EV2104DJ-00A Ver la hoja de datos (PDF) - Monolithic Power Systems
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EV2104DJ-00A Datasheet PDF : 10 Pages
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TM
MP2104 – 1.7MHz 600mA SYNCHRONOUS STEP-DOWN CONVERTER
TYPICAL PERFORMANCE CHARACTERISTICS
VIN = 3.3V, VOUT = 1.8V, L1 = 10µH, C1 = 4.7µF, C3 = 10µF, TA = +25°C, unless otherwise noted.
Efficiency vs
Load Current
100
90
80
70
60 VIN = 4.2V
VIN = 3.3V
50
40
30
20
10
0
10
100
1000
LOAD CURRENT (mA)
MP2104-TPC01
Efficiency vs
Load Current
100
90 VIN = 3.3V
80
70
VIN = 4.2V
60
50
40
30
20
10
0
10
100
1000
LOAD CURRENT (mA)
MP2104-TPC02
Output Voltage vs
Load Current
1.85
1.83
1.81
1.79
1.77
1.75
1.73
1.71
1.69
1.67
VIN = 3.3V
1.65
0 100 200 300 400 500 600 700 800 900
LOAD CURRENT (mA)
MP2104-TPC05
Efficiency vs
Load Current
100
90
80
70
60
50
40
30
20
10
0
10
VOUT = 1.8V
VIN = 3.3V
100
1000
LOAD CURRENT (mA)
MP2104-TPC03
Efficiency vs
Load Current
100
90
80
70
60
50
40
30
20
10
0
10
VOUT = 1.8V
VIN = 4.2V
100
1000
LOAD CURRENT (mA)
MP2104-TPC04
Output Voltage vs
Supply Voltage
1.810
1.808
1.806
1.804
1.802
1.800
2
ILOAD = 200mA
3
4
5
6
SUPPLY VOLTAGE (V)
MP2104-TPC06
Regulated FB Voltage vs
Temperature
0.620
0.615
0.610
0.605
0.600
0.595
0.590
0.585
0.580
-50 -30 -10 10 30 40 70 90 110 130
TEMPERATURE (°C)
MP2104-TPC07
PFET Current Limit vs
Temperature
1.3
1.2
1.1
1.0
0.9
0.8
0.7
-50 -30 -10 10 30 40 70 90 110 130
TEMPERATURE (°C)
MP2104-TPC08
Oscillator Frequency vs
Supply Voltage
2.05
1.95
1.85
1.75
1.65
1.55
1.45
1.35
1.25
2.0 2.5 3.0 3.5 4.0 4.5 5.0 5.5 6.0
SUPPLY VOLTAGE (V)
MP2104-TPC09
MP2104 Rev. 1.3
www.MonolithicPower.com
4
10/4/2005
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© 2005 MPS. All Rights Reserved.
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