LQH4C100K04 MPS [Monolithic Power Systems], LQH4C100K04 Datasheet - Page 4

• Manufacturer Part Number: LQH4C100K04
• Description: 1.6MHz Synchronous Step-Down plus 200mA LDO
• Manufacturer: MPS [Monolithic Power Systems]

TYPICAL PERFORMANCE CHARACTERISTICS
V
T
MP2101 Rev. 1.0
8/18/2006
A
IN
= +25°C, unless otherwise noted.
= 3.6V, V
1.82
1.81
1.80
1.79
1.78
1.77
1.76
95
85
75
65
55
45
35
25
90
80
70
60
50
40
30
20
10
10
10
0
Efficiency vs
Load Current
Efficiency vs
Load Current
Output Voltage vs
Load Current
V
V
IN
V
IN
IN
=3.3V
200
=3.3V
LOAD CURRENT (mA)
LOAD CURRENT (mA)
LOAD CURRENT (mA)
=4.2V
OUT1
TM
V
V
IN
400
IN
= 1.8V, V
=5.0V
=5.0V
100
100
V
V
IN
600
MPS Proprietary Information. Unauthorized Photocopy and Duplication Prohibited.
IN
=4.2V
=4.2V
V
V
IN
IN
OUT2
=5.0V
800
=3.3V
1000
= 1.2V, C
1000
1000
MP2101 – 1.6MHz SYNCHRONOUS STEP-DOWN PLUS 200mA LDO
2.52
2.50
2.48
2.46
2.44
2.42
2.40
100
© 2006 MPS. All Rights Reserved.
95
85
75
65
55
45
35
25
90
80
70
60
50
40
IN1
10
10
0
Efficiency vs
Load Current
Efficiency vs
Load Current
Output Voltage vs
Load Current
www.MonolithicPower.com
V
= 4.7µF, C
V
IN
IN
V
200
=3.3V
LOAD CURRENT (mA)
LOAD CURRENT (mA)
LOAD CURRENT (mA)
=4.2V
IN
=3.3V
V
IN
400
=5.0V
V
V
IN
100
100
IN
IN2
=5.0V
=4.2V
600
V
IN
= 1µF, C
=4.2V
V
V
800
IN
IN
=3.3V
=5.0V
1000
1000
1000
O1
= 10µF, C
3.33
3.32
3.31
3.30
3.29
3.28
3.27
3.26
3.25
100
90
80
70
60
50
40
30
95
85
75
65
55
45
35
25
10
10
0
Efficiency vs
Load Current
Efficiency vs
Load Current
Output Voltage vs
Load Current
V
IN
V
O2
IN
=4.2V
200
LOAD CURRENT (mA)
LOAD CURRENT (mA)
LOAD CURRENT (mA)
=4.2V
= 1µF, L = 2.2µH,
400
V
V
IN
IN
V
100
100
=5.0V
=5.0V
V
IN
IN
=5.0V
600
=4.2V
800
1000
1000
1000
4