MP1542 MPS, MP1542 Datasheet - Page 3

• Manufacturer Part Number: MP1542
• Description: Monolithic Power Systems
• Manufacturer: MPS

TYPICAL PERFORMANCE CHARACTERISTICS
01/05, Rev. 1.0
100
690
680
670
660
650
640
630
620
95
90
85
80
75
70
65
60
55
50
-45 -25 0 25 45 65 85 105125145
1
Efficiency vs
Load Current
Quiescent Current vs
Temperature
LOAD CURRENT (mA)
TEMPERATURE (°C)
1.28
1.26
1.24
1.22
1.20
1.18
1.16
1.14
10
-45
Frequency (1.3MHz) vs
Temperature
-25 0 25 45 65 85 105125145
TEMPERATURE (°C)
V
100
OUT
V
IN
= 12V
MP1542-EC01
= 5V
MP1542-TPC01
MPS Proprietary Information. © 2005 All Rights Reserved.
MP1542 – 700KHz/1.3MHz BOOST CONVERTER WITH A 2A SWITCH
1000
Unauthorized Photocopy and Duplication Prohibited.
MP1542-TPC04
1.259
1.258
1.257
1.256
1.255
1.254
1.253
1.252
1.251
1.250
95
90
85
80
75
70
65
60
55
50
-45 -25 0 25 45 65 85 105125145
1
Efficiency vs
Load Current
Feedback Voltage vs
Temperature
LOAD CURRENT (mA)
TEMPERATURE (°C)
10
100
V
V
OUT
IN
= 3.3V
MP1542-TPC02
MP1542-EC02
= 8V
2.5
2.0
1.5
1.0
0.5
0
1000
0 10 20 30 40 50 60 70 80 90
Current Limit vs
Duty Cycle
690
680
670
660
650
640
630
620
DUTY CYCLE (%)
95
90
85
80
75
70
65
60
55
50
-45 -25 0 25 45 65 85 105125145
1
Efficiency vs
Load Current
Frequency (700KHz) vs
Temperature
LOAD CURRENT (mA)
TEMPERATURE (°C)
10
INITIAL RELEASE
MP1542-TPC05
V
100
OUT
V
IN
= 3.3V
MP1542-TPC03
= 12V
MP1542-EC03
1000
3