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參數(shù)資料
| 型號： | OPA569 |
| 英文描述： | Power Op Amp. Output Signal Swings Within 200mV of Rails at 2A Output Current |
| 中文描述： | 功率運算放大器。輸出信號擺幅在200mV的Rails的輸出電流為2A |
| 文件頁數(shù)： | 4/23頁 |
| 文件大?。?/td> | 411K |
| 代理商： | OPA569 |
OPA569
SBOS264
4
www.ti.com
ENABLE/SHUTDOWN INPUT (Pin 8)
Enable Pin Bias Current
HIGH (Output enabled)
LOW (Output disabled)
Output Disable Time
Output Enable Time
V
= 0V
0.2
μ
A
V
V
μ
s
μ
s
V
SD
V
SD
Pin Open or Forced HIGH
Pin Forced LOW
R
L
= 1
R
L
= 1
(V
–
) + 2.5
(V
–
) + 0.8
0.5
15
THERMAL FLAG PIN (Pin 7)
Junction Temperature:
Alarm (Thermal Flag pin LOW)
Return to Normal Operation (Thermal Flag pin HIGH)
Thermal Flag Pin Voltage
T
J
Thermal Overstress
Normal Operation
Normal Operation I
= +25
μ
A
During Thermal Overstress, I
7
=
–
25
μ
A
+147
+130
V+
V
–
°
C
°
C
V
V
(V+)
–
0.8V
(V
–
) + 0.8
CURRENT LIMIT FLAG PIN (Pin 4)
Current Limit Flag Pin Voltage
Normal Operation, I
4
= +25
μ
A
During Current Limit, I
4
=
–
25
μ
A
(V+)
–
0.8V
V+
V
–
V
V
(V
–
) + 0.8
POWER SUPPLY
Specified Voltage Range
Operating Voltage Range
Quiescent Current
(10)
V
S
+2.7
+2.7
+5.5
+5.5
+6
+11
V
V
I
Q
I
O
= 0, I
= 200mA, V
= 5V
I
O
= 0, I
LIMIT
= 2A, V
S
= 5V
I
O
= 0, V
SD
= 0.8V, V
S
= 5V
+3.4
+9
+0.01
mA
mA
mA
Quiescent Current in Shutdown Mode
TEMPERATURE RANGE
Specified Range
Operating Range
Storage Range
Thermal Resistance, Junction-to-Case
Thermal Resistance, Junction-to-Ambient
Junction Temperature
Junction Temperature
–
40
–
55
–
65
+85
+125
+150
°
C
°
C
°
C
θ
JC
θ
JA
0.37
21.5
°
C/W
°
C/W
2oz Trace and 9in
2
Copper Pad
with Solder
ELECTRICAL CHARACTERISTICS: V
S
= +2.7V to +5.5V
(Cont.)
Boldface
limits apply over the specified temperature range,
T
A
=
–
40
°
C to +85
°
C.
At T
CASE
= +25
°
C, R
L
= 1k
, and connected to V
S
/2, unless otherwise noted.
OPA569AI
PARAMETER
CONDITION
MIN
TYP
MAX
UNITS
NOTE: (10) Quiescent current is a function of the current limit setting. See application section
“
Adjustable Current Limit and Current Limit Flag Pin
”
.
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