MIC38300 Просмотр технического описания (PDF) - Micrel
Номер в каталоге
Компоненты Описание
производитель
MIC38300 Datasheet PDF : 15 Pages
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Micrel, Inc.
Typical Characteristics (Continued)
VIN = 3.3V, VOUT = 1.8V, COUT = 10µF, RLPF = 25kΩ, IOUT = 100mA, unless noted.
Enable Threshold
1.20
1.15
1.10
1.05
1.00
0.95
0.90
0.85
0.80
3.0
VOUT = 1.8V
COUT = 10µF
3.5 4.0 4.5 5.0 5.5
INPUT VOLTAGE (V)
Operating Current
vs. Input Voltage
60
50
40
30
20
10
V = 1.8V
OUT
C = 10µF
OUT
03 3.5 4 4.5 5 5.5
INPUT VOLTAGE (V)
Switch Frequency vs.
RLPF Resistance (3.3V-1.8V)
3
2.5
500mA
2A
2
1.5
1A
1
10mA
1.5A
0.5
010
100
1000
RLPF RESISTANCE (kohms)
Switch Frequency vs.
RLPF Resistance (5.0V-1.0V)
3
2.5
1.5A
2A
2
1A
1.5
500mA
1
10mA
0.5
010
100
1000
RLPF RESISTANCE (kohms)
Switch Frequency vs.
RLPF Resistance (5.0V-2.5V)
3
1.5A
2A
2.5
500mA
2
1.5
1
10mA
1A
0.5
010
100
1000
RLPF RESISTANCE (kohms)
Max Output Current @ 110°C
Case Temp (1.0V VOUT)
3.5
3.3V
3
2.5
5.0V
2
5.5V
1.5
1
0.5
-040 -20 0 20 40 60 80
AMBIENT TEMPERATURE (°C)
MIC38300
Switch Frequency vs.
RLPF Resistance (3.3V-1.0V)
3
2.5
1A
2
2A
1.5 10mA
1
500mA
1.5A
0.5
010
100
1000
RLPF RESISTANCE (kohms)
Switch Frequency vs.
RLPF Resistance (5.0V-1.8V)
3
1.5A
2A
2.5
1A
2
1.5
1
10mA 500mA
0.5
010
100
1000
RLPF RESISTANCE (kohms)
Max Output Current @ 110°C
Case Temp (1.2V VOUT)
3.5
3.3V
3
2.5
5.0V
2
5.5V
1.5
1
0.5
-040 -20 0 20 40 60 80
AMBIENT TEMPERATURE (°C)
April 10, 2013
6
Revision 5.0
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