参数资料
型号: 78HT200
厂商: Texas Instruments, Inc.
英文描述: 2A Wide Input Positive Step-Down ISR Family
中文描述: 2A 输出的宽输入正步降 ISR 系列
文件页数: 2/5页
文件大小: 485K
代理商: 78HT200
For assistance or to order, call
(800) 531-5782
7 8 H T 2 0 0
Power Trends, Inc.
27715 Diehl Road, Warrenville, IL 60555
(800) 531-5782
Fax: (630) 393-6902
http://www.powertrends.com
C H A R A C T E R I S T I C D A T A
Note 1:
All data listed in the above graphs, except for derating data, has been developed from actual products tested at 25°C. This data is considered typical data for the ISR.
Note 2:
Thermal derating graphs are developed in free air convection cooling of 40-60 LFM. (See Thermal Application Note)
78HT205_ 5.0 VDC
(See Note 1)
Efficiency vs Output Current
Ripple vs Output Current
Power Dissipation vs Output Current
E
R
P
Iout (A)
Iout (A)
Iout (A)
S e r i e s
78HT233_ 3.3 VDC
(See Note 1)
Efficiency vs Output Current
Ripple vs Output Current
Power Dissipation vs Output Current
E
R
P
Iout (A)
Iout (A)
Iout (A)
Vin
Vin
Vin
Vin
Vin
Vin
40
50
60
70
80
90
100
0.0
0.5
1.0
1.5
2.0
8.0V
10.0V
15.0V
20.0V
28.0V
40
50
60
70
80
90
100
0.0
0.5
1.0
1.5
2.0
8.0V
10.0V
12.0V
14.0V
15.0V
0
5
10
15
20
25
30
0.0
0.5
1.0
1.5
2.0
8.0V
10.0V
12.0V
14.0V
15.0V
0
10
20
30
40
50
60
0.0
0.5
1.0
1.5
2.0
8.0V
10.0V
15.0V
20.0V
28.0V
0.0
0.5
1.0
1.5
2.0
2.5
0.0
0.5
1.0
1.5
2.0
8.0V
10.0V
12.0V
14.0V
15.0V
0.0
0.5
1.0
1.5
2.0
2.5
0.0
0.5
1.0
1.5
2.0
8.0V
10.0V
15.0V
20.0V
28.0V
Thermal Derating (T
a
)
(See Note 2)
I
Vin (Volts)
0.0
0.5
1.0
1.5
2.0
8
10
12
14
16
Thermal Derating (T
a
)
(See Note 2)
I
Vin (Volts)
0.0
0.5
1.0
1.5
2.0
8
12
16
20
24
28
70°C
85°C
60°C
85°C
70°C
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