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LM2743MTC/NOPB Datasheet(PDF) 7 Page - Texas Instruments

Part # LM2743MTC/NOPB
Description  LM2743 2.2-V to 16-V Input, voltage mode, synchronous buck controller with tracking
PDF  44 Pages
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Manufacturer  TI2 [Texas Instruments]
Direct Link  https://www.ti.com
Logo TI2 - Texas Instruments

LM2743MTC/NOPB Datasheet(HTML) 7 Page - Texas Instruments

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TEMPERATURE (
oC)
-40 -25 -10 5
80 95 110 125
20 35 50 65
5.9
6
6.1
6.2
6.3
6.4
6.5
6.6
6.7
TEMPERATURE (
oC)
-40 -25 -10 5
80 95 110 125
20 35 50 65
9.3
9.4
9.5
9.6
9.7
9.8
9.9
10
20
30
40
50
60
70
80
90
100
VIN = 12V
VIN = 5V
0.0 0.4 0.8 1.2 1.6 2.0 2.4 2.8 3.2 3.6 4.0
OUTPUT CURRENT (A)
0.05
0.25
0.45
0.65
0.85
FREQUENCY (MHz)
1.05
0
6
13
19
25
0.0 0.4 0.8 1.2 1.6 2.0 2.4 2.8 3.2 3.6 4.0
OUTPUT CURRENT (A)
20
30
40
50
60
70
80
90
100
VIN = 3.3V
VIN = 12V
VIN = 5V
20
30
40
50
60
70
80
90
100
VIN = 3.3V
VIN = 12V
VIN = 5V
0.0 0.4 0.8 1.2 1.6 2.0 2.4 2.8 3.2 3.6 4.0
OUTPUT CURRENT (A)
7
LM2743
www.ti.com
SNVS276I – APRIL 2004 – REVISED FEBRUARY 2019
Product Folder Links: LM2743
Submit Documentation Feedback
Copyright © 2004–2019, Texas Instruments Incorporated
6.6 Typical Characteristics
VCC = 3.3 V
fSW = 300 kHz
Figure 1. Efficiency VOUT = 1.2 V
VCC = 3.3 V
fSW = 300 kHz
Figure 2. Efficiency VOUT = 2.5 V
VCC = 5 V
fSW = 300 kHz
Figure 3. Efficiency VOUT = 3.3 V
FDS6898A FET
TA = 25°C
Figure 4. VCC Operating Current Plus BOOT Current vs
Frequency
fSW = 300 kHz
FDS6898A FET
No-Load
Figure 5. BOOT Pin Current vs Temperature for BOOT
Voltage = 3.3 V
fSW = 300 kHz
FDS6898A FET
No-Load
Figure 6. BOOT Pin Current vs Temperature for BOOT
Voltage = 5 V



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