参数资料
型号: PT4128A
厂商: TEXAS INSTRUMENTS INC
元件分类: 电源模块
英文描述: 1-OUTPUT 12.5 W DC-DC REG PWR SUPPLY MODULE
文件页数: 3/8页
文件大小: 182K
代理商: PT4128A
For technical support and more information, see inside back cover or visit www.ti.com
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
Typical Characteristics
PT4120 Series
20-W 48-V Input Isolated
DC/DC Converter
PT4122, 5.0 VDC (See Note A)
Efficiency vs Output Current
Ripple vs Output Current
Safe Operating Area, Vin =48V (See Note B)
Power Dissipation vs Output Current
PT4121, 3.3 VDC (See Note A)
PT4123, 12.0 VDC (See Note A)
Efficiency vs Output Current
Ripple vs Output Current
Power Dissipation vs Output Current
50
60
70
80
90
012345
Iout (A)
Efficiency
-
%
36.0V
48.0V
75.0V
Vin
0
2
4
6
8
10
12
012345
Iout (A)
Ripple
-
mV
75.0V
48.0V
36.0V
Vin
0
1
2
3
4
5
6
0
123
45
Iout (A)
Pd
-
Watts
75.0V
48.0V
36.0V
Vin
50
55
60
65
70
75
80
85
90
0
0.5
1
1.5
2
2.5
3
3.5
4
Iout (A)
Efficiency
-
%
36.0V
48.0V
75.0V
Vin
0
2
4
6
8
10
12
14
16
0
0.5
1
1.5
2
2.5
3
3.5
4
Iout (A)
Ripple
-
mV
75.0V
48.0V
36.0V
Vin
0
1
2
3
4
5
6
0
0.5
1
1.5
2
2.5
3
3.5
4
Iout (A)
Pd
-
Watts
75.0V
48.0V
36.0V
Vin
50
55
60
65
70
75
80
85
90
0
0.2
0.4
0.6
0.8
1
1.2
1.4
1.6
Iout (A)
Efficiency
-
%
36.0V
48.0V
75.0V
Vin
0
10
20
30
40
50
60
70
0
0.2
0.4
0.6
0.8
1
1.2
1.4
1.6
Iout (A)
Ripple
-
mV
75.0V
48.0V
36.0V
Vin
0
1
2
3
4
5
6
0
0.2
0.4
0.6
0.8
1
1.2
1.4
1.6
Iout (A)
Pd
-
Watts
75.0V
48.0V
36.0V
Vin
Safe Operating Area, Vin =48V (See Note B)
20
30
40
50
60
70
80
90
012
34
5
Iout (A)
Ambient
Temperature
(°C)
200LFM
120LFM
60LFM
Nat conv
Airflow
20
30
40
50
60
70
80
90
0
1234
Iout (A)
Ambient
Temperature
(
°C)
200LFM
120LFM
60LFM
Nat conv
Airflow
20
30
40
50
60
70
80
90
0
0.25
0.5
0.75
1
1.25
1.5
1.75
Iout (A)
Ambient
Temperature
(
°C)
200LFM
120LFM
60LFM
Nat conv
Airflow
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