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| LM4510SDEV Datasheet, PDF (6/23 Pages) Texas Instruments – LM4510 Synchronous Step-Up DC/DC Converter with True Shutdown Isolation | |||
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LM4510
SNVS533C â SEPTEMBER 2007 â REVISED MAY 2013
www.ti.com
Typical Performance Characteristics (continued)
LM4510SD, Circuit of Figure 1, (L=4.7 µH, COILCRAFT, DO3316-472ML; CIN=4.7 µF, TDK, C2012X5R0J475K; COUT=10 µF,
AVX, 12103D106KAT2A; CS=10 nF, TDK, C1608C0G1E103J; CC1=2.2 nF, Taiyo Yuden, TMK107SD222JA-T; RC=46.4 KΩ,
Yageo, 9t06031A4642FBHFT), VIN=3.6V, VOUT=16V, TA=25°C, unless otherwise noted.
5.030
Load Regulation
(VOUT = 5 V )
16.25
Line Regulation
(VOUT = 16 V )
5.028
5.026
VIN = 4.2V
IOUT = 30 mA
16.23
IOUT = 50 mA
IOUT = 10 mA
5.024
16.21
5.022
5.020
VIN = 3.6V
16.19
IOUT = 70 mA
5.018
5.016
VIN = 3.0V
16.17
5.014
0
50 100 150 200 250 300
IOUT (mA)
Figure 10.
16.15
2.5 3.0 3.5 4.0 4.5 5.0 5.5 6.0
VIN (V)
Figure 11.
5.040
5.035
Line Regulation
(VOUT = 5 V )
Efficiency
vs
Output Current
(VOUT = 16 V )
100
VIN = 5.5V
VIN = 4.5V
90
5.030
5.025
IOUT = 10 mA
80
70
VIN = 2.7V
VIN = 3.6V
5.020
IOUT = 240 mA
60
5.015
IOUT = 120 mA
50
5.010
2.5 2.7 2.9 3.1 3.3 3.5 3.7 3.9 4.1 4.3 4.5
VIN (V)
Figure 12.
40
0 5 10 15 20 25 30 35 40 45 50 55 60 65 70
IOUT (mA)
Figure 13.
Efficiency
vs
Output Current
(VOUT = 12 V )
100
VIN = 3.6V VIN = 4.5V
90
80
70
VIN = 5.5V
60
VIN = 3.0V
50
40
0 10 20 30 40 50 60 70 80 90 100
IOUT (mA)
Figure 14.
Efficiency
vs
Output Current
(VOUT = 5 V, L= DO3314-472ML)
85
VIN = 4.2V
80
75
70
VIN = 3.6V
65
60
VIN = 3.0V
55
50
0 40 80 120 160 200 240 280
IOUT = (mA)
Figure 15.
6
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