Datasheet

R
L
50kW
100V
PP
10kHz
+50V
E/DCom
E/D
-50V
V
OUT
OPA454
www.ti.com ....................................................................................................................................... SBOS391A – DECEMBER 2007 – REVISED DECEMBER 2008
ELECTRICAL CHARACTERISTICS: V
S
= ± 50V (continued)
Boldface limits apply over the specified temperature range, T
A
= – 40 ° C to +85 ° C.
At T
P
= +25 ° C, R
L
= 4.8k Ω to mid-supply, V
CM
= V
OUT
= mid-supply, unless otherwise noted.
OPA454
PARAMETER CONDITIONS MIN TYP MAX UNIT
E/D (ENABLE/DISABLE) PIN
E/D Pin, Referenced to E/D Com Pin
(14) (15)
High (output enabled) V
SD
Pin Open or Forced High E/D Com + 2.5 E/D Com + 5 V
E/D Com +
Low (output disabled) V
SD
Pin Forced Low E/D Com V
0.65
Output Disable Time 4 µ s
Output Enable Time 3 µ s
E/D COM PIN
Voltage Range (V – ) (V+) – 5 V
POWER SUPPLY
Specified Range V
S
± 50 V
Operating Voltage Range ± 5 ± 50 V
Quiescent Current I
Q
I
O
= 0 3.2 4 mA
Quiescent Current in Shutdown Mode I
O
= 0, V
E/D
= 0.65V 150 210 µ A
TEMPERATURE RANGE
Specified Range T
A
– 40 +85 ° C
Operating Range T
A
– 55 +125 ° C
Thermal Resistance, Junction-to-Case
(16)
SO-8 PowerPAD
(17)
θ
JC
10 ° C/W
Thermal Resistance, Junction-to-Ambient θ
JA
SO-8 PowerPAD
(17)
24/52 ° C/W
(14) See typical characteristic curve, I
ENABLE
vs V
ENABLE
(Figure 46 ).
(15) High enables the outputs.
(16) T
P
is the temperature of the leadframe die pad (exposed thermal pad) of the PowerPAD package.
(17) Lower value is for land area of 1-inch × 1-inch, 2-oz copper. Upper value is for exposed-pad sized area of 1-oz copper.
xxx
xxx
Figure 1. Feedthrough Capacitance Circuit
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