722BG Datasheet, PDF (4/10 Pages) Burr-Brown (TI) – DUAL ISOLATED DC/DC CONVERTER

TYPICAL CHARACTERISTICS
At T_A = +25°C, V_IN = 15VDC, C = 0.47µF, and R₁ selected per typical characteristic, unless otherwise noted.
SELECTION OF R₁ OR EXTERNAL VOLTAGE V+
FOR MINIMUM INTERNAL POWER DISSIPATION
Input
Voltage
(V)
>13
11 to
13
9 to
11
8 to
9
<8
V+_EXT
MAXIMUM OUTPUT CURRENT
FROM ANY SINGLE OUTPUT
16mA to
<16mA
30mA
30mA
1.3kΩ
820Ω
510Ω
820Ω
510Ω
200Ω
510Ω
200Ω
0Ω
200Ω
0Ω
6.5V
0Ω
—
7.5V
—
—
9.0V
MAXIMUM SAFE OPERATING TEMPERATURE
vs TOTAL OUTPUT CURRENT
125
125
Case
100
100
75
75
Ambient
50
50
25
0
0
50
100
150
Total Output Current⁽²⁾ (mA)
25
0
200
OUTPUT VOLTAGE vs INPUT VOLTAGE
18
Total Output Current = 12mA
13
Total Output Current = 64mA
8
Total Output Current = 200mA
3
4
8
12
16
Input Voltage (V)
SINGLE-CHANNEL LOAD REGULATION
16
I_F = 3mA
I_F ⁺
+
I_L
V_O V
I_F = 16mA
––
++
I_L
15
I_F V_O V
––
14
I_F = 50mA
13
0
20
40
60
80
100
Output Load Current |I_L| (mA)
SINGLE OUTPUT LOAD REGULATION
16
I_F = 3mA
I_F = 16mA
I_F ⁺
+
I_L
V_O V
––
++
15
I_F V_O V_O I_F
––
14
I_F = 50mA
13
0
20
40
60
80
100
Output Load Current |I_L| (mA)
16
15
14
13
0
CHANNEL-TO-CHANNEL INTERACTION
I_F = 3mA
I_F = 16mA
I_F = 50mA
I_F ⁺
+
I_L
V_N V
––
++
I_F V_N V I_F
––
20
40
60
80
100
Output Load Current |I_L| (mA)
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.
4
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