參數(shù)資料
型號(hào)： TL287
廠商： Texas Instruments, Inc.
英文描述： JFET-INPUT OPERATIONAL AMPLIFIERS
中文描述： JFET輸入運(yùn)算放大器
文件頁(yè)數(shù)： 4/20頁(yè)
文件大小： 259K
代理商： TL287
T
J
S
4
P
electrical characteristics, V
CC
±
=
±
15 V
PARAMETER
TEST CONDITIONS
TL088M
TL288M
TL087I
TL088I
TL287I
TL288I
TYP
TL087C
TL088C
TL287C
TL288C
TYP
UNIT
MIN
TYP
MAX
MIN
MAX
0.5
MIN
MAX
0.5
RS = 50
,
VO = 0
TA = 25
°
C
RS = 50
,
VO = 0,
TA = full range
TL087, TL287
0.1
0.1
TL088 TL288
TL088, TL288
0 1
0.1
3
0 1
0.1
1
0 1
0.1
1
VIO
Input offset voltage
mV
TL087, TL287
2
1.5
TL088 TL288
TL088, TL288
6
3
2 5
2.5
Temperature coefficient
of input offset voltage
RS= 50
RS = 50
,
TA= 25
TA = 25
°
C to MAX
10
8
8
μ
V/
°
C
α
VIO
IIO
Input offset current
TA = 25
°
C
TA = full range
TA = 25
°
C
TA = full range
5
5
100
5
100
pA
nA
pA
nA
25
3
2
IIB
Input bias current
30
30
200
20
30
200
100
7
Common mode input
Common-mode input
voltage range
VCC– + 4
VCC– +4
VCC– +4
to
VCC+ –4
24
24
20
VICR
TA = 25
°
C
to
to
V
VCC+ –4
24
24
20
VCC+ –4
24
24
20
Maximum peak to peak
Maximum-peak-to-peak
output voltage swing
out ut voltage swing
TA = 25
°
C,
RL = 10 k
RL
≥
10 k
RL
≥
2 k
VO =
±
10 V,
27
27
27
VO(PP)
TA= full range
TA = full range
V
RL
≥
2 k
,
TA = 25
°
C
RL
≥
2 k
,
TA = full range
TA = 25
°
C
TA = 25
°
C
RS = 50
,
VIC = VICR min, TA = 25
°
C
RS = 50
,
VCC
±
=
±
9 V to
±
15 V,
TA = 25
°
C
No load,
TA = 25
°
C
50
105
50
105
50
105
AVD
Large-signal differential
voltage amplification
V/mV
VO =
±
10 V,
25
25
25
B1
ri
Unity-gain bandwidth
Input resistance
Common–mode rejection
ratio
3
3
3
MHz
1012
1012
1012
CMRR
VO = 0 V,
80
93
80
93
80
93
dB
Supply voltage rejection
VCC
±
VIO)
VO = 0 V,
kSVR
80
99
80
99
80
99
dB
ratio (
/
ICC
Supply current
(per amplifier)
VO = 0 V,
26
2 8
2.8
2 6
2.6
2 8
2.8
2 6
2.6
2 8
2.8
mA
All characteristics are measured under open–loop conditions with zero common-mode input voltage unless otherwise specified. Full range for TA is –55
°
C to 125
°
C for TL_88M;
–40
°
C to 85
°
C for TL_8_I; and 0
°
C to 70
°
C for TL_8_C.
Input bias currents of a FET-input operational amplifier are normal junction reverse currents, which are temperature sensitive. Pulse techniques must be used that will maintain
the junction temperature as close to the ambient temperature as possible.
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