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TPS542941PWP Datasheet(PDF) 10 Page - Texas Instruments

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Part # TPS542941PWP
Description  2A/3A Dual Channel Synchronous Step-Down Switcher with Integrated FET
Download  23 Pages
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Manufacturer  TI1 [Texas Instruments]
Direct Link  http://www.ti.com
Logo TI1 - Texas Instruments

TPS542941PWP Datasheet(HTML) 10 Page - Texas Instruments

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Vout2(0.5V/div)
400 s/div
m
PG2(5V/div)
EN2(10V/div)
0
10
20
30
40
50
60
70
80
90
100
0.00
0.25
0.50
0.75
1.00
1.25
1.50
1.75
2.00
Output Current (A)
VIN = 6 V
VIN = 12 V
VIN = 18 V
G012
Vout(50mV/div)
100 s/div
m
Iout(2A/div)
Vout(1V/div)
PG1(5V/div)
400 s/div
m
EN1(10V/div)
Iout(1A/div)
100 s/div
m
Vout(50mV/div)
1.45
1.46
1.47
1.48
1.49
1.50
1.51
1.52
1.53
1.54
1.55
0
2
4
6
8
10
12
14
16
18
20
Input Voltage (V)
IOUT = 10 mA
IOUT = 1 A
G007
TPS542941
SLVSBI3 – JULY 2012
www.ti.com
TYPICAL CHARACTERISTICS (continued)
One output is enabled unless otherwise noted. VIN = VIN1 or VIN2. VIN = 12 V, TA = 25°C (unless otherwise noted).
Figure 7. VO2=1.5V Output Voltage vs Input Voltage
Figure 8. VO1=3.3V, 0 A to 4 A Load Transient Response
Figure 9. VO2=1.5V, 0 A to 2 A Load Transient Response
Figure 10. VO1=3.3V, PG1
Figure 11. VO2=1.5V, PG2
Figure 12. VO1=3.3V, Efficiency vs Output Current
10
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Copyright © 2012, Texas Instruments Incorporated
Product Folder Link(s): TPS542941


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