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LM3242 데이터시트(HTML) 8 Page - Texas Instruments

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부품명 LM3242
상세내용  6MHz, 750mA Miniature, Adjustable, Step-Down DC-DC Converter with Auto Bypass for RF Power Amplifiers
Download  28 Pages
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제조사  TI1 [Texas Instruments]
홈페이지  http://www.ti.com
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LM3242 데이터시트(HTML) 8 Page - Texas Instruments

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OUTPUT CURRENT(mA)
100
95
90
85
80
75
70
65
60
0
50
100
150
200
250
VIN = 3.0V
VIN = 3.6V
VIN = 4.2V
OUTPUT CURRENT (mA)
0.63
0.62
0.61
0.60
0.59
0.58
0
25
50
75
100
125
150
ECO to PWM
PWM to ECO
OUTPUT CURRENT (mA)
2.03
2.02
2.01
2.00
1.99
1.98
0
25
50
75
100
125
150
ECO to PWM
PWM to ECO
LM3242
SNOSB48D – OCTOBER 2011 – REVISED MARCH 2013
www.ti.com
Typical Performance Characteristics (continued)
VIN = EN = 3.6V, L = 0.5 µH, CIN = 10 µF, COUT = 4.7 µF and TA = +25°C, unless otherwise noted.
Output Voltage
Output Voltage
vs
vs
Output Current
Output Current
(VOUT=0.6V)
(VOUT=2.0V)
Figure 9.
Figure 10.
ECO-PWM mode Threshold Current
PWM-ECO mode Threshold current
vs
vs
Output Voltage
Output voltage
Figure 11.
Figure 12.
Efficiency
Closed-loop Current Limit
vs
vs
Output Current
Temperature (VOUT= 2.0V)
(VOUT=0.8V)
Figure 13.
Figure 14.
8
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Product Folder Links: LM3242


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