Datasheet

-50 -25 0 25 75 100 125
ExposedThermalPadTemperature( C)°
Dissipation(W)
50
2.0
1.5
1.0
0.5
0
T (+125 Cmax)=T° +[(|V | |V |)I- ´ q ]
J OA S O JA
q =+52 C/W,SO-8PowerPAD°
JA
(1in 0.5in´ [25.4mmx12.7mm]
Heat-Spreader,1ozCopper)
T =+25 C+(1.93W° ´ 52 C/W)=+125 C° °
J
SO-8PowerPAD:
T =+125 C
J(max
) °
-75 0-50 -25 25 125
ExposedThermalPadTemperature( C)°
16
15
14
13
12
11
10
9
8
SlewRate(V/
s)m
50 75 100
G=+1
V = 45V
S
±
V =80VStep
IN
R =4.8kW
LOAD
20s/div
5 V/divm
10 10k100 1k 100k
Frequency(Hz)
1000
100
10
1
VoltageNoise(nV/ )
ÖHz
10 10k100 1k 100k
Frequency(Hz)
0.040
0.035
0.030
0.025
0.020
0.015
0.010
THD+N(%)
G=+10
R =4.75kW
I
V =38.6V
PK
V =
S
-55,+55
V =
S
-49,+50
10 10k100 1k 100k
Frequency(Hz)
0.0030
0.0025
0.0020
0.0015
0.0010
0.0005
0
THD+N(%)
V =+40.6,
39.6
S
-
V =+41.6, 40.6-
S
G=+1
R =4.75k
I
W
V =38.6V
PK
OPA454
SBOS391A – DECEMBER 2007 – REVISED DECEMBER 2008 ....................................................................................................................................... www.ti.com
TYPICAL CHARACTERISTICS (continued)
At T
P
= +25 ° C, V
S
= ± 50V, and R
L
= 4.8k Ω connected to GND, unless otherwise noted.
MAXIMUM POWER DISSIPATION
vs TEMPERATURE WITH MINIMUM ATTACH AREA SLEW RATE vs TEMPERATURE
Figure 26. Figure 27.
INPUT VOLTAGE NOISE SPECTRAL DENSITY 0.01Hz TO 10Hz INPUT VOLTAGE NOISE
Figure 28. Figure 29.
TOTAL HARMONIC DISTORTION + NOISE TOTAL HARMONIC DISTORTION + NOISE
vs TEMPERATURE vs TEMPERATURE
Figure 30. Figure 31.
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