PT7720_13 Datasheet, PDF (3/8 Pages) Texas Instruments – High Efficiency

PT7720 Series
17 A, 12-V Input “Big-Hammer II”
Programmable ISR
Typical Characteristics
PT7721/PT7722 @V_in =12V (See Note A)
Efficiency vs Output Current
100
90
80
70
60
50
40
0 2 4 6 8 10 12 14 16 18 20
Output Current (A)
Vout
5.0V
3.3V
2.5V
1.5V
Output Ripple vs Output Current
16
14
12
10
8
6
4
2
0
0 2 4 6 8 10 12 14 16 18 20
Output Current (A)
Vout
5.0V
3.3V
2.5V
1.5V
Power Dissipation vs Output Current
16
14
12
10
8
6
4
2
0
0 2 4 6 8 10 12 14 16 18 20
Output Current (Amps)
Vout
5.0V
3.3V
2.5V
1.5V
Safe Operating Area, Vin=+12V (See Note B)
PT7721, Vout=+3.3V, Pkg N)
90
80
70
60
50
40
30
20
0 2 4 6 8 10 12 14 16 18 20
Output Current (A)
Airflow
200LFM
120LFM
60LFM
Nat conv
PT7722, Vout=+5.0V, Pkg N)
90
80
70
60
50
40
30
20
0 2 4 6 8 10 12 14 16 18 20
Output Current (A)
Airflow
200LFM
120LFM
60LFM
Nat conv
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
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