LX8580A View Datasheet(PDF) - Microsemi Corporation
Part Name
Description
Manufacturer
LX8580A Datasheet PDF : 8 Pages
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INTEGRATED PRODUCTS
LX8580A
7.5A Very Low Dropout Positive Regulator
PRODUCTION DATA SHEET
CHARACTERISTIC CURVES
Reference Voltage vs. Temperature
1.2530
Load Regulation vs. Output Current
0.20
1.2525
1.2520
0.15
1.2515
0.10
1.2510
1.2505
0.05
1.2500
0
25
50
75
100
125
TJ(°C)
0.00
0 12 3 45 67 8
Output Current (A)
VCTRL Dropout, VPWR=3.25V
1.12
1.10
1.08
1.06
1.04
1.02
1.00
0
2
4
6
8
Output Current (A)
VPWR Dropout Voltage vs. IOUT
0.6
0.5
125°C
85°C
0.4
0.3
0°C
0.2
0.1
0.0
0
1
2
3
4
5
6
7
8
Pow er Dropout (V)
Transient Response
Ripple Rejection
100
90
80
70
60
Vout=1.25V
50 Vin=3.3V
40 Vripple=1Vpp
30 Cout=820uF electrolytic
+2.2uF ceramic
20 Cadj= 0 uF
10
100
1000
10000
Frequency (Hz)
100000
Copyright 2001
Rev. 1.4, 2003-01-06
Microsemi
Linfinity Microelectronics Division
11861 Western Avenue, Garden Grove, CA. 92841, 714-898-8121, Fax: 714-893-2570
Page 5
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