OPA1641_15 Datasheet, PDF (4/29 Pages) Texas Instruments – High-Performance, JFET-Input AUDIO OPERATIONAL AMPLIFIERS

OPA1641
OPA1642
OPA1644
SBOS484B – DECEMBER 2009 – REVISED AUGUST 2010
www.ti.com
ELECTRICAL CHARACTERISTICS: V_S = +4.5V to +36; ±2.25V to ±18V (continued)
At T_A = +25°C, R_L = 2kΩ connected to midsupply, V_CM = V_OUT = midsupply, unless otherwise noted.
OPA1641, OPA1642, OPA1644
PARAMETER
CONDITIONS
MIN
TYP
MAX
OUTPUT
Voltage Output Swing from Rail
V_O
Output Current
Open-Loop Output Impedance
Short-Circuit Current
Capacitive Load Drive
POWER SUPPLY
I_OUT
Z_O
I_SC
I_SC
C_LOAD
R_L = 10kΩ, A_OL ≥ 120dB
R_L = 2kΩ, A_OL ≥ 114dB
Source
Sink
(V–)+0.2
(V+)–0.2
(V–)+0.35
(V+)–0.35
See Typical Characteristics
See Typical Characteristics
+36
–30
See Typical Characteristics
Specified Voltage
V_S
Quiescent Current
(per amplifier)
I_Q
I_OUT = 0A
±2.25
±18
1.8
2.3
TEMPERATURE RANGE
Specified Range
–40
+85
Operating Range
–55
+125
Thermal Resistance
q_JA
SO-8
138
MSOP-8
180
SO-14
97
TSSOP-14
135
UNIT
V
V
Ω
mA
mA
V
mA
°C
°C
°C/W
°C/W
°C/W
°C/W
OPA1641
SO-8, MSOP-8
(TOP VIEW)
(1)
NC 1
-In 2
+In 3
V- 4
(1)
8 NC
7 V+
6 Out
(1)
5 NC
(1) NC denotes no internal connection.
OPA1642
SO-8, MSOP-8
(TOP VIEW)
PIN ASSIGNMENTS
OPA1644
SO-14, TSSOP-14
(TOP VIEW)
Out A 1
-In A 2
A
+In A 3
V+ 4
+ In B 5
B
-In B 6
Out B 7
14 Out D
13 -In D
D
12 +In D
11 V-
10 + In C
C
9 -In C
8 Out C
OUT A 1
-In A 2
+In A 3
V- 4
A
B
8 V+
7 Out B
6 -In B
5 +In B
4
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