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PT6943A Datasheet, PDF (3/11 Pages) Texas Instruments – 6-A Dual Output 5-V/3.3-V Input Integrated Switching Regulator
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PT6940 Series
6-A Dual Output 5-V/3.3-V Input
Integrated Switching Regulator
Not Recommended For New Designs
Performance Characteristics; Vin =5V (See Note A)
Performance Characteristics; Vin =3.3V (See Note A)
Efficiency vs. Io1 & Io2 Load Currents
100
95
90
85
80
75
70
65
60
0
1
2
3
4
5
6
Iout (A) [Both Outputs]
PT6941
PT6942
PT6943
PT6944
PT6946
PT6947
PT6948
Vo1 Ripple vs. Io1 & Io2 Load Currents
35
30
25
20
15
10
5
0
0
1
2
3
4
5
6
Iout (A) [Both Outputs]
PT6946
PT6947
PT6948
PT6941
PT6942
PT6943
PT6944
Vo2 Ripple vs. Io1 & Io2 Load Currents
35
30
25
20
15
10
5
0
0
1
2
3
4
5
6
Iout (A) [Both Outputs]
PT6941
PT6946
PT6942
PT6947
PT6948
PT6943
PT5944
Power Dissipation Vs. Io1 & Io2 Load Currents
5
4
3
2
1
0
0
1
2
3
4
5
6
Iout (A) [Both Outputs]
Efficiency vs. Io1 & Io2 Load Currents
100
95
90
85
80
75
70
65
60
0
1
2
3
4
5
6
Iout (A) [Both Outputs ]
PT6946
PT6947
PT6948
Vo1 Ripple vs. Io1 & Io2 Load Currents
35
30
25
20
15
10
5
0
0
1
2
3
4
5
6
Iout (A) [Both Outputs]
PT6946
PT6947
PT6948
Vo2 Ripple vs. Io1 & Io2 Load Currents
35
30
25
20
15
10
5
0
0
1
2
3
4
5
6
Iout (A) [Both Outputs]
PT6946
PT6947
PT6948
Power Dissipation vs. Io1 & Io2 Load Currents
5
4
3
2
1
0
0
1
2
3
4
5
6
Iout (A) [Both Outputs]
Note A: Characteristic data has been developed from actual products tested at 25°C. This data is considered typical data for the Converter.
For technical support and more information, see inside back cover or visit www.ti.com
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