OPA380AID Datasheet, PDF (7/22 Pages) Texas Instruments – Precision, High-Speed Transimpedance Amplifier

www.ti.com
OPA380
OPA2380
SBOS291G − NOVEMBER 2003 − REVISED SEPTEMBER 2007
TYPICAL CHARACTERISTICS: V_S = +2.7V to +5.5V (continued)
All specifications at T_A = +25°C, R_L = 2kΩ connected to V_S/2, and V_OUT = V_S/2, unless otherwise noted.
Circuit for Transimpedance Amplifier Characteristic curves on this page.
C_F
R_F
C_STRAY
C_DIODE
OPA380
TRANSIMPEDANCE AMP CHARACTERISTIC
140
130
R_F = 10MΩ
C_DIODE = 100pF
120
110 R_F = 1MΩ
100
C_F = 0.5pF
90 R_F = 100kΩ
80
C_F = 2pF
70 R_F = 10kΩ
60
C_F = 5pF
50 R_F = 1kΩ
40
C_F = 18pF
30 _{CSTRAY (parasitic) = 0.2pF}
20
100
1k
10k 100k
1M
10M 100M
Frequency (Hz)
TRANSIMPEDANCE AMP CHARACTERISTIC
140
130
R_F = 10MΩ
C_DIODE = 50pF
120
110 R_F = 1MΩ
100
C_F = 0.5pF
90 R_F = 100kΩ
80
C_F = 1.5pF
70 R_F = 10kΩ
60
C_F = 4pF
50 R_F = 1kΩ
40
C_F = 12pF
30 _{CSTRAY (parasitic) = 0.2pF}
20
100
1k
10k 100k
1M
10M 100M
Frequency (Hz)
TRANSIMPEDANCE AMP CHARACTERISTIC
140
130
R_F = 10MΩ
C_DIODE = 20pF
120
110 R_F = 1MΩ
100
90 ^RF ^{= 100kΩ}
80
70 ^{RF = 10kΩ}
C_F = 1pF
C_F = 2.5pF
60
50
R_F = 1kΩ
C_F = 7pF
40 _{CSTRAY (parasitic) = 0.2pF}
30
100
1k
10k 100k
1M
10M
100M
Frequency (Hz)
TRANSIMPEDANCE AMP CHARACTERISTIC
140
130
R_F = 10MΩ
C_DIODE = 10pF
120
110 R_F = 1MΩ
100
90 ^RF ^{= 100kΩ}
80
70 ^{RF = 10kΩ}
C_F = 0.5pF
C_F = 2pF
60
50
R_F = 1kΩ
C_F = 5pF
40 _{CSTRAY (parasitic) = 0.2pF}
30
100
1k
10k 100k
1M
10M
100M
Frequency (Hz)
TRANSIMPEDANCE AMP CHARACTERISTIC
140
130
R_F = 10MΩ
C_DIODE = 1pF
120
110 R_F = 1MΩ
100
90 ^RF ^{= 100kΩ}
80
70 ^{RF = 10kΩ}
60
C_F = 0.5pF
R_F = 1kΩ
C_F = 1pF
50
C_STRAY (parasitic) = 0.2pF
40
100
1k
10k 100k
C_F = 2.5pF
1M
10M
Frequency (Hz)
100M
7