Datasheet

120
110
100
90
80
70
60
50
40
30
20
10
CapacitiveLoad(pF)
R ( )
W
S
1 10 100 1k
0.1dBPeakingTargeted
8
7
6
5
4
3
2
1
0
-1
-2
-3
Frequency(MHz)
NormalizedGaintoCapacitiveLoad(dB)
1 10 100 200
C =1000pF
L
C =100pF
L
C =10pF
L
750W
R
S
1/4
OPA4830
V
I
V
O
50W
1kW
(1)
C
L
750W
NOTE:(1)1k isoptional.W
6
5
4
3
2
1
0
-1
-2
-3
-4
-5
-6
Resistance( )W
OutputVoltage(V)
10 100 1k
G=+5V/V
V = 5V±
S
6
5
4
3
2
1
0
-1
-2
-3
-4
-5
-6
I (mA)
O
V (V)
O
-160 -120 -80 -40 0 40 80 120 160
1WInternal PowerLimit,OneChannelOnly
Output
CurrentLimit
Output
CurrentLimit
1WInternal
PowerLimit
R =500
L
W
R =100
L
W
R =50
L
W
OPA4830
www.ti.com .................................................................................................................................................... SBOS350A – DECEMBER 2006 – REVISED MAY 2008
TYPICAL CHARACTERISTICS: V
S
= ± 5V (continued)
At T
A
= +25 ° C, G = +2V/V, R
F
= 750 Ω , and R
L
= 150 Ω to GND, unless otherwise noted (see Figure 74 ).
FREQUENCY RESPONSE vs CAPACITIVE LOAD RECOMMENDED R
S
vs CAPACITIVE LOAD
Figure 14. Figure 15.
OUTPUT SWING vs LOAD RESISTANCE OUTPUT VOLTAGE AND CURRENT LIMITATIONS
Figure 16. Figure 17.
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