R ejec tion R atio
= 10µF
R ejec tion R atio
= 47µF
FREQUENCY (Hz)
FREQUENCY (Hz)
2
P ower S upply
P ower S upply
I LOAD
I LOAD =1A
2.6
1k
1k
I LOAD
(2.5V )
I LOAD =750mA
4
=
10k
10k
2.9
100mA
V
V
V
V
=
IN
OUT
IN
OUT
10mA
= 5V
= 3.3V
100k
100k
6
= 3.3V
= 2.5V
3.2
1M
1M
3.5
8
500
450
400
350
300
250
200
150
100
3.6
3.4
3.2
3.0
2.8
2.6
2.4
50
35
30
25
20
15
10
80
60
40
20
1E+1 1E+2 1E+3 1E+4 1E+5 1E+6
0
5
0
0
2.8
10
0
0
I
C
C
vs . S upply V oltage (2.5V )
OUT
Dropout C harac teris tic s
I LOAD =100mA
OUT
IN
OUTPUT CURRENT (mA)
100
250
SUPPLY VOLTAGE (V)
SUPPLY VOLTAGE (V)
= 0
vs . Output C urrent
= 1A
Dropout V oltage
3.2
G round C urrent
R ejec tion R atio
= 47µF
FREQUENCY (Hz)
2
P ower S upply
I LOAD =1A
500
1k
(3.3V )
5
3.6
I LOAD =750mA
4
I LOAD =1A
750
10k
2.5V
1.8V
V
V
T
IN
OUT
A
= 5V
= 25°C
4.0
1000 1250
100k
6
= 3.3V
3.3V
1M
4.4
8
600
550
500
450
400
350
300
1.4
1.2
1.0
0.8
0.6
0.4
0.2
80
60
40
20
1E+1 1E+2 1E+3 1E+4 1E+5 1E+6
14
12
10
0
0
-40 -20 0
10
8
6
4
2
0
0
0
I
C
C
vs . S upply V oltage (3.3V )
OUT
OUT
IN
I
LOAD
100
OUTPUT CURRENT (mA)
= 0
200
vs . Output C urrent
SUPPLY VOLTAGE (V)
= 1A
TEMPERATURE (°C)
Dropout V oltage
vs . T emperature
G round C urrent
R ejec tion R atio
= 10µF
G round C urrent
FREQUENCY (Hz)
P ower S upply
2
= 1A
3.3V
20 40 60 80 100 120
400
1k
1.8V
I LOAD =100mA
4
I LOAD =10mA
10k
600
V
V
2.5V
2.5V
IN
OUT
M9999-082505-B
1.8V
= 3.3V
100k
= 2.5V
6
800
3.3V
1000
1M
8
Micrel