PT8100 Datasheet, PDF (8/14 Pages) Texas Instruments – 40-A 3.3/5-V Input Programmable Integrated Switching Regulator

PT8100 Series
40-A 3.3/5-V Input Programmable
Integrated Switching Regulator
Typical Characteristics
Characteristic Data; V_in =3.3V, PT8103/5 (See Note A)
Efficiency vs Output Current
100
90
V_OUT
80
1.8V
1.5V
1.2V
70
0.8V
60
50
0
8
16
24
32
40
Iout (A)
Output Ripple vs Output Current
50
40
V_OUT
30
0.8V
1.2V
1.8V
20
1.5V
10
0
0
8
16
24
32
40
Iout (A)
Power Dissipation vs Output Current
15
12
V_OUT
9
1.8V
1.5V
1.2V
6
0.8V
3
0
0
8
16
24
32
40
Iout (A)
Safe Operating Area; V_in =3.3V (See Note B)
PT8103, V_o =1.8V
90
80
70
Airflow
60
400LFM
200LFM
60LFM
50
Nat conv
40
30
20
0
8
16
24
32
40
Iout (A)
PT8105, V_o =1.5V
90
80
70
Airflow
60
400LFM
200LFM
60LFM
50
Nat conv
40
30
20
0
8
16
24
32
40
Iout (A)
PT8105, V_o =0.8V
90
80
70
Airflow
60
400LFM
200LFM
60LFM
50
Nat conv
40
30
20
0
8
16
24
32
40
Iout (A)
Note A: Characteristic data has been developed from actual products tested at 25°C. This data is considered typical data for the Converter.
Note B: SOA curves represent the conditions at which internal components are at or below the manufacturer’s maximum operating temperatures
8
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