參數(shù)資料
型號(hào): MP2562DS-LF
廠商: MONOLITHIC POWER SYSTEMS INC
元件分類: 穩(wěn)壓器
英文描述: SWITCHING REGULATOR, 4800 kHz SWITCHING FREQ-MAX, PDSO8
封裝: ROHS COMPLIANT, MS-012AA, SOIC-8
文件頁(yè)數(shù): 16/20頁(yè)
文件大小: 563K
代理商: MP2562DS-LF
MP2562 – 1A, 4MHz, 50V STEP-DOWN CONVERTER
MP2562 Rev. 0.91
www.MonolithicPower.com
5
4/5/2010
MPS Proprietary Information. Unauthorized Photocopy and Duplication Prohibited.
2010 MPS. All Rights Reserved.
TYPICAL PERFORMANCE CHARACTERISTICS
VIN = 12V, VOUT=5V, C1 = 10F, C2 = 22F, L1 = 10H and TA = +25°C, unless otherwise noted.
100
90
80
70
60
50
40
EFFICIENCY
(%)
10
100
1000
VSW
10V/div.
VOUT
AC Coupled
10mV/div.
IL
1A/div.
VSW
10V/div.
VOUT
AC Coupled
20mV/div.
IL
1A/div.
1
Steady State
IOUT = 0.1A
2
Steady State
IOUT = 1A
100
90
80
70
60
50
40
EFFICIENCY
(%)
Oscillating Frequency
vs Rfreq
4000
3500
3000
2500
2000
1500
1000
500
0
OSCILLA
TIONG
EFFICIENCY
(KHz)
10
100
1000
Rfreq (
)
Efficiency @VOUT=2.5V
Efficiency @VOUT=5V
OUTPUT CURRENT (mA)
10
100
1000
OUTPUT CURRENT (mA)
VIN=12V
VIN=24V
fs=500kHz
VIN=5V
VIN=8V
VIN=12V
VIN=24V
fs=500kHz
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