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MIC38150 Datasheet, PDF (5/15 Pages) Micrel Semiconductor – 1.5A High Efficiency Low Dropout Regulator
Micrel, Inc.
Typical Characteristics
VIN = 3.3V, VOUT = 1.8V, COUT = 10µF, RLPF = 25kΩ, IOUT = 100mA, unless noted
Switch Frequency v s.
RLPF Resistance (3.3V-1.0V)
3
1A
2.5
500mA
2
Switch Frequency v s.
RLPF Resistance (3.3V-1.8V)
3
2.5
1.5A
500mA
2
1.5
10mA
1
1.5A
0.5
1.5 10mA
1
1A
0.5
0
10
100
1000
RLPF (kΩ)
0
10
100
1000
RLPF (kΩ)
Switch Frequency vs.
RLPF Resistance (5.0V-1.8V)
3
2.5
1.5A
1A
2
Switch Frequency v s.
RLPF Resistance (5.0V-2.5V)
3
1.5A
2.5
500mA
2
1.5
10mA
1
500mA
0.5
1.5
10mA
1
1A
0.5
0
10
100
1000
RLPF (kΩ)
0
10
100
1000
RLPF (kΩ)
MIC38150
Switch Frequency v s.
RLPF Resistance (5.0V-1.0V)
3
2.5
1.5A
1A
2
1.5
1
10mA
500mA
0.5
0
10
100
1000
RLPF (kΩ)
September 2009
5
M9999-091109-B