參數(shù)資料
型號(hào): 722
廠商: Texas Instruments, Inc.
英文描述: Dual Isolated DC/DC Converter(雙路隔離DC/DC變換器)
中文描述: 雙隔離式DC / DC轉(zhuǎn)換器(雙路隔離的DC / DC變換器)
文件頁(yè)數(shù): 3/5頁(yè)
文件大小: 84K
代理商: 722
722
3
TYPICAL PERFORMANCE CURVES
T
A
= +25
°
C, V
IN
= 15VDC, C = 0.47
μ
F, R
1
selected per Typical Performance Curve.
MAXIMUM OUTPUT CURRENT
FROM ANY SINGLE OUTPUT
16mA to
<16mA
30mA
1.3k
820
30mA
510
>13
11 to
13
9 to
11
8 to
9
<8
820
510
200
510
200
0
200
0
0
V+
EXT
6.5V
7.5V
9.0V
Input
Voltage
(V)
SELECTION OF R
1
OR EXTERNAL VOLTAGE V+
FOR MINIMUM INTERNAL POWER DISSIPATION
SINGLE-CHANNEL LOAD REGULATION
Output Load Current |I
L
| (mA)
O
L
|
16
15
14
13
0
20
40
60
80
100
V
O
V
O
I
F
+
+
V
V
+
+
L
L
I
F
I
L
I
L
I
F
= 3mA
I
F
= 16mA
I
F
= 50mA
CHANNEL-TO-CHANNEL INTERACTION
Output Load Current |I
L
| (mA)
O
N
|
16
15
14
13
0
20
40
60
80
100
V
N
V
N
I
F
+
+
V
V
+
+
L
I
F
I
L
I
F
I
F
= 3mA
I
F
= 16mA
I
F
= 50mA
OUTPUT VOLTAGE vs INPUT VOLTAGE
Input Voltage (V)
18
13
8
3
4
O
8
12
16
Total Output Current = 64mA
Total Output Current = 12mA
Total Output Current = 200mA
MAXIMUM SAFE OPERATING TEMPERATURE
vs TOTAL OUTPUT CURRENT
Total Output Current
(2)
(mA)
125
100
75
50
25
0
50
100
150
200
0
125
100
75
50
25
0
M
M
(
Case
Ambient
SINGLE OUTPUT LOAD REGULATION
Output Load Current |I
L
| (mA)
O
L
|
16
15
14
13
0
20
40
60
80
100
V
O
V
O
I
F
+
+
V
V
O
+
+
L
I
F
I
L
I
F
= 3mA
I
F
= 16mA
I
F
= 50mA
I
F
NOTES: (1) Using a 104mm
x
19mm
x
1.6mm aluminum strip mounted to the bottom of the case with heat sink compound. (2) Total output current is the sum of the
currents for each individual output.
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