OPA380 Datasheet, PDF (4/22 Pages) Burr-Brown (TI) – Precision, High-Speed Transimpedance Amplifier

OPA380
OPA2380
SBOS291G − NOVEMBER 2003 − REVISED SEPTEMBER 2007
www.ti.com
ELECTRICAL CHARACTERISTICS: OPA2380 (DUAL), V_S = 2.7V to 5.5V
Boldface limits apply over the temperature range, T_A = −40°C to +125°C.
All specifications at T_A = +25°C, R_L = 2kΩ connected to V_S/2, and V_OUT = V_S/2, unless otherwise noted.
OPA2380
PARAMETER
CONDITION
MIN
TYP
MAX
OFFSET VOLTAGE
Input Offset Voltage
Drift
vs Power Supply
Over Temperature
Long-Term Stability⁽¹⁾
V_OS
dV_OS/dT
PSRR
V_S = +5V, V_CM = 0V
V_S = +2.7V to +5.5V, V_CM = 0V
V_S = +2.7V to +5.5V, V_CM = 0V
4
25
0.03
0.1
2.4
10
10
See Note (1)
Channel Separation, dc
1
UNITS
µV
µV/°C
µV/V
µV/V
µV/V
INPUT BIAS CURRENT
Input Bias Current, Inverting Input
I_B
Noninverting Input
I_B
Over Temperature
V_CM = V_S/2
V_CM = V_S/2
3
±50
pA
3
±200
pA
Typical Characteristics
NOISE
Input Voltage Noise, f = 0.1Hz to 10Hz
Input Voltage Noise Density, f = 10kHz
Input Voltage Noise Density, f > 1MHz
Input Current Noise Density, f = 10kHz
INPUT VOLTAGE RANGE
Common-Mode Voltage Range
Common-Mode Rejection Ratio
INPUT IMPEDANCE
Differential Capacitance
Common-Mode Resistance and Inverting Input
Capacitance
e_n
e_n
e_n
i_n
V_CM
CMRR
V_S = +5V, V_CM = 0V
V_S = +5V, V_CM = 0V
V_S = +5V, V_CM = 0V
V_S = +5V, V_CM = 0V
(V−) < V_CM < (V+) – 1.8V
3
µV_PP
67
nV/√Hz
5.8
nV/√Hz
10
fA/√Hz
V−
(V+) − 1.8V
V
95
105
dB
1.1
10¹³ || 3
pF
Ω || pF
OPEN-LOOP GAIN
Open-Loop Voltage Gain
FREQUENCY RESPONSE
Gain-Bandwidth Product
Slew Rate
Settling Time, 0.01%⁽³⁾
Overload Recovery Time⁽⁴⁾⁽⁵⁾
OUTPUT
Voltage Output Swing from Positive Rail
Voltage Output Swing from Negative Rail
Voltage Output Swing from Positive Rail
Voltage Output Swing from Negative Rail
Output Current
Short-Circuit Current
Capacitive Load Drive
Open-Loop Output Impedance
POWER SUPPLY
Specified Voltage Range
Quiescent Current (per amplifier)
Over Temperature
A_OL
GBW
SR
t_S
0.12V < V_O < (V+) − 0.7V, V_S = 5V, V_CM = V_S/2
0.12V < V_O < (V+) − 0.6V, V_S = 5V, VCM = V_S/2,
T_A = −40°C to +85°C
0V < V_O< (V+) − 0.7V, V_S = 5V, V_CM = 0V,
R_P = 2kΩ to −5V⁽²⁾
0V < V_O < (V+) − 0.6V, V_S = 5V, VCM = 0V,
R_P = 2kΩ to −5V⁽²⁾, T_A = −40°C to +85°C
C_L = 50pF
G = +1
V_S = +5V, 4V Step, G = +1
V_IN × G = > V_S
I_OUT
I_SC
C_LOAD
R_O
R_L = 2kΩ
R_L = 2kΩ
R_P = 2kΩ to −5V⁽²⁾
R_P = 2kΩ to −5V⁽²⁾
f = 1MHz, I_O = 0A
V_S
I_Q
I_O = 0A
110
130
110
130
106
120
106
120
90
80
2
100
400
600
80
120
400
600
−20
0
See Typical Characteristics
150
See Typical Characteristics
40
2.7
5.5
7.5
9.5
10
dB
dB
dB
dB
MHz
V/µs
µs
ns
mV
mV
mV
mV
mA
Ω
V
mA
mA
TEMPERATURE RANGE
Specified and Operating Range
Storage Range
Thermal Resistance
q_JA
MSOP-8
−40
+125
°C
−65
+150
°C
150
°C/W
(1) _{300-hour life test at 150°C demonstrated randomly distributed variation approximately equal to measurement repeatability of 1µV.}
(2) _{Tested with output connected only to RP, a pulldown resistor connected between VOUT and −5V, as shown in Figure 5. See also applications section, Achieving}
Output Swing to Ground.
(3) _{Transimpedance frequency of 1MHz.}
(4) _{Time required to return to linear operation.}
(5) _{From positive rail.}
4