Datasheet

1
2
3
4
8
7
6
5
V+
OUTB
-INB
+INB
OUTA
-INA
+INA
V-
A
B
OPA2188
SBOS525B –AUGUST 2011–REVISED SEPTEMBER 2012 www.ti.com
ELECTRICAL CHARACTERISTICS:
Low-Voltage Operation, V
S
= ±2 V to < ±4 V (V
S
= +4 V to < +8 V) (continued)
At T
A
= +25°C, R
L
= 10 kΩ connected to V
S
/ 2, and V
COM
= V
OUT
= V
S
/ 2, unless otherwise noted.
OPA2188
PARAMETER CONDITIONS MIN TYP MAX UNIT
OUTPUT
No load 6 15 mV
Voltage output swing from rail R
L
= 10 kΩ 220 250 mV
R
L
= 10 kΩ, T
A
= –40°C to +105°C 310 350 mV
I
SC
Short-circuit current ±18 mA
R
O
Open-loop output resistance f = 1 MHz, I
O
= 0 120 Ω
C
LOAD
Capacitive load drive 1 nF
POWER SUPPLY
V
S
Operating voltage range 4 to 36 (±2 to ±18) V
V
S
= ±2 V to V
S
= ±4 V 385 440 μA
I
Q
Quiescent current (per amplifier)
I
O
= 0 mA, T
A
= –40°C to +105°C 525 μA
TEMPERATURE RANGE
Specified –40 +105 °C
Temperature range Operating –40 +125 °C
Storage –65 +150 °C
THERMAL INFORMATION: OPA2188
OPA2188ID OPA2188IDGK
THERMAL METRIC
(1)
D DGK UNITS
8 PINS 8 PINS
θ
JA
Junction-to-ambient thermal resistance 111.0 159.3
θ
JCtop
Junction-to-case (top) thermal resistance 54.9 37.4
θ
JB
Junction-to-board thermal resistance 51.7 48.5
°C/W
ψ
JT
Junction-to-top characterization parameter 9.3 1.2
ψ
JB
Junction-to-board characterization parameter 51.1 77.1
θ
JCbot
Junction-to-case (bottom) thermal resistance n/a n/a
(1) For more information about traditional and new thermal metrics, see the IC Package Thermal Metrics application report, SPRA953.
PIN CONFIGURATION
D, DGK PACKAGES
SO-8, MSOP-8
(TOP VIEW)
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